* [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
@ 2024-06-24 8:25 kernel test robot
2024-06-24 8:35 ` Christoph Hellwig
0 siblings, 1 reply; 6+ messages in thread
From: kernel test robot @ 2024-06-24 8:25 UTC (permalink / raw)
To: Christoph Hellwig
Cc: oe-lkp, lkp, Jens Axboe, Damien Le Moal, Hannes Reinecke,
linux-m68k, linux-um, linux-kernel, linux-block, drbd-dev, nbd,
linuxppc-dev, ceph-devel, virtualization, xen-devel, linux-bcache,
dm-devel, linux-raid, linux-mmc, linux-mtd, nvdimm, linux-nvme,
linux-s390, linux-scsi, ying.huang, feng.tang, fengwei.yin,
oliver.sang
Hello,
kernel test robot noticed a -64.5% regression of fsmark.files_per_sec on:
commit: bd4a633b6f7c3c6b6ebc1a07317643270e751a94 ("block: move the nonrot flag to queue_limits")
https://git.kernel.org/cgit/linux/kernel/git/axboe/linux-block.git for-next
testcase: fsmark
test machine: 48 threads 2 sockets Intel(R) Xeon(R) CPU E5-2697 v2 @ 2.70GHz (Ivy Bridge-EP) with 64G memory
parameters:
iterations: 1x
nr_threads: 32t
disk: 1SSD
fs: btrfs
fs2: nfsv4
filesize: 9B
test_size: 400M
sync_method: fsyncBeforeClose
nr_directories: 16d
nr_files_per_directory: 256fpd
cpufreq_governor: performance
In addition to that, the commit also has significant impact on the following tests:
+------------------+------------------------------------------------------------------------------------------------+
| testcase: change | fsmark: fsmark.files_per_sec -54.0% regression |
| test machine | 48 threads 2 sockets Intel(R) Xeon(R) CPU E5-2697 v2 @ 2.70GHz (Ivy Bridge-EP) with 64G memory |
| test parameters | cpufreq_governor=performance |
| | disk=1SSD |
| | filesize=8K |
| | fs2=nfsv4 |
| | fs=btrfs |
| | iterations=1x |
| | nr_directories=16d |
| | nr_files_per_directory=256fpd |
| | nr_threads=32t |
| | sync_method=fsyncBeforeClose |
| | test_size=400M |
+------------------+------------------------------------------------------------------------------------------------+
| testcase: change | fxmark: fxmark.ssd_btrfs_DWSL_4_directio.works/sec -75.6% regression |
| test machine | 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory |
| test parameters | cpufreq_governor=performance |
| | directio=directio |
| | disk=1SSD |
| | fstype=btrfs |
| | media=ssd |
| | test=DWSL |
| | thread_nr=4 |
+------------------+------------------------------------------------------------------------------------------------+
| testcase: change | fxmark: fxmark.ssd_btrfs_MWUM_4_directio.works/sec -45.9% regression |
| test machine | 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory |
| test parameters | cpufreq_governor=performance |
| | directio=directio |
| | disk=1SSD |
| | fstype=btrfs |
| | media=ssd |
| | test=MWUM |
| | thread_nr=4 |
+------------------+------------------------------------------------------------------------------------------------+
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202406241546.6bbd44a7-oliver.sang@intel.com
Details are as below:
-------------------------------------------------------------------------------------------------->
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20240624/202406241546.6bbd44a7-oliver.sang@intel.com
=========================================================================================
compiler/cpufreq_governor/disk/filesize/fs2/fs/iterations/kconfig/nr_directories/nr_files_per_directory/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase:
gcc-13/performance/1SSD/9B/nfsv4/btrfs/1x/x86_64-rhel-8.3/16d/256fpd/32t/debian-12-x86_64-20240206.cgz/fsyncBeforeClose/lkp-ivb-2ep2/400M/fsmark
commit:
1122c0c1cc ("block: move cache control settings out of queue->flags")
bd4a633b6f ("block: move the nonrot flag to queue_limits")
1122c0c1cc71f740 bd4a633b6f7c3c6b6ebc1a07317
---------------- ---------------------------
%stddev %change %stddev
\ | \
1.189e+09 +176.5% 3.288e+09 cpuidle..time
4069531 +40.7% 5726734 cpuidle..usage
107.82 +41.5% 152.62 uptime.boot
4541 +31.7% 5979 uptime.idle
1347 ± 34% +7052.8% 96367 ± 17% numa-meminfo.node1.Active(anon)
9671 ±129% +152.0% 24367 ± 58% numa-meminfo.node1.Mapped
1517 ± 33% +7000.6% 107767 ± 17% numa-meminfo.node1.Shmem
70.27 -3.0% 68.16 iostat.cpu.idle
22.10 +21.9% 26.93 iostat.cpu.iowait
5.28 ± 4% -45.2% 2.89 iostat.cpu.system
2.35 -14.1% 2.02 iostat.cpu.user
337.03 ± 34% +7041.0% 24067 ± 17% numa-vmstat.node1.nr_active_anon
2492 ±127% +150.1% 6233 ± 58% numa-vmstat.node1.nr_mapped
379.71 ± 33% +6989.5% 26919 ± 16% numa-vmstat.node1.nr_shmem
337.03 ± 34% +7041.0% 24067 ± 17% numa-vmstat.node1.nr_zone_active_anon
23.59 +4.1 27.67 mpstat.cpu.all.iowait%
0.56 -0.3 0.27 mpstat.cpu.all.soft%
4.71 ± 5% -2.3 2.37 mpstat.cpu.all.sys%
2.35 -0.3 2.02 mpstat.cpu.all.usr%
11.14 ± 2% -25.0% 8.35 mpstat.max_utilization_pct
7.33 ± 71% +297.7% 29.17 ± 11% perf-c2c.DRAM.local
12.83 ± 13% +3977.9% 523.33 ± 9% perf-c2c.DRAM.remote
1.83 ± 37% +3063.6% 58.00 ± 16% perf-c2c.HIT.remote
6.67 ± 47% +7842.5% 529.50 perf-c2c.HITM.local
8.50 ± 17% +5262.7% 455.83 ± 8% perf-c2c.HITM.remote
113674 -75.2% 28217 vmstat.io.bo
12.73 ± 6% +21.5% 15.47 ± 3% vmstat.procs.b
4.93 ± 7% -37.2% 3.10 vmstat.procs.r
222679 -59.0% 91356 vmstat.system.cs
53879 -15.5% 45537 vmstat.system.in
1.347e+08 +150.3% 3.371e+08 fsmark.app_overhead
4148 -64.5% 1471 fsmark.files_per_sec
25.21 +179.6% 70.48 fsmark.time.elapsed_time
25.21 +179.6% 70.48 fsmark.time.elapsed_time.max
46.67 -60.7% 18.33 ± 2% fsmark.time.percent_of_cpu_this_job_got
580573 +2.3% 593720 fsmark.time.voluntary_context_switches
0.54 ±142% +1.8 2.36 ± 45% perf-profile.calltrace.cycles-pp.do_anonymous_page.__handle_mm_fault.handle_mm_fault.do_user_addr_fault.exc_page_fault
2.30 ± 26% +1.9 4.24 ± 17% perf-profile.calltrace.cycles-pp.perf_mmap__push.record__mmap_read_evlist.__cmd_record.cmd_record.run_builtin
2.30 ± 26% +1.9 4.24 ± 17% perf-profile.children.cycles-pp.perf_mmap__push
2.00 ± 52% +2.0 3.98 ± 21% perf-profile.children.cycles-pp.write
1.76 ± 55% +2.0 3.75 ± 25% perf-profile.children.cycles-pp.writen
0.54 ±142% +2.1 2.60 ± 38% perf-profile.children.cycles-pp.do_anonymous_page
2798 +3767.9% 108260 ± 2% meminfo.Active(anon)
293199 -34.5% 192046 meminfo.Active(file)
224570 ± 2% +15.3% 258927 ± 4% meminfo.AnonHugePages
1029143 +12.2% 1154431 meminfo.Committed_AS
13542 ± 2% -14.4% 11598 ± 2% meminfo.Dirty
32982 +49.1% 49184 ± 4% meminfo.Mapped
3406 +3452.4% 121025 meminfo.Shmem
699.76 +3768.6% 27071 ± 2% proc-vmstat.nr_active_anon
73394 -34.5% 48087 proc-vmstat.nr_active_file
599442 -23.8% 456690 proc-vmstat.nr_dirtied
3372 ± 2% -14.0% 2899 ± 2% proc-vmstat.nr_dirty
1054218 -1.1% 1042135 proc-vmstat.nr_file_pages
192999 +2.2% 197338 proc-vmstat.nr_inactive_anon
195427 -8.3% 179255 proc-vmstat.nr_inactive_file
8470 +48.6% 12584 ± 4% proc-vmstat.nr_mapped
852.97 +3451.5% 30293 proc-vmstat.nr_shmem
55125 +2.4% 56454 proc-vmstat.nr_slab_reclaimable
598942 -24.0% 455415 proc-vmstat.nr_written
699.76 +3768.6% 27071 ± 2% proc-vmstat.nr_zone_active_anon
73394 -34.5% 48087 proc-vmstat.nr_zone_active_file
192999 +2.2% 197338 proc-vmstat.nr_zone_inactive_anon
195427 -8.3% 179255 proc-vmstat.nr_zone_inactive_file
2992 ± 2% -7.0% 2783 ± 2% proc-vmstat.nr_zone_write_pending
1701597 +6.4% 1810757 proc-vmstat.numa_hit
1651924 +6.6% 1760989 proc-vmstat.numa_local
145673 +4.1% 151618 proc-vmstat.pgactivate
2171880 +6.0% 2302217 proc-vmstat.pgalloc_normal
173881 ± 3% +101.2% 349830 ± 2% proc-vmstat.pgfault
1649733 +9.4% 1804327 proc-vmstat.pgfree
3257714 -36.4% 2070947 proc-vmstat.pgpgout
8901 ± 2% +78.8% 15912 ± 18% proc-vmstat.pgreuse
1779 ± 15% +94.2% 3455 ± 21% sched_debug.cfs_rq:/.avg_vruntime.avg
233.79 ± 29% +200.6% 702.80 ± 30% sched_debug.cfs_rq:/.avg_vruntime.min
5950 ± 51% +121.6% 13187 ± 54% sched_debug.cfs_rq:/.load.avg
59.42 ± 13% -41.0% 35.07 ± 22% sched_debug.cfs_rq:/.load_avg.avg
1779 ± 15% +94.2% 3455 ± 21% sched_debug.cfs_rq:/.min_vruntime.avg
233.79 ± 29% +200.6% 702.80 ± 30% sched_debug.cfs_rq:/.min_vruntime.min
38.83 ± 16% -60.1% 15.48 ± 42% sched_debug.cfs_rq:/.removed.load_avg.avg
104.34 ± 10% -44.4% 58.00 ± 29% sched_debug.cfs_rq:/.removed.load_avg.stddev
1198 ± 12% +919.1% 12211 ± 93% sched_debug.cpu.avg_idle.min
25961 ± 9% +81.8% 47185 ± 21% sched_debug.cpu.clock.avg
25962 ± 9% +81.7% 47186 ± 21% sched_debug.cpu.clock.max
25960 ± 9% +81.8% 47184 ± 21% sched_debug.cpu.clock.min
25888 ± 9% +81.6% 47021 ± 21% sched_debug.cpu.clock_task.avg
25956 ± 9% +81.6% 47137 ± 21% sched_debug.cpu.clock_task.max
24234 ± 9% +84.7% 44760 ± 21% sched_debug.cpu.clock_task.min
737.62 ± 10% +100.2% 1476 ± 21% sched_debug.cpu.curr->pid.max
727.72 ± 10% +3446.7% 25810 ± 20% sched_debug.cpu.nr_switches.avg
3502 ± 18% +922.9% 35827 ± 21% sched_debug.cpu.nr_switches.max
111.99 ± 25% +6551.9% 7449 ± 55% sched_debug.cpu.nr_switches.min
703.85 ± 11% +669.7% 5417 ± 17% sched_debug.cpu.nr_switches.stddev
0.01 ± 79% +2728.2% 0.18 ± 19% sched_debug.cpu.nr_uninterruptible.avg
5.50 ± 28% +186.2% 15.74 ± 28% sched_debug.cpu.nr_uninterruptible.max
-5.24 +1329.2% -74.83 sched_debug.cpu.nr_uninterruptible.min
1.82 ± 17% +622.8% 13.16 ± 29% sched_debug.cpu.nr_uninterruptible.stddev
81285 -42.0% 47184 ± 21% sched_debug.cpu_clk
4.295e+09 -57.5% 1.825e+09 ± 21% sched_debug.jiffies
80731 -41.8% 46949 ± 21% sched_debug.ktime
81773 -42.0% 47392 ± 21% sched_debug.sched_clk
1.00 -57.5% 0.42 ± 21% sched_debug.sched_clock_stable()
3.00 -57.5% 1.28 ± 21% sched_debug.sysctl_sched.sysctl_sched_base_slice
6237751 -57.5% 2651044 ± 21% sched_debug.sysctl_sched.sysctl_sched_features
1.00 -57.5% 0.42 ± 21% sched_debug.sysctl_sched.sysctl_sched_tunable_scaling
1.29 ± 6% +24.0% 1.60 ± 2% perf-stat.i.MPKI
1.822e+09 -33.5% 1.211e+09 perf-stat.i.branch-instructions
5.38 +1.1 6.49 perf-stat.i.branch-miss-rate%
97326318 -19.2% 78633918 perf-stat.i.branch-misses
6.81 ± 5% +2.3 9.12 perf-stat.i.cache-miss-rate%
11262919 ± 6% -38.0% 6977426 perf-stat.i.cache-misses
1.747e+08 -55.8% 77188971 perf-stat.i.cache-references
247420 -62.0% 94049 perf-stat.i.context-switches
1.55 +5.5% 1.64 perf-stat.i.cpi
1.37e+10 -41.0% 8.085e+09 perf-stat.i.cpu-cycles
1644 ± 2% -54.4% 750.14 perf-stat.i.cpu-migrations
8.908e+09 -33.7% 5.904e+09 perf-stat.i.instructions
0.65 +5.3% 0.69 perf-stat.i.ipc
5.22 -61.9% 1.99 perf-stat.i.metric.K/sec
5046 ± 4% -14.7% 4303 ± 3% perf-stat.i.minor-faults
5046 ± 4% -14.7% 4304 ± 3% perf-stat.i.page-faults
5.34 +1.2 6.49 perf-stat.overall.branch-miss-rate%
6.44 ± 6% +2.6 9.04 perf-stat.overall.cache-miss-rate%
1.54 -11.0% 1.37 perf-stat.overall.cpi
0.65 +12.3% 0.73 perf-stat.overall.ipc
1.754e+09 -31.9% 1.195e+09 perf-stat.ps.branch-instructions
93653136 -17.2% 77575731 perf-stat.ps.branch-misses
10836125 ± 6% -36.5% 6879585 perf-stat.ps.cache-misses
1.681e+08 -54.7% 76107773 perf-stat.ps.cache-references
238085 -61.1% 92729 perf-stat.ps.context-switches
46200 +2.4% 47330 perf-stat.ps.cpu-clock
1.318e+10 -39.5% 7.973e+09 perf-stat.ps.cpu-cycles
1582 ± 2% -53.3% 739.58 perf-stat.ps.cpu-migrations
8.571e+09 -32.0% 5.824e+09 perf-stat.ps.instructions
4847 ± 4% -12.5% 4240 ± 3% perf-stat.ps.minor-faults
4847 ± 4% -12.5% 4241 ± 3% perf-stat.ps.page-faults
46200 +2.4% 47330 perf-stat.ps.task-clock
2.282e+11 +83.0% 4.175e+11 perf-stat.total.instructions
***************************************************************************************************
lkp-ivb-2ep2: 48 threads 2 sockets Intel(R) Xeon(R) CPU E5-2697 v2 @ 2.70GHz (Ivy Bridge-EP) with 64G memory
=========================================================================================
compiler/cpufreq_governor/disk/filesize/fs2/fs/iterations/kconfig/nr_directories/nr_files_per_directory/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase:
gcc-13/performance/1SSD/8K/nfsv4/btrfs/1x/x86_64-rhel-8.3/16d/256fpd/32t/debian-12-x86_64-20240206.cgz/fsyncBeforeClose/lkp-ivb-2ep2/400M/fsmark
commit:
1122c0c1cc ("block: move cache control settings out of queue->flags")
bd4a633b6f ("block: move the nonrot flag to queue_limits")
1122c0c1cc71f740 bd4a633b6f7c3c6b6ebc1a07317
---------------- ---------------------------
%stddev %change %stddev
\ | \
8.362e+08 +108.9% 1.747e+09 cpuidle..time
2413903 +25.3% 3024126 cpuidle..usage
99.38 +19.6% 118.85 uptime.boot
4236 +14.7% 4859 uptime.idle
24.94 ± 2% +9.5% 27.30 iostat.cpu.iowait
4.47 -55.7% 1.98 ± 2% iostat.cpu.system
2.36 +4.1% 2.46 iostat.cpu.user
0.27 ± 2% -0.0 0.25 ± 2% mpstat.cpu.all.irq%
0.48 ± 4% -0.2 0.30 mpstat.cpu.all.soft%
3.99 ± 3% -2.5 1.46 ± 4% mpstat.cpu.all.sys%
10.39 -26.3% 7.65 ± 2% mpstat.max_utilization_pct
774882 ± 12% -24.8% 582410 ± 19% numa-numastat.node0.local_node
808526 ± 12% -25.3% 604191 ± 17% numa-numastat.node0.numa_hit
349212 ± 26% +54.4% 539297 ± 21% numa-numastat.node1.local_node
365300 ± 28% +55.3% 567307 ± 18% numa-numastat.node1.numa_hit
123433 -63.1% 45597 vmstat.io.bo
5.09 ± 14% -27.9% 3.67 ± 11% vmstat.procs.r
176044 -50.8% 86694 vmstat.system.cs
52141 -18.2% 42673 vmstat.system.in
74993100 ± 3% +108.8% 1.566e+08 ± 5% fsmark.app_overhead
3060 -54.0% 1408 fsmark.files_per_sec
17.10 +115.2% 36.80 fsmark.time.elapsed_time
17.10 +115.2% 36.80 fsmark.time.elapsed_time.max
36.67 ± 2% -48.2% 19.00 fsmark.time.percent_of_cpu_this_job_got
254561 ± 2% -24.9% 191102 meminfo.Active
2679 +314.6% 11108 ± 19% meminfo.Active(anon)
251882 ± 2% -28.5% 179993 meminfo.Active(file)
148758 +12.9% 167936 ± 2% meminfo.AnonHugePages
15112 -23.0% 11635 ± 2% meminfo.Dirty
32981 +77.1% 58414 ± 7% meminfo.Mapped
3295 +838.4% 30926 meminfo.Shmem
200691 ± 18% -48.8% 102702 ± 28% numa-meminfo.node0.Active
1010 ± 28% +159.8% 2626 ± 80% numa-meminfo.node0.Active(anon)
199680 ± 18% -49.9% 100076 ± 30% numa-meminfo.node0.Active(file)
11897 ± 19% -48.2% 6167 ± 30% numa-meminfo.node0.Dirty
405731 ± 10% -26.9% 296744 ± 15% numa-meminfo.node0.Inactive(file)
1370 ± 16% +183.3% 3882 ±101% numa-meminfo.node0.Shmem
1668 ± 17% +409.3% 8495 ± 21% numa-meminfo.node1.Active(anon)
1929 ± 11% +1307.1% 27148 ± 15% numa-meminfo.node1.Shmem
252.78 ± 28% +160.3% 657.99 ± 80% numa-vmstat.node0.nr_active_anon
50066 ± 18% -50.5% 24802 ± 30% numa-vmstat.node0.nr_active_file
330634 ± 12% -37.2% 207678 ± 20% numa-vmstat.node0.nr_dirtied
2979 ± 19% -48.1% 1545 ± 30% numa-vmstat.node0.nr_dirty
101630 ± 10% -27.2% 74010 ± 15% numa-vmstat.node0.nr_inactive_file
6210 ± 44% +65.8% 10299 ± 12% numa-vmstat.node0.nr_mapped
342.90 ± 16% +186.3% 981.88 ±103% numa-vmstat.node0.nr_shmem
324012 ± 12% -36.1% 206943 ± 19% numa-vmstat.node0.nr_written
252.78 ± 28% +160.3% 657.99 ± 80% numa-vmstat.node0.nr_zone_active_anon
50066 ± 18% -50.5% 24802 ± 30% numa-vmstat.node0.nr_zone_active_file
101629 ± 10% -27.2% 74010 ± 15% numa-vmstat.node0.nr_zone_inactive_file
2718 ± 17% -47.0% 1439 ± 27% numa-vmstat.node0.nr_zone_write_pending
808122 ± 12% -25.3% 603704 ± 17% numa-vmstat.node0.numa_hit
774479 ± 12% -24.9% 581923 ± 19% numa-vmstat.node0.numa_local
417.60 ± 17% +309.6% 1710 ± 48% numa-vmstat.node1.nr_active_anon
482.47 ± 11% +1244.3% 6485 ± 16% numa-vmstat.node1.nr_shmem
417.60 ± 17% +309.6% 1710 ± 48% numa-vmstat.node1.nr_zone_active_anon
364919 ± 27% +55.1% 566146 ± 18% numa-vmstat.node1.numa_hit
348831 ± 26% +54.3% 538135 ± 21% numa-vmstat.node1.numa_local
669.84 +252.2% 2359 ± 41% proc-vmstat.nr_active_anon
63068 ± 2% -29.2% 44622 proc-vmstat.nr_active_file
177070 +1.1% 178960 proc-vmstat.nr_anon_pages
465975 -18.7% 378719 proc-vmstat.nr_dirtied
3780 -22.5% 2928 ± 2% proc-vmstat.nr_dirty
1004574 -2.7% 977058 proc-vmstat.nr_file_pages
177173 +3.8% 183958 proc-vmstat.nr_inactive_anon
155978 -9.9% 140569 proc-vmstat.nr_inactive_file
8469 +77.0% 14989 ± 7% proc-vmstat.nr_mapped
825.02 +796.6% 7397 ± 7% proc-vmstat.nr_shmem
43851 +2.8% 45074 proc-vmstat.nr_slab_reclaimable
457971 -17.6% 377565 proc-vmstat.nr_written
669.84 +252.2% 2359 ± 41% proc-vmstat.nr_zone_active_anon
63068 ± 2% -29.2% 44622 proc-vmstat.nr_zone_active_file
177173 +3.8% 183958 proc-vmstat.nr_zone_inactive_anon
155978 -9.9% 140569 proc-vmstat.nr_zone_inactive_file
3373 ± 5% -16.1% 2832 ± 4% proc-vmstat.nr_zone_write_pending
157270 ± 3% +57.2% 247258 proc-vmstat.pgfault
2488450 -26.5% 1829243 proc-vmstat.pgpgout
7922 ± 4% +23.0% 9742 ± 2% proc-vmstat.pgreuse
1.94 ± 36% +1.4 3.32 ± 22% perf-profile.calltrace.cycles-pp.record__mmap_read_evlist.__cmd_record.cmd_record.run_builtin.main
1.65 ± 14% +1.7 3.32 ± 22% perf-profile.calltrace.cycles-pp.perf_mmap__push.record__mmap_read_evlist.__cmd_record.cmd_record.run_builtin
0.00 +1.7 1.69 ± 7% perf-profile.calltrace.cycles-pp.dup_mm.copy_process.kernel_clone.__do_sys_clone.do_syscall_64
2.80 ± 35% +1.7 4.50 ± 18% perf-profile.calltrace.cycles-pp.__cmd_record.cmd_record.run_builtin.main
2.80 ± 35% +1.7 4.50 ± 18% perf-profile.calltrace.cycles-pp.cmd_record.run_builtin.main
0.27 ±223% +1.7 1.98 ± 33% perf-profile.calltrace.cycles-pp._Fork
0.27 ±223% +1.7 1.98 ± 33% perf-profile.calltrace.cycles-pp.__do_sys_clone.do_syscall_64.entry_SYSCALL_64_after_hwframe._Fork
0.27 ±223% +1.7 1.98 ± 33% perf-profile.calltrace.cycles-pp.copy_process.kernel_clone.__do_sys_clone.do_syscall_64.entry_SYSCALL_64_after_hwframe
0.27 ±223% +1.7 1.98 ± 33% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe._Fork
0.27 ±223% +1.7 1.98 ± 33% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe._Fork
0.27 ±223% +1.7 1.98 ± 33% perf-profile.calltrace.cycles-pp.kernel_clone.__do_sys_clone.do_syscall_64.entry_SYSCALL_64_after_hwframe._Fork
1.42 ± 47% +1.9 3.32 ± 22% perf-profile.calltrace.cycles-pp.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.write.writen.record__pushfn
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.write.writen.record__pushfn.perf_mmap__push
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.calltrace.cycles-pp.generic_perform_write.shmem_file_write_iter.vfs_write.ksys_write.do_syscall_64
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.calltrace.cycles-pp.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write.writen
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.calltrace.cycles-pp.record__pushfn.perf_mmap__push.record__mmap_read_evlist.__cmd_record.cmd_record
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.calltrace.cycles-pp.shmem_file_write_iter.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.calltrace.cycles-pp.write.writen.record__pushfn.perf_mmap__push.record__mmap_read_evlist
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.calltrace.cycles-pp.writen.record__pushfn.perf_mmap__push.record__mmap_read_evlist.__cmd_record
1.94 ± 36% +1.4 3.32 ± 22% perf-profile.children.cycles-pp.record__mmap_read_evlist
1.65 ± 14% +1.7 3.32 ± 22% perf-profile.children.cycles-pp.perf_mmap__push
0.00 +1.7 1.69 ± 7% perf-profile.children.cycles-pp.dup_mm
0.27 ±223% +1.7 1.98 ± 33% perf-profile.children.cycles-pp._Fork
0.27 ±223% +1.7 1.98 ± 33% perf-profile.children.cycles-pp.__do_sys_clone
0.27 ±223% +1.7 1.98 ± 33% perf-profile.children.cycles-pp.copy_process
0.27 ±223% +1.7 1.98 ± 33% perf-profile.children.cycles-pp.kernel_clone
1.42 ± 47% +1.9 3.32 ± 22% perf-profile.children.cycles-pp.ksys_write
1.42 ± 47% +1.9 3.32 ± 22% perf-profile.children.cycles-pp.vfs_write
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.children.cycles-pp.generic_perform_write
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.children.cycles-pp.record__pushfn
1.15 ± 72% +2.2 3.32 ± 22% perf-profile.children.cycles-pp.shmem_file_write_iter
1.15 ± 72% +2.5 3.62 ± 7% perf-profile.children.cycles-pp.writen
1.42 ± 47% +2.5 3.92 ± 17% perf-profile.children.cycles-pp.write
1.799e+09 -23.0% 1.386e+09 perf-stat.i.branch-instructions
5.46 +1.0 6.50 perf-stat.i.branch-miss-rate%
97222174 -9.3% 88136147 perf-stat.i.branch-misses
6.96 ± 8% +2.5 9.49 ± 3% perf-stat.i.cache-miss-rate%
9472265 ± 10% -19.3% 7648380 ± 3% perf-stat.i.cache-misses
1.463e+08 -43.9% 82019846 perf-stat.i.cache-references
199745 -53.6% 92597 perf-stat.i.context-switches
1.46 -9.4% 1.32 perf-stat.i.cpi
1.265e+10 -30.4% 8.795e+09 perf-stat.i.cpu-cycles
1465 ± 9% -51.9% 705.40 ± 2% perf-stat.i.cpu-migrations
1373 ± 9% -15.7% 1158 ± 3% perf-stat.i.cycles-between-cache-misses
8.814e+09 -23.1% 6.78e+09 perf-stat.i.instructions
0.70 +9.4% 0.76 perf-stat.i.ipc
4.27 -53.5% 1.98 perf-stat.i.metric.K/sec
6615 ± 6% -16.4% 5530 perf-stat.i.minor-faults
6615 ± 6% -16.4% 5530 perf-stat.i.page-faults
5.40 +1.0 6.36 perf-stat.overall.branch-miss-rate%
6.47 ± 8% +2.9 9.32 ± 3% perf-stat.overall.cache-miss-rate%
1.43 -9.6% 1.30 perf-stat.overall.cpi
1347 ± 8% -14.6% 1151 ± 3% perf-stat.overall.cycles-between-cache-misses
0.70 +10.6% 0.77 perf-stat.overall.ipc
1.7e+09 -20.7% 1.348e+09 perf-stat.ps.branch-instructions
91873961 -6.6% 85777312 perf-stat.ps.branch-misses
8951075 ± 10% -16.9% 7442424 ± 3% perf-stat.ps.cache-misses
1.382e+08 -42.3% 79820635 perf-stat.ps.cache-references
188782 -52.3% 90114 perf-stat.ps.context-switches
45375 +3.0% 46719 perf-stat.ps.cpu-clock
1.195e+10 -28.4% 8.56e+09 perf-stat.ps.cpu-cycles
1385 ± 9% -50.5% 686.49 ± 2% perf-stat.ps.cpu-migrations
8.328e+09 -20.8% 6.598e+09 perf-stat.ps.instructions
6239 ± 6% -13.8% 5375 perf-stat.ps.minor-faults
6239 ± 6% -13.8% 5376 perf-stat.ps.page-faults
45375 +3.0% 46719 perf-stat.ps.task-clock
1.52e+11 +63.0% 2.477e+11 perf-stat.total.instructions
***************************************************************************************************
lkp-csl-2sp7: 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory
=========================================================================================
compiler/cpufreq_governor/directio/disk/fstype/kconfig/media/rootfs/tbox_group/test/testcase/thread_nr:
gcc-13/performance/directio/1SSD/btrfs/x86_64-rhel-8.3/ssd/debian-11.1-x86_64-20220510.cgz/lkp-csl-2sp7/DWSL/fxmark/4
commit:
1122c0c1cc ("block: move cache control settings out of queue->flags")
bd4a633b6f ("block: move the nonrot flag to queue_limits")
1122c0c1cc71f740 bd4a633b6f7c3c6b6ebc1a07317
---------------- ---------------------------
%stddev %change %stddev
\ | \
2711233 -49.2% 1378365 cpuidle..usage
113.67 ± 32% -77.0% 26.17 ± 15% perf-c2c.HITM.local
68.36 +32.7% 90.69 iostat.cpu.idle
16.62 -85.0% 2.49 ± 3% iostat.cpu.iowait
14.20 ± 2% -57.2% 6.08 ± 3% iostat.cpu.system
33.33 ±111% -33.3 0.00 perf-profile.calltrace.cycles-pp.folio_remove_rmap_ptes.zap_present_ptes.zap_pte_range.zap_pmd_range.unmap_page_range
41.67 ± 82% -41.7 0.00 perf-profile.children.cycles-pp.folio_remove_rmap_ptes
25.00 ±100% -25.0 0.00 perf-profile.self.cycles-pp.folio_remove_rmap_ptes
1494783 ± 2% -68.3% 473712 ± 4% numa-numastat.node0.local_node
1516920 -64.6% 537707 ± 5% numa-numastat.node0.numa_hit
114515 ± 25% +38.9% 159043 ± 14% numa-numastat.node1.local_node
77985 ± 18% -53.4% 36364 ± 53% numa-numastat.node1.other_node
67.69 +22.9 90.61 mpstat.cpu.all.idle%
17.08 -14.5 2.56 ± 3% mpstat.cpu.all.iowait%
1.46 ± 3% -0.2 1.23 ± 2% mpstat.cpu.all.irq%
0.93 ± 2% -0.6 0.33 ± 2% mpstat.cpu.all.soft%
12.01 ± 2% -7.5 4.49 ± 5% mpstat.cpu.all.sys%
1045438 -85.4% 152557 ± 3% numa-meminfo.node0.Active
75557 ± 13% -71.3% 21669 numa-meminfo.node0.Active(anon)
969881 -86.5% 130887 ± 3% numa-meminfo.node0.Active(file)
869623 ± 4% -56.8% 375494 ± 16% numa-meminfo.node0.Inactive
653865 ± 2% -71.4% 186796 ± 3% numa-meminfo.node0.Inactive(file)
92743 ± 11% -63.3% 33993 ± 3% numa-meminfo.node0.Shmem
68.29 +32.8% 90.72 vmstat.cpu.id
16.68 -84.7% 2.55 ± 6% vmstat.cpu.wa
116067 -85.7% 16600 ± 2% vmstat.io.bo
4660813 -29.0% 3309839 vmstat.memory.cache
0.52 ± 15% -80.0% 0.10 ± 39% vmstat.procs.b
1.58 ± 9% -21.0% 1.25 ± 10% vmstat.procs.r
41812 ± 3% -73.0% 11271 ± 2% vmstat.system.cs
27419 -31.7% 18726 vmstat.system.in
0.10 ±119% -56.9% 0.04 ± 5% perf-stat.i.MPKI
43412 ± 3% -74.3% 11165 ± 3% perf-stat.i.context-switches
1457 ± 5% -71.2% 419.29 ± 2% perf-stat.i.cpu-migrations
129.81 ± 13% +15.6% 150.07 perf-stat.i.cycles-between-cache-misses
0.13 ± 42% -86.8% 0.02 ±115% perf-stat.i.major-faults
61.60 ± 34% -33.0% 41.27 ± 6% perf-stat.i.metric.K/sec
42626 ± 3% -74.3% 10965 ± 3% perf-stat.ps.context-switches
1431 ± 5% -71.2% 411.72 ± 2% perf-stat.ps.cpu-migrations
0.13 ± 42% -86.7% 0.02 ±114% perf-stat.ps.major-faults
1046381 -85.4% 152689 ± 3% meminfo.Active
75958 ± 13% -70.7% 22233 meminfo.Active(anon)
970423 -86.6% 130455 ± 3% meminfo.Active(file)
4602998 -29.7% 3237382 meminfo.Cached
1062713 -44.5% 590084 meminfo.Inactive
654829 ± 2% -71.5% 186936 ± 2% meminfo.Inactive(file)
6405282 -22.1% 4991953 meminfo.Memused
185977 -10.1% 167119 meminfo.SUnreclaim
94548 ± 11% -61.3% 36622 meminfo.Shmem
268307 -9.1% 243941 meminfo.Slab
6936784 -21.5% 5447420 ± 2% meminfo.max_used_kB
75.00 ± 2% -12.9% 65.33 turbostat.Avg_MHz
2.86 ± 2% -0.4 2.50 turbostat.Busy%
633581 -75.7% 154084 ± 3% turbostat.C1
0.62 ± 2% -0.3 0.36 ± 3% turbostat.C1%
1019660 -75.2% 252730 ± 2% turbostat.C1E
1.80 -0.6 1.21 ± 2% turbostat.C1E%
1946276 -32.6% 1312590 turbostat.IRQ
191212 ± 15% -87.9% 23221 turbostat.POLL
0.03 -0.0 0.00 turbostat.POLL%
10.25 ± 4% +295.1% 40.50 turbostat.Pkg%pc2
117.35 -11.0% 104.45 turbostat.PkgWatt
18889 ± 13% -71.3% 5417 numa-vmstat.node0.nr_active_anon
242499 -86.5% 32724 ± 3% numa-vmstat.node0.nr_active_file
1759926 -87.0% 228849 ± 2% numa-vmstat.node0.nr_dirtied
163471 ± 2% -71.4% 46702 ± 3% numa-vmstat.node0.nr_inactive_file
23187 ± 11% -63.3% 8499 ± 3% numa-vmstat.node0.nr_shmem
1759571 -87.0% 228761 ± 2% numa-vmstat.node0.nr_written
18889 ± 13% -71.3% 5417 numa-vmstat.node0.nr_zone_active_anon
242499 -86.5% 32724 ± 3% numa-vmstat.node0.nr_zone_active_file
163471 ± 2% -71.4% 46702 ± 3% numa-vmstat.node0.nr_zone_inactive_file
1516890 -64.6% 537657 ± 5% numa-vmstat.node0.numa_hit
1494751 ± 2% -68.3% 473662 ± 4% numa-vmstat.node0.numa_local
114346 ± 25% +38.9% 158813 ± 14% numa-vmstat.node1.numa_local
77985 ± 18% -53.4% 36365 ± 53% numa-vmstat.node1.numa_other
115.07 +55.1% 178.53 fxmark.ssd_btrfs_DWSL_4_directio.idle_sec
59.45 +55.0% 92.14 fxmark.ssd_btrfs_DWSL_4_directio.idle_util
46.68 -85.2% 6.89 ± 3% fxmark.ssd_btrfs_DWSL_4_directio.iowait_sec
24.12 -85.3% 3.56 ± 3% fxmark.ssd_btrfs_DWSL_4_directio.iowait_util
3.35 -20.3% 2.67 ± 2% fxmark.ssd_btrfs_DWSL_4_directio.irq_sec
1.73 -20.3% 1.38 ± 2% fxmark.ssd_btrfs_DWSL_4_directio.irq_util
2.49 -66.1% 0.84 fxmark.ssd_btrfs_DWSL_4_directio.softirq_sec
1.29 -66.1% 0.44 fxmark.ssd_btrfs_DWSL_4_directio.softirq_util
25.18 ± 3% -82.9% 4.32 ± 12% fxmark.ssd_btrfs_DWSL_4_directio.sys_sec
13.01 ± 2% -82.9% 2.23 ± 12% fxmark.ssd_btrfs_DWSL_4_directio.sys_util
0.80 ± 10% -37.2% 0.50 ± 8% fxmark.ssd_btrfs_DWSL_4_directio.user_sec
0.41 ± 10% -37.3% 0.26 ± 8% fxmark.ssd_btrfs_DWSL_4_directio.user_util
226633 -75.6% 55335 ± 3% fxmark.ssd_btrfs_DWSL_4_directio.works
4532 -75.6% 1106 ± 3% fxmark.ssd_btrfs_DWSL_4_directio.works/sec
4143236 ± 5% -87.7% 508948 ± 4% fxmark.time.file_system_outputs
1228 ± 47% -81.9% 222.17 ± 15% fxmark.time.involuntary_context_switches
11.33 ± 4% -64.7% 4.00 fxmark.time.percent_of_cpu_this_job_got
269631 ± 7% -75.9% 64948 ± 3% fxmark.time.voluntary_context_switches
18991 ± 13% -70.9% 5527 proc-vmstat.nr_active_anon
242399 -86.5% 32827 ± 3% proc-vmstat.nr_active_file
1759926 -87.0% 228849 ± 2% proc-vmstat.nr_dirtied
1150679 -29.6% 809855 proc-vmstat.nr_file_pages
163806 -71.3% 47029 ± 3% proc-vmstat.nr_inactive_file
23665 ± 11% -61.4% 9139 proc-vmstat.nr_shmem
20589 -6.7% 19203 proc-vmstat.nr_slab_reclaimable
46538 -10.3% 41763 proc-vmstat.nr_slab_unreclaimable
1759571 -87.0% 228761 ± 2% proc-vmstat.nr_written
18991 ± 13% -70.9% 5527 proc-vmstat.nr_zone_active_anon
242399 -86.5% 32827 ± 3% proc-vmstat.nr_zone_active_file
163806 -71.3% 47029 ± 3% proc-vmstat.nr_zone_inactive_file
1711454 -57.1% 735022 proc-vmstat.numa_hit
1611324 -60.6% 634659 proc-vmstat.numa_local
583094 -90.6% 54844 ± 2% proc-vmstat.pgactivate
1786453 -55.2% 799914 proc-vmstat.pgalloc_normal
1682791 -57.0% 724247 proc-vmstat.pgfree
8394850 -85.8% 1195219 ± 2% proc-vmstat.pgpgout
0.01 ± 17% +190.9% 0.02 ± 8% perf-sched.sch_delay.avg.ms.__cond_resched.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
0.04 ±128% -99.1% 0.00 ±223% perf-sched.sch_delay.avg.ms.__cond_resched.submit_bio_noacct.btrfs_submit_chunk.btrfs_submit_bio.submit_eb_page
0.01 ± 13% -100.0% 0.00 perf-sched.sch_delay.avg.ms.btrfs_commit_transaction.btrfs_sync_file.__x64_sys_fsync.do_syscall_64
0.01 ± 49% -100.0% 0.00 perf-sched.sch_delay.avg.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.btrfs_sync_file.__x64_sys_fsync
0.00 ± 18% +120.7% 0.01 ± 6% perf-sched.sch_delay.avg.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range
0.00 ± 14% +55.0% 0.01 ± 7% perf-sched.sch_delay.avg.ms.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_sync_log
0.00 ± 60% -94.4% 0.00 ±223% perf-sched.sch_delay.avg.ms.irqentry_exit_to_user_mode.asm_sysvec_apic_timer_interrupt.[unknown].[unknown]
0.00 ± 82% +630.0% 0.01 ± 7% perf-sched.sch_delay.avg.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
0.00 ± 33% +266.7% 0.01 ± 22% perf-sched.sch_delay.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll
0.01 ± 28% -100.0% 0.00 perf-sched.sch_delay.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.wait_log_commit
0.00 ± 83% +238.9% 0.01 ± 3% perf-sched.sch_delay.avg.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested
0.01 ± 13% +163.9% 0.02 ± 15% perf-sched.sch_delay.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.btrfs_dio_write
0.00 ± 17% +200.0% 0.01 ± 7% perf-sched.sch_delay.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices
0.01 ± 10% +66.7% 0.01 ± 15% perf-sched.sch_delay.avg.ms.schedule_timeout.kcompactd.kthread.ret_from_fork
0.01 ± 11% +35.0% 0.01 perf-sched.sch_delay.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
0.02 ± 14% +69.9% 0.03 ± 7% perf-sched.sch_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
0.01 ± 6% +64.9% 0.01 ± 3% perf-sched.sch_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
1.63 ± 26% -82.4% 0.29 ± 71% perf-sched.sch_delay.max.ms.__cond_resched.__wait_for_common.barrier_all_devices.write_all_supers.btrfs_sync_log
0.00 ±178% +693.8% 0.02 ± 75% perf-sched.sch_delay.max.ms.__cond_resched.down_write.btrfs_tree_lock_nested.btrfs_search_slot.btrfs_lookup_csum
0.04 ± 22% +51.5% 0.07 ± 13% perf-sched.sch_delay.max.ms.__cond_resched.kmem_cache_alloc_noprof.alloc_extent_state.__set_extent_bit.lock_extent
0.02 ± 31% +240.8% 0.08 ± 18% perf-sched.sch_delay.max.ms.__cond_resched.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
0.30 ±169% -99.9% 0.00 ±223% perf-sched.sch_delay.max.ms.__cond_resched.submit_bio_noacct.btrfs_submit_chunk.btrfs_submit_bio.submit_eb_page
0.01 ± 33% -100.0% 0.00 perf-sched.sch_delay.max.ms.btrfs_commit_transaction.btrfs_sync_file.__x64_sys_fsync.do_syscall_64
0.01 ± 67% -100.0% 0.00 perf-sched.sch_delay.max.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.btrfs_sync_file.__x64_sys_fsync
0.10 ± 51% -94.4% 0.01 ±129% perf-sched.sch_delay.max.ms.btrfs_sync_log.btrfs_sync_file.__x64_sys_fsync.do_syscall_64
11.97 ±117% -93.7% 0.75 ± 43% perf-sched.sch_delay.max.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range
1.07 ± 37% -64.5% 0.38 ± 75% perf-sched.sch_delay.max.ms.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_sync_log
0.01 ± 86% -96.3% 0.00 ±223% perf-sched.sch_delay.max.ms.irqentry_exit_to_user_mode.asm_sysvec_apic_timer_interrupt.[unknown].[unknown]
0.00 ±104% +2221.7% 0.09 ± 35% perf-sched.sch_delay.max.ms.rcu_gp_kthread.kthread.ret_from_fork.ret_from_fork_asm
0.05 ± 56% -84.2% 0.01 ±179% perf-sched.sch_delay.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.start_log_trans
0.04 ±113% -100.0% 0.00 perf-sched.sch_delay.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.wait_log_commit
0.96 ± 51% -54.4% 0.44 ± 38% perf-sched.sch_delay.max.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices
0.01 ± 19% +113.3% 0.01 ± 4% perf-sched.total_sch_delay.average.ms
1.73 ± 12% +266.3% 6.32 ± 2% perf-sched.total_wait_and_delay.average.ms
158630 ± 12% -72.8% 43138 ± 2% perf-sched.total_wait_and_delay.count.ms
1.72 ± 12% +266.7% 6.31 ± 2% perf-sched.total_wait_time.average.ms
3.19 -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.__cond_resched.ww_mutex_lock.drm_gem_vunmap_unlocked.drm_gem_fb_vunmap.drm_atomic_helper_commit_planes
0.27 ± 3% +445.1% 1.46 ± 3% perf-sched.wait_and_delay.avg.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range
0.06 ± 2% +18.1% 0.07 perf-sched.wait_and_delay.avg.ms.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_sync_log
171.54 ± 8% +127.3% 389.88 ± 2% perf-sched.wait_and_delay.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll
0.43 ± 3% +466.1% 2.44 ± 2% perf-sched.wait_and_delay.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.btrfs_dio_write
0.06 ± 15% +77.5% 0.11 ± 3% perf-sched.wait_and_delay.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices
2.32 ± 4% +20.8% 2.80 perf-sched.wait_and_delay.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
1.17 ± 4% +379.8% 5.63 ± 4% perf-sched.wait_and_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
15.00 ± 47% -86.7% 2.00 ±125% perf-sched.wait_and_delay.count.__cond_resched.generic_perform_write.shmem_file_write_iter.vfs_write.ksys_write
35.83 ± 25% +67.4% 60.00 ± 9% perf-sched.wait_and_delay.count.__cond_resched.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
1.00 -100.0% 0.00 perf-sched.wait_and_delay.count.__cond_resched.ww_mutex_lock.drm_gem_vunmap_unlocked.drm_gem_fb_vunmap.drm_atomic_helper_commit_planes
17297 ± 7% -88.0% 2070 ± 2% perf-sched.wait_and_delay.count.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range
10087 ± 5% -84.7% 1539 ± 2% perf-sched.wait_and_delay.count.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_sync_log
94.33 ± 10% -58.3% 39.33 perf-sched.wait_and_delay.count.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll
120.33 ±100% +1865.5% 2365 ± 2% perf-sched.wait_and_delay.count.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested
20315 ± 5% -71.5% 5784 ± 2% perf-sched.wait_and_delay.count.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.btrfs_dio_write
10088 ± 5% -84.7% 1539 ± 2% perf-sched.wait_and_delay.count.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices
2141 ± 5% -28.8% 1524 perf-sched.wait_and_delay.count.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
20219 ± 5% -78.4% 4371 ± 2% perf-sched.wait_and_delay.count.wait_log_commit.btrfs_sync_log.btrfs_sync_file.__x64_sys_fsync
41448 ± 5% -78.1% 9088 ± 2% perf-sched.wait_and_delay.count.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
3.19 -100.0% 0.00 perf-sched.wait_and_delay.max.ms.__cond_resched.ww_mutex_lock.drm_gem_vunmap_unlocked.drm_gem_fb_vunmap.drm_atomic_helper_commit_planes
1019 ± 4% +46.3% 1492 ± 31% perf-sched.wait_and_delay.max.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.do_syscall_64
54.34 ± 96% -84.7% 8.32 ±120% perf-sched.wait_and_delay.max.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range
2.31 ± 36% -62.1% 0.87 ± 58% perf-sched.wait_and_delay.max.ms.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_sync_log
1321 ± 55% -77.3% 300.07 ± 35% perf-sched.wait_and_delay.max.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested
2.08 ± 47% -48.5% 1.07 ± 22% perf-sched.wait_and_delay.max.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices
1437 ± 27% -31.3% 988.15 ± 5% perf-sched.wait_and_delay.max.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
0.19 ±149% +615.1% 1.36 ± 73% perf-sched.wait_time.avg.ms.__cond_resched.down_write.btrfs_tree_lock_nested.btrfs_search_slot.btrfs_lookup_csum
0.04 ±131% +11801.2% 5.08 ±134% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc_noprof.add_delayed_ref.btrfs_drop_extents.insert_reserved_file_extent
0.47 ± 67% +471.0% 2.66 ± 30% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc_noprof.alloc_extent_state.__set_extent_bit.lock_extent
0.42 ± 20% -98.7% 0.01 ±223% perf-sched.wait_time.avg.ms.__cond_resched.submit_bio_noacct.btrfs_submit_chunk.btrfs_submit_bio.submit_eb_page
78.12 ±101% -100.0% 0.00 perf-sched.wait_time.avg.ms.btrfs_commit_transaction.btrfs_sync_file.__x64_sys_fsync.do_syscall_64
0.05 ± 14% -100.0% 0.00 perf-sched.wait_time.avg.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.btrfs_sync_file.__x64_sys_fsync
0.26 ± 3% +450.9% 1.45 ± 3% perf-sched.wait_time.avg.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range
0.05 ± 2% +16.5% 0.06 perf-sched.wait_time.avg.ms.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_sync_log
11.37 ±142% -99.9% 0.01 ±150% perf-sched.wait_time.avg.ms.irqentry_exit_to_user_mode.asm_common_interrupt.[unknown].[unknown]
171.54 ± 8% +127.3% 389.87 ± 2% perf-sched.wait_time.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll
0.67 ± 9% -100.0% 0.00 perf-sched.wait_time.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.wait_log_commit
3.35 ± 72% -85.6% 0.48 ± 39% perf-sched.wait_time.avg.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested
0.43 ± 3% +470.0% 2.43 ± 2% perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.__iomap_dio_rw.btrfs_dio_write
0.06 ± 15% +73.6% 0.10 ± 3% perf-sched.wait_time.avg.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices
2.31 ± 4% +20.8% 2.79 perf-sched.wait_time.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread
0.07 ±174% -100.0% 0.00 perf-sched.wait_time.avg.ms.wait_current_trans.start_transaction.btrfs_attach_transaction_barrier.btrfs_sync_file
0.06 ± 3% -44.4% 0.03 ± 25% perf-sched.wait_time.avg.ms.wait_log_commit.btrfs_sync_log.btrfs_sync_file.__x64_sys_fsync
1.17 ± 4% +381.5% 5.62 ± 4% perf-sched.wait_time.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
1.79 ± 24% -75.6% 0.44 ± 47% perf-sched.wait_time.max.ms.__cond_resched.__wait_for_common.barrier_all_devices.write_all_supers.btrfs_sync_log
0.19 ±149% +1796.9% 3.62 ± 54% perf-sched.wait_time.max.ms.__cond_resched.down_write.btrfs_tree_lock_nested.btrfs_search_slot.btrfs_lookup_csum
0.04 ±132% +22425.6% 9.84 ±139% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc_noprof.add_delayed_ref.btrfs_drop_extents.insert_reserved_file_extent
1.04 ± 47% +4402.5% 46.83 ± 57% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc_noprof.alloc_extent_state.__set_extent_bit.lock_extent
0.84 ± 53% -99.3% 0.01 ±223% perf-sched.wait_time.max.ms.__cond_resched.submit_bio_noacct.btrfs_submit_chunk.btrfs_submit_bio.submit_eb_page
281.64 ± 99% -100.0% 0.00 perf-sched.wait_time.max.ms.btrfs_commit_transaction.btrfs_sync_file.__x64_sys_fsync.do_syscall_64
0.06 ± 16% -100.0% 0.00 perf-sched.wait_time.max.ms.btrfs_start_ordered_extent.btrfs_wait_ordered_range.btrfs_sync_file.__x64_sys_fsync
1019 ± 4% +46.3% 1492 ± 31% perf-sched.wait_time.max.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.do_syscall_64
49.01 ±107% -83.8% 7.96 ±128% perf-sched.wait_time.max.ms.io_schedule.folio_wait_bit_common.folio_wait_writeback.__filemap_fdatawait_range
1.67 ± 64% -69.6% 0.51 ± 49% perf-sched.wait_time.max.ms.io_schedule.folio_wait_bit_common.write_all_supers.btrfs_sync_log
333.41 ±141% -100.0% 0.03 ±146% perf-sched.wait_time.max.ms.irqentry_exit_to_user_mode.asm_common_interrupt.[unknown].[unknown]
2.02 ± 88% -100.0% 0.00 perf-sched.wait_time.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.wait_log_commit
1321 ± 55% -77.3% 300.06 ± 35% perf-sched.wait_time.max.ms.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested
533.71 ± 48% -71.8% 150.40 ± 48% perf-sched.wait_time.max.ms.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested
1.47 ± 5% -24.6% 1.11 ± 5% perf-sched.wait_time.max.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone
1.14 ± 45% -43.7% 0.64 ± 9% perf-sched.wait_time.max.ms.schedule_timeout.io_schedule_timeout.__wait_for_common.barrier_all_devices
532.05 ± 88% -99.8% 1.28 ±163% perf-sched.wait_time.max.ms.syscall_exit_to_user_mode.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown]
0.07 ±174% -100.0% 0.00 perf-sched.wait_time.max.ms.wait_current_trans.start_transaction.btrfs_attach_transaction_barrier.btrfs_sync_file
2.02 ± 17% +345.2% 9.00 ±129% perf-sched.wait_time.max.ms.wait_log_commit.btrfs_sync_log.btrfs_sync_file.__x64_sys_fsync
1437 ± 27% -31.3% 988.14 ± 5% perf-sched.wait_time.max.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
***************************************************************************************************
lkp-csl-2sp7: 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory
=========================================================================================
compiler/cpufreq_governor/directio/disk/fstype/kconfig/media/rootfs/tbox_group/test/testcase/thread_nr:
gcc-13/performance/directio/1SSD/btrfs/x86_64-rhel-8.3/ssd/debian-11.1-x86_64-20220510.cgz/lkp-csl-2sp7/MWUM/fxmark/4
commit:
1122c0c1cc ("block: move cache control settings out of queue->flags")
bd4a633b6f ("block: move the nonrot flag to queue_limits")
1122c0c1cc71f740 bd4a633b6f7c3c6b6ebc1a07317
---------------- ---------------------------
%stddev %change %stddev
\ | \
2.176e+09 +11.4% 2.423e+09 ± 3% cpuidle..time
132.33 ± 20% -36.4% 84.17 ± 10% perf-c2c.HITM.local
291.11 +31.8% 383.72 ± 5% uptime.boot
56.19 +7.6% 60.45 iostat.cpu.idle
18.23 -27.6% 13.19 ± 6% iostat.cpu.iowait
25.05 +3.4% 25.89 iostat.cpu.system
2507993 -14.9% 2134516 meminfo.Active
2144083 -18.4% 1750586 ± 2% meminfo.Active(file)
77605 -25.4% 57872 ± 5% meminfo.Dirty
18.37 -5.1 13.27 ± 6% mpstat.cpu.all.iowait%
0.84 -0.1 0.70 ± 4% mpstat.cpu.all.irq%
1.16 -0.3 0.90 ± 6% mpstat.cpu.all.soft%
297906 -18.3% 243394 ± 5% vmstat.io.bo
0.89 ± 3% -29.8% 0.63 ± 9% vmstat.procs.b
47364 -21.4% 37209 ± 5% vmstat.system.cs
12792 -18.5% 10428 ± 3% vmstat.system.in
2.47 ± 13% -30.3% 1.72 ± 40% perf-sched.sch_delay.max.ms.__cond_resched.btrfs_alloc_path.btrfs_async_run_delayed_root.btrfs_work_helper.process_one_work
1184 ± 25% +26.6% 1499 ± 31% perf-sched.wait_and_delay.max.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
0.68 ±217% +6285.5% 43.38 ±121% perf-sched.wait_time.avg.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.workqueue_set_max_active
1.34 ±220% +5568.8% 75.81 ±138% perf-sched.wait_time.max.ms.schedule_preempt_disabled.__mutex_lock.constprop.0.workqueue_set_max_active
1183 ± 25% +26.6% 1498 ± 31% perf-sched.wait_time.max.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
1.80 -0.2 1.61 turbostat.Busy%
2952 +3.5% 3055 turbostat.Bzy_MHz
0.60 -0.1 0.48 ± 6% turbostat.C1%
1.98 -0.2 1.80 ± 4% turbostat.C1E%
1175575 +13.6% 1335284 ± 5% turbostat.C6
6.37 -1.4 5.01 ± 3% turbostat.C6%
11.16 -10.5% 9.99 turbostat.CPU%c1
0.31 +12.8% 0.35 turbostat.IPC
3186943 +11.3% 3548214 ± 2% turbostat.IRQ
2505849 -14.8% 2134079 numa-meminfo.node0.Active
2142339 -18.3% 1750535 ± 2% numa-meminfo.node0.Active(file)
72152 ± 4% -25.9% 53438 ± 5% numa-meminfo.node0.Dirty
5805800 ± 13% -36.0% 3718257 ± 24% numa-meminfo.node0.FilePages
9182123 ± 8% -20.8% 7276407 ± 12% numa-meminfo.node0.MemUsed
2447576 ± 33% -70.1% 731851 ±123% numa-meminfo.node0.Unevictable
15180 ± 80% +197.2% 45112 ± 40% numa-meminfo.node1.KReclaimable
3231 ±172% +524.0% 20162 ± 58% numa-meminfo.node1.Mapped
15180 ± 80% +197.2% 45112 ± 40% numa-meminfo.node1.SReclaimable
444470 ±182% +386.0% 2160224 ± 41% numa-meminfo.node1.Unevictable
535497 -18.3% 437654 ± 2% numa-vmstat.node0.nr_active_file
18593647 +11.3% 20701921 ± 2% numa-vmstat.node0.nr_dirtied
18026 ± 4% -25.9% 13355 ± 5% numa-vmstat.node0.nr_dirty
1451371 ± 13% -36.0% 929593 ± 24% numa-vmstat.node0.nr_file_pages
611894 ± 33% -70.1% 182962 ±123% numa-vmstat.node0.nr_unevictable
18583823 +11.3% 20690513 ± 2% numa-vmstat.node0.nr_written
535497 -18.3% 437654 ± 2% numa-vmstat.node0.nr_zone_active_file
611894 ± 33% -70.1% 182962 ±123% numa-vmstat.node0.nr_zone_unevictable
18182 ± 5% -26.1% 13429 ± 5% numa-vmstat.node0.nr_zone_write_pending
807.93 ±172% +524.4% 5044 ± 58% numa-vmstat.node1.nr_mapped
3795 ± 80% +197.2% 11277 ± 40% numa-vmstat.node1.nr_slab_reclaimable
111117 ±182% +386.0% 540056 ± 41% numa-vmstat.node1.nr_unevictable
111117 ±182% +386.0% 540056 ± 41% numa-vmstat.node1.nr_zone_unevictable
107.60 +11.1% 119.54 ± 2% fxmark.ssd_btrfs_MWUM_4_directio.idle_sec
54.11 +10.7% 59.91 ± 2% fxmark.ssd_btrfs_MWUM_4_directio.idle_util
45.57 -31.6% 31.18 ± 12% fxmark.ssd_btrfs_MWUM_4_directio.iowait_sec
22.92 -31.8% 15.63 ± 12% fxmark.ssd_btrfs_MWUM_4_directio.iowait_util
1.76 -22.1% 1.37 ± 8% fxmark.ssd_btrfs_MWUM_4_directio.irq_sec
0.89 -22.4% 0.69 ± 8% fxmark.ssd_btrfs_MWUM_4_directio.irq_util
2.62 -27.4% 1.90 ± 10% fxmark.ssd_btrfs_MWUM_4_directio.softirq_sec
1.32 -27.7% 0.95 ± 10% fxmark.ssd_btrfs_MWUM_4_directio.softirq_util
40.98 +10.3% 45.20 ± 3% fxmark.ssd_btrfs_MWUM_4_directio.sys_sec
20.61 +9.9% 22.65 ± 3% fxmark.ssd_btrfs_MWUM_4_directio.sys_util
1373 -45.7% 745.50 ± 9% fxmark.ssd_btrfs_MWUM_4_directio.works
27.39 -45.9% 14.82 ± 9% fxmark.ssd_btrfs_MWUM_4_directio.works/sec
250.17 +37.0% 342.71 ± 5% fxmark.time.elapsed_time
250.17 +37.0% 342.71 ± 5% fxmark.time.elapsed_time.max
4153888 -19.1% 3360997 fxmark.time.file_system_outputs
8.50 ± 5% -29.4% 6.00 fxmark.time.percent_of_cpu_this_job_got
59437 ± 10% +34.9% 80200 ± 8% sched_debug.cfs_rq:/.avg_vruntime.avg
77362 ± 12% +28.6% 99496 ± 9% sched_debug.cfs_rq:/.avg_vruntime.max
49777 ± 14% +41.4% 70377 ± 10% sched_debug.cfs_rq:/.avg_vruntime.min
59437 ± 10% +34.9% 80200 ± 8% sched_debug.cfs_rq:/.min_vruntime.avg
77362 ± 12% +28.6% 99496 ± 9% sched_debug.cfs_rq:/.min_vruntime.max
49777 ± 14% +41.4% 70377 ± 10% sched_debug.cfs_rq:/.min_vruntime.min
70.10 ± 28% +69.8% 119.03 ± 24% sched_debug.cfs_rq:/.util_est.avg
387.03 ± 19% +36.5% 528.40 ± 18% sched_debug.cfs_rq:/.util_est.max
111.66 ± 27% +63.4% 182.43 ± 23% sched_debug.cfs_rq:/.util_est.stddev
159901 +21.8% 194738 ± 5% sched_debug.cpu.clock.avg
159904 +21.8% 194739 ± 5% sched_debug.cpu.clock.max
159899 +21.8% 194736 ± 5% sched_debug.cpu.clock.min
156754 +22.0% 191297 ± 5% sched_debug.cpu.clock_task.avg
159016 +21.8% 193608 ± 5% sched_debug.cpu.clock_task.max
151859 +23.0% 186807 ± 5% sched_debug.cpu.clock_task.min
571773 ± 2% -9.3% 518561 ± 3% sched_debug.cpu.max_idle_balance_cost.max
8586 ± 10% -76.2% 2040 ± 87% sched_debug.cpu.max_idle_balance_cost.stddev
1547 ± 7% +39.1% 2152 ± 12% sched_debug.cpu.nr_uninterruptible.max
-3680 +35.1% -4971 sched_debug.cpu.nr_uninterruptible.min
2008 ± 13% +44.5% 2902 ± 13% sched_debug.cpu.nr_uninterruptible.stddev
159901 +21.8% 194737 ± 5% sched_debug.cpu_clk
159291 +21.9% 194110 ± 5% sched_debug.ktime
160432 +21.7% 195278 ± 5% sched_debug.sched_clk
90977 +5.5% 95982 proc-vmstat.nr_active_anon
535809 -18.3% 437696 ± 2% proc-vmstat.nr_active_file
80075 -3.3% 77402 proc-vmstat.nr_anon_pages
18810399 ± 2% +11.4% 20960968 ± 2% proc-vmstat.nr_dirtied
19409 -25.5% 14469 ± 5% proc-vmstat.nr_dirty
1570377 -6.0% 1476623 proc-vmstat.nr_file_pages
82770 -3.8% 79660 proc-vmstat.nr_inactive_anon
18954 -1.0% 18765 proc-vmstat.nr_kernel_stack
9590 -2.2% 9375 proc-vmstat.nr_mapped
95937 +4.8% 100509 proc-vmstat.nr_shmem
18800573 ± 2% +11.4% 20949542 ± 2% proc-vmstat.nr_written
90977 +5.5% 95982 proc-vmstat.nr_zone_active_anon
535809 -18.3% 437696 ± 2% proc-vmstat.nr_zone_active_file
82770 -3.8% 79660 proc-vmstat.nr_zone_inactive_anon
19688 ± 2% -25.3% 14712 ± 5% proc-vmstat.nr_zone_write_pending
7670 ± 50% +96.4% 15061 ± 26% proc-vmstat.numa_hint_faults
3803 ± 88% +157.4% 9788 ± 21% proc-vmstat.numa_hint_faults_local
10950682 ± 2% +6.6% 11668450 ± 2% proc-vmstat.numa_hit
10849707 ± 2% +6.6% 11566304 ± 2% proc-vmstat.numa_local
1356796 +32.4% 1796173 proc-vmstat.pgactivate
11864099 +5.9% 12565956 ± 2% proc-vmstat.pgalloc_normal
791491 +24.6% 986144 ± 4% proc-vmstat.pgfault
11653607 +6.8% 12444134 ± 2% proc-vmstat.pgfree
75424328 ± 2% +11.4% 84002300 ± 2% proc-vmstat.pgpgout
42955 +22.0% 52397 ± 3% proc-vmstat.pgreuse
40751111 ± 2% -28.4% 29162586 ± 8% perf-stat.i.branch-instructions
0.16 ± 3% -0.0 0.12 ± 5% perf-stat.i.branch-miss-rate%
1966173 ± 3% -28.9% 1398795 ± 8% perf-stat.i.branch-misses
0.56 ± 5% -0.1 0.41 ± 5% perf-stat.i.cache-miss-rate%
338469 ± 4% -26.6% 248405 ± 6% perf-stat.i.cache-misses
1788163 ± 4% -26.4% 1315825 ± 7% perf-stat.i.cache-references
47778 -21.6% 37457 ± 5% perf-stat.i.context-switches
0.04 -25.2% 0.03 ± 8% perf-stat.i.cpi
8075 -13.9% 6951 ± 2% perf-stat.i.cpu-clock
2.255e+08 -28.1% 1.622e+08 ± 7% perf-stat.i.cpu-cycles
2754 -11.1% 2447 ± 7% perf-stat.i.cpu-migrations
45.89 ± 3% -31.3% 31.53 ± 7% perf-stat.i.cycles-between-cache-misses
0.01 ± 4% -0.0 0.00 ± 13% perf-stat.i.dTLB-load-miss-rate%
62240 ± 7% -26.9% 45496 ± 9% perf-stat.i.dTLB-load-misses
44048882 ± 2% -28.0% 31716199 ± 8% perf-stat.i.dTLB-loads
0.00 ± 4% -0.0 0.00 ± 13% perf-stat.i.dTLB-store-miss-rate%
7368 ± 7% -27.7% 5326 ± 9% perf-stat.i.dTLB-store-misses
15972047 ± 2% -27.8% 11527820 ± 8% perf-stat.i.dTLB-stores
1.71 -0.4 1.27 ± 6% perf-stat.i.iTLB-load-miss-rate%
22267 -24.7% 16768 ± 6% perf-stat.i.iTLB-load-misses
19977 ± 4% -27.0% 14589 ± 5% perf-stat.i.iTLB-loads
2.026e+08 ± 2% -28.4% 1.451e+08 ± 9% perf-stat.i.instructions
286.78 ± 3% -30.7% 198.87 ± 8% perf-stat.i.instructions-per-iTLB-miss
0.03 ± 3% -27.5% 0.02 ± 6% perf-stat.i.ipc
0.18 ± 43% +96.5% 0.35 ± 31% perf-stat.i.major-faults
0.00 -28.0% 0.00 ± 7% perf-stat.i.metric.GHz
31.38 ± 4% -24.9% 23.56 ± 6% perf-stat.i.metric.K/sec
1.04 ± 2% -28.1% 0.75 ± 8% perf-stat.i.metric.M/sec
2330 -3.1% 2257 perf-stat.i.minor-faults
1.87 ± 15% -0.6 1.24 ± 15% perf-stat.i.node-load-miss-rate%
32809 ± 8% -24.0% 24936 ± 12% perf-stat.i.node-loads
1.60 ± 8% -0.4 1.17 ± 15% perf-stat.i.node-store-miss-rate%
42947 ± 3% -26.9% 31405 ± 6% perf-stat.i.node-stores
2330 -3.1% 2258 perf-stat.i.page-faults
8075 -13.9% 6951 ± 2% perf-stat.i.task-clock
41085549 ± 2% -28.6% 29351633 ± 9% perf-stat.ps.branch-instructions
1980226 ± 3% -28.9% 1407007 ± 8% perf-stat.ps.branch-misses
341317 ± 4% -26.7% 250339 ± 6% perf-stat.ps.cache-misses
1802785 ± 4% -26.5% 1324804 ± 7% perf-stat.ps.cache-references
47554 -21.5% 37337 ± 5% perf-stat.ps.context-switches
8089 -14.0% 6956 ± 2% perf-stat.ps.cpu-clock
2.274e+08 -28.2% 1.633e+08 ± 7% perf-stat.ps.cpu-cycles
2740 -11.0% 2438 ± 7% perf-stat.ps.cpu-migrations
62712 ± 7% -27.0% 45790 ± 9% perf-stat.ps.dTLB-load-misses
44441011 ± 2% -28.1% 31931957 ± 8% perf-stat.ps.dTLB-loads
7430 ± 6% -27.8% 5362 ± 9% perf-stat.ps.dTLB-store-misses
16118579 ± 2% -28.0% 11611258 ± 8% perf-stat.ps.dTLB-stores
22459 ± 2% -24.8% 16880 ± 6% perf-stat.ps.iTLB-load-misses
20158 ± 5% -27.1% 14693 ± 5% perf-stat.ps.iTLB-loads
2.042e+08 ± 2% -28.5% 1.461e+08 ± 9% perf-stat.ps.instructions
0.18 ± 43% +96.8% 0.35 ± 31% perf-stat.ps.major-faults
2321 -3.0% 2251 perf-stat.ps.minor-faults
32976 ± 8% -23.8% 25135 ± 12% perf-stat.ps.node-loads
43093 ± 3% -26.7% 31604 ± 5% perf-stat.ps.node-stores
2321 -3.0% 2252 perf-stat.ps.page-faults
8089 -14.0% 6956 ± 2% perf-stat.ps.task-clock
29.41 ± 2% -16.0 13.44 ± 45% perf-profile.calltrace.cycles-pp.loop_process_work.process_one_work.worker_thread.kthread.ret_from_fork
19.06 ± 3% -11.3 7.73 ± 45% perf-profile.calltrace.cycles-pp.btrfs_sync_file.loop_process_work.process_one_work.worker_thread.kthread
24.03 ± 3% -10.6 13.47 ± 6% perf-profile.calltrace.cycles-pp.btree_write_cache_pages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_write_marked_extents
23.72 ± 3% -10.5 13.24 ± 6% perf-profile.calltrace.cycles-pp.submit_eb_page.btree_write_cache_pages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range
22.11 ± 3% -9.7 12.38 ± 6% perf-profile.calltrace.cycles-pp.btrfs_submit_chunk.btrfs_submit_bio.submit_eb_page.btree_write_cache_pages.do_writepages
22.11 ± 3% -9.7 12.38 ± 6% perf-profile.calltrace.cycles-pp.btrfs_submit_bio.submit_eb_page.btree_write_cache_pages.do_writepages.filemap_fdatawrite_wbc
21.55 ± 3% -9.5 12.08 ± 6% perf-profile.calltrace.cycles-pp.btree_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio.submit_eb_page.btree_write_cache_pages
20.06 ± 3% -8.9 11.16 ± 4% perf-profile.calltrace.cycles-pp.btrfs_check_leaf.btree_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio.submit_eb_page
19.94 ± 3% -8.8 11.09 ± 5% perf-profile.calltrace.cycles-pp.__btrfs_check_leaf.btrfs_check_leaf.btree_csum_one_bio.btrfs_submit_chunk.btrfs_submit_bio
19.56 ± 4% -7.0 12.60 ± 7% perf-profile.calltrace.cycles-pp.btrfs_write_and_wait_transaction.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space.process_one_work
19.18 ± 4% -6.9 12.32 ± 7% perf-profile.calltrace.cycles-pp.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_write_and_wait_transaction.btrfs_commit_transaction.flush_space
19.32 ± 4% -6.9 12.46 ± 7% perf-profile.calltrace.cycles-pp.btrfs_write_marked_extents.btrfs_write_and_wait_transaction.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space
19.16 ± 4% -6.8 12.32 ± 7% perf-profile.calltrace.cycles-pp.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_write_and_wait_transaction.btrfs_commit_transaction
19.13 ± 4% -6.8 12.30 ± 7% perf-profile.calltrace.cycles-pp.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_write_and_wait_transaction
12.86 ± 4% -5.9 6.99 ± 4% perf-profile.calltrace.cycles-pp.check_leaf_item.__btrfs_check_leaf.btrfs_check_leaf.btree_csum_one_bio.btrfs_submit_chunk
13.52 ± 7% -5.0 8.56 ± 8% perf-profile.calltrace.cycles-pp.common_startup_64
10.90 ± 12% -4.7 6.19 ± 12% perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.common_startup_64
10.90 ± 12% -4.7 6.20 ± 12% perf-profile.calltrace.cycles-pp.start_secondary.common_startup_64
10.89 ± 12% -4.7 6.19 ± 12% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.common_startup_64
10.15 ± 3% -4.6 5.60 ± 45% perf-profile.calltrace.cycles-pp.lo_write_simple.loop_process_work.process_one_work.worker_thread.kthread
9.98 ± 3% -4.5 5.52 ± 45% perf-profile.calltrace.cycles-pp.vfs_iter_write.lo_write_simple.loop_process_work.process_one_work.worker_thread
9.86 ± 3% -4.4 5.46 ± 44% perf-profile.calltrace.cycles-pp.do_iter_readv_writev.vfs_iter_write.lo_write_simple.loop_process_work.process_one_work
9.79 ± 3% -4.4 5.43 ± 44% perf-profile.calltrace.cycles-pp.btrfs_do_write_iter.do_iter_readv_writev.vfs_iter_write.lo_write_simple.loop_process_work
9.70 ± 3% -4.3 5.36 ± 44% perf-profile.calltrace.cycles-pp.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.vfs_iter_write.lo_write_simple
9.84 ± 12% -4.2 5.62 ± 13% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.common_startup_64
5.35 ± 4% -4.2 1.17 ± 45% perf-profile.calltrace.cycles-pp.btrfs_sync_log.btrfs_sync_file.loop_process_work.process_one_work.worker_thread
11.34 ± 8% -4.2 7.19 ± 11% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry
9.33 ± 12% -4.0 5.36 ± 13% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
4.93 ± 4% -3.9 1.00 ± 44% perf-profile.calltrace.cycles-pp.btrfs_write_marked_extents.btrfs_sync_log.btrfs_sync_file.loop_process_work.process_one_work
4.92 ± 4% -3.9 1.00 ± 44% perf-profile.calltrace.cycles-pp.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_sync_log.btrfs_sync_file.loop_process_work
12.68 ± 5% -3.7 8.94 ± 7% perf-profile.calltrace.cycles-pp.btrfs_work_helper.process_one_work.worker_thread.kthread.ret_from_fork
4.92 ± 4% -3.7 1.18 ± 4% perf-profile.calltrace.cycles-pp.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_sync_log.btrfs_sync_file
4.91 ± 3% -3.7 1.18 ± 4% perf-profile.calltrace.cycles-pp.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_write_marked_extents.btrfs_sync_log
12.65 ± 5% -3.7 8.92 ± 7% perf-profile.calltrace.cycles-pp.btrfs_finish_one_ordered.btrfs_work_helper.process_one_work.worker_thread.kthread
7.36 ± 4% -3.6 3.74 ± 46% perf-profile.calltrace.cycles-pp.start_ordered_ops.btrfs_sync_file.loop_process_work.process_one_work.worker_thread
6.28 ± 5% -3.6 2.66 ± 45% perf-profile.calltrace.cycles-pp.btrfs_log_dentry_safe.btrfs_sync_file.loop_process_work.process_one_work.worker_thread
6.27 ± 5% -3.6 2.66 ± 45% perf-profile.calltrace.cycles-pp.btrfs_log_inode_parent.btrfs_log_dentry_safe.btrfs_sync_file.loop_process_work.process_one_work
6.27 ± 5% -3.6 2.66 ± 45% perf-profile.calltrace.cycles-pp.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe.btrfs_sync_file.loop_process_work
7.27 ± 4% -3.5 3.72 ± 46% perf-profile.calltrace.cycles-pp.__filemap_fdatawrite_range.start_ordered_ops.btrfs_sync_file.loop_process_work.process_one_work
7.27 ± 4% -3.5 3.72 ± 46% perf-profile.calltrace.cycles-pp.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.start_ordered_ops.btrfs_sync_file.loop_process_work
8.76 ± 4% -3.3 5.44 ± 4% perf-profile.calltrace.cycles-pp.check_extent_item.check_leaf_item.__btrfs_check_leaf.btrfs_check_leaf.btree_csum_one_bio
8.24 ± 4% -3.3 4.92 ± 14% perf-profile.calltrace.cycles-pp.extent_write_cache_pages.btrfs_writepages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range
7.38 ± 4% -3.1 4.27 ± 17% perf-profile.calltrace.cycles-pp.__extent_writepage.extent_write_cache_pages.btrfs_writepages.do_writepages.filemap_fdatawrite_wbc
7.27 ± 4% -3.0 4.26 ± 15% perf-profile.calltrace.cycles-pp.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.start_ordered_ops.btrfs_sync_file
7.26 ± 4% -3.0 4.26 ± 15% perf-profile.calltrace.cycles-pp.btrfs_writepages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.start_ordered_ops
6.00 ± 4% -3.0 3.04 ± 6% perf-profile.calltrace.cycles-pp.btrfs_log_changed_extents.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe.btrfs_sync_file
5.81 ± 5% -2.9 2.89 ± 6% perf-profile.calltrace.cycles-pp.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode.btrfs_log_inode_parent.btrfs_log_dentry_safe
4.50 ± 9% -2.7 1.82 ± 11% perf-profile.calltrace.cycles-pp.alloc_reserved_tree_block.run_delayed_tree_ref.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs
4.30 ± 10% -2.7 1.65 ± 19% perf-profile.calltrace.cycles-pp.btrfs_insert_empty_items.alloc_reserved_tree_block.run_delayed_tree_ref.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs
6.97 ± 6% -2.6 4.39 ± 8% perf-profile.calltrace.cycles-pp.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space.process_one_work
2.75 ± 10% -2.3 0.41 ± 71% perf-profile.calltrace.cycles-pp.btrfs_search_slot.btrfs_insert_empty_items.alloc_reserved_tree_block.run_delayed_tree_ref.btrfs_run_delayed_refs_for_head
8.18 ± 7% -2.0 6.14 ± 9% perf-profile.calltrace.cycles-pp.insert_reserved_file_extent.btrfs_finish_one_ordered.btrfs_work_helper.process_one_work.worker_thread
2.48 ± 7% -2.0 0.49 ± 45% perf-profile.calltrace.cycles-pp.check_extent_data_item.check_leaf_item.__btrfs_check_leaf.btrfs_check_leaf.btree_csum_one_bio
4.26 ± 9% -1.9 2.37 ± 10% perf-profile.calltrace.cycles-pp.btrfs_run_delayed_refs.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space.process_one_work
4.24 ± 9% -1.9 2.36 ± 10% perf-profile.calltrace.cycles-pp.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space
4.10 ± 9% -1.8 2.29 ± 11% perf-profile.calltrace.cycles-pp.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_commit_transaction.flush_space
3.72 ± 7% -1.7 2.00 ± 8% perf-profile.calltrace.cycles-pp.btrfs_get_32.__btrfs_check_leaf.btrfs_check_leaf.btree_csum_one_bio.btrfs_submit_chunk
2.54 ± 6% -1.7 0.84 ± 53% perf-profile.calltrace.cycles-pp.btrfs_cow_block.btrfs_search_slot.lookup_inline_extent_backref.lookup_extent_backref.__btrfs_free_extent
2.54 ± 6% -1.7 0.84 ± 53% perf-profile.calltrace.cycles-pp.btrfs_force_cow_block.btrfs_cow_block.btrfs_search_slot.lookup_inline_extent_backref.lookup_extent_backref
7.29 ± 4% -1.7 5.60 ± 9% perf-profile.calltrace.cycles-pp.btrfs_drop_extents.insert_reserved_file_extent.btrfs_finish_one_ordered.btrfs_work_helper.process_one_work
3.75 ± 7% -1.6 2.12 ± 28% perf-profile.calltrace.cycles-pp.__extent_writepage_io.__extent_writepage.extent_write_cache_pages.btrfs_writepages.do_writepages
3.30 ± 5% -1.6 1.74 ± 4% perf-profile.calltrace.cycles-pp.btrfs_drop_extents.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode.btrfs_log_inode_parent
3.61 ± 5% -1.4 2.21 ± 3% perf-profile.calltrace.cycles-pp.btrfs_get_64.check_extent_item.check_leaf_item.__btrfs_check_leaf.btrfs_check_leaf
3.09 ± 11% -1.4 1.74 ± 28% perf-profile.calltrace.cycles-pp.lookup_extent_backref.__btrfs_free_extent.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs
3.08 ± 11% -1.4 1.73 ± 28% perf-profile.calltrace.cycles-pp.lookup_inline_extent_backref.lookup_extent_backref.__btrfs_free_extent.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs
2.91 ± 6% -1.3 1.60 ± 30% perf-profile.calltrace.cycles-pp.btrfs_search_slot.lookup_inline_extent_backref.lookup_extent_backref.__btrfs_free_extent.btrfs_run_delayed_refs_for_head
2.40 ± 11% -1.3 1.09 ± 9% perf-profile.calltrace.cycles-pp.log_extent_csums.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode.btrfs_log_inode_parent
1.83 ± 17% -1.3 0.53 ± 73% perf-profile.calltrace.cycles-pp.asm_common_interrupt.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
1.82 ± 18% -1.3 0.53 ± 73% perf-profile.calltrace.cycles-pp.common_interrupt.asm_common_interrupt.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call
3.32 ± 10% -1.3 2.07 ± 10% perf-profile.calltrace.cycles-pp.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_start_dirty_block_groups.btrfs_commit_transaction
2.45 ± 6% -1.2 1.20 ± 11% perf-profile.calltrace.cycles-pp.btrfs_run_delayed_refs.flush_space.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread
3.43 ± 10% -1.2 2.19 ± 10% perf-profile.calltrace.cycles-pp.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space
2.44 ± 6% -1.2 1.20 ± 11% perf-profile.calltrace.cycles-pp.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.flush_space.btrfs_async_reclaim_metadata_space.process_one_work
3.43 ± 10% -1.2 2.19 ± 10% perf-profile.calltrace.cycles-pp.btrfs_run_delayed_refs.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space
1.57 ± 30% -1.2 0.34 ±100% perf-profile.calltrace.cycles-pp.blk_complete_reqs.handle_softirqs.irq_exit_rcu.common_interrupt.asm_common_interrupt
2.38 ± 5% -1.2 1.16 ± 9% perf-profile.calltrace.cycles-pp.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.flush_space.btrfs_async_reclaim_metadata_space
1.53 ± 30% -1.2 0.33 ±100% perf-profile.calltrace.cycles-pp.scsi_end_request.scsi_io_completion.blk_complete_reqs.handle_softirqs.irq_exit_rcu
1.53 ± 30% -1.2 0.33 ±100% perf-profile.calltrace.cycles-pp.scsi_io_completion.blk_complete_reqs.handle_softirqs.irq_exit_rcu.common_interrupt
2.85 ± 2% -1.2 1.68 ± 8% perf-profile.calltrace.cycles-pp.writepage_delalloc.__extent_writepage.extent_write_cache_pages.btrfs_writepages.do_writepages
1.41 ± 30% -1.1 0.31 ±100% perf-profile.calltrace.cycles-pp.blk_update_request.scsi_end_request.scsi_io_completion.blk_complete_reqs.handle_softirqs
2.54 ± 8% -1.0 1.52 ± 35% perf-profile.calltrace.cycles-pp.submit_extent_page.__extent_writepage_io.__extent_writepage.extent_write_cache_pages.btrfs_writepages
2.30 ± 2% -1.0 1.30 ± 8% perf-profile.calltrace.cycles-pp.cow_file_range.btrfs_run_delalloc_range.writepage_delalloc.__extent_writepage.extent_write_cache_pages
2.31 ± 2% -1.0 1.31 ± 8% perf-profile.calltrace.cycles-pp.btrfs_run_delalloc_range.writepage_delalloc.__extent_writepage.extent_write_cache_pages.btrfs_writepages
2.24 ± 9% -1.0 1.25 ± 49% perf-profile.calltrace.cycles-pp.submit_one_bio.submit_extent_page.__extent_writepage_io.__extent_writepage.extent_write_cache_pages
2.23 ± 9% -1.0 1.25 ± 49% perf-profile.calltrace.cycles-pp.btrfs_submit_bio.submit_one_bio.submit_extent_page.__extent_writepage_io.__extent_writepage
2.23 ± 9% -1.0 1.25 ± 49% perf-profile.calltrace.cycles-pp.btrfs_submit_chunk.btrfs_submit_bio.submit_one_bio.submit_extent_page.__extent_writepage_io
1.86 ± 9% -1.0 0.90 ± 9% perf-profile.calltrace.cycles-pp.btrfs_csum_file_blocks.log_csums.log_extent_csums.log_one_extent.btrfs_log_changed_extents
1.88 ± 9% -1.0 0.91 ± 9% perf-profile.calltrace.cycles-pp.log_csums.log_extent_csums.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode
1.96 ± 11% -1.0 1.00 ± 9% perf-profile.calltrace.cycles-pp.__btrfs_free_extent.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_commit_transaction
1.28 ± 18% -0.9 0.34 ±100% perf-profile.calltrace.cycles-pp.handle_softirqs.irq_exit_rcu.common_interrupt.asm_common_interrupt.cpuidle_enter_state
1.28 ± 18% -0.9 0.34 ±100% perf-profile.calltrace.cycles-pp.irq_exit_rcu.common_interrupt.asm_common_interrupt.cpuidle_enter_state.cpuidle_enter
5.08 ± 7% -0.9 4.16 ± 12% perf-profile.calltrace.cycles-pp.poll_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
2.09 ± 4% -0.9 1.18 ± 15% perf-profile.calltrace.cycles-pp.btrfs_csum_file_blocks.btrfs_finish_one_ordered.btrfs_work_helper.process_one_work.worker_thread
1.49 ± 12% -0.9 0.58 ± 47% perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
2.43 ± 5% -0.9 1.54 ± 10% perf-profile.calltrace.cycles-pp.btrfs_get_32.check_extent_item.check_leaf_item.__btrfs_check_leaf.btrfs_check_leaf
1.26 ± 17% -0.9 0.38 ± 71% perf-profile.calltrace.cycles-pp.btrfs_create_common.lookup_open.open_last_lookups.path_openat.do_filp_open
1.52 ± 19% -0.9 0.66 ± 21% perf-profile.calltrace.cycles-pp.intel_idle_irq.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
2.06 ± 12% -0.9 1.21 ± 12% perf-profile.calltrace.cycles-pp.run_delayed_tree_ref.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_commit_transaction
1.39 ± 15% -0.8 0.55 ± 47% perf-profile.calltrace.cycles-pp.lookup_open.open_last_lookups.path_openat.do_filp_open.do_sys_openat2
3.06 ± 7% -0.8 2.24 ± 10% perf-profile.calltrace.cycles-pp.btrfs_copy_from_user.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.vfs_iter_write
3.04 ± 7% -0.8 2.23 ± 9% perf-profile.calltrace.cycles-pp.copy_page_from_iter_atomic.btrfs_copy_from_user.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev
1.35 ± 14% -0.7 0.62 ± 12% perf-profile.calltrace.cycles-pp.run_delayed_tree_ref.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_start_dirty_block_groups
2.15 ± 7% -0.7 1.44 ± 6% perf-profile.calltrace.cycles-pp.btrfs_dirty_pages.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.vfs_iter_write
2.09 ± 11% -0.7 1.39 ± 7% perf-profile.calltrace.cycles-pp.btrfs_write_out_cache.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space
2.06 ± 10% -0.7 1.37 ± 6% perf-profile.calltrace.cycles-pp.__btrfs_write_out_cache.btrfs_write_out_cache.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space
1.75 ± 8% -0.7 1.08 ± 9% perf-profile.calltrace.cycles-pp.btrfs_del_items.btrfs_drop_extents.insert_reserved_file_extent.btrfs_finish_one_ordered.btrfs_work_helper
1.84 ± 7% -0.6 1.23 ± 11% perf-profile.calltrace.cycles-pp.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
1.10 ± 31% -0.6 0.49 ± 47% perf-profile.calltrace.cycles-pp.setup_items_for_insert.btrfs_insert_empty_items.alloc_reserved_tree_block.run_delayed_tree_ref.btrfs_run_delayed_refs_for_head
2.08 ± 16% -0.6 1.49 ± 11% perf-profile.calltrace.cycles-pp.open64
2.06 ± 16% -0.6 1.48 ± 11% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.open64
2.06 ± 16% -0.6 1.48 ± 11% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.open64
2.04 ± 15% -0.6 1.47 ± 11% perf-profile.calltrace.cycles-pp.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe.open64
2.03 ± 15% -0.6 1.47 ± 11% perf-profile.calltrace.cycles-pp.do_sys_openat2.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe.open64
2.01 ± 16% -0.6 1.45 ± 11% perf-profile.calltrace.cycles-pp.do_filp_open.do_sys_openat2.__x64_sys_openat.do_syscall_64.entry_SYSCALL_64_after_hwframe
2.01 ± 16% -0.6 1.45 ± 11% perf-profile.calltrace.cycles-pp.path_openat.do_filp_open.do_sys_openat2.__x64_sys_openat.do_syscall_64
1.22 ± 7% -0.5 0.67 ± 10% perf-profile.calltrace.cycles-pp.btrfs_del_items.btrfs_drop_extents.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode
1.95 ± 16% -0.5 1.41 ± 12% perf-profile.calltrace.cycles-pp.open_last_lookups.path_openat.do_filp_open.do_sys_openat2.__x64_sys_openat
1.87 ± 17% -0.5 1.34 ± 8% perf-profile.calltrace.cycles-pp.__btrfs_free_extent.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_start_dirty_block_groups
1.63 ± 10% -0.5 1.10 ± 11% perf-profile.calltrace.cycles-pp.blk_complete_reqs.handle_softirqs.run_ksoftirqd.smpboot_thread_fn.kthread
0.92 ± 10% -0.5 0.39 ± 71% perf-profile.calltrace.cycles-pp.cache_save_setup.btrfs_start_dirty_block_groups.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space
0.81 ± 9% -0.5 0.28 ±100% perf-profile.calltrace.cycles-pp.btrfs_comp_cpu_keys.__btrfs_check_leaf.btrfs_check_leaf.btree_csum_one_bio.btrfs_submit_chunk
1.66 ± 10% -0.5 1.13 ± 11% perf-profile.calltrace.cycles-pp.handle_softirqs.run_ksoftirqd.smpboot_thread_fn.kthread.ret_from_fork
1.66 ± 10% -0.5 1.14 ± 11% perf-profile.calltrace.cycles-pp.run_ksoftirqd.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm
1.54 ± 9% -0.5 1.05 ± 12% perf-profile.calltrace.cycles-pp.blk_mq_end_request.blk_complete_reqs.handle_softirqs.run_ksoftirqd.smpboot_thread_fn
1.49 ± 11% -0.5 1.00 ± 12% perf-profile.calltrace.cycles-pp.blk_update_request.blk_mq_end_request.blk_complete_reqs.handle_softirqs.run_ksoftirqd
1.10 ± 15% -0.4 0.66 ± 14% perf-profile.calltrace.cycles-pp.write_one_eb.submit_eb_page.btree_write_cache_pages.do_writepages.filemap_fdatawrite_wbc
1.06 ± 10% -0.4 0.62 ± 15% perf-profile.calltrace.cycles-pp.btrfs_delalloc_reserve_metadata.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev.vfs_iter_write
1.24 ± 10% -0.4 0.84 ± 9% perf-profile.calltrace.cycles-pp.__btrfs_free_extent.btrfs_run_delayed_refs_for_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.flush_space
0.67 ± 12% -0.4 0.28 ±100% perf-profile.calltrace.cycles-pp.btrfs_set_extent_delalloc.btrfs_dirty_pages.btrfs_buffered_write.btrfs_do_write_iter.do_iter_readv_writev
1.14 ± 13% -0.4 0.75 ± 9% perf-profile.calltrace.cycles-pp.btrfs_setup_item_for_insert.btrfs_drop_extents.log_one_extent.btrfs_log_changed_extents.btrfs_log_inode
1.13 ± 13% -0.4 0.75 ± 9% perf-profile.calltrace.cycles-pp.setup_items_for_insert.btrfs_setup_item_for_insert.btrfs_drop_extents.log_one_extent.btrfs_log_changed_extents
0.86 ± 24% -0.4 0.48 ± 46% perf-profile.calltrace.cycles-pp.btrfs_get_8.check_extent_item.check_leaf_item.__btrfs_check_leaf.btrfs_check_leaf
1.00 ± 9% -0.3 0.68 ± 21% perf-profile.calltrace.cycles-pp.btrfs_fdatawrite_range.__btrfs_write_out_cache.btrfs_write_out_cache.btrfs_start_dirty_block_groups.btrfs_commit_transaction
1.00 ± 9% -0.3 0.68 ± 21% perf-profile.calltrace.cycles-pp.__filemap_fdatawrite_range.btrfs_fdatawrite_range.__btrfs_write_out_cache.btrfs_write_out_cache.btrfs_start_dirty_block_groups
0.98 ± 10% -0.3 0.67 ± 21% perf-profile.calltrace.cycles-pp.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_fdatawrite_range.__btrfs_write_out_cache
0.98 ± 11% -0.3 0.67 ± 21% perf-profile.calltrace.cycles-pp.btrfs_writepages.do_writepages.filemap_fdatawrite_wbc.__filemap_fdatawrite_range.btrfs_fdatawrite_range
0.00 +0.9 0.87 ± 12% perf-profile.calltrace.cycles-pp.btrfs_search_slot.btrfs_del_csums.cleanup_ref_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs
0.00 +1.4 1.43 ± 7% perf-profile.calltrace.cycles-pp.btrfs_truncate_item.truncate_one_csum.btrfs_del_csums.cleanup_ref_head.__btrfs_run_delayed_refs
0.00 +1.5 1.48 ± 6% perf-profile.calltrace.cycles-pp.truncate_one_csum.btrfs_del_csums.cleanup_ref_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs
79.39 +1.9 81.32 perf-profile.calltrace.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork.ret_from_fork_asm
0.00 +3.2 3.16 ± 5% perf-profile.calltrace.cycles-pp.btrfs_del_csums.cleanup_ref_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_commit_transaction
0.00 +3.8 3.77 ± 6% perf-profile.calltrace.cycles-pp.cleanup_ref_head.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_commit_transaction.transaction_kthread
0.00 +4.3 4.32 ± 7% perf-profile.calltrace.cycles-pp.__btrfs_run_delayed_refs.btrfs_run_delayed_refs.btrfs_commit_transaction.transaction_kthread.kthread
0.00 +4.3 4.32 ± 7% perf-profile.calltrace.cycles-pp.btrfs_run_delayed_refs.btrfs_commit_transaction.transaction_kthread.kthread.ret_from_fork
0.00 +5.2 5.22 ± 8% perf-profile.calltrace.cycles-pp.btrfs_commit_transaction.transaction_kthread.kthread.ret_from_fork.ret_from_fork_asm
0.00 +5.2 5.22 ± 8% perf-profile.calltrace.cycles-pp.transaction_kthread.kthread.ret_from_fork.ret_from_fork_asm
82.15 +6.1 88.22 perf-profile.calltrace.cycles-pp.kthread.ret_from_fork.ret_from_fork_asm
82.15 +6.1 88.22 perf-profile.calltrace.cycles-pp.ret_from_fork.ret_from_fork_asm
82.15 +6.1 88.22 perf-profile.calltrace.cycles-pp.ret_from_fork_asm
36.06 ± 3% +19.8 55.84 ± 3% perf-profile.calltrace.cycles-pp.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread.kthread.ret_from_fork
36.05 ± 3% +19.8 55.84 ± 3% perf-profile.calltrace.cycles-pp.flush_space.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread.kthread
33.17 ± 3% +21.3 54.45 ± 3% perf-profile.calltrace.cycles-pp.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space.process_one_work.worker_thread
0.09 ±223% +30.0 30.06 ± 9% perf-profile.calltrace.cycles-pp._find_next_zero_bit.steal_from_bitmap.__btrfs_add_free_space.unpin_extent_range.btrfs_finish_extent_commit
0.82 ± 22% +33.0 33.84 ± 9% perf-profile.calltrace.cycles-pp.btrfs_finish_extent_commit.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space.process_one_work
0.52 ± 74% +33.2 33.74 ± 9% perf-profile.calltrace.cycles-pp.unpin_extent_range.btrfs_finish_extent_commit.btrfs_commit_transaction.flush_space.btrfs_async_reclaim_metadata_space
0.37 ±100% +33.3 33.66 ± 9% perf-profile.calltrace.cycles-pp.__btrfs_add_free_space.unpin_extent_range.btrfs_finish_extent_commit.btrfs_commit_transaction.flush_space
0.29 ±100% +33.8 34.11 ± 9% perf-profile.calltrace.cycles-pp.steal_from_bitmap.__btrfs_add_free_space.unpin_extent_range.btrfs_finish_extent_commit.btrfs_commit_transaction
29.41 ± 2% -16.0 13.44 ± 45% perf-profile.children.cycles-pp.loop_process_work
32.80 ± 2% -13.9 18.92 ± 8% perf-profile.children.cycles-pp.__filemap_fdatawrite_range
32.77 ± 2% -13.9 18.91 ± 8% perf-profile.children.cycles-pp.filemap_fdatawrite_wbc
32.72 ± 2% -13.8 18.87 ± 8% perf-profile.children.cycles-pp.do_writepages
24.60 ± 2% -10.7 13.89 ± 9% perf-profile.children.cycles-pp.btrfs_submit_chunk
24.60 ± 2% -10.7 13.90 ± 9% perf-profile.children.cycles-pp.btrfs_submit_bio
24.25 ± 3% -10.6 13.68 ± 6% perf-profile.children.cycles-pp.btrfs_write_marked_extents
24.03 ± 3% -10.5 13.50 ± 6% perf-profile.children.cycles-pp.btree_write_cache_pages
23.73 ± 3% -10.5 13.27 ± 6% perf-profile.children.cycles-pp.submit_eb_page
19.06 ± 3% -10.0 9.08 ± 8% perf-profile.children.cycles-pp.btrfs_sync_file
21.55 ± 3% -9.4 12.11 ± 6% perf-profile.children.cycles-pp.btree_csum_one_bio
20.06 ± 3% -8.9 11.19 ± 4% perf-profile.children.cycles-pp.__btrfs_check_leaf
20.06 ± 3% -8.9 11.19 ± 4% perf-profile.children.cycles-pp.btrfs_check_leaf
19.56 ± 4% -6.9 12.63 ± 7% perf-profile.children.cycles-pp.btrfs_write_and_wait_transaction
12.97 ± 4% -5.9 7.07 ± 4% perf-profile.children.cycles-pp.check_leaf_item
14.34 ± 4% -5.3 9.08 ± 4% perf-profile.children.cycles-pp.btrfs_search_slot
13.52 ± 7% -5.0 8.56 ± 8% perf-profile.children.cycles-pp.common_startup_64
13.52 ± 7% -5.0 8.56 ± 8% perf-profile.children.cycles-pp.cpu_startup_entry
13.51 ± 7% -5.0 8.56 ± 8% perf-profile.children.cycles-pp.do_idle
8.41 ± 5% -4.8 3.58 ± 10% perf-profile.children.cycles-pp.btrfs_cow_block
8.40 ± 5% -4.8 3.58 ± 10% perf-profile.children.cycles-pp.btrfs_force_cow_block
10.90 ± 12% -4.7 6.20 ± 12% perf-profile.children.cycles-pp.start_secondary
10.15 ± 3% -4.6 5.60 ± 45% perf-profile.children.cycles-pp.lo_write_simple
12.09 ± 7% -4.4 7.65 ± 10% perf-profile.children.cycles-pp.cpuidle_idle_call
11.44 ± 8% -4.2 7.27 ± 10% perf-profile.children.cycles-pp.cpuidle_enter
11.42 ± 8% -4.2 7.26 ± 10% perf-profile.children.cycles-pp.cpuidle_enter_state
9.96 ± 7% -4.1 5.88 ± 9% perf-profile.children.cycles-pp.btrfs_run_delayed_refs_for_head
5.35 ± 4% -4.0 1.40 ± 5% perf-profile.children.cycles-pp.btrfs_sync_log
12.68 ± 5% -3.7 8.94 ± 7% perf-profile.children.cycles-pp.btrfs_work_helper
12.65 ± 5% -3.7 8.92 ± 7% perf-profile.children.cycles-pp.btrfs_finish_one_ordered
5.14 ± 6% -3.5 1.65 ± 9% perf-profile.children.cycles-pp.btrfs_alloc_tree_block
9.08 ± 5% -3.4 5.67 ± 4% perf-profile.children.cycles-pp.check_extent_item
9.99 ± 3% -3.3 6.66 ± 4% perf-profile.children.cycles-pp.vfs_iter_write
8.67 ± 4% -3.3 5.36 ± 13% perf-profile.children.cycles-pp.extent_write_cache_pages
8.67 ± 4% -3.3 5.36 ± 13% perf-profile.children.cycles-pp.btrfs_writepages
7.59 ± 4% -3.3 4.28 ± 6% perf-profile.children.cycles-pp.btrfs_get_32
9.86 ± 3% -3.3 6.59 ± 4% perf-profile.children.cycles-pp.do_iter_readv_writev
10.64 ± 4% -3.2 7.39 ± 6% perf-profile.children.cycles-pp.btrfs_drop_extents
9.72 ± 3% -3.2 6.48 ± 4% perf-profile.children.cycles-pp.btrfs_buffered_write
9.79 ± 3% -3.2 6.56 ± 4% perf-profile.children.cycles-pp.btrfs_do_write_iter
6.28 ± 5% -3.1 3.18 ± 5% perf-profile.children.cycles-pp.btrfs_log_dentry_safe
6.27 ± 5% -3.1 3.18 ± 5% perf-profile.children.cycles-pp.btrfs_log_inode_parent
6.27 ± 5% -3.1 3.18 ± 5% perf-profile.children.cycles-pp.btrfs_log_inode
7.36 ± 4% -3.1 4.29 ± 15% perf-profile.children.cycles-pp.start_ordered_ops
6.05 ± 9% -3.0 3.03 ± 10% perf-profile.children.cycles-pp.btrfs_insert_empty_items
3.69 ± 7% -3.0 0.68 ± 17% perf-profile.children.cycles-pp.btrfs_reserve_extent
7.74 ± 4% -3.0 4.78 ± 14% perf-profile.children.cycles-pp.__extent_writepage
6.00 ± 4% -3.0 3.04 ± 6% perf-profile.children.cycles-pp.btrfs_log_changed_extents
3.57 ± 7% -2.9 0.62 ± 13% perf-profile.children.cycles-pp.find_free_extent
5.81 ± 5% -2.9 2.89 ± 6% perf-profile.children.cycles-pp.log_one_extent
6.97 ± 6% -2.5 4.46 ± 8% perf-profile.children.cycles-pp.btrfs_start_dirty_block_groups
5.24 ± 5% -2.5 2.75 ± 4% perf-profile.children.cycles-pp.btrfs_get_64
4.58 ± 9% -2.5 2.12 ± 9% perf-profile.children.cycles-pp.alloc_reserved_tree_block
4.58 ± 9% -2.5 2.13 ± 9% perf-profile.children.cycles-pp.run_delayed_tree_ref
8.27 ± 7% -2.1 6.20 ± 9% perf-profile.children.cycles-pp.insert_reserved_file_extent
2.53 ± 7% -1.9 0.59 ± 10% perf-profile.children.cycles-pp.check_extent_data_item
4.20 ± 14% -1.9 2.26 ± 13% perf-profile.children.cycles-pp.handle_softirqs
3.00 ± 21% -1.9 1.12 ± 30% perf-profile.children.cycles-pp.asm_common_interrupt
3.96 ± 4% -1.9 2.08 ± 11% perf-profile.children.cycles-pp.btrfs_csum_file_blocks
2.99 ± 21% -1.9 1.12 ± 30% perf-profile.children.cycles-pp.common_interrupt
5.13 ± 9% -1.7 3.43 ± 8% perf-profile.children.cycles-pp.__btrfs_free_extent
3.66 ± 11% -1.7 1.98 ± 14% perf-profile.children.cycles-pp.blk_complete_reqs
4.22 ± 7% -1.6 2.62 ± 23% perf-profile.children.cycles-pp.__extent_writepage_io
3.34 ± 13% -1.5 1.82 ± 15% perf-profile.children.cycles-pp.blk_update_request
3.94 ± 7% -1.5 2.46 ± 10% perf-profile.children.cycles-pp._raw_spin_lock
2.57 ± 21% -1.4 1.14 ± 22% perf-profile.children.cycles-pp.irq_exit_rcu
4.62 ± 4% -1.4 3.22 ± 9% perf-profile.children.cycles-pp.setup_items_for_insert
2.40 ± 11% -1.3 1.09 ± 9% perf-profile.children.cycles-pp.log_extent_csums
3.38 -1.3 2.08 ± 7% perf-profile.children.cycles-pp.writepage_delalloc
4.58 ± 6% -1.2 3.34 ± 5% perf-profile.children.cycles-pp.btrfs_del_items
3.12 ± 11% -1.2 1.90 ± 11% perf-profile.children.cycles-pp.lookup_extent_backref
3.12 ± 11% -1.2 1.90 ± 11% perf-profile.children.cycles-pp.lookup_inline_extent_backref
2.88 ± 6% -1.1 1.77 ± 29% perf-profile.children.cycles-pp.submit_extent_page
2.62 ± 2% -1.1 1.52 ± 8% perf-profile.children.cycles-pp.btrfs_run_delalloc_range
2.00 ± 12% -1.1 0.91 ± 16% perf-profile.children.cycles-pp.intel_idle_irq
1.85 ± 20% -1.1 0.78 ± 31% perf-profile.children.cycles-pp.scsi_end_request
1.85 ± 20% -1.1 0.78 ± 31% perf-profile.children.cycles-pp.scsi_io_completion
1.70 ± 11% -1.0 0.69 ± 9% perf-profile.children.cycles-pp.btrfs_lookup_csum
2.30 ± 3% -1.0 1.30 ± 8% perf-profile.children.cycles-pp.cow_file_range
2.50 ± 7% -1.0 1.50 ± 32% perf-profile.children.cycles-pp.submit_one_bio
2.58 ± 10% -1.0 1.61 ± 11% perf-profile.children.cycles-pp.memcpy_orig
1.88 ± 9% -1.0 0.91 ± 9% perf-profile.children.cycles-pp.log_csums
5.10 ± 7% -0.9 4.18 ± 11% perf-profile.children.cycles-pp.poll_idle
2.06 ± 8% -0.9 1.17 ± 10% perf-profile.children.cycles-pp.btrfs_init_new_buffer
2.60 ± 4% -0.9 1.73 ± 47% perf-profile.children.cycles-pp.crc_pcl
1.79 ± 7% -0.9 0.93 ± 18% perf-profile.children.cycles-pp.intel_idle
1.90 ± 19% -0.9 1.04 ± 23% perf-profile.children.cycles-pp.__btrfs_bio_end_io
3.49 ± 6% -0.8 2.66 ± 11% perf-profile.children.cycles-pp.btrfs_get_token_32
2.80 ± 9% -0.8 1.97 ± 14% perf-profile.children.cycles-pp.btrfs_setup_item_for_insert
3.06 ± 7% -0.8 2.24 ± 10% perf-profile.children.cycles-pp.btrfs_copy_from_user
3.32 ± 10% -0.8 2.50 ± 6% perf-profile.children.cycles-pp.do_syscall_64
3.32 ± 10% -0.8 2.50 ± 6% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
1.90 ± 13% -0.8 1.08 ± 14% perf-profile.children.cycles-pp.folio_end_writeback
3.05 ± 6% -0.8 2.24 ± 10% perf-profile.children.cycles-pp.copy_page_from_iter_atomic
1.74 ± 18% -0.8 0.94 ± 23% perf-profile.children.cycles-pp.end_bbio_data_write
2.41 ± 7% -0.8 1.62 ± 5% perf-profile.children.cycles-pp.btrfs_dirty_pages
1.50 ± 12% -0.8 0.73 ± 8% perf-profile.children.cycles-pp.btrfs_get_8
1.39 ± 15% -0.8 0.63 ± 18% perf-profile.children.cycles-pp.lookup_open
1.26 ± 17% -0.7 0.52 ± 18% perf-profile.children.cycles-pp.btrfs_create_common
1.66 ± 9% -0.7 0.93 ± 7% perf-profile.children.cycles-pp.alloc_extent_buffer
2.14 ± 7% -0.7 1.42 ± 8% perf-profile.children.cycles-pp.__clear_extent_bit
1.88 ± 11% -0.7 1.16 ± 12% perf-profile.children.cycles-pp.copy_extent_buffer_full
3.03 ± 7% -0.7 2.32 ± 8% perf-profile.children.cycles-pp.btrfs_write_out_cache
0.87 ± 7% -0.7 0.16 ± 24% perf-profile.children.cycles-pp.btrfs_find_space_for_alloc
3.02 ± 6% -0.7 2.32 ± 8% perf-profile.children.cycles-pp.__btrfs_write_out_cache
1.31 ± 7% -0.7 0.61 ± 28% perf-profile.children.cycles-pp.btrfs_extend_item
1.78 ± 6% -0.7 1.08 ± 10% perf-profile.children.cycles-pp.add_delayed_ref
1.16 ± 20% -0.7 0.46 ± 17% perf-profile.children.cycles-pp.btrfs_create_new_inode
1.45 ± 8% -0.7 0.76 ± 16% perf-profile.children.cycles-pp.write_one_eb
1.48 ± 11% -0.7 0.82 ± 18% perf-profile.children.cycles-pp.__folio_end_writeback
0.98 ± 22% -0.7 0.33 ± 36% perf-profile.children.cycles-pp.__common_interrupt
0.98 ± 22% -0.7 0.33 ± 36% perf-profile.children.cycles-pp.handle_edge_irq
0.98 ± 22% -0.6 0.33 ± 36% perf-profile.children.cycles-pp.handle_irq_event
0.94 ± 22% -0.6 0.31 ± 37% perf-profile.children.cycles-pp.__handle_irq_event_percpu
0.93 ± 22% -0.6 0.31 ± 38% perf-profile.children.cycles-pp.ahci_single_level_irq_intr
1.84 ± 7% -0.6 1.23 ± 11% perf-profile.children.cycles-pp.smpboot_thread_fn
2.15 ± 15% -0.6 1.56 ± 10% perf-profile.children.cycles-pp.__x64_sys_openat
2.08 ± 16% -0.6 1.49 ± 11% perf-profile.children.cycles-pp.open64
1.25 ± 14% -0.6 0.66 ± 12% perf-profile.children.cycles-pp.submit_bio_noacct_nocheck
2.14 ± 15% -0.6 1.56 ± 10% perf-profile.children.cycles-pp.do_sys_openat2
1.13 ± 13% -0.6 0.56 ± 12% perf-profile.children.cycles-pp.__folio_start_writeback
1.21 ± 15% -0.6 0.64 ± 11% perf-profile.children.cycles-pp.__submit_bio
1.67 ± 12% -0.6 1.10 ± 8% perf-profile.children.cycles-pp.kmem_cache_alloc_noprof
2.10 ± 16% -0.6 1.54 ± 10% perf-profile.children.cycles-pp.do_filp_open
2.10 ± 16% -0.6 1.54 ± 10% perf-profile.children.cycles-pp.path_openat
2.12 ± 9% -0.6 1.55 ± 2% perf-profile.children.cycles-pp.__set_extent_bit
1.12 ± 9% -0.6 0.56 ± 7% perf-profile.children.cycles-pp.attach_eb_folio_to_filemap
1.23 ± 5% -0.6 0.67 ± 12% perf-profile.children.cycles-pp.btrfs_comp_cpu_keys
1.71 ± 8% -0.6 1.16 ± 12% perf-profile.children.cycles-pp.blk_mq_end_request
1.06 ± 17% -0.6 0.50 ± 15% perf-profile.children.cycles-pp.blk_mq_submit_bio
1.26 ± 9% -0.6 0.71 ± 12% perf-profile.children.cycles-pp.filemap_dirty_folio
1.96 ± 16% -0.5 1.43 ± 12% perf-profile.children.cycles-pp.open_last_lookups
1.66 ± 10% -0.5 1.14 ± 11% perf-profile.children.cycles-pp.run_ksoftirqd
0.99 ± 9% -0.5 0.48 ± 13% perf-profile.children.cycles-pp.__lruvec_stat_mod_folio
1.08 ± 9% -0.5 0.57 ± 13% perf-profile.children.cycles-pp.end_bbio_meta_write
0.77 ± 27% -0.5 0.29 ± 24% perf-profile.children.cycles-pp.insert_with_overflow
0.79 ± 25% -0.5 0.32 ± 23% perf-profile.children.cycles-pp.btrfs_add_link
0.78 ± 26% -0.5 0.31 ± 22% perf-profile.children.cycles-pp.btrfs_insert_dir_item
1.42 ± 4% -0.5 0.96 ± 12% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt
0.69 ± 26% -0.4 0.25 ± 36% perf-profile.children.cycles-pp.ahci_handle_port_intr
0.94 ± 7% -0.4 0.50 ± 20% perf-profile.children.cycles-pp.__folio_mark_dirty
1.06 ± 10% -0.4 0.62 ± 15% perf-profile.children.cycles-pp.btrfs_delalloc_reserve_metadata
1.31 ± 9% -0.4 0.87 ± 46% perf-profile.children.cycles-pp.crc32c_pcl_intel_update
1.70 ± 6% -0.4 1.27 ± 7% perf-profile.children.cycles-pp.__schedule
0.73 ± 21% -0.4 0.30 ± 24% perf-profile.children.cycles-pp.btrfs_finish_ordered_extent
1.00 ± 9% -0.4 0.58 ± 15% perf-profile.children.cycles-pp.cache_save_setup
1.06 ± 8% -0.4 0.64 ± 9% perf-profile.children.cycles-pp.__filemap_get_folio
0.69 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.irq_work_run_list
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.__sysvec_irq_work
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp._printk
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.asm_sysvec_irq_work
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.irq_work_run
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.irq_work_single
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.sysvec_irq_work
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.vprintk_emit
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.console_flush_all
0.68 ± 35% -0.4 0.28 ± 71% perf-profile.children.cycles-pp.console_unlock
0.67 ± 35% -0.4 0.27 ± 71% perf-profile.children.cycles-pp.serial8250_console_write
0.93 ± 13% -0.4 0.53 ± 14% perf-profile.children.cycles-pp.add_delayed_ref_head
0.51 ± 20% -0.4 0.11 ± 36% perf-profile.children.cycles-pp.find_free_space
1.21 ± 8% -0.4 0.81 ± 13% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt
0.86 ± 31% -0.4 0.46 ± 8% perf-profile.children.cycles-pp.folio_clear_dirty_for_io
0.92 ± 3% -0.4 0.52 ± 12% perf-profile.children.cycles-pp.set_extent_buffer_dirty
0.88 ± 10% -0.4 0.48 ± 14% perf-profile.children.cycles-pp._raw_spin_lock_irqsave
1.36 ± 2% -0.4 0.96 ± 9% perf-profile.children.cycles-pp.schedule
0.65 ± 36% -0.4 0.26 ± 71% perf-profile.children.cycles-pp.wait_for_lsr
1.24 ± 14% -0.4 0.85 ± 8% perf-profile.children.cycles-pp.btrfs_bin_search
1.26 ± 11% -0.4 0.88 ± 12% perf-profile.children.cycles-pp.__lookup_extent_mapping
0.50 ± 36% -0.4 0.12 ± 42% perf-profile.children.cycles-pp.btrfs_lookup_csums_list
1.99 ± 8% -0.4 1.62 ± 10% perf-profile.children.cycles-pp.__memmove
0.87 ± 12% -0.4 0.51 ± 9% perf-profile.children.cycles-pp.__reserve_bytes
1.06 ± 5% -0.4 0.70 ± 9% perf-profile.children.cycles-pp.lock_extent
0.80 ± 15% -0.4 0.45 ± 11% perf-profile.children.cycles-pp.btrfs_set_range_writeback
0.85 ± 22% -0.4 0.50 ± 8% perf-profile.children.cycles-pp.alloc_extent_state
1.42 ± 8% -0.3 1.08 ± 11% perf-profile.children.cycles-pp.kmem_cache_free
0.76 ± 8% -0.3 0.43 ± 8% perf-profile.children.cycles-pp.flush_smp_call_function_queue
0.70 ± 10% -0.3 0.38 ± 12% perf-profile.children.cycles-pp.down_read
0.71 ± 10% -0.3 0.39 ± 9% perf-profile.children.cycles-pp.__flush_smp_call_function_queue
0.53 ± 18% -0.3 0.21 ± 29% perf-profile.children.cycles-pp.queue_work_on
1.44 ± 7% -0.3 1.13 ± 13% perf-profile.children.cycles-pp.btrfs_fdatawrite_range
0.94 ± 12% -0.3 0.64 ± 45% perf-profile.children.cycles-pp.csum_tree_block
0.97 ± 7% -0.3 0.66 ± 14% perf-profile.children.cycles-pp.clear_state_bit
0.74 ± 12% -0.3 0.44 ± 12% perf-profile.children.cycles-pp.btrfs_reserve_metadata_bytes
0.78 ± 7% -0.3 0.48 ± 10% perf-profile.children.cycles-pp.percpu_counter_add_batch
0.70 ± 12% -0.3 0.42 ± 6% perf-profile.children.cycles-pp.filemap_add_folio
0.54 ± 5% -0.3 0.26 ± 21% perf-profile.children.cycles-pp.folio_account_dirtied
0.67 ± 8% -0.3 0.40 ± 22% perf-profile.children.cycles-pp.filemap_get_entry
0.47 ± 17% -0.3 0.20 ± 22% perf-profile.children.cycles-pp.__blk_mq_sched_dispatch_requests
0.47 ± 17% -0.3 0.20 ± 22% perf-profile.children.cycles-pp.blk_mq_sched_dispatch_requests
0.80 ± 13% -0.3 0.53 ± 9% perf-profile.children.cycles-pp.pagecache_get_page
0.96 ± 16% -0.3 0.69 ± 12% perf-profile.children.cycles-pp.btrfs_get_extent
0.73 ± 13% -0.3 0.46 ± 18% perf-profile.children.cycles-pp.xas_load
0.67 ± 9% -0.3 0.40 ± 16% perf-profile.children.cycles-pp.btrfs_truncate_free_space_cache
0.56 ± 10% -0.3 0.29 ± 21% perf-profile.children.cycles-pp.update_block_group_item
0.98 ± 5% -0.3 0.72 ± 9% perf-profile.children.cycles-pp.read_extent_buffer
0.51 ± 7% -0.3 0.25 ± 23% perf-profile.children.cycles-pp.__btrfs_check_node
0.51 ± 7% -0.3 0.25 ± 23% perf-profile.children.cycles-pp.btrfs_check_node
0.46 ± 23% -0.3 0.21 ± 23% perf-profile.children.cycles-pp.__queue_work
0.53 ± 11% -0.2 0.29 ± 18% perf-profile.children.cycles-pp.sched_ttwu_pending
0.42 ± 18% -0.2 0.18 ± 28% perf-profile.children.cycles-pp.__blk_mq_do_dispatch_sched
0.52 ± 11% -0.2 0.28 ± 17% perf-profile.children.cycles-pp.__cond_resched
1.16 ± 14% -0.2 0.93 ± 9% perf-profile.children.cycles-pp.read_block_for_search
0.40 ± 19% -0.2 0.17 ± 31% perf-profile.children.cycles-pp.__btrfs_run_delayed_items
0.68 ± 9% -0.2 0.46 ± 13% perf-profile.children.cycles-pp.lock_and_cleanup_extent_if_need
0.93 ± 16% -0.2 0.70 ± 13% perf-profile.children.cycles-pp.find_extent_buffer
0.49 ± 8% -0.2 0.27 ± 18% perf-profile.children.cycles-pp.btrfs_write_check
0.55 ± 15% -0.2 0.34 ± 16% perf-profile.children.cycles-pp.blk_mq_flush_plug_list
0.44 ± 17% -0.2 0.24 ± 15% perf-profile.children.cycles-pp.calc_available_free_space
0.74 ± 19% -0.2 0.53 ± 17% perf-profile.children.cycles-pp.find_extent_buffer_nolock
0.35 ± 8% -0.2 0.14 ± 24% perf-profile.children.cycles-pp.up_read
0.26 ± 32% -0.2 0.06 ± 84% perf-profile.children.cycles-pp.blk_mq_run_work_fn
0.36 ± 16% -0.2 0.16 ± 26% perf-profile.children.cycles-pp.blk_mq_dispatch_rq_list
0.43 ± 13% -0.2 0.23 ± 17% perf-profile.children.cycles-pp.__blk_flush_plug
0.50 ± 12% -0.2 0.30 ± 15% perf-profile.children.cycles-pp.menu_select
1.08 ± 17% -0.2 0.88 ± 9% perf-profile.children.cycles-pp.set_extent_bit
0.32 ± 6% -0.2 0.13 ± 15% perf-profile.children.cycles-pp.btrfs_reduce_alloc_profile
0.72 ± 9% -0.2 0.53 ± 9% perf-profile.children.cycles-pp.find_lock_delalloc_range
0.53 ± 9% -0.2 0.34 ± 18% perf-profile.children.cycles-pp.truncate_pagecache
0.52 ± 9% -0.2 0.34 ± 18% perf-profile.children.cycles-pp.truncate_inode_pages_range
0.69 ± 13% -0.2 0.50 ± 11% perf-profile.children.cycles-pp.btrfs_set_extent_delalloc
0.28 ± 12% -0.2 0.10 ± 60% perf-profile.children.cycles-pp.__rq_qos_throttle
0.33 ± 16% -0.2 0.15 ± 33% perf-profile.children.cycles-pp.scsi_queue_rq
0.36 ± 19% -0.2 0.18 ± 22% perf-profile.children.cycles-pp.__btrfs_wait_marked_extents
0.47 ± 9% -0.2 0.29 ± 21% perf-profile.children.cycles-pp.btrfs_replace_extent_map_range
0.56 ± 4% -0.2 0.38 ± 15% perf-profile.children.cycles-pp.check_dir_item
0.54 ± 12% -0.2 0.37 ± 31% perf-profile.children.cycles-pp.btrfs_alloc_reserved_file_extent
0.33 ± 19% -0.2 0.16 ± 17% perf-profile.children.cycles-pp.insert_state
0.27 ± 12% -0.2 0.10 ± 60% perf-profile.children.cycles-pp.wbt_wait
0.23 ± 16% -0.2 0.06 ± 76% perf-profile.children.cycles-pp.ahci_handle_port_interrupt
0.32 ± 11% -0.2 0.15 ± 14% perf-profile.children.cycles-pp.io_schedule
0.23 ± 16% -0.2 0.06 ± 76% perf-profile.children.cycles-pp.sata_async_notification
0.22 ± 19% -0.2 0.06 ± 76% perf-profile.children.cycles-pp.ahci_scr_read
0.33 ± 10% -0.2 0.16 ± 18% perf-profile.children.cycles-pp.file_remove_privs_flags
0.28 ± 42% -0.2 0.12 ± 26% perf-profile.children.cycles-pp.ahci_qc_complete
0.57 ± 7% -0.2 0.41 ± 22% perf-profile.children.cycles-pp.__slab_free
0.26 ± 22% -0.2 0.10 ± 20% perf-profile.children.cycles-pp.btrfs_put_block_group
0.36 ± 9% -0.2 0.20 ± 20% perf-profile.children.cycles-pp.__mod_lruvec_state
0.28 ± 19% -0.2 0.12 ± 17% perf-profile.children.cycles-pp.btrfs_lookup_inode
0.30 ± 13% -0.2 0.14 ± 20% perf-profile.children.cycles-pp.security_inode_need_killpriv
0.26 ± 20% -0.2 0.10 ± 32% perf-profile.children.cycles-pp.btrfs_insert_delayed_item
0.36 ± 12% -0.2 0.21 ± 13% perf-profile.children.cycles-pp.__mod_memcg_lruvec_state
0.46 ± 16% -0.2 0.31 ± 23% perf-profile.children.cycles-pp.prepare_pages
0.23 ± 21% -0.1 0.08 ± 61% perf-profile.children.cycles-pp.rq_qos_wait
0.27 ± 9% -0.1 0.13 ± 19% perf-profile.children.cycles-pp.cap_inode_need_killpriv
0.42 ± 12% -0.1 0.28 ± 11% perf-profile.children.cycles-pp.__filemap_add_folio
0.31 ± 22% -0.1 0.17 ± 26% perf-profile.children.cycles-pp.blk_mq_dispatch_plug_list
0.34 ± 24% -0.1 0.20 ± 19% perf-profile.children.cycles-pp.btrfs_leaf_free_space
0.23 ± 29% -0.1 0.10 ± 9% perf-profile.children.cycles-pp.xas_clear_mark
0.35 ± 16% -0.1 0.22 ± 28% perf-profile.children.cycles-pp.btrfs_drop_extent_map_range
0.24 ± 26% -0.1 0.11 ± 7% perf-profile.children.cycles-pp.__wake_up
0.26 ± 11% -0.1 0.13 ± 20% perf-profile.children.cycles-pp.__vfs_getxattr
0.16 ± 27% -0.1 0.03 ±101% perf-profile.children.cycles-pp.btrfs_wait_tree_log_extents
0.34 ± 15% -0.1 0.21 ± 25% perf-profile.children.cycles-pp.btrfs_invalidate_folio
0.32 ± 24% -0.1 0.19 ± 17% perf-profile.children.cycles-pp.need_preemptive_reclaim
0.35 ± 15% -0.1 0.22 ± 25% perf-profile.children.cycles-pp.truncate_cleanup_folio
0.26 ± 26% -0.1 0.14 ± 31% perf-profile.children.cycles-pp.rcu_core
0.40 ± 19% -0.1 0.28 ± 22% perf-profile.children.cycles-pp.free_extent_state
0.26 ± 28% -0.1 0.13 ± 16% perf-profile.children.cycles-pp.btrfs_can_overcommit
0.39 ± 13% -0.1 0.27 ± 6% perf-profile.children.cycles-pp.ttwu_do_activate
0.16 ± 48% -0.1 0.04 ±110% perf-profile.children.cycles-pp.__irqentry_text_start
0.30 ± 12% -0.1 0.19 ± 19% perf-profile.children.cycles-pp.__mod_node_page_state
0.23 ± 31% -0.1 0.11 ± 27% perf-profile.children.cycles-pp.btrfs_calculate_inode_block_rsv_size
0.22 ± 74% -0.1 0.10 ± 21% perf-profile.children.cycles-pp.push_leaf_right
0.28 ± 14% -0.1 0.16 ± 19% perf-profile.children.cycles-pp.__xa_clear_mark
0.31 ± 18% -0.1 0.20 ± 15% perf-profile.children.cycles-pp.btrfs_update_inode_item
0.32 ± 15% -0.1 0.20 ± 23% perf-profile.children.cycles-pp.btrfs_update_block_group
0.33 ± 12% -0.1 0.22 ± 22% perf-profile.children.cycles-pp.unpin_extent_cache
0.34 ± 12% -0.1 0.23 ± 21% perf-profile.children.cycles-pp.io_ctl_prepare_pages
0.34 ± 13% -0.1 0.24 ± 12% perf-profile.children.cycles-pp.activate_task
0.22 ± 26% -0.1 0.12 ± 32% perf-profile.children.cycles-pp.btrfs_map_block
0.16 ± 33% -0.1 0.06 ± 78% perf-profile.children.cycles-pp.blk_finish_plug
0.29 ± 14% -0.1 0.19 ± 11% perf-profile.children.cycles-pp.enqueue_entity
0.24 ± 16% -0.1 0.14 ± 48% perf-profile.children.cycles-pp.loop_queue_rq
0.31 ± 8% -0.1 0.22 ± 20% perf-profile.children.cycles-pp.run_delalloc_nocow
0.13 ± 36% -0.1 0.04 ±105% perf-profile.children.cycles-pp.tick_nohz_get_sleep_length
0.14 ± 27% -0.1 0.05 ± 46% perf-profile.children.cycles-pp.mod_zone_page_state
0.19 ± 20% -0.1 0.10 ± 47% perf-profile.children.cycles-pp.btrfs_delalloc_release_extents
0.17 ± 23% -0.1 0.08 ± 51% perf-profile.children.cycles-pp.__switch_to
0.20 ± 19% -0.1 0.11 ± 25% perf-profile.children.cycles-pp.__btrfs_prealloc_file_range
0.28 ± 23% -0.1 0.19 ± 20% perf-profile.children.cycles-pp.btrfs_block_rsv_release
0.12 ± 26% -0.1 0.03 ±100% perf-profile.children.cycles-pp.btrfs_update_root
0.13 ± 10% -0.1 0.04 ±111% perf-profile.children.cycles-pp.strcmp
0.14 ± 22% -0.1 0.05 ± 55% perf-profile.children.cycles-pp.btrfs_get_chunk_map
0.18 ± 18% -0.1 0.10 ± 32% perf-profile.children.cycles-pp.prepare_task_switch
0.13 ± 19% -0.1 0.05 ± 75% perf-profile.children.cycles-pp.scsi_dispatch_cmd
0.19 ± 17% -0.1 0.11 ± 48% perf-profile.children.cycles-pp.loop_queue_work
0.31 ± 16% -0.1 0.23 ± 16% perf-profile.children.cycles-pp.lock_delalloc_pages
0.19 ± 19% -0.1 0.11 ± 23% perf-profile.children.cycles-pp.extent_clear_unlock_delalloc
0.14 ± 25% -0.1 0.06 ± 52% perf-profile.children.cycles-pp.___perf_sw_event
0.24 ± 17% -0.1 0.16 ± 20% perf-profile.children.cycles-pp.blk_mq_plug_issue_direct
0.23 ± 16% -0.1 0.16 ± 19% perf-profile.children.cycles-pp.__blk_mq_issue_directly
0.19 ± 29% -0.1 0.12 ± 25% perf-profile.children.cycles-pp.rcu_do_batch
0.12 ± 20% -0.1 0.04 ± 75% perf-profile.children.cycles-pp.ata_scsi_queuecmd
0.22 ± 5% -0.1 0.14 ± 23% perf-profile.children.cycles-pp.__process_pages_contig
0.12 ± 41% -0.1 0.04 ± 77% perf-profile.children.cycles-pp.__mem_cgroup_uncharge
0.24 ± 16% -0.1 0.16 ± 17% perf-profile.children.cycles-pp.__switch_to_asm
0.14 ± 14% -0.1 0.07 ± 54% perf-profile.children.cycles-pp.btrfs_xattr_handler_get_security
0.10 ± 27% -0.1 0.03 ±100% perf-profile.children.cycles-pp.__ata_scsi_queuecmd
0.28 ± 18% -0.1 0.21 ± 18% perf-profile.children.cycles-pp.folios_put_refs
0.11 ± 20% -0.1 0.04 ± 77% perf-profile.children.cycles-pp.__kmalloc_noprof
0.09 ± 19% -0.1 0.03 ±100% perf-profile.children.cycles-pp.sbitmap_find_bit
0.24 ± 11% -0.1 0.18 ± 13% perf-profile.children.cycles-pp.sched_balance_find_src_group
0.23 ± 10% -0.1 0.17 ± 13% perf-profile.children.cycles-pp.update_sd_lb_stats
0.09 ± 14% -0.1 0.03 ±100% perf-profile.children.cycles-pp.__blk_mq_end_request
0.15 ± 28% -0.1 0.08 ± 22% perf-profile.children.cycles-pp.__btrfs_qgroup_release_data
0.10 ± 29% -0.1 0.04 ±106% perf-profile.children.cycles-pp.folio_mapping
0.13 ± 20% -0.1 0.07 ± 62% perf-profile.children.cycles-pp.btrfs_wait_ordered_range
0.14 ± 18% -0.1 0.08 ± 21% perf-profile.children.cycles-pp.btrfs_reserve_data_bytes
0.10 ± 10% -0.1 0.05 ± 77% perf-profile.children.cycles-pp.__memcpy
0.18 ± 19% -0.1 0.12 ± 29% perf-profile.children.cycles-pp.alloc_ordered_extent
0.16 ± 13% -0.1 0.11 ± 20% perf-profile.children.cycles-pp.sched_clock_cpu
0.22 ± 13% -0.0 0.18 ± 12% perf-profile.children.cycles-pp.vfs_read
0.10 ± 22% -0.0 0.07 ± 18% perf-profile.children.cycles-pp.put_cpu_partial
0.00 +0.1 0.08 ± 34% perf-profile.children.cycles-pp.btrfs_set_item_key_safe
0.00 +0.1 0.10 ± 36% perf-profile.children.cycles-pp.btrfs_alloc_from_cluster
0.14 ± 29% +0.1 0.27 ± 13% perf-profile.children.cycles-pp.memcpy_extent_buffer
0.03 ±100% +0.1 0.16 ± 43% perf-profile.children.cycles-pp.run_delayed_data_ref
0.02 ±141% +0.1 0.16 ± 42% perf-profile.children.cycles-pp.alloc_reserved_file_extent
0.01 ±223% +0.1 0.16 ± 23% perf-profile.children.cycles-pp.find_free_extent_clustered
0.02 ±149% +0.2 0.18 ± 26% perf-profile.children.cycles-pp.btrfs_select_ref_head
0.08 ± 75% +0.2 0.32 ± 18% perf-profile.children.cycles-pp.pin_down_extent
0.18 ± 40% +0.7 0.87 ± 10% perf-profile.children.cycles-pp.memmove_extent_buffer
0.44 ± 23% +0.8 1.26 ± 6% perf-profile.children.cycles-pp.__write_extent_buffer
0.00 +1.5 1.52 ± 7% perf-profile.children.cycles-pp.btrfs_truncate_item
0.00 +1.5 1.54 ± 7% perf-profile.children.cycles-pp.truncate_one_csum
79.40 +1.9 81.32 perf-profile.children.cycles-pp.process_one_work
0.10 ± 11% +3.2 3.32 ± 6% perf-profile.children.cycles-pp.btrfs_del_csums
0.17 ± 26% +3.8 3.93 ± 7% perf-profile.children.cycles-pp.cleanup_ref_head
0.00 +5.2 5.22 ± 8% perf-profile.children.cycles-pp.transaction_kthread
82.15 +6.1 88.22 perf-profile.children.cycles-pp.kthread
82.16 +6.1 88.22 perf-profile.children.cycles-pp.ret_from_fork
82.16 +6.1 88.22 perf-profile.children.cycles-pp.ret_from_fork_asm
36.06 ± 3% +19.8 55.84 ± 3% perf-profile.children.cycles-pp.btrfs_async_reclaim_metadata_space
36.05 ± 3% +19.8 55.84 ± 3% perf-profile.children.cycles-pp.flush_space
33.17 ± 3% +26.5 59.67 ± 3% perf-profile.children.cycles-pp.btrfs_commit_transaction
0.41 ± 36% +29.8 30.19 ± 9% perf-profile.children.cycles-pp._find_next_zero_bit
0.82 ± 22% +33.8 34.61 ± 9% perf-profile.children.cycles-pp.btrfs_finish_extent_commit
0.66 ± 30% +33.8 34.48 ± 9% perf-profile.children.cycles-pp.unpin_extent_range
0.39 ± 49% +33.8 34.23 ± 9% perf-profile.children.cycles-pp.steal_from_bitmap
0.56 ± 31% +33.8 34.41 ± 9% perf-profile.children.cycles-pp.__btrfs_add_free_space
7.28 ± 3% -3.1 4.16 ± 6% perf-profile.self.cycles-pp.btrfs_get_32
5.00 ± 5% -2.4 2.61 ± 4% perf-profile.self.cycles-pp.btrfs_get_64
3.51 ± 9% -1.4 2.12 ± 10% perf-profile.self.cycles-pp._raw_spin_lock
2.57 ± 4% -1.0 1.62 ± 45% perf-profile.self.cycles-pp.crc_pcl
2.38 ± 7% -0.9 1.51 ± 6% perf-profile.self.cycles-pp.check_extent_item
2.43 ± 4% -0.9 1.56 ± 12% perf-profile.self.cycles-pp.memcpy_orig
1.79 ± 7% -0.9 0.93 ± 18% perf-profile.self.cycles-pp.intel_idle
3.01 ± 7% -0.8 2.20 ± 10% perf-profile.self.cycles-pp.copy_page_from_iter_atomic
1.44 ± 12% -0.7 0.70 ± 8% perf-profile.self.cycles-pp.btrfs_get_8
3.26 ± 4% -0.7 2.58 ± 11% perf-profile.self.cycles-pp.btrfs_get_token_32
1.20 ± 6% -0.5 0.65 ± 12% perf-profile.self.cycles-pp.btrfs_comp_cpu_keys
1.11 ± 11% -0.4 0.67 ± 13% perf-profile.self.cycles-pp.__btrfs_check_leaf
1.22 ± 14% -0.4 0.84 ± 8% perf-profile.self.cycles-pp.btrfs_bin_search
1.24 ± 10% -0.4 0.87 ± 13% perf-profile.self.cycles-pp.__lookup_extent_mapping
0.80 ± 10% -0.4 0.44 ± 17% perf-profile.self.cycles-pp._raw_spin_lock_irqsave
1.97 ± 9% -0.4 1.62 ± 9% perf-profile.self.cycles-pp.__memmove
0.75 ± 15% -0.3 0.41 ± 17% perf-profile.self.cycles-pp.add_delayed_ref_head
0.79 ± 6% -0.3 0.48 ± 21% perf-profile.self.cycles-pp.intel_idle_irq
0.92 ± 5% -0.3 0.61 ± 10% perf-profile.self.cycles-pp.read_extent_buffer
0.71 ± 14% -0.3 0.42 ± 22% perf-profile.self.cycles-pp.check_leaf_item
0.83 ± 4% -0.3 0.57 ± 11% perf-profile.self.cycles-pp.kmem_cache_alloc_noprof
0.37 ± 14% -0.3 0.11 ± 35% perf-profile.self.cycles-pp.down_read
0.68 ± 7% -0.3 0.43 ± 12% perf-profile.self.cycles-pp.percpu_counter_add_batch
0.54 ± 10% -0.2 0.30 ± 20% perf-profile.self.cycles-pp.setup_items_for_insert
0.62 ± 13% -0.2 0.38 ± 16% perf-profile.self.cycles-pp.xas_load
0.30 ± 17% -0.2 0.09 ± 22% perf-profile.self.cycles-pp.up_read
0.26 ± 25% -0.2 0.06 ± 75% perf-profile.self.cycles-pp.check_extent_data_item
0.76 ± 13% -0.2 0.57 ± 17% perf-profile.self.cycles-pp.rwsem_spin_on_owner
0.30 ± 19% -0.2 0.12 ± 27% perf-profile.self.cycles-pp.__lruvec_stat_mod_folio
0.48 ± 16% -0.2 0.30 ± 23% perf-profile.self.cycles-pp.btrfs_del_items
0.23 ± 19% -0.2 0.05 ± 74% perf-profile.self.cycles-pp.ahci_single_level_irq_intr
0.39 ± 15% -0.2 0.22 ± 25% perf-profile.self.cycles-pp.filemap_get_entry
0.22 ± 19% -0.2 0.06 ± 76% perf-profile.self.cycles-pp.ahci_scr_read
0.58 ± 12% -0.2 0.41 ± 8% perf-profile.self.cycles-pp.__set_extent_bit
0.26 ± 23% -0.2 0.10 ± 21% perf-profile.self.cycles-pp.btrfs_put_block_group
0.34 ± 14% -0.2 0.18 ± 31% perf-profile.self.cycles-pp.__folio_end_writeback
0.69 ± 13% -0.2 0.54 ± 13% perf-profile.self.cycles-pp.kmem_cache_free
0.22 ± 46% -0.1 0.07 ± 49% perf-profile.self.cycles-pp.ahci_qc_complete
0.28 ± 12% -0.1 0.14 ± 34% perf-profile.self.cycles-pp.__cond_resched
0.29 ± 22% -0.1 0.15 ± 15% perf-profile.self.cycles-pp.__folio_start_writeback
0.34 ± 15% -0.1 0.20 ± 18% perf-profile.self.cycles-pp.folio_end_writeback
0.28 ± 11% -0.1 0.15 ± 22% perf-profile.self.cycles-pp.__mod_memcg_lruvec_state
0.38 ± 23% -0.1 0.25 ± 23% perf-profile.self.cycles-pp._raw_spin_lock_irq
0.19 ± 15% -0.1 0.06 ± 49% perf-profile.self.cycles-pp.btrfs_reduce_alloc_profile
0.39 ± 21% -0.1 0.26 ± 24% perf-profile.self.cycles-pp.free_extent_state
0.18 ± 31% -0.1 0.05 ± 85% perf-profile.self.cycles-pp.ahci_handle_port_intr
0.22 ± 27% -0.1 0.09 ± 11% perf-profile.self.cycles-pp.xas_clear_mark
0.34 ± 15% -0.1 0.22 ± 17% perf-profile.self.cycles-pp.menu_select
0.30 ± 12% -0.1 0.18 ± 21% perf-profile.self.cycles-pp.__mod_node_page_state
0.31 ± 15% -0.1 0.20 ± 20% perf-profile.self.cycles-pp.folio_clear_dirty_for_io
0.13 ± 27% -0.1 0.03 ±101% perf-profile.self.cycles-pp.mod_zone_page_state
0.26 ± 23% -0.1 0.16 ± 31% perf-profile.self.cycles-pp.block_group_cache_tree_search
0.19 ± 18% -0.1 0.10 ± 33% perf-profile.self.cycles-pp.__filemap_add_folio
0.17 ± 22% -0.1 0.08 ± 49% perf-profile.self.cycles-pp.__switch_to
0.13 ± 10% -0.1 0.04 ±115% perf-profile.self.cycles-pp.strcmp
0.27 ± 25% -0.1 0.18 ± 18% perf-profile.self.cycles-pp.find_extent_buffer_nolock
0.12 ± 21% -0.1 0.03 ±111% perf-profile.self.cycles-pp.btrfs_calculate_inode_block_rsv_size
0.19 ± 20% -0.1 0.11 ± 16% perf-profile.self.cycles-pp.insert_state
0.24 ± 16% -0.1 0.16 ± 17% perf-profile.self.cycles-pp.__switch_to_asm
0.10 ± 23% -0.1 0.03 ±106% perf-profile.self.cycles-pp.folio_account_dirtied
0.14 ± 7% -0.1 0.07 ± 52% perf-profile.self.cycles-pp.lo_write_simple
0.16 ± 12% -0.1 0.10 ± 27% perf-profile.self.cycles-pp.filemap_dirty_folio
0.12 ± 22% -0.1 0.07 ± 47% perf-profile.self.cycles-pp.__filemap_get_folio
0.09 ± 17% -0.1 0.03 ±103% perf-profile.self.cycles-pp.__memcpy
0.08 ± 16% -0.1 0.03 ±101% perf-profile.self.cycles-pp.__flush_smp_call_function_queue
0.10 ± 21% -0.0 0.07 ± 18% perf-profile.self.cycles-pp.put_cpu_partial
0.09 ± 20% +0.1 0.14 ± 15% perf-profile.self.cycles-pp.__write_extent_buffer
0.00 +0.2 0.16 ± 29% perf-profile.self.cycles-pp.btrfs_truncate_item
0.05 ± 74% +4.0 4.05 ± 10% perf-profile.self.cycles-pp.steal_from_bitmap
0.40 ± 38% +29.7 30.14 ± 9% perf-profile.self.cycles-pp._find_next_zero_bit
Disclaimer:
Results have been estimated based on internal Intel analysis and are provided
for informational purposes only. Any difference in system hardware or software
design or configuration may affect actual performance.
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 6+ messages in thread* Re: [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
2024-06-24 8:25 [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression kernel test robot
@ 2024-06-24 8:35 ` Christoph Hellwig
2024-06-24 13:45 ` Niklas Cassel
2024-06-26 6:11 ` Oliver Sang
0 siblings, 2 replies; 6+ messages in thread
From: Christoph Hellwig @ 2024-06-24 8:35 UTC (permalink / raw)
To: kernel test robot
Cc: Christoph Hellwig, oe-lkp, lkp, Jens Axboe, Damien Le Moal,
Hannes Reinecke, linux-m68k, linux-um, linux-kernel, linux-block,
drbd-dev, nbd, linuxppc-dev, ceph-devel, virtualization,
xen-devel, linux-bcache, dm-devel, linux-raid, linux-mmc,
linux-mtd, nvdimm, linux-nvme, linux-s390, linux-scsi, ying.huang,
feng.tang, fengwei.yin
This is odd to say at least. Any chance you can check the value
of /sys/block/$DEVICE/queue/rotational for the relevant device before
and after this commit? And is this an ATA or NVMe SSD?
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
2024-06-24 8:35 ` Christoph Hellwig
@ 2024-06-24 13:45 ` Niklas Cassel
2024-06-24 15:20 ` Christoph Hellwig
2024-06-26 6:11 ` Oliver Sang
1 sibling, 1 reply; 6+ messages in thread
From: Niklas Cassel @ 2024-06-24 13:45 UTC (permalink / raw)
To: Christoph Hellwig
Cc: kernel test robot, oe-lkp, lkp, Jens Axboe, Damien Le Moal,
Hannes Reinecke, linux-m68k, linux-um, linux-kernel, linux-block,
drbd-dev, nbd, linuxppc-dev, ceph-devel, virtualization,
xen-devel, linux-bcache, dm-devel, linux-raid, linux-mmc,
linux-mtd, nvdimm, linux-nvme, linux-s390, linux-scsi, ying.huang,
feng.tang, fengwei.yin
On Mon, Jun 24, 2024 at 10:35:37AM +0200, Christoph Hellwig wrote:
> This is odd to say at least. Any chance you can check the value
> of /sys/block/$DEVICE/queue/rotational for the relevant device before
> and after this commit? And is this an ATA or NVMe SSD?
>
Seems to be ATA SSD:
https://download.01.org/0day-ci/archive/20240624/202406241546.6bbd44a7-oliver.sang@intel.com/job.yaml
ssd_partitions: "/dev/disk/by-id/ata-INTEL_SSDSC2BG012T4_BTHC428201ZX1P2OGN-part1"
Most likely btrfs does something different depending on the nonrot flag
being set or not. (And like you are suggesting, most likely the value of
the nonrot flag is somehow different after commit bd4a633b6f)
Kind regards,
Niklas
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
2024-06-24 13:45 ` Niklas Cassel
@ 2024-06-24 15:20 ` Christoph Hellwig
0 siblings, 0 replies; 6+ messages in thread
From: Christoph Hellwig @ 2024-06-24 15:20 UTC (permalink / raw)
To: Niklas Cassel
Cc: Christoph Hellwig, kernel test robot, oe-lkp, lkp, Jens Axboe,
Damien Le Moal, Hannes Reinecke, linux-m68k, linux-um,
linux-kernel, linux-block, drbd-dev, nbd, linuxppc-dev,
ceph-devel, virtualization, xen-devel, linux-bcache, dm-devel,
linux-raid, linux-mmc, linux-mtd, nvdimm, linux-nvme, linux-s390,
linux-scsi, ying.huang, feng.tang, fengwei.yin
On Mon, Jun 24, 2024 at 03:45:57PM +0200, Niklas Cassel wrote:
> Seems to be ATA SSD:
> https://download.01.org/0day-ci/archive/20240624/202406241546.6bbd44a7-oliver.sang@intel.com/job.yaml
>
> ssd_partitions: "/dev/disk/by-id/ata-INTEL_SSDSC2BG012T4_BTHC428201ZX1P2OGN-part1"
>
> Most likely btrfs does something different depending on the nonrot flag
> being set or not. (And like you are suggesting, most likely the value of
> the nonrot flag is somehow different after commit bd4a633b6f)
Yes, btrfs does. That's why I'm curious about the before and after,
as I can't see any way how they would be set differently. Right now
I can only claim with vitual AHCI devices, which claim to be rotational,
though.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
2024-06-24 8:35 ` Christoph Hellwig
2024-06-24 13:45 ` Niklas Cassel
@ 2024-06-26 6:11 ` Oliver Sang
2024-06-26 6:18 ` Christoph Hellwig
1 sibling, 1 reply; 6+ messages in thread
From: Oliver Sang @ 2024-06-26 6:11 UTC (permalink / raw)
To: Christoph Hellwig
Cc: oe-lkp, lkp, Jens Axboe, Damien Le Moal, Hannes Reinecke,
linux-m68k, linux-um, linux-kernel, linux-block, drbd-dev, nbd,
linuxppc-dev, ceph-devel, virtualization, xen-devel, linux-bcache,
dm-devel, linux-raid, linux-mmc, linux-mtd, nvdimm, linux-nvme,
linux-s390, linux-scsi, ying.huang, feng.tang, fengwei.yin,
oliver.sang
hi, Christoph Hellwig,
On Mon, Jun 24, 2024 at 10:35:37AM +0200, Christoph Hellwig wrote:
> This is odd to say at least. Any chance you can check the value
> of /sys/block/$DEVICE/queue/rotational for the relevant device before
> and after this commit? And is this an ATA or NVMe SSD?
>
yeah, as Niklas mentioned, it's an ATA SSD.
I checked the /sys/block/$DEVICE/queue/rotational before and after this commit,
both show '0'. not sure if this is expected.
anyway, I noticed you send a patch [1]
so I applied this patch upon bd4a633b6f, and found the performance restored.
=========================================================================================
compiler/cpufreq_governor/disk/filesize/fs2/fs/iterations/kconfig/nr_directories/nr_files_per_directory/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase:
gcc-13/performance/1SSD/9B/nfsv4/btrfs/1x/x86_64-rhel-8.3/16d/256fpd/32t/debian-12-x86_64-20240206.cgz/fsyncBeforeClose/lkp-ivb-2ep2/400M/fsmark
commit:
1122c0c1cc ("block: move cache control settings out of queue->flags")
bd4a633b6f ("block: move the nonrot flag to queue_limits")
e9a0f6a398 = bd4a633b6f + patch [1]
1122c0c1cc71f740 bd4a633b6f7c3c6b6ebc1a07317 e9a0f6a398f162d115d208ad95b
---------------- --------------------------- ---------------------------
%stddev %change %stddev %change %stddev
\ | \ | \
4177 ± 2% -64.7% 1475 -1.1% 4130 fsmark.files_per_sec
[1] https://lore.kernel.org/all/20240624173835.76753-1-hch@lst.de/
^ permalink raw reply [flat|nested] 6+ messages in thread* Re: [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression
2024-06-26 6:11 ` Oliver Sang
@ 2024-06-26 6:18 ` Christoph Hellwig
0 siblings, 0 replies; 6+ messages in thread
From: Christoph Hellwig @ 2024-06-26 6:18 UTC (permalink / raw)
To: Oliver Sang
Cc: Christoph Hellwig, oe-lkp, lkp, Jens Axboe, Damien Le Moal,
Hannes Reinecke, linux-m68k, linux-um, linux-kernel, linux-block,
drbd-dev, nbd, linuxppc-dev, ceph-devel, virtualization,
xen-devel, linux-bcache, dm-devel, linux-raid, linux-mmc,
linux-mtd, nvdimm, linux-nvme, linux-s390, linux-scsi, ying.huang,
feng.tang, fengwei.yin
On Wed, Jun 26, 2024 at 02:11:11PM +0800, Oliver Sang wrote:
> hi, Christoph Hellwig,
>
> On Mon, Jun 24, 2024 at 10:35:37AM +0200, Christoph Hellwig wrote:
> > This is odd to say at least. Any chance you can check the value
> > of /sys/block/$DEVICE/queue/rotational for the relevant device before
> > and after this commit? And is this an ATA or NVMe SSD?
> >
>
> yeah, as Niklas mentioned, it's an ATA SSD.
>
> I checked the /sys/block/$DEVICE/queue/rotational before and after this commit,
> both show '0'. not sure if this is expected.
>
> anyway, I noticed you send a patch [1]
>
> so I applied this patch upon bd4a633b6f, and found the performance restored.
Thanks for testing!
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2024-06-26 6:18 UTC | newest]
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2024-06-24 8:25 [axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression kernel test robot
2024-06-24 8:35 ` Christoph Hellwig
2024-06-24 13:45 ` Niklas Cassel
2024-06-24 15:20 ` Christoph Hellwig
2024-06-26 6:11 ` Oliver Sang
2024-06-26 6:18 ` Christoph Hellwig
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