* [linus:master] [block] 060406c61c: sysbench-fileio.write_operations/s -1.7% regression
@ 2024-06-25 14:49 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-06-25 14:49 UTC (permalink / raw)
To: Yu Kuai
Cc: oe-lkp, lkp, linux-kernel, Jens Axboe, linux-block, ying.huang,
feng.tang, fengwei.yin, oliver.sang
Hello,
kernel test robot noticed a -1.7% regression of sysbench-fileio.write_operations/s on:
commit: 060406c61c7cb4bbd82a02d179decca9c9bb3443 ("block: add plug while submitting IO")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
testcase: sysbench-fileio
test machine: 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory
parameters:
period: 600s
nr_threads: 100%
disk: 1HDD
fs: xfs
size: 64G
filenum: 1024f
rwmode: rndwr
iomode: sync
cpufreq_governor: performance
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/202406252157.348c160f-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/20240625/202406252157.348c160f-oliver.sang@intel.com
=========================================================================================
compiler/cpufreq_governor/disk/filenum/fs/iomode/kconfig/nr_threads/period/rootfs/rwmode/size/tbox_group/testcase:
gcc-13/performance/1HDD/1024f/xfs/sync/x86_64-rhel-8.3/100%/600s/debian-12-x86_64-20240206.cgz/rndwr/64G/lkp-icl-2sp6/sysbench-fileio
commit:
3a861560cc ("bcache: fix variable length array abuse in btree_iter")
060406c61c ("block: add plug while submitting IO")
3a861560ccb35f2a 060406c61c7cb4bbd82a02d179d
---------------- ---------------------------
%stddev %change %stddev
\ | \
24.53 ± 5% -3.0 21.49 ± 3% mpstat.cpu.all.idle%
52604 ± 70% +99.5% 104921 ± 10% numa-numastat.node1.other_node
24267 ± 4% -10.3% 21772 ± 3% uptime.idle
8218 -1.6% 8084 vmstat.system.cs
24.75 ± 5% -12.3% 21.72 ± 3% iostat.cpu.idle
75.08 +4.0% 78.12 iostat.cpu.iowait
132522 ± 11% +23.4% 163559 ± 6% numa-meminfo.node0.Inactive(file)
237987 ± 6% -15.5% 201059 ± 5% numa-meminfo.node1.Inactive(file)
22.53 ± 11% -6.3 16.22 ± 25% perf-profile.children.cycles-pp.native_flush_tlb_one_user
0.58 ± 29% +0.5 1.05 ± 28% perf-profile.children.cycles-pp.set_pte_vaddr_p4d
22.53 ± 11% -6.3 16.22 ± 25% perf-profile.self.cycles-pp.native_flush_tlb_one_user
0.58 ± 29% +0.5 1.05 ± 28% perf-profile.self.cycles-pp.set_pte_vaddr_p4d
0.03 ± 6% +13.9% 0.03 ± 4% sched_debug.cfs_rq:/.h_nr_running.avg
0.03 ± 6% +13.9% 0.03 ± 4% sched_debug.cfs_rq:/.nr_running.avg
-226.99 +41.3% -320.83 sched_debug.cpu.nr_uninterruptible.min
25.90 ± 20% +40.7% 36.44 ± 10% sched_debug.cpu.nr_uninterruptible.stddev
194997 -1.7% 191663 proc-vmstat.nr_dirtied
92615 -1.6% 91119 proc-vmstat.nr_inactive_file
194997 -1.7% 191663 proc-vmstat.nr_written
92615 -1.6% 91119 proc-vmstat.nr_zone_inactive_file
952833 -1.7% 936954 proc-vmstat.pgpgout
1035 -1.4% 1020 sysbench-fileio.fsync_operations/s
140.12 +1.7% 142.56 sysbench-fileio.latency_avg_ms
1559978 -1.7% 1533306 sysbench-fileio.time.file_system_outputs
1497 ± 3% -51.2% 730.50 ± 10% sysbench-fileio.time.involuntary_context_switches
1871907 -1.5% 1843314 sysbench-fileio.time.voluntary_context_switches
1.31 -1.7% 1.29 sysbench-fileio.write_bytes_MB/s
1.25 -1.7% 1.23 sysbench-fileio.write_bytes_MiB/s
80.13 -1.7% 78.74 sysbench-fileio.write_operations/s
71858 ± 7% +18.7% 85272 ± 3% numa-vmstat.node0.nr_dirtied
33121 ± 11% +23.4% 40882 ± 6% numa-vmstat.node0.nr_inactive_file
71858 ± 7% +18.7% 85272 ± 3% numa-vmstat.node0.nr_written
33121 ± 11% +23.4% 40882 ± 6% numa-vmstat.node0.nr_zone_inactive_file
123139 ± 4% -13.6% 106391 ± 2% numa-vmstat.node1.nr_dirtied
59483 ± 6% -15.5% 50254 ± 5% numa-vmstat.node1.nr_inactive_file
123139 ± 4% -13.6% 106391 ± 2% numa-vmstat.node1.nr_written
59483 ± 6% -15.5% 50254 ± 5% numa-vmstat.node1.nr_zone_inactive_file
52604 ± 70% +99.5% 104921 ± 10% numa-vmstat.node1.numa_other
2.55 +4.8% 2.68 perf-stat.i.MPKI
92991408 ± 2% -3.7% 89545806 ± 2% perf-stat.i.branch-instructions
6.14 +0.3 6.41 perf-stat.i.branch-miss-rate%
18893060 -3.6% 18215592 perf-stat.i.cache-references
1.83 +4.9% 1.92 perf-stat.i.cpi
6.848e+08 -2.5% 6.675e+08 ± 2% perf-stat.i.cpu-cycles
214.11 ± 2% -7.2% 198.60 perf-stat.i.cpu-migrations
4.678e+08 ± 2% -3.9% 4.495e+08 ± 2% perf-stat.i.instructions
0.58 -4.3% 0.56 perf-stat.i.ipc
92993821 ± 2% -3.7% 89564915 ± 2% perf-stat.ps.branch-instructions
18876617 -3.6% 18201664 perf-stat.ps.cache-references
6.863e+08 -2.5% 6.692e+08 ± 2% perf-stat.ps.cpu-cycles
213.74 ± 2% -7.2% 198.25 perf-stat.ps.cpu-migrations
4.678e+08 ± 2% -3.9% 4.497e+08 ± 2% perf-stat.ps.instructions
3.003e+11 ± 2% -3.9% 2.887e+11 ± 2% perf-stat.total.instructions
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] only message in thread
only message in thread, other threads:[~2024-06-25 14:49 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2024-06-25 14:49 [linus:master] [block] 060406c61c: sysbench-fileio.write_operations/s -1.7% regression kernel test robot
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.