From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============3031362284528753283==" MIME-Version: 1.0 From: kernel test robot To: lkp@lists.01.org Subject: [mm, oom] faad2185f4: vm-scalability.throughput -11.8% regression Date: Wed, 27 Apr 2016 11:15:56 +0800 Message-ID: <20160427031556.GD29014@yexl-desktop> List-Id: --===============3031362284528753283== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable FYI, we noticed vm-scalability.throughput -11.8% regression with the follow= ing commit: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit faad2185f482578d50d363746006a1b95dde9d0a ("mm, oom: rework oom detec= tion") on test machine: lkp-hsw-ep2: 72 threads Brickland Haswell-EP with 128G mem= ory =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D compiler/cpufreq_governor/kconfig/nr_pmem/nr_task/rootfs/tbox_group/test/te= stcase/thp_defrag/thp_enabled: gcc-4.9/performance/x86_64-rhel-pmem/1/16/debian-x86_64-2015-02-07.cgz/lk= p-hsw-ep2/swap-w-rand/vm-scalability/never/never commit: = 0da9597ac9c0adb8a521b9935fbe43d8b0e8cc64 faad2185f482578d50d363746006a1b95dde9d0a 0da9597ac9c0adb8 faad2185f482578d50d3637460 = ---------------- -------------------------- = fail:runs %reproduction fail:runs %stddev %change %stddev \ | \ = 43802 =C2=B1 0% -11.8% 38653 =C2=B1 0% vm-scalability.thro= ughput 310.35 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .elapsed_time 310.35 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .elapsed_time.max 234551 =C2=B1 6% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .involuntary_context_switches 44654748 =C2=B1 9% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .major_page_faults 2442686 =C2=B1 11% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .maximum_resident_set_size 34477365 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .minor_page_faults 4096 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .page_size 1595 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .percent_of_cpu_this_job_got 4935 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .system_time 19.08 =C2=B1 6% -100.0% 0.00 =C2=B1 -1% vm-scalability.time= .user_time 342.89 =C2=B1 0% -71.7% 96.99 =C2=B1 -1% uptime.boot 18719 =C2=B1 1% -70.3% 5555 =C2=B1 0% uptime.idle 227271 =C2=B1 3% -68.0% 72623 =C2=B1 0% softirqs.RCU 208173 =C2=B1 7% -69.7% 63118 =C2=B1 0% softirqs.SCHED 3204631 =C2=B1 1% -73.0% 866292 =C2=B1 0% softirqs.TIMER 739.50 =C2=B1 0% -1.6% 728.00 =C2=B1 0% turbostat.Avg_MHz 61.50 =C2=B1 3% +20.3% 74.00 =C2=B1 -1% turbostat.CoreTmp 0.07 =C2=B1 57% +1092.7% 0.82 =C2=B1-121% turbostat.Pkg%pc2 64.75 =C2=B1 2% +14.3% 74.00 =C2=B1 -1% turbostat.PkgTmp 51.45 =C2=B1 0% +1.8% 52.39 =C2=B1 -1% turbostat.RAMWatt 789322 =C2=B1 4% +49.2% 1177649 =C2=B1 0% vmstat.memory.free 53141272 =C2=B1 1% -45.8% 28781900 =C2=B1 0% vmstat.memory.swpd 0.00 =C2=B1 0% +Inf% 1.00 =C2=B1-100% vmstat.procs.b 780938 =C2=B1 7% +66.2% 1297589 =C2=B1 0% vmstat.swap.so 4217 =C2=B1 6% +103.4% 8576 =C2=B1 0% vmstat.system.cs 204460 =C2=B1 6% +62.0% 331270 =C2=B1 0% vmstat.system.in 9128034 =C2=B1 43% -85.7% 1306182 =C2=B1 0% cpuidle.C1E-HSW.time 5009 =C2=B1 52% -88.9% 557.00 =C2=B1 0% cpuidle.C1E-HSW.usa= ge 9110 =C2=B1130% -93.3% 611.00 =C2=B1 0% cpuidle.C3-HSW.usage 1.655e+10 =C2=B1 0% -79.5% 3.397e+09 =C2=B1 0% cpuidle.C6-HSW.time 621881 =C2=B1 2% -71.5% 177398 =C2=B1 0% cpuidle.C6-HSW.usage 53981965 =C2=B1 58% -80.4% 10553789 =C2=B1 0% cpuidle.POLL.time 85773 =C2=B1 9% -18.4% 69982 =C2=B1 0% cpuidle.POLL.usage 2925199 =C2=B1 94% -75.8% 706866 =C2=B1 0% numa-numastat.node0= .local_node 2931002 =C2=B1 93% -75.6% 716120 =C2=B1 0% numa-numastat.node0= .numa_hit 12041792 =C2=B1 24% -67.4% 3919657 =C2=B1 0% numa-numastat.node0= .numa_miss 12047595 =C2=B1 24% -67.4% 3928911 =C2=B1 0% numa-numastat.node0= .other_node 64592910 =C2=B1 10% -66.5% 21635175 =C2=B1 0% numa-numastat.node1= .local_node 12041716 =C2=B1 24% -67.5% 3919210 =C2=B1 0% numa-numastat.node1= .numa_foreign 64601023 =C2=B1 10% -66.5% 21639833 =C2=B1 0% numa-numastat.node1= .numa_hit 4730 =C2=B1 13% +290.9% 18491 =C2=B1 0% meminfo.Inactive(fi= le) 12978 =C2=B1 8% +46.3% 18985 =C2=B1 0% meminfo.Mapped 703327 =C2=B1 9% +72.4% 1212584 =C2=B1 0% meminfo.MemAvailable 732344 =C2=B1 8% +65.0% 1208500 =C2=B1 0% meminfo.MemFree 99286 =C2=B1 4% +30.3% 129348 =C2=B1 0% meminfo.SReclaimable 3920 =C2=B1 21% +332.5% 16955 =C2=B1 0% meminfo.Shmem 206164 =C2=B1 2% +14.7% 236528 =C2=B1 0% meminfo.Slab 1113 =C2=B1 10% +23.6% 1377 =C2=B1 0% meminfo.SwapCached 47130509 =C2=B1 3% +53.1% 72150055 =C2=B1 0% meminfo.SwapFree 1012 =C2=B1 12% +60.9% 1628 =C2=B1 0% slabinfo.blkdev_req= uests.active_objs 1012 =C2=B1 12% +60.9% 1628 =C2=B1 0% slabinfo.blkdev_req= uests.num_objs 1531 =C2=B1 5% +12.5% 1722 =C2=B1 0% slabinfo.mnt_cache.= active_objs 1531 =C2=B1 5% +12.5% 1722 =C2=B1 0% slabinfo.mnt_cache.= num_objs 9719 =C2=B1 9% -16.8% 8087 =C2=B1 0% slabinfo.proc_inode= _cache.num_objs 92960 =C2=B1 6% +69.6% 157683 =C2=B1 0% slabinfo.radix_tree= _node.active_objs 9336 =C2=B1 9% +35.2% 12624 =C2=B1 0% slabinfo.radix_tree= _node.active_slabs 95203 =C2=B1 6% +66.0% 158075 =C2=B1 0% slabinfo.radix_tree= _node.num_objs 9336 =C2=B1 9% +35.2% 12624 =C2=B1 0% slabinfo.radix_tree= _node.num_slabs 310.35 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% time.elapsed_time 310.35 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% time.elapsed_time.m= ax 600.00 =C2=B1 27% -100.0% 0.00 =C2=B1 -1% time.file_system_in= puts 234551 =C2=B1 6% -100.0% 0.00 =C2=B1 -1% time.involuntary_co= ntext_switches 44654748 =C2=B1 9% -100.0% 0.00 =C2=B1 -1% time.major_page_fau= lts 2442686 =C2=B1 11% -100.0% 0.00 =C2=B1 -1% time.maximum_reside= nt_set_size 34477365 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% time.minor_page_fau= lts 4096 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% time.page_size 1595 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% time.percent_of_cpu= _this_job_got 4935 =C2=B1 0% -100.0% 0.00 =C2=B1 -1% time.system_time 19.08 =C2=B1 6% -100.0% 0.00 =C2=B1 -1% time.user_time 390.50 =C2=B1 34% -100.0% 0.00 =C2=B1 -1% time.voluntary_cont= ext_switches 914507 =C2=B1 7% -13.3% 792912 =C2=B1 0% numa-meminfo.node0.= Active 913915 =C2=B1 7% -13.5% 790259 =C2=B1 0% numa-meminfo.node0.= Active(anon) 592.00 =C2=B1 31% +348.1% 2653 =C2=B1 0% numa-meminfo.node0.= Active(file) 1217059 =C2=B1 7% -13.7% 1049893 =C2=B1 0% numa-meminfo.node0.= AnonPages 306384 =C2=B1 7% -12.0% 269631 =C2=B1 0% numa-meminfo.node0.= Inactive 304389 =C2=B1 7% -14.4% 260426 =C2=B1 0% numa-meminfo.node0.= Inactive(anon) 1995 =C2=B1 8% +361.3% 9204 =C2=B1 0% numa-meminfo.node0.= Inactive(file) 5801 =C2=B1 4% +16.7% 6772 =C2=B1 0% numa-meminfo.node0.= Mapped 32196 =C2=B1 7% +36.4% 43932 =C2=B1 0% numa-meminfo.node0.= MemFree 55651 =C2=B1 5% +10.6% 61563 =C2=B1 0% numa-meminfo.node0.= SUnreclaim 2966 =C2=B1 15% +232.9% 9875 =C2=B1 0% numa-meminfo.node1.= Inactive(file) 7446 =C2=B1 13% +67.7% 12486 =C2=B1 0% numa-meminfo.node1.= Mapped 679948 =C2=B1 6% +76.7% 1201231 =C2=B1 0% numa-meminfo.node1.= MemFree 66811 =C2=B1 7% +48.5% 99246 =C2=B1 0% numa-meminfo.node1.= SReclaimable 51227 =C2=B1 5% -11.0% 45616 =C2=B1 0% numa-meminfo.node1.= SUnreclaim 3090 =C2=B1 39% +415.6% 15932 =C2=B1 0% numa-meminfo.node1.= Shmem 118039 =C2=B1 3% +22.7% 144863 =C2=B1 0% numa-meminfo.node1.= Slab 0.00 =C2=B1 -1% +Inf% 1.58 =C2=B1-63% perf-profile.cycles= -pp.__alloc_pages_slowpath.constprop.93.__alloc_pages_nodemask.alloc_kmem_p= ages_node.copy_process._do_fork 0.00 =C2=B1 -1% +Inf% 26.40 =C2=B1 -3% perf-profile.cycles= -pp.__alloc_pages_slowpath.constprop.93.__alloc_pages_nodemask.alloc_pages_= vma.__read_swap_cache_async.read_swap_cache_async 0.00 =C2=B1 -1% +Inf% 39.64 =C2=B1 -2% perf-profile.cycles= -pp.__alloc_pages_slowpath.constprop.93.__alloc_pages_nodemask.alloc_pages_= vma.handle_mm_fault.__do_page_fault 5.20 =C2=B1140% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask.alloc_kme= m_pages_node.copy_process 25.02 =C2=B1 10% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask.alloc_pag= es_vma.__read_swap_cache_async 38.03 =C2=B1 9% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask.alloc_pag= es_vma.handle_mm_fault 0.00 =C2=B1 -1% +Inf% 1.59 =C2=B1-62% perf-profile.cycles= -pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_slowpath.__alloc_p= ages_nodemask.alloc_kmem_pages_node 0.00 =C2=B1 -1% +Inf% 65.24 =C2=B1 -1% perf-profile.cycles= -pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_slowpath.__alloc_p= ages_nodemask.alloc_pages_vma 5.20 =C2=B1140% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.shrink_zone.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodema= sk.alloc_kmem_pages_node 63.09 =C2=B1 8% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.shrink_zone.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodema= sk.alloc_pages_vma 0.00 =C2=B1 -1% +Inf% 67.08 =C2=B1 -1% perf-profile.cycles= -pp.shrink_zone.do_try_to_free_pages.try_to_free_pages.__alloc_pages_slowpa= th.__alloc_pages_nodemask 69.00 =C2=B1 2% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.shrink_zone_memcg.shrink_zone.do_try_to_free_pages.try_to_free_pages.__= alloc_pages_nodemask 0.00 =C2=B1 -1% +Inf% 66.87 =C2=B1 -1% perf-profile.cycles= -pp.shrink_zone_memcg.shrink_zone.do_try_to_free_pages.try_to_free_pages.__= alloc_pages_slowpath 5.20 =C2=B1140% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.try_to_free_pages.__alloc_pages_nodemask.alloc_kmem_pages_node.copy_pro= cess._do_fork 25.05 =C2=B1 11% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.try_to_free_pages.__alloc_pages_nodemask.alloc_pages_vma.__read_swap_ca= che_async.read_swap_cache_async 38.06 =C2=B1 9% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= -pp.try_to_free_pages.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_faul= t.__do_page_fault 0.00 =C2=B1 -1% +Inf% 1.59 =C2=B1-62% perf-profile.cycles= -pp.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask.alloc_k= mem_pages_node.copy_process 0.00 =C2=B1 -1% +Inf% 26.22 =C2=B1 -3% perf-profile.cycles= -pp.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask.alloc_p= ages_vma.__read_swap_cache_async 0.00 =C2=B1 -1% +Inf% 39.01 =C2=B1 -2% perf-profile.cycles= -pp.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask.alloc_p= ages_vma.handle_mm_fault 228466 =C2=B1 7% -13.4% 197776 =C2=B1 0% numa-vmstat.node0.n= r_active_anon 147.50 =C2=B1 31% +334.6% 641.00 =C2=B1 0% numa-vmstat.node0.n= r_active_file 304255 =C2=B1 7% -13.6% 262822 =C2=B1 0% numa-vmstat.node0.n= r_anon_pages 8062 =C2=B1 8% +34.3% 10829 =C2=B1 0% numa-vmstat.node0.n= r_free_pages 76095 =C2=B1 7% -14.3% 65250 =C2=B1 0% numa-vmstat.node0.n= r_inactive_anon 498.00 =C2=B1 8% +347.8% 2230 =C2=B1 0% numa-vmstat.node0.n= r_inactive_file 1466 =C2=B1 5% +15.0% 1686 =C2=B1 0% numa-vmstat.node0.n= r_mapped 13912 =C2=B1 5% +10.6% 15390 =C2=B1 0% numa-vmstat.node0.n= r_slab_unreclaimable 7585474 =C2=B1 5% -73.6% 2005989 =C2=B1 0% numa-vmstat.node0.n= r_vmscan_write 7585495 =C2=B1 5% -73.6% 2006038 =C2=B1 0% numa-vmstat.node0.n= r_written 2042806 =C2=B1 73% -60.3% 810553 =C2=B1 0% numa-vmstat.node0.n= uma_hit 1973969 =C2=B1 76% -62.6% 737625 =C2=B1 0% numa-vmstat.node0.n= uma_local 6640606 =C2=B1 22% -72.4% 1834872 =C2=B1 0% numa-vmstat.node0.n= uma_miss 6709443 =C2=B1 22% -71.6% 1907800 =C2=B1 0% numa-vmstat.node0.n= uma_other 169806 =C2=B1 5% +71.9% 291868 =C2=B1 0% numa-vmstat.node1.n= r_free_pages 740.75 =C2=B1 15% +223.1% 2393 =C2=B1 0% numa-vmstat.node1.n= r_inactive_file 1860 =C2=B1 13% +69.4% 3153 =C2=B1 0% numa-vmstat.node1.n= r_mapped 767.88 =C2=B1 39% +415.4% 3958 =C2=B1 0% numa-vmstat.node1.n= r_shmem 16698 =C2=B1 7% +46.9% 24534 =C2=B1 0% numa-vmstat.node1.n= r_slab_reclaimable 12806 =C2=B1 5% -10.9% 11405 =C2=B1 0% numa-vmstat.node1.n= r_slab_unreclaimable 27889038 =C2=B1 6% -68.4% 8818477 =C2=B1 0% numa-vmstat.node1.n= r_vmscan_write 27889106 =C2=B1 6% -68.4% 8818479 =C2=B1 0% numa-vmstat.node1.n= r_written 6640458 =C2=B1 22% -72.4% 1834609 =C2=B1 0% numa-vmstat.node1.n= uma_foreign 38283180 =C2=B1 9% -71.4% 10962630 =C2=B1 0% numa-vmstat.node1.n= uma_hit 38265243 =C2=B1 9% -71.4% 10948754 =C2=B1 0% numa-vmstat.node1.n= uma_local 539498 =C2=B1 6% -66.2% 182224 =C2=B1 0% proc-vmstat.allocst= all 144.38 =C2=B1 22% -96.5% 5.00 =C2=B1-20% proc-vmstat.compact= _fail 15889726 =C2=B1 25% -87.2% 2027142 =C2=B1 0% proc-vmstat.compact= _free_scanned 7424 =C2=B1 21% -95.5% 337.00 =C2=B1 0% proc-vmstat.compact= _isolated 18421 =C2=B1120% -98.3% 310.00 =C2=B1 0% proc-vmstat.compact= _migrate_scanned 192.00 =C2=B1 21% -96.4% 7.00 =C2=B1-14% proc-vmstat.compact= _stall 49525 =C2=B1 43% +154.6% 126090 =C2=B1 0% proc-vmstat.kswapd_= low_wmark_hit_quickly 17344 =C2=B1 4% +73.0% 30013 =C2=B1 0% proc-vmstat.nr_dirt= y_background_threshold 34690 =C2=B1 4% +73.0% 60026 =C2=B1 0% proc-vmstat.nr_dirt= y_threshold 180484 =C2=B1 4% +67.9% 303083 =C2=B1 0% proc-vmstat.nr_free= _pages 1227 =C2=B1 10% +276.8% 4623 =C2=B1 0% proc-vmstat.nr_inac= tive_file 3303 =C2=B1 6% +43.0% 4722 =C2=B1 0% proc-vmstat.nr_mapp= ed 1012 =C2=B1 17% +321.7% 4270 =C2=B1 0% proc-vmstat.nr_shmem 24900 =C2=B1 4% +29.6% 32265 =C2=B1 0% proc-vmstat.nr_slab= _reclaimable 35587470 =C2=B1 5% -69.7% 10775004 =C2=B1 0% proc-vmstat.nr_vmsc= an_write 61007414 =C2=B1 6% -65.6% 21016129 =C2=B1 0% proc-vmstat.nr_writ= ten 16970144 =C2=B1 12% -37.0% 10686065 =C2=B1 0% proc-vmstat.numa_fo= reign 10074000 =C2=B1 1% -45.2% 5519749 =C2=B1 0% proc-vmstat.numa_hi= nt_faults 9673661 =C2=B1 5% -44.4% 5377833 =C2=B1 0% proc-vmstat.numa_hi= nt_faults_local 67528367 =C2=B1 6% -67.0% 22278204 =C2=B1 0% proc-vmstat.numa_hit 67514451 =C2=B1 6% -67.0% 22264292 =C2=B1 0% proc-vmstat.numa_lo= cal 16969897 =C2=B1 12% -37.0% 10686272 =C2=B1 0% proc-vmstat.numa_mi= ss 16983813 =C2=B1 12% -37.0% 10700184 =C2=B1 0% proc-vmstat.numa_ot= her 41943046 =C2=B1 1% -43.9% 23535513 =C2=B1 0% proc-vmstat.numa_pt= e_updates 49539 =C2=B1 43% +154.5% 126102 =C2=B1 0% proc-vmstat.pageout= run 45300466 =C2=B1 9% -79.2% 9418945 =C2=B1 0% proc-vmstat.pgactiv= ate 558557 =C2=B1 14% -34.1% 367818 =C2=B1 0% proc-vmstat.pgalloc= _dma 14967174 =C2=B1 3% -69.1% 4626484 =C2=B1 0% proc-vmstat.pgalloc= _dma32 71037855 =C2=B1 7% -57.6% 30119030 =C2=B1 0% proc-vmstat.pgalloc= _normal 62292933 =C2=B1 6% -65.2% 21706559 =C2=B1 0% proc-vmstat.pgdeact= ivate 79824509 =C2=B1 5% -56.2% 34976920 =C2=B1 0% proc-vmstat.pgfault 86163698 =C2=B1 6% -68.5% 27162999 =C2=B1 0% proc-vmstat.pgfree 44685673 =C2=B1 9% -79.4% 9192073 =C2=B1 0% proc-vmstat.pgmajfa= ult 13765509 =C2=B1 7% -69.7% 4168976 =C2=B1 0% proc-vmstat.pgrefil= l_dma32 48547731 =C2=B1 6% -63.8% 17561899 =C2=B1 0% proc-vmstat.pgrefil= l_normal 12122138 =C2=B1 7% -69.7% 3675632 =C2=B1 0% proc-vmstat.pgscan_= direct_dma32 67953310 =C2=B1 7% -66.4% 22842830 =C2=B1 0% proc-vmstat.pgscan_= direct_normal 11915527 =C2=B1 10% -79.3% 2460668 =C2=B1 0% proc-vmstat.pgscan_= kswapd_dma32 15559179 =C2=B1 9% -80.7% 2995996 =C2=B1 0% proc-vmstat.pgscan_= kswapd_normal 8844259 =C2=B1 8% -70.8% 2582588 =C2=B1 0% proc-vmstat.pgsteal= _direct_dma32 43061102 =C2=B1 7% -64.0% 15515081 =C2=B1 0% proc-vmstat.pgsteal= _direct_normal 4732303 =C2=B1 6% -69.0% 1469200 =C2=B1 0% proc-vmstat.pgsteal= _kswapd_dma32 4380170 =C2=B1 7% -66.6% 1462100 =C2=B1 0% proc-vmstat.pgsteal= _kswapd_normal 44709819 =C2=B1 9% -79.4% 9217280 =C2=B1 0% proc-vmstat.pswpin 61007674 =C2=B1 6% -65.6% 21016726 =C2=B1 0% proc-vmstat.pswpout 37.61 =C2=B1 8% -39.3% 22.83 =C2=B1 -4% sched_debug.cfs_rq:= /.load.avg 884.52 =C2=B1 5% -36.7% 559.50 =C2=B1 0% sched_debug.cfs_rq:= /.load.max 146.88 =C2=B1 5% -38.3% 90.64 =C2=B1 -1% sched_debug.cfs_rq:= /.load.stddev 47.93 =C2=B1 5% +28.5% 61.60 =C2=B1 -1% sched_debug.cfs_rq:= /.load_avg.avg 1095 =C2=B1 10% +52.2% 1667 =C2=B1 0% sched_debug.cfs_rq:= /.load_avg.max 170.96 =C2=B1 7% +39.6% 238.66 =C2=B1 0% sched_debug.cfs_rq:= /.load_avg.stddev 578829 =C2=B1 2% -80.5% 112739 =C2=B1 0% sched_debug.cfs_rq:= /.min_vruntime.avg 2507544 =C2=B1 0% -80.8% 482665 =C2=B1 0% sched_debug.cfs_rq:= /.min_vruntime.max 998179 =C2=B1 1% -82.2% 177613 =C2=B1 0% sched_debug.cfs_rq:= /.min_vruntime.stddev 0.24 =C2=B1 2% -37.1% 0.15 =C2=B1-654% sched_debug.cfs_rq= :/.nr_running.avg 0.41 =C2=B1 1% -22.1% 0.32 =C2=B1-312% sched_debug.cfs_rq= :/.nr_running.stddev 34.69 =C2=B1 0% -38.3% 21.40 =C2=B1 -4% sched_debug.cfs_rq:= /.runnable_load_avg.avg 849.33 =C2=B1 0% -37.9% 527.50 =C2=B1 0% sched_debug.cfs_rq:= /.runnable_load_avg.max 138.61 =C2=B1 0% -38.4% 85.43 =C2=B1 -1% sched_debug.cfs_rq:= /.runnable_load_avg.stddev 444145 =C2=B1 30% -87.1% 57376 =C2=B1 0% sched_debug.cfs_rq:= /.spread0.avg 2372869 =C2=B1 5% -82.0% 427303 =C2=B1 0% sched_debug.cfs_rq:= /.spread0.max 998183 =C2=B1 1% -82.2% 177613 =C2=B1 0% sched_debug.cfs_rq:= /.spread0.stddev 242.15 =C2=B1 1% -28.8% 172.45 =C2=B1 0% sched_debug.cfs_rq:= /.util_avg.avg 392.49 =C2=B1 0% -21.4% 308.56 =C2=B1 0% sched_debug.cfs_rq:= /.util_avg.stddev 184988 =C2=B1 1% -64.1% 66460 =C2=B1 0% sched_debug.cpu.clo= ck.avg 184996 =C2=B1 1% -64.1% 66466 =C2=B1 0% sched_debug.cpu.clo= ck.max 184978 =C2=B1 1% -64.1% 66453 =C2=B1 0% sched_debug.cpu.clo= ck.min 5.60 =C2=B1 18% -30.8% 3.88 =C2=B1-25% sched_debug.cpu.clo= ck.stddev 184988 =C2=B1 1% -64.1% 66460 =C2=B1 0% sched_debug.cpu.clo= ck_task.avg 184996 =C2=B1 1% -64.1% 66466 =C2=B1 0% sched_debug.cpu.clo= ck_task.max 184978 =C2=B1 1% -64.1% 66453 =C2=B1 0% sched_debug.cpu.clo= ck_task.min 5.60 =C2=B1 18% -30.8% 3.88 =C2=B1-25% sched_debug.cpu.clo= ck_task.stddev 36.54 =C2=B1 4% -42.2% 21.11 =C2=B1 -4% sched_debug.cpu.cpu= _load[0].avg 950.98 =C2=B1 7% -44.5% 527.50 =C2=B1 0% sched_debug.cpu.cpu= _load[0].max 151.40 =C2=B1 6% -43.7% 85.22 =C2=B1 -1% sched_debug.cpu.cpu= _load[0].stddev 35.91 =C2=B1 2% -41.2% 21.10 =C2=B1 -4% sched_debug.cpu.cpu= _load[1].avg 899.77 =C2=B1 3% -41.4% 527.50 =C2=B1 0% sched_debug.cpu.cpu= _load[1].max 145.18 =C2=B1 3% -41.3% 85.22 =C2=B1 -1% sched_debug.cpu.cpu= _load[1].stddev 35.61 =C2=B1 2% -40.7% 21.12 =C2=B1 -4% sched_debug.cpu.cpu= _load[2].avg 877.87 =C2=B1 2% -39.9% 527.50 =C2=B1 0% sched_debug.cpu.cpu= _load[2].max 142.54 =C2=B1 2% -40.2% 85.23 =C2=B1 -1% sched_debug.cpu.cpu= _load[2].stddev 35.37 =C2=B1 2% -40.1% 21.20 =C2=B1 -4% sched_debug.cpu.cpu= _load[3].avg 867.60 =C2=B1 2% -39.2% 527.50 =C2=B1 0% sched_debug.cpu.cpu= _load[3].max 141.21 =C2=B1 2% -39.6% 85.33 =C2=B1 -1% sched_debug.cpu.cpu= _load[3].stddev 35.16 =C2=B1 1% -39.6% 21.24 =C2=B1 -4% sched_debug.cpu.cpu= _load[4].avg 858.88 =C2=B1 2% -38.6% 527.50 =C2=B1 0% sched_debug.cpu.cpu= _load[4].max 140.16 =C2=B1 2% -39.0% 85.43 =C2=B1 -1% sched_debug.cpu.cpu= _load[4].stddev 456.75 =C2=B1 2% -41.9% 265.40 =C2=B1 0% sched_debug.cpu.cur= r->pid.avg 5331 =C2=B1 1% -53.3% 2491 =C2=B1 0% sched_debug.cpu.cur= r->pid.max 912.17 =C2=B1 2% -38.3% 562.54 =C2=B1 0% sched_debug.cpu.cur= r->pid.stddev 37.90 =C2=B1 7% -39.8% 22.83 =C2=B1 -4% sched_debug.cpu.loa= d.avg 904.00 =C2=B1 7% -38.1% 559.50 =C2=B1 0% sched_debug.cpu.loa= d.max 149.42 =C2=B1 6% -39.3% 90.64 =C2=B1 -1% sched_debug.cpu.loa= d.stddev 0.00 =C2=B1 5% -31.3% 0.00 =C2=B1-4394145% sched_debug.cp= u.next_balance.stddev 72445 =C2=B1 0% -75.8% 17509 =C2=B1 0% sched_debug.cpu.nr_= load_updates.avg 155443 =C2=B1 0% -77.5% 34902 =C2=B1 0% sched_debug.cpu.nr_= load_updates.max 19501 =C2=B1 33% -61.4% 7530 =C2=B1 0% sched_debug.cpu.nr_= load_updates.min 46290 =C2=B1 1% -80.6% 8995 =C2=B1 0% sched_debug.cpu.nr_= load_updates.stddev 0.25 =C2=B1 3% -34.8% 0.16 =C2=B1-626% sched_debug.cpu.nr= _running.avg 1.12 =C2=B1 6% +33.3% 1.50 =C2=B1-66% sched_debug.cpu.nr_= running.max 0.42 =C2=B1 2% -14.1% 0.36 =C2=B1-276% sched_debug.cpu.nr= _running.stddev 9841 =C2=B1 4% -54.7% 4459 =C2=B1 0% sched_debug.cpu.nr_= switches.avg 323.71 =C2=B1 11% -26.8% 237.00 =C2=B1 0% sched_debug.cpu.nr_= switches.min 10606 =C2=B1 6% -26.9% 7748 =C2=B1 0% sched_debug.cpu.nr_= switches.stddev 0.00 =C2=B1 68% +1100.0% 0.05 =C2=B1-2057% sched_debug.cpu.n= r_uninterruptible.avg 184975 =C2=B1 1% -64.1% 66455 =C2=B1 0% sched_debug.cpu_clk 181780 =C2=B1 1% -65.3% 63027 =C2=B1 0% sched_debug.ktime 0.12 =C2=B1 5% +205.5% 0.36 =C2=B1-275% sched_debug.rt_rq:= /.rt_time.avg 4.33 =C2=B1 7% +211.4% 13.48 =C2=B1 -7% sched_debug.rt_rq:/= .rt_time.max 0.60 =C2=B1 6% +208.6% 1.85 =C2=B1-54% sched_debug.rt_rq:/= .rt_time.stddev 184975 =C2=B1 1% -64.1% 66455 =C2=B1 0% sched_debug.sched_c= lk lkp-hsw-ep2: 72 threads Brickland Haswell-EP with 128G memory [*] bisect-good sample [O] bisect-bad sample To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tes= ts.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Disclaimer: Results have been estimated based on internal Intel analysis and are provid= ed for informational purposes only. Any difference in system hardware or softw= are design or configuration may affect actual performance. 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MjAxNi0wNC0yMiAxNzowMDozNCBtb3VudCAtbyBsb29wIC90bXAvdm0tc2NhbGFiaWxpdHktdG1w L3ZtLXNjYWxhYmlsaXR5LmltZyAvdG1wL3ZtLXNjYWxhYmlsaXR5LXRtcC92bS1zY2FsYWJpbGl0 eQoyMDE2LTA0LTIyIDE3OjAwOjM0IC4vY2FzZS1zd2FwLXctcmFuZAoyMDE2LTA0LTIyIDE3OjAw OjM0IC4vdXNlbWVtIC0tcnVudGltZSAzMDAgLW4gMTYgLS1yYW5kb20gNjM2ODUzODYyNAo= --===============3031362284528753283==-- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752656AbcD0DRK (ORCPT ); Tue, 26 Apr 2016 23:17:10 -0400 Received: from mga14.intel.com ([192.55.52.115]:51942 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752227AbcD0DRI (ORCPT ); Tue, 26 Apr 2016 23:17:08 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,539,1455004800"; d="yaml'?scan'208";a="692884880" Date: Wed, 27 Apr 2016 11:15:56 +0800 From: kernel test robot To: Michal Hocko Cc: Stephen Rothwell , Hillf Danton , Johannes Weiner , Mel Gorman , David Rientjes , Tetsuo Handa , KAMEZAWA Hiroyuki , Andrew Morton , LKML , lkp@01.org Subject: [lkp] [mm, oom] faad2185f4: vm-scalability.throughput -11.8% regression Message-ID: <20160427031556.GD29014@yexl-desktop> Reply-To: kernel test robot MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="48TaNjbzBVislYPb" Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Heirloom mailx 12.5 6/20/10 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --48TaNjbzBVislYPb Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit FYI, we noticed vm-scalability.throughput -11.8% regression with the following commit: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit faad2185f482578d50d363746006a1b95dde9d0a ("mm, oom: rework oom detection") on test machine: lkp-hsw-ep2: 72 threads Brickland Haswell-EP with 128G memory ========================================================================================= compiler/cpufreq_governor/kconfig/nr_pmem/nr_task/rootfs/tbox_group/test/testcase/thp_defrag/thp_enabled: gcc-4.9/performance/x86_64-rhel-pmem/1/16/debian-x86_64-2015-02-07.cgz/lkp-hsw-ep2/swap-w-rand/vm-scalability/never/never commit: 0da9597ac9c0adb8a521b9935fbe43d8b0e8cc64 faad2185f482578d50d363746006a1b95dde9d0a 0da9597ac9c0adb8 faad2185f482578d50d3637460 ---------------- -------------------------- fail:runs %reproduction fail:runs %stddev %change %stddev \ | \ 43802 ± 0% -11.8% 38653 ± 0% vm-scalability.throughput 310.35 ± 0% -100.0% 0.00 ± -1% vm-scalability.time.elapsed_time 310.35 ± 0% -100.0% 0.00 ± -1% vm-scalability.time.elapsed_time.max 234551 ± 6% -100.0% 0.00 ± -1% vm-scalability.time.involuntary_context_switches 44654748 ± 9% -100.0% 0.00 ± -1% vm-scalability.time.major_page_faults 2442686 ± 11% -100.0% 0.00 ± -1% vm-scalability.time.maximum_resident_set_size 34477365 ± 0% -100.0% 0.00 ± -1% vm-scalability.time.minor_page_faults 4096 ± 0% -100.0% 0.00 ± -1% vm-scalability.time.page_size 1595 ± 0% -100.0% 0.00 ± -1% vm-scalability.time.percent_of_cpu_this_job_got 4935 ± 0% -100.0% 0.00 ± -1% vm-scalability.time.system_time 19.08 ± 6% -100.0% 0.00 ± -1% vm-scalability.time.user_time 342.89 ± 0% -71.7% 96.99 ± -1% uptime.boot 18719 ± 1% -70.3% 5555 ± 0% uptime.idle 227271 ± 3% -68.0% 72623 ± 0% softirqs.RCU 208173 ± 7% -69.7% 63118 ± 0% softirqs.SCHED 3204631 ± 1% -73.0% 866292 ± 0% softirqs.TIMER 739.50 ± 0% -1.6% 728.00 ± 0% turbostat.Avg_MHz 61.50 ± 3% +20.3% 74.00 ± -1% turbostat.CoreTmp 0.07 ± 57% +1092.7% 0.82 ±-121% turbostat.Pkg%pc2 64.75 ± 2% +14.3% 74.00 ± -1% turbostat.PkgTmp 51.45 ± 0% +1.8% 52.39 ± -1% turbostat.RAMWatt 789322 ± 4% +49.2% 1177649 ± 0% vmstat.memory.free 53141272 ± 1% -45.8% 28781900 ± 0% vmstat.memory.swpd 0.00 ± 0% +Inf% 1.00 ±-100% vmstat.procs.b 780938 ± 7% +66.2% 1297589 ± 0% vmstat.swap.so 4217 ± 6% +103.4% 8576 ± 0% vmstat.system.cs 204460 ± 6% +62.0% 331270 ± 0% vmstat.system.in 9128034 ± 43% -85.7% 1306182 ± 0% cpuidle.C1E-HSW.time 5009 ± 52% -88.9% 557.00 ± 0% cpuidle.C1E-HSW.usage 9110 ±130% -93.3% 611.00 ± 0% cpuidle.C3-HSW.usage 1.655e+10 ± 0% -79.5% 3.397e+09 ± 0% cpuidle.C6-HSW.time 621881 ± 2% -71.5% 177398 ± 0% cpuidle.C6-HSW.usage 53981965 ± 58% -80.4% 10553789 ± 0% cpuidle.POLL.time 85773 ± 9% -18.4% 69982 ± 0% cpuidle.POLL.usage 2925199 ± 94% -75.8% 706866 ± 0% numa-numastat.node0.local_node 2931002 ± 93% -75.6% 716120 ± 0% numa-numastat.node0.numa_hit 12041792 ± 24% -67.4% 3919657 ± 0% numa-numastat.node0.numa_miss 12047595 ± 24% -67.4% 3928911 ± 0% numa-numastat.node0.other_node 64592910 ± 10% -66.5% 21635175 ± 0% numa-numastat.node1.local_node 12041716 ± 24% -67.5% 3919210 ± 0% numa-numastat.node1.numa_foreign 64601023 ± 10% -66.5% 21639833 ± 0% numa-numastat.node1.numa_hit 4730 ± 13% +290.9% 18491 ± 0% meminfo.Inactive(file) 12978 ± 8% +46.3% 18985 ± 0% meminfo.Mapped 703327 ± 9% +72.4% 1212584 ± 0% meminfo.MemAvailable 732344 ± 8% +65.0% 1208500 ± 0% meminfo.MemFree 99286 ± 4% +30.3% 129348 ± 0% meminfo.SReclaimable 3920 ± 21% +332.5% 16955 ± 0% meminfo.Shmem 206164 ± 2% +14.7% 236528 ± 0% meminfo.Slab 1113 ± 10% +23.6% 1377 ± 0% meminfo.SwapCached 47130509 ± 3% +53.1% 72150055 ± 0% meminfo.SwapFree 1012 ± 12% +60.9% 1628 ± 0% slabinfo.blkdev_requests.active_objs 1012 ± 12% +60.9% 1628 ± 0% slabinfo.blkdev_requests.num_objs 1531 ± 5% +12.5% 1722 ± 0% slabinfo.mnt_cache.active_objs 1531 ± 5% +12.5% 1722 ± 0% slabinfo.mnt_cache.num_objs 9719 ± 9% -16.8% 8087 ± 0% slabinfo.proc_inode_cache.num_objs 92960 ± 6% +69.6% 157683 ± 0% slabinfo.radix_tree_node.active_objs 9336 ± 9% +35.2% 12624 ± 0% slabinfo.radix_tree_node.active_slabs 95203 ± 6% +66.0% 158075 ± 0% slabinfo.radix_tree_node.num_objs 9336 ± 9% +35.2% 12624 ± 0% slabinfo.radix_tree_node.num_slabs 310.35 ± 0% -100.0% 0.00 ± -1% time.elapsed_time 310.35 ± 0% -100.0% 0.00 ± -1% time.elapsed_time.max 600.00 ± 27% -100.0% 0.00 ± -1% time.file_system_inputs 234551 ± 6% -100.0% 0.00 ± -1% time.involuntary_context_switches 44654748 ± 9% -100.0% 0.00 ± -1% time.major_page_faults 2442686 ± 11% -100.0% 0.00 ± -1% time.maximum_resident_set_size 34477365 ± 0% -100.0% 0.00 ± -1% time.minor_page_faults 4096 ± 0% -100.0% 0.00 ± -1% time.page_size 1595 ± 0% -100.0% 0.00 ± -1% time.percent_of_cpu_this_job_got 4935 ± 0% -100.0% 0.00 ± -1% time.system_time 19.08 ± 6% -100.0% 0.00 ± -1% time.user_time 390.50 ± 34% -100.0% 0.00 ± -1% time.voluntary_context_switches 914507 ± 7% -13.3% 792912 ± 0% numa-meminfo.node0.Active 913915 ± 7% -13.5% 790259 ± 0% numa-meminfo.node0.Active(anon) 592.00 ± 31% +348.1% 2653 ± 0% numa-meminfo.node0.Active(file) 1217059 ± 7% -13.7% 1049893 ± 0% numa-meminfo.node0.AnonPages 306384 ± 7% -12.0% 269631 ± 0% numa-meminfo.node0.Inactive 304389 ± 7% -14.4% 260426 ± 0% numa-meminfo.node0.Inactive(anon) 1995 ± 8% +361.3% 9204 ± 0% numa-meminfo.node0.Inactive(file) 5801 ± 4% +16.7% 6772 ± 0% numa-meminfo.node0.Mapped 32196 ± 7% +36.4% 43932 ± 0% numa-meminfo.node0.MemFree 55651 ± 5% +10.6% 61563 ± 0% numa-meminfo.node0.SUnreclaim 2966 ± 15% +232.9% 9875 ± 0% numa-meminfo.node1.Inactive(file) 7446 ± 13% +67.7% 12486 ± 0% numa-meminfo.node1.Mapped 679948 ± 6% +76.7% 1201231 ± 0% numa-meminfo.node1.MemFree 66811 ± 7% +48.5% 99246 ± 0% numa-meminfo.node1.SReclaimable 51227 ± 5% -11.0% 45616 ± 0% numa-meminfo.node1.SUnreclaim 3090 ± 39% +415.6% 15932 ± 0% numa-meminfo.node1.Shmem 118039 ± 3% +22.7% 144863 ± 0% numa-meminfo.node1.Slab 0.00 ± -1% +Inf% 1.58 ±-63% perf-profile.cycles-pp.__alloc_pages_slowpath.constprop.93.__alloc_pages_nodemask.alloc_kmem_pages_node.copy_process._do_fork 0.00 ± -1% +Inf% 26.40 ± -3% perf-profile.cycles-pp.__alloc_pages_slowpath.constprop.93.__alloc_pages_nodemask.alloc_pages_vma.__read_swap_cache_async.read_swap_cache_async 0.00 ± -1% +Inf% 39.64 ± -2% perf-profile.cycles-pp.__alloc_pages_slowpath.constprop.93.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault 5.20 ±140% -100.0% 0.00 ± -1% perf-profile.cycles-pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask.alloc_kmem_pages_node.copy_process 25.02 ± 10% -100.0% 0.00 ± -1% perf-profile.cycles-pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask.alloc_pages_vma.__read_swap_cache_async 38.03 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault 0.00 ± -1% +Inf% 1.59 ±-62% perf-profile.cycles-pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask.alloc_kmem_pages_node 0.00 ± -1% +Inf% 65.24 ± -1% perf-profile.cycles-pp.do_try_to_free_pages.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask.alloc_pages_vma 5.20 ±140% -100.0% 0.00 ± -1% perf-profile.cycles-pp.shrink_zone.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask.alloc_kmem_pages_node 63.09 ± 8% -100.0% 0.00 ± -1% perf-profile.cycles-pp.shrink_zone.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask.alloc_pages_vma 0.00 ± -1% +Inf% 67.08 ± -1% perf-profile.cycles-pp.shrink_zone.do_try_to_free_pages.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask 69.00 ± 2% -100.0% 0.00 ± -1% perf-profile.cycles-pp.shrink_zone_memcg.shrink_zone.do_try_to_free_pages.try_to_free_pages.__alloc_pages_nodemask 0.00 ± -1% +Inf% 66.87 ± -1% perf-profile.cycles-pp.shrink_zone_memcg.shrink_zone.do_try_to_free_pages.try_to_free_pages.__alloc_pages_slowpath 5.20 ±140% -100.0% 0.00 ± -1% perf-profile.cycles-pp.try_to_free_pages.__alloc_pages_nodemask.alloc_kmem_pages_node.copy_process._do_fork 25.05 ± 11% -100.0% 0.00 ± -1% perf-profile.cycles-pp.try_to_free_pages.__alloc_pages_nodemask.alloc_pages_vma.__read_swap_cache_async.read_swap_cache_async 38.06 ± 9% -100.0% 0.00 ± -1% perf-profile.cycles-pp.try_to_free_pages.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault.__do_page_fault 0.00 ± -1% +Inf% 1.59 ±-62% perf-profile.cycles-pp.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask.alloc_kmem_pages_node.copy_process 0.00 ± -1% +Inf% 26.22 ± -3% perf-profile.cycles-pp.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask.alloc_pages_vma.__read_swap_cache_async 0.00 ± -1% +Inf% 39.01 ± -2% perf-profile.cycles-pp.try_to_free_pages.__alloc_pages_slowpath.__alloc_pages_nodemask.alloc_pages_vma.handle_mm_fault 228466 ± 7% -13.4% 197776 ± 0% numa-vmstat.node0.nr_active_anon 147.50 ± 31% +334.6% 641.00 ± 0% numa-vmstat.node0.nr_active_file 304255 ± 7% -13.6% 262822 ± 0% numa-vmstat.node0.nr_anon_pages 8062 ± 8% +34.3% 10829 ± 0% numa-vmstat.node0.nr_free_pages 76095 ± 7% -14.3% 65250 ± 0% numa-vmstat.node0.nr_inactive_anon 498.00 ± 8% +347.8% 2230 ± 0% numa-vmstat.node0.nr_inactive_file 1466 ± 5% +15.0% 1686 ± 0% numa-vmstat.node0.nr_mapped 13912 ± 5% +10.6% 15390 ± 0% numa-vmstat.node0.nr_slab_unreclaimable 7585474 ± 5% -73.6% 2005989 ± 0% numa-vmstat.node0.nr_vmscan_write 7585495 ± 5% -73.6% 2006038 ± 0% numa-vmstat.node0.nr_written 2042806 ± 73% -60.3% 810553 ± 0% numa-vmstat.node0.numa_hit 1973969 ± 76% -62.6% 737625 ± 0% numa-vmstat.node0.numa_local 6640606 ± 22% -72.4% 1834872 ± 0% numa-vmstat.node0.numa_miss 6709443 ± 22% -71.6% 1907800 ± 0% numa-vmstat.node0.numa_other 169806 ± 5% +71.9% 291868 ± 0% numa-vmstat.node1.nr_free_pages 740.75 ± 15% +223.1% 2393 ± 0% numa-vmstat.node1.nr_inactive_file 1860 ± 13% +69.4% 3153 ± 0% numa-vmstat.node1.nr_mapped 767.88 ± 39% +415.4% 3958 ± 0% numa-vmstat.node1.nr_shmem 16698 ± 7% +46.9% 24534 ± 0% numa-vmstat.node1.nr_slab_reclaimable 12806 ± 5% -10.9% 11405 ± 0% numa-vmstat.node1.nr_slab_unreclaimable 27889038 ± 6% -68.4% 8818477 ± 0% numa-vmstat.node1.nr_vmscan_write 27889106 ± 6% -68.4% 8818479 ± 0% numa-vmstat.node1.nr_written 6640458 ± 22% -72.4% 1834609 ± 0% numa-vmstat.node1.numa_foreign 38283180 ± 9% -71.4% 10962630 ± 0% numa-vmstat.node1.numa_hit 38265243 ± 9% -71.4% 10948754 ± 0% numa-vmstat.node1.numa_local 539498 ± 6% -66.2% 182224 ± 0% proc-vmstat.allocstall 144.38 ± 22% -96.5% 5.00 ±-20% proc-vmstat.compact_fail 15889726 ± 25% -87.2% 2027142 ± 0% proc-vmstat.compact_free_scanned 7424 ± 21% -95.5% 337.00 ± 0% proc-vmstat.compact_isolated 18421 ±120% -98.3% 310.00 ± 0% proc-vmstat.compact_migrate_scanned 192.00 ± 21% -96.4% 7.00 ±-14% proc-vmstat.compact_stall 49525 ± 43% +154.6% 126090 ± 0% proc-vmstat.kswapd_low_wmark_hit_quickly 17344 ± 4% +73.0% 30013 ± 0% proc-vmstat.nr_dirty_background_threshold 34690 ± 4% +73.0% 60026 ± 0% proc-vmstat.nr_dirty_threshold 180484 ± 4% +67.9% 303083 ± 0% proc-vmstat.nr_free_pages 1227 ± 10% +276.8% 4623 ± 0% proc-vmstat.nr_inactive_file 3303 ± 6% +43.0% 4722 ± 0% proc-vmstat.nr_mapped 1012 ± 17% +321.7% 4270 ± 0% proc-vmstat.nr_shmem 24900 ± 4% +29.6% 32265 ± 0% proc-vmstat.nr_slab_reclaimable 35587470 ± 5% -69.7% 10775004 ± 0% proc-vmstat.nr_vmscan_write 61007414 ± 6% -65.6% 21016129 ± 0% proc-vmstat.nr_written 16970144 ± 12% -37.0% 10686065 ± 0% proc-vmstat.numa_foreign 10074000 ± 1% -45.2% 5519749 ± 0% proc-vmstat.numa_hint_faults 9673661 ± 5% -44.4% 5377833 ± 0% proc-vmstat.numa_hint_faults_local 67528367 ± 6% -67.0% 22278204 ± 0% proc-vmstat.numa_hit 67514451 ± 6% -67.0% 22264292 ± 0% proc-vmstat.numa_local 16969897 ± 12% -37.0% 10686272 ± 0% proc-vmstat.numa_miss 16983813 ± 12% -37.0% 10700184 ± 0% proc-vmstat.numa_other 41943046 ± 1% -43.9% 23535513 ± 0% proc-vmstat.numa_pte_updates 49539 ± 43% +154.5% 126102 ± 0% proc-vmstat.pageoutrun 45300466 ± 9% -79.2% 9418945 ± 0% proc-vmstat.pgactivate 558557 ± 14% -34.1% 367818 ± 0% proc-vmstat.pgalloc_dma 14967174 ± 3% -69.1% 4626484 ± 0% proc-vmstat.pgalloc_dma32 71037855 ± 7% -57.6% 30119030 ± 0% proc-vmstat.pgalloc_normal 62292933 ± 6% -65.2% 21706559 ± 0% proc-vmstat.pgdeactivate 79824509 ± 5% -56.2% 34976920 ± 0% proc-vmstat.pgfault 86163698 ± 6% -68.5% 27162999 ± 0% proc-vmstat.pgfree 44685673 ± 9% -79.4% 9192073 ± 0% proc-vmstat.pgmajfault 13765509 ± 7% -69.7% 4168976 ± 0% proc-vmstat.pgrefill_dma32 48547731 ± 6% -63.8% 17561899 ± 0% proc-vmstat.pgrefill_normal 12122138 ± 7% -69.7% 3675632 ± 0% proc-vmstat.pgscan_direct_dma32 67953310 ± 7% -66.4% 22842830 ± 0% proc-vmstat.pgscan_direct_normal 11915527 ± 10% -79.3% 2460668 ± 0% proc-vmstat.pgscan_kswapd_dma32 15559179 ± 9% -80.7% 2995996 ± 0% proc-vmstat.pgscan_kswapd_normal 8844259 ± 8% -70.8% 2582588 ± 0% proc-vmstat.pgsteal_direct_dma32 43061102 ± 7% -64.0% 15515081 ± 0% proc-vmstat.pgsteal_direct_normal 4732303 ± 6% -69.0% 1469200 ± 0% proc-vmstat.pgsteal_kswapd_dma32 4380170 ± 7% -66.6% 1462100 ± 0% proc-vmstat.pgsteal_kswapd_normal 44709819 ± 9% -79.4% 9217280 ± 0% proc-vmstat.pswpin 61007674 ± 6% -65.6% 21016726 ± 0% proc-vmstat.pswpout 37.61 ± 8% -39.3% 22.83 ± -4% sched_debug.cfs_rq:/.load.avg 884.52 ± 5% -36.7% 559.50 ± 0% sched_debug.cfs_rq:/.load.max 146.88 ± 5% -38.3% 90.64 ± -1% sched_debug.cfs_rq:/.load.stddev 47.93 ± 5% +28.5% 61.60 ± -1% sched_debug.cfs_rq:/.load_avg.avg 1095 ± 10% +52.2% 1667 ± 0% sched_debug.cfs_rq:/.load_avg.max 170.96 ± 7% +39.6% 238.66 ± 0% sched_debug.cfs_rq:/.load_avg.stddev 578829 ± 2% -80.5% 112739 ± 0% sched_debug.cfs_rq:/.min_vruntime.avg 2507544 ± 0% -80.8% 482665 ± 0% sched_debug.cfs_rq:/.min_vruntime.max 998179 ± 1% -82.2% 177613 ± 0% sched_debug.cfs_rq:/.min_vruntime.stddev 0.24 ± 2% -37.1% 0.15 ±-654% sched_debug.cfs_rq:/.nr_running.avg 0.41 ± 1% -22.1% 0.32 ±-312% sched_debug.cfs_rq:/.nr_running.stddev 34.69 ± 0% -38.3% 21.40 ± -4% sched_debug.cfs_rq:/.runnable_load_avg.avg 849.33 ± 0% -37.9% 527.50 ± 0% sched_debug.cfs_rq:/.runnable_load_avg.max 138.61 ± 0% -38.4% 85.43 ± -1% sched_debug.cfs_rq:/.runnable_load_avg.stddev 444145 ± 30% -87.1% 57376 ± 0% sched_debug.cfs_rq:/.spread0.avg 2372869 ± 5% -82.0% 427303 ± 0% sched_debug.cfs_rq:/.spread0.max 998183 ± 1% -82.2% 177613 ± 0% sched_debug.cfs_rq:/.spread0.stddev 242.15 ± 1% -28.8% 172.45 ± 0% sched_debug.cfs_rq:/.util_avg.avg 392.49 ± 0% -21.4% 308.56 ± 0% sched_debug.cfs_rq:/.util_avg.stddev 184988 ± 1% -64.1% 66460 ± 0% sched_debug.cpu.clock.avg 184996 ± 1% -64.1% 66466 ± 0% sched_debug.cpu.clock.max 184978 ± 1% -64.1% 66453 ± 0% sched_debug.cpu.clock.min 5.60 ± 18% -30.8% 3.88 ±-25% sched_debug.cpu.clock.stddev 184988 ± 1% -64.1% 66460 ± 0% sched_debug.cpu.clock_task.avg 184996 ± 1% -64.1% 66466 ± 0% sched_debug.cpu.clock_task.max 184978 ± 1% -64.1% 66453 ± 0% sched_debug.cpu.clock_task.min 5.60 ± 18% -30.8% 3.88 ±-25% sched_debug.cpu.clock_task.stddev 36.54 ± 4% -42.2% 21.11 ± -4% sched_debug.cpu.cpu_load[0].avg 950.98 ± 7% -44.5% 527.50 ± 0% sched_debug.cpu.cpu_load[0].max 151.40 ± 6% -43.7% 85.22 ± -1% sched_debug.cpu.cpu_load[0].stddev 35.91 ± 2% -41.2% 21.10 ± -4% sched_debug.cpu.cpu_load[1].avg 899.77 ± 3% -41.4% 527.50 ± 0% sched_debug.cpu.cpu_load[1].max 145.18 ± 3% -41.3% 85.22 ± -1% sched_debug.cpu.cpu_load[1].stddev 35.61 ± 2% -40.7% 21.12 ± -4% sched_debug.cpu.cpu_load[2].avg 877.87 ± 2% -39.9% 527.50 ± 0% sched_debug.cpu.cpu_load[2].max 142.54 ± 2% -40.2% 85.23 ± -1% sched_debug.cpu.cpu_load[2].stddev 35.37 ± 2% -40.1% 21.20 ± -4% sched_debug.cpu.cpu_load[3].avg 867.60 ± 2% -39.2% 527.50 ± 0% sched_debug.cpu.cpu_load[3].max 141.21 ± 2% -39.6% 85.33 ± -1% sched_debug.cpu.cpu_load[3].stddev 35.16 ± 1% -39.6% 21.24 ± -4% sched_debug.cpu.cpu_load[4].avg 858.88 ± 2% -38.6% 527.50 ± 0% sched_debug.cpu.cpu_load[4].max 140.16 ± 2% -39.0% 85.43 ± -1% sched_debug.cpu.cpu_load[4].stddev 456.75 ± 2% -41.9% 265.40 ± 0% sched_debug.cpu.curr->pid.avg 5331 ± 1% -53.3% 2491 ± 0% sched_debug.cpu.curr->pid.max 912.17 ± 2% -38.3% 562.54 ± 0% sched_debug.cpu.curr->pid.stddev 37.90 ± 7% -39.8% 22.83 ± -4% sched_debug.cpu.load.avg 904.00 ± 7% -38.1% 559.50 ± 0% sched_debug.cpu.load.max 149.42 ± 6% -39.3% 90.64 ± -1% sched_debug.cpu.load.stddev 0.00 ± 5% -31.3% 0.00 ±-4394145% sched_debug.cpu.next_balance.stddev 72445 ± 0% -75.8% 17509 ± 0% sched_debug.cpu.nr_load_updates.avg 155443 ± 0% -77.5% 34902 ± 0% sched_debug.cpu.nr_load_updates.max 19501 ± 33% -61.4% 7530 ± 0% sched_debug.cpu.nr_load_updates.min 46290 ± 1% -80.6% 8995 ± 0% sched_debug.cpu.nr_load_updates.stddev 0.25 ± 3% -34.8% 0.16 ±-626% sched_debug.cpu.nr_running.avg 1.12 ± 6% +33.3% 1.50 ±-66% sched_debug.cpu.nr_running.max 0.42 ± 2% -14.1% 0.36 ±-276% sched_debug.cpu.nr_running.stddev 9841 ± 4% -54.7% 4459 ± 0% sched_debug.cpu.nr_switches.avg 323.71 ± 11% -26.8% 237.00 ± 0% sched_debug.cpu.nr_switches.min 10606 ± 6% -26.9% 7748 ± 0% sched_debug.cpu.nr_switches.stddev 0.00 ± 68% +1100.0% 0.05 ±-2057% sched_debug.cpu.nr_uninterruptible.avg 184975 ± 1% -64.1% 66455 ± 0% sched_debug.cpu_clk 181780 ± 1% -65.3% 63027 ± 0% sched_debug.ktime 0.12 ± 5% +205.5% 0.36 ±-275% sched_debug.rt_rq:/.rt_time.avg 4.33 ± 7% +211.4% 13.48 ± -7% sched_debug.rt_rq:/.rt_time.max 0.60 ± 6% +208.6% 1.85 ±-54% sched_debug.rt_rq:/.rt_time.stddev 184975 ± 1% -64.1% 66455 ± 0% sched_debug.sched_clk lkp-hsw-ep2: 72 threads Brickland Haswell-EP with 128G memory [*] bisect-good sample [O] bisect-bad sample To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml 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. Thanks, Xiaolong --48TaNjbzBVislYPb Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" --- LKP_SERVER: inn LKP_CGI_PORT: 80 LKP_CIFS_PORT: 139 testcase: vm-scalability default-monitors: wait: activate-monitor kmsg: uptime: iostat: heartbeat: vmstat: numa-numastat: numa-vmstat: numa-meminfo: proc-vmstat: proc-stat: interval: 10 meminfo: slabinfo: interrupts: lock_stat: latency_stats: softirqs: bdi_dev_mapping: diskstats: nfsstat: cpuidle: cpufreq-stats: turbostat: pmeter: sched_debug: interval: 60 cpufreq_governor: performance default-watchdogs: oom-killer: watchdog: commit: faad2185f482578d50d363746006a1b95dde9d0a model: Brickland Haswell-EP nr_cpu: 72 memory: 128G hdd_partitions: "/dev/disk/by-id/ata-INTEL_SSDSC2BB480G6_BTWA5444064C480FGN-part2" swap_partitions: rootfs_partition: "/dev/disk/by-id/ata-INTEL_SSDSC2BB480G6_BTWA5444064C480FGN-part1" category: benchmark transparent_hugepage: thp_enabled: never thp_defrag: never nr_task: 16 boot_params: bp_memmap: 96G!4G disk: nr_pmem: 1 swap: perf-profile: delay: 20 vm-scalability: test: swap-w-rand kconfig: x86_64-rhel-pmem queue: bisect testbox: lkp-hsw-ep2 tbox_group: lkp-hsw-ep2 enqueue_time: 2016-04-22 16:40:02.055365386 +08:00 compiler: gcc-4.9 rootfs: debian-x86_64-2015-02-07.cgz id: 5f09876e8980a7faae6038a029704e0b741e85ef user: lkp head_commit: 5e3497cca281616e7930b74a0076b7324dcc2057 base_commit: b562e44f507e863c6792946e4e1b1449fbbac85d branch: linux-next/master result_root: "/result/vm-scalability/performance-never-never-16-1-swap-w-rand/lkp-hsw-ep2/debian-x86_64-2015-02-07.cgz/x86_64-rhel-pmem/gcc-4.9/faad2185f482578d50d363746006a1b95dde9d0a/0" job_file: "/lkp/scheduled/lkp-hsw-ep2/bisect_vm-scalability-performance-never-never-16-1-swap-w-rand-debian-x86_64-2015-02-07.cgz-x86_64-rhel-pmem-faad2185f482578d50d363746006a1b95dde9d0a-20160422-79893-kg4uvz-0.yaml" max_uptime: 1500 initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" bootloader_append: - root=/dev/ram0 - user=lkp - job=/lkp/scheduled/lkp-hsw-ep2/bisect_vm-scalability-performance-never-never-16-1-swap-w-rand-debian-x86_64-2015-02-07.cgz-x86_64-rhel-pmem-faad2185f482578d50d363746006a1b95dde9d0a-20160422-79893-kg4uvz-0.yaml - ARCH=x86_64 - kconfig=x86_64-rhel-pmem - branch=linux-next/master - commit=faad2185f482578d50d363746006a1b95dde9d0a - BOOT_IMAGE=/pkg/linux/x86_64-rhel-pmem/gcc-4.9/faad2185f482578d50d363746006a1b95dde9d0a/vmlinuz-4.5.0-02728-gfaad218 - memmap=96G!4G - max_uptime=1500 - RESULT_ROOT=/result/vm-scalability/performance-never-never-16-1-swap-w-rand/lkp-hsw-ep2/debian-x86_64-2015-02-07.cgz/x86_64-rhel-pmem/gcc-4.9/faad2185f482578d50d363746006a1b95dde9d0a/0 - LKP_SERVER=inn - |2- earlyprintk=ttyS0,115200 systemd.log_level=err debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal rw lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz" modules_initrd: "/pkg/linux/x86_64-rhel-pmem/gcc-4.9/faad2185f482578d50d363746006a1b95dde9d0a/modules.cgz" bm_initrd: "/osimage/deps/debian-x86_64-2015-02-07.cgz/lkp.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/run-ipconfig.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/turbostat.cgz,/lkp/benchmarks/turbostat.cgz,/lkp/benchmarks/swap.cgz,/lkp/benchmarks/vm-scalability.cgz" linux_headers_initrd: "/pkg/linux/x86_64-rhel-pmem/gcc-4.9/faad2185f482578d50d363746006a1b95dde9d0a/linux-headers.cgz" kernel: "/pkg/linux/x86_64-rhel-pmem/gcc-4.9/faad2185f482578d50d363746006a1b95dde9d0a/vmlinuz-4.5.0-02728-gfaad218" dequeue_time: 2016-04-22 16:59:45.398950966 +08:00 job_state: OOM loadavg: 16.33 5.86 2.11 18/821 3328 start_time: '1461315634' end_time: '1461315693' version: "/lkp/lkp/.src-20160422-165027" --48TaNjbzBVislYPb Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=reproduce 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu10/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu11/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu12/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu13/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu14/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu15/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu16/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu17/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu18/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu19/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu20/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu21/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu22/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu23/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu24/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu25/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu26/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu27/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu28/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu29/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu30/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu31/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu32/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu33/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu34/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu35/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu36/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu37/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu38/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu39/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu40/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu41/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu42/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu43/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu44/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu45/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu46/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu47/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu48/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu49/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu50/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu51/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu52/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu53/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu54/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu55/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu56/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu57/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu58/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu59/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu60/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu61/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu62/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu63/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu64/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu65/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu66/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu67/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu68/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu69/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu70/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu71/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor 2016-04-22 17:00:33 echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor 2016-04-22 17:00:34 mount -t tmpfs -o size=100% vm-scalability-tmp /tmp/vm-scalability-tmp 2016-04-22 17:00:34 truncate -s 33615351808 /tmp/vm-scalability-tmp/vm-scalability.img 2016-04-22 17:00:34 mkfs.xfs -q /tmp/vm-scalability-tmp/vm-scalability.img 2016-04-22 17:00:34 mount -o loop /tmp/vm-scalability-tmp/vm-scalability.img /tmp/vm-scalability-tmp/vm-scalability 2016-04-22 17:00:34 ./case-swap-w-rand 2016-04-22 17:00:34 ./usemem --runtime 300 -n 16 --random 6368538624 --48TaNjbzBVislYPb--