Re: [linus:master] [mm] 0ba09b1733: will-it-scale.per_thread_ops -21.1% regression in mmap1 benchmark

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* Yang Shi <shy828301@xxxxxxxxx> [221220 13:04]:
> On Mon, Dec 19, 2022 at 3:30 AM kernel test robot <yujie.liu@xxxxxxxxx> wrote:
> >
> > Greetings,
> >
> > Please note that we reported a regression in will-it-scale malloc1
> > benchmark on below commit
> >   f35b5d7d676e ("mm: align larger anonymous mappings on THP boundaries")
> > at
> >   https://lore.kernel.org/all/202210181535.7144dd15-yujie.liu@xxxxxxxxx/
> > and Nathan reported a kbuild slowdown under clang toolchain at
> >   https://lore.kernel.org/all/Y1DNQaoPWxE+rGce@dev-arch.thelio-3990X/
> > That commit was finally reverted.
> >
> > When we tested the revert commit, the score in malloc1 benchmark
> > recovered, but we observed another regression in mmap1 benchmark.
> >
> > "Yin, Fengwei" helped to check and got below clues:
> >
> > 1. The regression is related with the VMA merge with prev/next
> >    VMA when doing mmap.
> >
> > 2. Before the patch reverted, almost all the VMA for 128M mapping
> >    can't be merged with prev/next VMA. So always create new VMA.
> >    With the patch reverted, most VMA for 128 mapping can be merged.
> >
> >    It looks like VMA merging introduce more latency comparing to
> >    creating new VMA.
> >
> > 3. If force to create new VMA with patch reverted, the result of
> >    mmap1_thread is restored.
> >
> > 4. The thp_get_unmapped_area() adds a padding to request mapping
> >    length. The padding is 2M in general. I believe this padding
> >    break VMA merging behavior.
> >
> > 5. No idea about why the difference of the two path (VMA merging
> >    vs New VMA) is not shown in perf data
> 
> IIRC thp_get_unmapped_area() has been behaving like that for years.
> The other change between the problematic commit and the revert commit,
> which might have an impact to VMA merging, is maple tree. Did you try to
> bisect further?
> 

There was also the work done to vma_merge().  Vlastimil (added to Cc)
tracked down an issue with mremap() quite recently [1], which sounds a
lot like what is happening here - especially with the padding.

> 
> BTW, is this similar to
> https://lore.kernel.org/linux-mm/20221219180857.u6opzhqqbbfxdj3h@revolver/T/#t
> ?

Yes, it looks to be similar.  I'm surprised the mmap1 benchmark was
altered with this commit, or am I reading this email incorrectly?

The trace below does not seem to show what RedHad [2] found in its
testing.

[1]. https://lore.kernel.org/all/20221216163227.24648-1-vbabka@xxxxxxx/T/#u
[2]. https://bugzilla.redhat.com/show_bug.cgi?id=2149636

> 
> >
> > Please check below report for details.
> >
> >
> > FYI, we noticed a -21.1% regression of will-it-scale.per_thread_ops due to commit:
> >
> > commit: 0ba09b1733878afe838fe35c310715fda3d46428 ("Revert "mm: align larger anonymous mappings on THP boundaries"")
> > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
> >
> > in testcase: will-it-scale
> > on test machine: 104 threads 2 sockets (Skylake) with 192G memory
> > with following parameters:
> >
> >         nr_task: 50%
> >         mode: thread
> >         test: mmap1
> >         cpufreq_governor: performance
> >
> > test-description: Will It Scale takes a testcase and runs it from 1 through to n parallel copies to see if the testcase will scale. It builds both a process and threads based test in order to see any differences between the two.
> > test-url: https://github.com/antonblanchard/will-it-scale
> >
> > In addition to that, the commit also has significant impact on the following tests:
> >
> > +------------------+------------------------------------------------------------------------------------------------+
> > | testcase: change | will-it-scale: will-it-scale.per_process_ops 1943.6% improvement                               |
> > | test machine     | 128 threads 4 sockets Intel(R) Xeon(R) Gold 6338 CPU @ 2.00GHz (Ice Lake) with 256G memory     |
> > | test parameters  | cpufreq_governor=performance                                                                   |
> > |                  | mode=process                                                                                   |
> > |                  | nr_task=50%                                                                                    |
> > |                  | test=malloc1                                                                                   |
> > +------------------+------------------------------------------------------------------------------------------------+
> > | testcase: change | unixbench: unixbench.score 2.6% improvement                                                    |
> > | test machine     | 16 threads 1 sockets Intel(R) Xeon(R) E-2278G CPU @ 3.40GHz (Coffee Lake) with 32G memory      |
> > | test parameters  | cpufreq_governor=performance                                                                   |
> > |                  | nr_task=30%                                                                                    |
> > |                  | runtime=300s                                                                                   |
> > |                  | test=shell8                                                                                    |
> > +------------------+------------------------------------------------------------------------------------------------+
> > | testcase: change | phoronix-test-suite: phoronix-test-suite.build-eigen.0.seconds 9.1% 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                                                                   |
> > |                  | test=build-eigen-1.1.0                                                                         |
> > +------------------+------------------------------------------------------------------------------------------------+
> > | testcase: change | will-it-scale: will-it-scale.per_process_ops 2882.9% improvement                               |
> > | test machine     | 88 threads 2 sockets Intel(R) Xeon(R) Gold 6238M CPU @ 2.10GHz (Cascade Lake) with 128G memory |
> > | test parameters  | cpufreq_governor=performance                                                                   |
> > |                  | mode=process                                                                                   |
> > |                  | nr_task=100%                                                                                   |
> > |                  | test=malloc1                                                                                   |
> > +------------------+------------------------------------------------------------------------------------------------+
> > | testcase: change | will-it-scale: will-it-scale.per_process_ops 12.7% improvement                                 |
> > | test machine     | 88 threads 2 sockets Intel(R) Xeon(R) Gold 6238M CPU @ 2.10GHz (Cascade Lake) with 128G memory |
> > | test parameters  | cpufreq_governor=performance                                                                   |
> > |                  | mode=process                                                                                   |
> > |                  | nr_task=50%                                                                                    |
> > |                  | test=mmap1                                                                                     |
> > +------------------+------------------------------------------------------------------------------------------------+
> > | testcase: change | stress-ng: stress-ng.pthread.ops_per_sec 600.6% improvement                                    |
> > | test machine     | 128 threads 2 sockets Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz (Ice Lake) with 128G memory |
> > | test parameters  | class=scheduler                                                                                |
> > |                  | cpufreq_governor=performance                                                                   |
> > |                  | nr_threads=100%                                                                                |
> > |                  | sc_pid_max=4194304                                                                             |
> > |                  | test=pthread                                                                                   |
> > |                  | testtime=60s                                                                                   |
> > +------------------+------------------------------------------------------------------------------------------------+
> > | testcase: change | will-it-scale: will-it-scale.per_process_ops 601.0% improvement                                |
> > | test machine     | 104 threads 2 sockets (Skylake) with 192G memory                                               |
> > | test parameters  | cpufreq_governor=performance                                                                   |
> > |                  | mode=process                                                                                   |
> > |                  | nr_task=50%                                                                                    |
> > |                  | test=malloc1                                                                                   |
> > +------------------+------------------------------------------------------------------------------------------------+
> >
> >
> > Details are as below:
> >
> > =========================================================================================
> > compiler/cpufreq_governor/kconfig/mode/nr_task/rootfs/tbox_group/test/testcase:
> >   gcc-11/performance/x86_64-rhel-8.3/thread/50%/debian-11.1-x86_64-20220510.cgz/lkp-skl-fpga01/mmap1/will-it-scale
> >
> > commit:
> >   23393c6461 ("char: tpm: Protect tpm_pm_suspend with locks")
> >   0ba09b1733 ("Revert "mm: align larger anonymous mappings on THP boundaries"")
> >
> > 23393c6461422df5 0ba09b1733878afe838fe35c310
> > ---------------- ---------------------------
> >          %stddev     %change         %stddev
> >              \          |                \
> >     140227           -21.1%     110582 ą  3%  will-it-scale.52.threads
> >      49.74            +0.1%      49.78        will-it-scale.52.threads_idle
> >       2696           -21.1%       2126 ą  3%  will-it-scale.per_thread_ops
> >     301.30            -0.0%     301.26        will-it-scale.time.elapsed_time
> >     301.30            -0.0%     301.26        will-it-scale.time.elapsed_time.max
> >       3.67 ą 71%     -22.7%       2.83 ą 47%  will-it-scale.time.involuntary_context_switches
> >       0.67 ą165%     -75.0%       0.17 ą223%  will-it-scale.time.major_page_faults
> >       9772            -0.7%       9702        will-it-scale.time.maximum_resident_set_size
> >       7274            -0.3%       7254        will-it-scale.time.minor_page_faults
> >       4096            +0.0%       4096        will-it-scale.time.page_size
> >       0.04 ą 16%      -4.0%       0.04        will-it-scale.time.system_time
> >       0.06 ą 24%     -11.8%       0.05 ą 16%  will-it-scale.time.user_time
> >     102.83            +1.9%     104.83 ą  2%  will-it-scale.time.voluntary_context_switches
> >     140227           -21.1%     110582 ą  3%  will-it-scale.workload
> >  1.582e+10            +0.1%  1.584e+10        cpuidle..time
> >   33034032            -0.0%   33021393        cpuidle..usage
> >      10.00            +0.0%      10.00        dmesg.bootstage:last
> >     172.34            +0.1%     172.58        dmesg.timestamp:last
> >      10.00            +0.0%      10.00        kmsg.bootstage:last
> >     172.34            +0.1%     172.58        kmsg.timestamp:last
> >     362.22            +0.0%     362.25        uptime.boot
> >      21363            +0.1%      21389        uptime.idle
> >      55.94            +0.2%      56.06        boot-time.boot
> >      38.10            +0.2%      38.19        boot-time.dhcp
> >       5283            +0.2%       5295        boot-time.idle
> >       1.11            -0.1%       1.11        boot-time.smp_boot
> >      50.14            +0.0       50.16        mpstat.cpu.all.idle%
> >       0.03 ą223%      -0.0        0.00 ą223%  mpstat.cpu.all.iowait%
> >       1.02            +0.0        1.03        mpstat.cpu.all.irq%
> >       0.03 ą  4%      -0.0        0.02        mpstat.cpu.all.soft%
> >      48.59            +0.0       48.61        mpstat.cpu.all.sys%
> >       0.20 ą  2%      -0.0        0.17 ą  4%  mpstat.cpu.all.usr%
> >       0.00          -100.0%       0.00        numa-numastat.node0.interleave_hit
> >     328352 ą 15%      -7.2%     304842 ą 20%  numa-numastat.node0.local_node
> >     374230 ą  6%      -4.2%     358578 ą  7%  numa-numastat.node0.numa_hit
> >      45881 ą 75%     +17.1%      53735 ą 69%  numa-numastat.node0.other_node
> >       0.00          -100.0%       0.00        numa-numastat.node1.interleave_hit
> >     381812 ą 13%      +5.9%     404461 ą 14%  numa-numastat.node1.local_node
> >     430007 ą  5%      +3.4%     444810 ą  5%  numa-numastat.node1.numa_hit
> >      48195 ą 71%     -16.3%      40348 ą 92%  numa-numastat.node1.other_node
> >     301.30            -0.0%     301.26        time.elapsed_time
> >     301.30            -0.0%     301.26        time.elapsed_time.max
> >       3.67 ą 71%     -22.7%       2.83 ą 47%  time.involuntary_context_switches
> >       0.67 ą165%     -75.0%       0.17 ą223%  time.major_page_faults
> >       9772            -0.7%       9702        time.maximum_resident_set_size
> >       7274            -0.3%       7254        time.minor_page_faults
> >       4096            +0.0%       4096        time.page_size
> >       0.04 ą 16%      -4.0%       0.04        time.system_time
> >       0.06 ą 24%     -11.8%       0.05 ą 16%  time.user_time
> >     102.83            +1.9%     104.83 ą  2%  time.voluntary_context_switches
> >      50.00            +0.0%      50.00        vmstat.cpu.id
> >      49.00            +0.0%      49.00        vmstat.cpu.sy
> >       0.00          -100.0%       0.00        vmstat.cpu.us
> >       0.00          -100.0%       0.00        vmstat.cpu.wa
> >      12.50 ą100%     -66.7%       4.17 ą223%  vmstat.io.bi
> >       3.33 ą141%     -55.0%       1.50 ą223%  vmstat.io.bo
> >       6.00 ą 47%     -16.7%       5.00 ą 44%  vmstat.memory.buff
> >    4150651            -0.1%    4148516        vmstat.memory.cache
> >  1.912e+08            +0.1%  1.913e+08        vmstat.memory.free
> >       0.00          -100.0%       0.00        vmstat.procs.b
> >      50.50            -0.3%      50.33        vmstat.procs.r
> >       8274 ą  2%      +1.2%       8371 ą  4%  vmstat.system.cs
> >     211078            -0.1%     210826        vmstat.system.in
> >       1399            +0.0%       1399        turbostat.Avg_MHz
> >      50.12            +0.0       50.13        turbostat.Busy%
> >       2799            -0.0%       2798        turbostat.Bzy_MHz
> >     208677 ą 13%   +1112.3%    2529776 ą194%  turbostat.C1
> >       0.03 ą 89%      +0.3        0.36 ą203%  turbostat.C1%
> >   27078371 ą 15%     -22.0%   21125809 ą 51%  turbostat.C1E
> >      37.41 ą 33%      -9.4       28.04 ą 62%  turbostat.C1E%
> >    5088326 ą 84%     +63.1%    8298766 ą 77%  turbostat.C6
> >      12.59 ą 99%      +9.1       21.69 ą 78%  turbostat.C6%
> >      49.79            -0.1%      49.75        turbostat.CPU%c1
> >       0.08 ą 71%     +37.3%       0.12 ą 78%  turbostat.CPU%c6
> >      43.67            -0.4%      43.50        turbostat.CoreTmp
> >       0.03            +0.0%       0.03        turbostat.IPC
> >   64483530            -0.2%   64338768        turbostat.IRQ
> >     647657 ą  2%     +63.2%    1057048 ą 98%  turbostat.POLL
> >       0.01            +0.0        0.05 ą178%  turbostat.POLL%
> >       0.01 ą223%    +200.0%       0.04 ą147%  turbostat.Pkg%pc2
> >       0.01 ą223%    +140.0%       0.02 ą165%  turbostat.Pkg%pc6
> >      44.17            +0.4%      44.33        turbostat.PkgTmp
> >     284.98            +0.1%     285.28        turbostat.PkgWatt
> >      26.78            +0.4%      26.89        turbostat.RAMWatt
> >       2095            +0.0%       2095        turbostat.TSC_MHz
> >      49585 ą  7%      +1.1%      50139 ą  7%  meminfo.Active
> >      49182 ą  7%      +1.4%      49889 ą  7%  meminfo.Active(anon)
> >     402.33 ą 99%     -37.9%     250.00 ą123%  meminfo.Active(file)
> >     290429           -33.7%     192619        meminfo.AnonHugePages
> >     419654           -25.9%     311054        meminfo.AnonPages
> >       6.00 ą 47%     -16.7%       5.00 ą 44%  meminfo.Buffers
> >    4026046            -0.1%    4023990        meminfo.Cached
> >   98360160            +0.0%   98360160        meminfo.CommitLimit
> >    4319751            +0.4%    4337801        meminfo.Committed_AS
> >  1.877e+08            -0.1%  1.875e+08        meminfo.DirectMap1G
> >   14383445 ą 12%      +0.7%   14491306 ą  4%  meminfo.DirectMap2M
> >    1042426 ą  9%      +6.4%    1109328 ą  7%  meminfo.DirectMap4k
> >       4.00 ą141%     -50.0%       2.00 ą223%  meminfo.Dirty
> >       2048            +0.0%       2048        meminfo.Hugepagesize
> >     434675           -26.3%     320518        meminfo.Inactive
> >     431330           -26.0%     319346        meminfo.Inactive(anon)
> >       3344 ą 95%     -65.0%       1171 ą186%  meminfo.Inactive(file)
> >     124528            -0.1%     124460        meminfo.KReclaimable
> >      18433            +0.7%      18559        meminfo.KernelStack
> >      40185 ą  2%      -0.9%      39837        meminfo.Mapped
> >  1.903e+08            +0.1%  1.904e+08        meminfo.MemAvailable
> >  1.912e+08            +0.1%  1.913e+08        meminfo.MemFree
> >  1.967e+08            +0.0%  1.967e+08        meminfo.MemTotal
> >    5569412            -1.8%    5466754        meminfo.Memused
> >       4763            -5.7%       4489        meminfo.PageTables
> >      51956            +0.0%      51956        meminfo.Percpu
> >     124528            -0.1%     124460        meminfo.SReclaimable
> >     197128            +0.1%     197293        meminfo.SUnreclaim
> >      57535 ą  7%      +0.8%      57986 ą  6%  meminfo.Shmem
> >     321657            +0.0%     321754        meminfo.Slab
> >    3964769            -0.0%    3964586        meminfo.Unevictable
> >  3.436e+10            +0.0%  3.436e+10        meminfo.VmallocTotal
> >     280612            +0.1%     280841        meminfo.VmallocUsed
> >    6194619            -2.0%    6071944        meminfo.max_used_kB
> >       2626 ą 28%      -7.7%       2423 ą 11%  numa-meminfo.node0.Active
> >       2361 ą 20%      -5.3%       2236 ą 10%  numa-meminfo.node0.Active(anon)
> >     264.67 ą117%     -29.5%     186.67 ą152%  numa-meminfo.node0.Active(file)
> >     135041 ą 20%     -22.4%     104774 ą 42%  numa-meminfo.node0.AnonHugePages
> >     197759 ą 18%     -20.4%     157470 ą 35%  numa-meminfo.node0.AnonPages
> >     235746 ą 19%     -11.8%     207988 ą 29%  numa-meminfo.node0.AnonPages.max
> >       2.00 ą223%      +0.0%       2.00 ą223%  numa-meminfo.node0.Dirty
> >    1386137 ą123%     +89.5%    2626100 ą 67%  numa-meminfo.node0.FilePages
> >     202317 ą 19%     -21.0%     159846 ą 36%  numa-meminfo.node0.Inactive
> >     200223 ą 19%     -20.7%     158765 ą 35%  numa-meminfo.node0.Inactive(anon)
> >       2093 ą129%     -48.4%       1080 ą200%  numa-meminfo.node0.Inactive(file)
> >      46369 ą 57%     +43.5%      66525 ą 41%  numa-meminfo.node0.KReclaimable
> >       9395 ą  4%      +4.6%       9822 ą  5%  numa-meminfo.node0.KernelStack
> >      14343 ą101%     +65.1%      23681 ą 58%  numa-meminfo.node0.Mapped
> >   95532160            -1.3%   94306066        numa-meminfo.node0.MemFree
> >   97681544            +0.0%   97681544        numa-meminfo.node0.MemTotal
> >    2149382 ą 82%     +57.0%    3375476 ą 53%  numa-meminfo.node0.MemUsed
> >       2356 ą 21%      -9.9%       2122 ą  9%  numa-meminfo.node0.PageTables
> >      46369 ą 57%     +43.5%      66525 ą 41%  numa-meminfo.node0.SReclaimable
> >     109141 ą  6%      +1.5%     110817 ą  7%  numa-meminfo.node0.SUnreclaim
> >       4514 ą 34%     -22.4%       3505 ą 30%  numa-meminfo.node0.Shmem
> >     155511 ą 18%     +14.0%     177344 ą 14%  numa-meminfo.node0.Slab
> >    1379264 ą124%     +90.1%    2621327 ą 67%  numa-meminfo.node0.Unevictable
> >      46974 ą  8%      +1.5%      47665 ą  7%  numa-meminfo.node1.Active
> >      46837 ą  8%      +1.6%      47601 ą  7%  numa-meminfo.node1.Active(anon)
> >     137.33 ą219%     -54.0%      63.17 ą 85%  numa-meminfo.node1.Active(file)
> >     155559 ą 18%     -43.5%      87865 ą 52%  numa-meminfo.node1.AnonHugePages
> >     222077 ą 16%     -30.8%     153725 ą 36%  numa-meminfo.node1.AnonPages
> >     304080 ą 17%     -27.5%     220544 ą 28%  numa-meminfo.node1.AnonPages.max
> >       2.00 ą223%    -100.0%       0.00        numa-meminfo.node1.Dirty
> >    2639873 ą 65%     -47.0%    1397913 ą126%  numa-meminfo.node1.FilePages
> >     232481 ą 17%     -30.8%     160887 ą 34%  numa-meminfo.node1.Inactive
> >     231228 ą 16%     -30.5%     160796 ą 34%  numa-meminfo.node1.Inactive(anon)
> >       1252 ą213%     -92.8%      90.33 ą 96%  numa-meminfo.node1.Inactive(file)
> >      78155 ą 34%     -25.9%      57927 ą 47%  numa-meminfo.node1.KReclaimable
> >       9041 ą  4%      -3.3%       8740 ą  5%  numa-meminfo.node1.KernelStack
> >      25795 ą 55%     -37.5%      16118 ą 85%  numa-meminfo.node1.Mapped
> >   95619356            +1.4%   96947357        numa-meminfo.node1.MemFree
> >   99038776            +0.0%   99038776        numa-meminfo.node1.MemTotal
> >    3419418 ą 52%     -38.8%    2091417 ą 85%  numa-meminfo.node1.MemUsed
> >       2405 ą 21%      -1.5%       2369 ą  7%  numa-meminfo.node1.PageTables
> >      78155 ą 34%     -25.9%      57927 ą 47%  numa-meminfo.node1.SReclaimable
> >      87984 ą  7%      -1.7%      86475 ą  9%  numa-meminfo.node1.SUnreclaim
> >      52978 ą  9%      +2.9%      54500 ą  8%  numa-meminfo.node1.Shmem
> >     166140 ą 16%     -13.1%     144403 ą 17%  numa-meminfo.node1.Slab
> >    2585504 ą 66%     -48.0%    1343258 ą131%  numa-meminfo.node1.Unevictable
> >     486.17 ą  9%      +6.8%     519.17 ą  7%  proc-vmstat.direct_map_level2_splits
> >       8.00 ą 22%      +2.1%       8.17 ą  8%  proc-vmstat.direct_map_level3_splits
> >      12303 ą  7%      +1.3%      12461 ą  7%  proc-vmstat.nr_active_anon
> >     100.50 ą 99%     -37.8%      62.50 ą123%  proc-vmstat.nr_active_file
> >     104906           -25.9%      77785        proc-vmstat.nr_anon_pages
> >     141.00           -33.6%      93.67        proc-vmstat.nr_anon_transparent_hugepages
> >     264.00 ą141%     -54.3%     120.67 ą223%  proc-vmstat.nr_dirtied
> >       1.00 ą141%     -50.0%       0.50 ą223%  proc-vmstat.nr_dirty
> >    4750146            +0.1%    4752612        proc-vmstat.nr_dirty_background_threshold
> >    9511907            +0.1%    9516846        proc-vmstat.nr_dirty_threshold
> >    1006517            -0.1%    1005995        proc-vmstat.nr_file_pages
> >   47787985            +0.1%   47813269        proc-vmstat.nr_free_pages
> >     107821           -25.9%      79869        proc-vmstat.nr_inactive_anon
> >     836.17 ą 95%     -65.1%     292.17 ą186%  proc-vmstat.nr_inactive_file
> >      18434            +0.7%      18563        proc-vmstat.nr_kernel_stack
> >      10033 ą  2%      -1.1%       9924        proc-vmstat.nr_mapped
> >       1190            -5.7%       1122        proc-vmstat.nr_page_table_pages
> >      14387 ą  7%      +0.7%      14493 ą  6%  proc-vmstat.nr_shmem
> >      31131            -0.1%      31114        proc-vmstat.nr_slab_reclaimable
> >      49281            +0.1%      49323        proc-vmstat.nr_slab_unreclaimable
> >     991192            -0.0%     991146        proc-vmstat.nr_unevictable
> >     264.00 ą141%     -54.3%     120.67 ą223%  proc-vmstat.nr_written
> >      12303 ą  7%      +1.3%      12461 ą  7%  proc-vmstat.nr_zone_active_anon
> >     100.50 ą 99%     -37.8%      62.50 ą123%  proc-vmstat.nr_zone_active_file
> >     107821           -25.9%      79869        proc-vmstat.nr_zone_inactive_anon
> >     836.17 ą 95%     -65.1%     292.17 ą186%  proc-vmstat.nr_zone_inactive_file
> >     991192            -0.0%     991146        proc-vmstat.nr_zone_unevictable
> >       1.00 ą141%     -50.0%       0.50 ą223%  proc-vmstat.nr_zone_write_pending
> >      17990 ą 21%     -17.6%      14820 ą 46%  proc-vmstat.numa_hint_faults
> >       7847 ą 37%     -41.5%       4588 ą 26%  proc-vmstat.numa_hint_faults_local
> >     806662            +0.3%     809070        proc-vmstat.numa_hit
> >     488.50 ą 13%     -73.4%     130.17 ą 22%  proc-vmstat.numa_huge_pte_updates
> >       0.00          -100.0%       0.00        proc-vmstat.numa_interleave
> >     712588            -0.2%     711419        proc-vmstat.numa_local
> >      94077            +0.0%      94084        proc-vmstat.numa_other
> >      18894 ą 67%      -3.1%      18303 ą 41%  proc-vmstat.numa_pages_migrated
> >     337482 ą 10%     -59.0%     138314 ą 10%  proc-vmstat.numa_pte_updates
> >      61815            -1.6%      60823        proc-vmstat.pgactivate
> >       0.00          -100.0%       0.00        proc-vmstat.pgalloc_dma32
> >     933601            -3.8%     898485        proc-vmstat.pgalloc_normal
> >     899579            -0.5%     895253        proc-vmstat.pgfault
> >     896972            -3.9%     861819        proc-vmstat.pgfree
> >      18894 ą 67%      -3.1%      18303 ą 41%  proc-vmstat.pgmigrate_success
> >       3845 ą100%     -66.8%       1277 ą223%  proc-vmstat.pgpgin
> >       1064 ą141%     -54.3%     486.67 ą223%  proc-vmstat.pgpgout
> >      40396            -0.6%      40172        proc-vmstat.pgreuse
> >     105.50            -9.2%      95.83 ą  5%  proc-vmstat.thp_collapse_alloc
> >      57.00           -87.4%       7.17 ą  5%  proc-vmstat.thp_deferred_split_page
> >      74.83           -72.4%      20.67 ą  4%  proc-vmstat.thp_fault_alloc
> >      19.50 ą105%     -15.4%      16.50 ą 71%  proc-vmstat.thp_migration_success
> >      57.00           -87.4%       7.17 ą  5%  proc-vmstat.thp_split_pmd
> >       0.00          -100.0%       0.00        proc-vmstat.thp_zero_page_alloc
> >      17.00            +0.0%      17.00        proc-vmstat.unevictable_pgs_culled
> >     589.83 ą 21%      -5.2%     559.00 ą 10%  numa-vmstat.node0.nr_active_anon
> >      66.00 ą117%     -29.3%      46.67 ą152%  numa-vmstat.node0.nr_active_file
> >      49406 ą 18%     -20.3%      39355 ą 35%  numa-vmstat.node0.nr_anon_pages
> >      65.17 ą 21%     -22.0%      50.83 ą 42%  numa-vmstat.node0.nr_anon_transparent_hugepages
> >     132.00 ą223%      -8.6%     120.67 ą223%  numa-vmstat.node0.nr_dirtied
> >       0.50 ą223%      +0.0%       0.50 ą223%  numa-vmstat.node0.nr_dirty
> >     346534 ą123%     +89.5%     656525 ą 67%  numa-vmstat.node0.nr_file_pages
> >   23883055            -1.3%   23576561        numa-vmstat.node0.nr_free_pages
> >      50051 ą 19%     -20.7%      39679 ą 35%  numa-vmstat.node0.nr_inactive_anon
> >     522.67 ą129%     -48.4%     269.67 ą200%  numa-vmstat.node0.nr_inactive_file
> >       0.00          -100.0%       0.00        numa-vmstat.node0.nr_isolated_anon
> >       9392 ą  4%      +4.6%       9823 ą  5%  numa-vmstat.node0.nr_kernel_stack
> >       3594 ą101%     +64.8%       5922 ą 58%  numa-vmstat.node0.nr_mapped
> >     587.83 ą 21%      -9.8%     530.00 ą  9%  numa-vmstat.node0.nr_page_table_pages
> >       1129 ą 34%     -22.4%     876.67 ą 30%  numa-vmstat.node0.nr_shmem
> >      11591 ą 57%     +43.5%      16631 ą 41%  numa-vmstat.node0.nr_slab_reclaimable
> >      27285 ą  6%      +1.5%      27704 ą  7%  numa-vmstat.node0.nr_slab_unreclaimable
> >     344815 ą124%     +90.1%     655331 ą 67%  numa-vmstat.node0.nr_unevictable
> >     132.00 ą223%      -8.6%     120.67 ą223%  numa-vmstat.node0.nr_written
> >     589.83 ą 21%      -5.2%     559.00 ą 10%  numa-vmstat.node0.nr_zone_active_anon
> >      66.00 ą117%     -29.3%      46.67 ą152%  numa-vmstat.node0.nr_zone_active_file
> >      50051 ą 19%     -20.7%      39679 ą 35%  numa-vmstat.node0.nr_zone_inactive_anon
> >     522.67 ą129%     -48.4%     269.67 ą200%  numa-vmstat.node0.nr_zone_inactive_file
> >     344815 ą124%     +90.1%     655331 ą 67%  numa-vmstat.node0.nr_zone_unevictable
> >       0.50 ą223%      +0.0%       0.50 ą223%  numa-vmstat.node0.nr_zone_write_pending
> >     374134 ą  6%      -4.1%     358690 ą  7%  numa-vmstat.node0.numa_hit
> >       0.00          -100.0%       0.00        numa-vmstat.node0.numa_interleave
> >     328256 ą 15%      -7.1%     304955 ą 20%  numa-vmstat.node0.numa_local
> >      45881 ą 75%     +17.1%      53735 ą 69%  numa-vmstat.node0.numa_other
> >      11706 ą  8%      +1.7%      11901 ą  7%  numa-vmstat.node1.nr_active_anon
> >      34.17 ą219%     -54.1%      15.67 ą 84%  numa-vmstat.node1.nr_active_file
> >      55500 ą 16%     -30.8%      38424 ą 36%  numa-vmstat.node1.nr_anon_pages
> >      75.50 ą 18%     -43.7%      42.50 ą 53%  numa-vmstat.node1.nr_anon_transparent_hugepages
> >     132.00 ą223%    -100.0%       0.00        numa-vmstat.node1.nr_dirtied
> >       0.50 ą223%    -100.0%       0.00        numa-vmstat.node1.nr_dirty
> >     659985 ą 65%     -47.0%     349484 ą126%  numa-vmstat.node1.nr_file_pages
> >   23904828            +1.4%   24236871        numa-vmstat.node1.nr_free_pages
> >      57826 ą 16%     -30.5%      40197 ą 34%  numa-vmstat.node1.nr_inactive_anon
> >     313.00 ą213%     -92.9%      22.33 ą 96%  numa-vmstat.node1.nr_inactive_file
> >       9043 ą  4%      -3.3%       8740 ą  5%  numa-vmstat.node1.nr_kernel_stack
> >       6467 ą 55%     -37.6%       4038 ą 85%  numa-vmstat.node1.nr_mapped
> >     601.50 ą 21%      -1.6%     591.83 ą  7%  numa-vmstat.node1.nr_page_table_pages
> >      13261 ą  9%      +2.8%      13630 ą  8%  numa-vmstat.node1.nr_shmem
> >      19538 ą 34%     -25.9%      14481 ą 47%  numa-vmstat.node1.nr_slab_reclaimable
> >      21995 ą  7%      -1.7%      21618 ą  9%  numa-vmstat.node1.nr_slab_unreclaimable
> >     646375 ą 66%     -48.0%     335813 ą131%  numa-vmstat.node1.nr_unevictable
> >     132.00 ą223%    -100.0%       0.00        numa-vmstat.node1.nr_written
> >      11706 ą  8%      +1.7%      11901 ą  7%  numa-vmstat.node1.nr_zone_active_anon
> >      34.17 ą219%     -54.1%      15.67 ą 84%  numa-vmstat.node1.nr_zone_active_file
> >      57826 ą 16%     -30.5%      40197 ą 34%  numa-vmstat.node1.nr_zone_inactive_anon
> >     313.00 ą213%     -92.9%      22.33 ą 96%  numa-vmstat.node1.nr_zone_inactive_file
> >     646375 ą 66%     -48.0%     335813 ą131%  numa-vmstat.node1.nr_zone_unevictable
> >       0.50 ą223%    -100.0%       0.00        numa-vmstat.node1.nr_zone_write_pending
> >     429997 ą  5%      +3.5%     444962 ą  5%  numa-vmstat.node1.numa_hit
> >       0.00          -100.0%       0.00        numa-vmstat.node1.numa_interleave
> >     381801 ą 13%      +6.0%     404613 ą 14%  numa-vmstat.node1.numa_local
> >      48195 ą 71%     -16.3%      40348 ą 92%  numa-vmstat.node1.numa_other
> >       2.47 ą  2%      -2.0%       2.42 ą  5%  perf-stat.i.MPKI
> >  3.282e+09            +0.7%  3.305e+09        perf-stat.i.branch-instructions
> >       0.41            -0.1        0.33        perf-stat.i.branch-miss-rate%
> >   13547319           -16.6%   11300609        perf-stat.i.branch-misses
> >      42.88            +0.7       43.53        perf-stat.i.cache-miss-rate%
> >   17114713 ą  3%      +1.4%   17346470 ą  5%  perf-stat.i.cache-misses
> >   40081707 ą  2%      -0.0%   40073189 ą  5%  perf-stat.i.cache-references
> >       8192 ą  2%      +1.4%       8311 ą  4%  perf-stat.i.context-switches
> >       8.84            -0.8%       8.77        perf-stat.i.cpi
> >     104007            +0.0%     104008        perf-stat.i.cpu-clock
> >  1.446e+11            +0.1%  1.447e+11        perf-stat.i.cpu-cycles
> >     140.10            -1.0%     138.76        perf-stat.i.cpu-migrations
> >       8487 ą  3%      -0.9%       8412 ą  6%  perf-stat.i.cycles-between-cache-misses
> >       0.01 ą  6%      -0.0        0.01        perf-stat.i.dTLB-load-miss-rate%
> >     434358 ą  3%     -16.9%     360889        perf-stat.i.dTLB-load-misses
> >  4.316e+09            +1.3%  4.373e+09        perf-stat.i.dTLB-loads
> >       0.00 ą 15%      -0.0        0.00 ą  9%  perf-stat.i.dTLB-store-miss-rate%
> >      10408 ą 11%      -2.6%      10135 ą  8%  perf-stat.i.dTLB-store-misses
> >  4.302e+08            +5.5%  4.539e+08        perf-stat.i.dTLB-stores
> >      16.21 ą  2%      -2.5       13.73 ą 18%  perf-stat.i.iTLB-load-miss-rate%
> >     394805 ą  5%     -26.0%     292089 ą  8%  perf-stat.i.iTLB-load-misses
> >    2041963 ą  3%      -8.3%    1872405 ą 12%  perf-stat.i.iTLB-loads
> >  1.638e+10            +1.0%  1.654e+10        perf-stat.i.instructions
> >      41729 ą  6%     +37.4%      57323 ą  8%  perf-stat.i.instructions-per-iTLB-miss
> >       0.11            +0.8%       0.11        perf-stat.i.ipc
> >       0.01 ą 55%      -1.5%       0.01 ą 85%  perf-stat.i.major-faults
> >       1.39            +0.1%       1.39        perf-stat.i.metric.GHz
> >     468.46 ą  2%      -1.5%     461.59 ą  4%  perf-stat.i.metric.K/sec
> >      77.18            +1.3%      78.18        perf-stat.i.metric.M/sec
> >       2473            -0.0%       2472        perf-stat.i.minor-faults
> >      89.67            -0.5       89.18        perf-stat.i.node-load-miss-rate%
> >    5070484           -10.3%    4547670        perf-stat.i.node-load-misses
> >     585336 ą  2%      -5.5%     553260 ą  8%  perf-stat.i.node-loads
> >      98.73            +0.2       98.91        perf-stat.i.node-store-miss-rate%
> >     935187            +2.2%     955923 ą  3%  perf-stat.i.node-store-misses
> >      13301 ą  8%     -12.6%      11631 ą  5%  perf-stat.i.node-stores
> >       2473            -0.0%       2472        perf-stat.i.page-faults
> >     104007            +0.0%     104008        perf-stat.i.task-clock
> >       2.45 ą  2%      -1.0%       2.42 ą  5%  perf-stat.overall.MPKI
> >       0.41            -0.1        0.34        perf-stat.overall.branch-miss-rate%
> >      42.68            +0.6       43.26        perf-stat.overall.cache-miss-rate%
> >       8.83            -0.9%       8.75        perf-stat.overall.cpi
> >       8459 ą  3%      -1.0%       8372 ą  6%  perf-stat.overall.cycles-between-cache-misses
> >       0.01 ą  3%      -0.0        0.01        perf-stat.overall.dTLB-load-miss-rate%
> >       0.00 ą 11%      -0.0        0.00 ą  8%  perf-stat.overall.dTLB-store-miss-rate%
> >      16.19 ą  2%      -2.5       13.73 ą 18%  perf-stat.overall.iTLB-load-miss-rate%
> >      41644 ą  6%     +37.0%      57047 ą  8%  perf-stat.overall.instructions-per-iTLB-miss
> >       0.11            +0.9%       0.11        perf-stat.overall.ipc
> >      89.65            -0.5       89.15        perf-stat.overall.node-load-miss-rate%
> >      98.59            +0.2       98.78        perf-stat.overall.node-store-miss-rate%
> >   35314961           +28.0%   45213422 ą  3%  perf-stat.overall.path-length
> >  3.272e+09            +0.7%  3.295e+09        perf-stat.ps.branch-instructions
> >   13563215           -16.5%   11329031        perf-stat.ps.branch-misses
> >   17059170 ą  3%      +1.3%   17288798 ą  5%  perf-stat.ps.cache-misses
> >   39960738 ą  2%      -0.0%   39951411 ą  5%  perf-stat.ps.cache-references
> >       8205 ą  2%      +1.4%       8320 ą  4%  perf-stat.ps.context-switches
> >     103658            -0.0%     103657        perf-stat.ps.cpu-clock
> >  1.441e+11            +0.1%  1.442e+11        perf-stat.ps.cpu-cycles
> >     140.16            -1.0%     138.77        perf-stat.ps.cpu-migrations
> >     433133 ą  3%     -16.9%     359910        perf-stat.ps.dTLB-load-misses
> >  4.302e+09            +1.3%  4.359e+09        perf-stat.ps.dTLB-loads
> >      10392 ą 11%      -2.6%      10120 ą  8%  perf-stat.ps.dTLB-store-misses
> >   4.29e+08            +5.5%  4.527e+08        perf-stat.ps.dTLB-stores
> >     393499 ą  5%     -26.0%     291118 ą  8%  perf-stat.ps.iTLB-load-misses
> >    2035052 ą  3%      -8.3%    1866106 ą 12%  perf-stat.ps.iTLB-loads
> >  1.633e+10            +1.0%  1.649e+10        perf-stat.ps.instructions
> >       0.01 ą 55%      +0.1%       0.01 ą 85%  perf-stat.ps.major-faults
> >       2466            +0.0%       2466        perf-stat.ps.minor-faults
> >    5053378           -10.3%    4532205        perf-stat.ps.node-load-misses
> >     583428 ą  2%      -5.5%     551516 ą  8%  perf-stat.ps.node-loads
> >     932227            +2.2%     952780 ą  3%  perf-stat.ps.node-store-misses
> >      13342 ą  8%     -12.1%      11729 ą  6%  perf-stat.ps.node-stores
> >       2466            +0.0%       2466        perf-stat.ps.page-faults
> >     103658            -0.0%     103657        perf-stat.ps.task-clock
> >  4.952e+12            +0.9%  4.994e+12        perf-stat.total.instructions
> >      10.88 ą223%    -100.0%       0.00        sched_debug.cfs_rq:/.MIN_vruntime.avg
> >       1132 ą223%    -100.0%       0.00        sched_debug.cfs_rq:/.MIN_vruntime.max
> >       0.00            +0.0%       0.00        sched_debug.cfs_rq:/.MIN_vruntime.min
> >     110.47 ą223%    -100.0%       0.00        sched_debug.cfs_rq:/.MIN_vruntime.stddev
> >       0.53 ą  4%      +7.4%       0.57 ą  4%  sched_debug.cfs_rq:/.h_nr_running.avg
> >       1.03 ą  7%      -3.2%       1.00        sched_debug.cfs_rq:/.h_nr_running.max
> >       0.45 ą  2%      -1.9%       0.44 ą  3%  sched_debug.cfs_rq:/.h_nr_running.stddev
> >      11896 ą 12%      -0.1%      11883 ą 13%  sched_debug.cfs_rq:/.load.avg
> >     123097 ą123%     -80.1%      24487 ą 18%  sched_debug.cfs_rq:/.load.max
> >      19029 ą 74%     -49.9%       9525 ą 13%  sched_debug.cfs_rq:/.load.stddev
> >      22.63 ą 23%      +1.4%      22.93 ą 16%  sched_debug.cfs_rq:/.load_avg.avg
> >     530.85 ą 73%     -13.1%     461.19 ą 43%  sched_debug.cfs_rq:/.load_avg.max
> >      73.53 ą 46%      -7.1%      68.30 ą 33%  sched_debug.cfs_rq:/.load_avg.stddev
> >      10.88 ą223%    -100.0%       0.00        sched_debug.cfs_rq:/.max_vruntime.avg
> >       1132 ą223%    -100.0%       0.00        sched_debug.cfs_rq:/.max_vruntime.max
> >       0.00            +0.0%       0.00        sched_debug.cfs_rq:/.max_vruntime.min
> >     110.47 ą223%    -100.0%       0.00        sched_debug.cfs_rq:/.max_vruntime.stddev
> >    3883756 ą 13%     +12.7%    4377466 ą  4%  sched_debug.cfs_rq:/.min_vruntime.avg
> >    6993455 ą 10%      +6.5%    7445221 ą  2%  sched_debug.cfs_rq:/.min_vruntime.max
> >     219925 ą 60%     +43.7%     315970 ą 71%  sched_debug.cfs_rq:/.min_vruntime.min
> >    2240239 ą 11%     +14.0%    2554847 ą 14%  sched_debug.cfs_rq:/.min_vruntime.stddev
> >       0.53 ą  5%      +7.5%       0.57 ą  4%  sched_debug.cfs_rq:/.nr_running.avg
> >       1.03 ą  7%      -3.2%       1.00        sched_debug.cfs_rq:/.nr_running.max
> >       0.45 ą  2%      -1.9%       0.44 ą  3%  sched_debug.cfs_rq:/.nr_running.stddev
> >       6.96 ą 55%     +26.9%       8.83 ą 45%  sched_debug.cfs_rq:/.removed.load_avg.avg
> >     305.28 ą 32%     +39.3%     425.39 ą 44%  sched_debug.cfs_rq:/.removed.load_avg.max
> >      42.94 ą 36%     +34.4%      57.70 ą 42%  sched_debug.cfs_rq:/.removed.load_avg.stddev
> >       2.96 ą 58%     +39.1%       4.12 ą 48%  sched_debug.cfs_rq:/.removed.runnable_avg.avg
> >     150.06 ą 34%     +44.0%     216.03 ą 45%  sched_debug.cfs_rq:/.removed.runnable_avg.max
> >      19.33 ą 42%     +42.6%      27.56 ą 45%  sched_debug.cfs_rq:/.removed.runnable_avg.stddev
> >       2.96 ą 58%     +39.1%       4.12 ą 48%  sched_debug.cfs_rq:/.removed.util_avg.avg
> >     150.06 ą 34%     +44.0%     216.03 ą 45%  sched_debug.cfs_rq:/.removed.util_avg.max
> >      19.33 ą 42%     +42.6%      27.56 ą 45%  sched_debug.cfs_rq:/.removed.util_avg.stddev
> >     540.76 ą  6%      +7.5%     581.25 ą  5%  sched_debug.cfs_rq:/.runnable_avg.avg
> >       1060 ą  2%      +2.5%       1087 ą  3%  sched_debug.cfs_rq:/.runnable_avg.max
> >     442.07 ą  4%      -0.1%     441.69 ą  5%  sched_debug.cfs_rq:/.runnable_avg.stddev
> >    3123464 ą 14%     +10.0%    3436745 ą  3%  sched_debug.cfs_rq:/.spread0.avg
> >    6233151 ą 10%      +4.4%    6504505 ą  3%  sched_debug.cfs_rq:/.spread0.max
> >    -540338           +15.6%    -624739        sched_debug.cfs_rq:/.spread0.min
> >    2240217 ą 11%     +14.0%    2554844 ą 14%  sched_debug.cfs_rq:/.spread0.stddev
> >     540.71 ą  6%      +7.5%     581.22 ą  5%  sched_debug.cfs_rq:/.util_avg.avg
> >       1060 ą  2%      +2.5%       1086 ą  3%  sched_debug.cfs_rq:/.util_avg.max
> >     442.07 ą  4%      -0.1%     441.67 ą  5%  sched_debug.cfs_rq:/.util_avg.stddev
> >     454.69 ą  6%      +7.0%     486.47 ą  8%  sched_debug.cfs_rq:/.util_est_enqueued.avg
> >       1024            -0.0%       1023        sched_debug.cfs_rq:/.util_est_enqueued.max
> >     396.02 ą  2%      -0.1%     395.79        sched_debug.cfs_rq:/.util_est_enqueued.stddev
> >     642171 ą  4%     +16.6%     748912 ą  2%  sched_debug.cpu.avg_idle.avg
> >    1051166            -1.2%    1038098        sched_debug.cpu.avg_idle.max
> >       2402 ą  5%     +28.5%       3088 ą  9%  sched_debug.cpu.avg_idle.min
> >     384501 ą  3%     -12.3%     337306 ą  5%  sched_debug.cpu.avg_idle.stddev
> >     198632 ą  7%      +5.1%     208788        sched_debug.cpu.clock.avg
> >     198638 ą  7%      +5.1%     208794        sched_debug.cpu.clock.max
> >     198626 ą  7%      +5.1%     208783        sched_debug.cpu.clock.min
> >       3.25            +2.3%       3.32 ą  5%  sched_debug.cpu.clock.stddev
> >     196832 ą  7%      +5.1%     206882        sched_debug.cpu.clock_task.avg
> >     197235 ą  7%      +5.1%     207282        sched_debug.cpu.clock_task.max
> >     181004 ą  7%      +5.7%     191329        sched_debug.cpu.clock_task.min
> >       1575 ą  3%      -1.8%       1546        sched_debug.cpu.clock_task.stddev
> >       2411 ą  4%      +2.8%       2478        sched_debug.cpu.curr->pid.avg
> >       8665 ą  4%      +3.1%       8935        sched_debug.cpu.curr->pid.max
> >       2522 ą  2%      +1.0%       2548        sched_debug.cpu.curr->pid.stddev
> >     501318            -0.0%     501249        sched_debug.cpu.max_idle_balance_cost.avg
> >     528365            +0.5%     531236 ą  2%  sched_debug.cpu.max_idle_balance_cost.max
> >     500000            +0.0%     500000        sched_debug.cpu.max_idle_balance_cost.min
> >       5157 ą 19%      -4.2%       4941 ą 23%  sched_debug.cpu.max_idle_balance_cost.stddev
> >       4294            +0.0%       4294        sched_debug.cpu.next_balance.avg
> >       4294            +0.0%       4294        sched_debug.cpu.next_balance.max
> >       4294            +0.0%       4294        sched_debug.cpu.next_balance.min
> >       0.00 ą 41%     -40.0%       0.00 ą 13%  sched_debug.cpu.next_balance.stddev
> >       0.44 ą  4%      +2.4%       0.45        sched_debug.cpu.nr_running.avg
> >       1.00            +0.0%       1.00        sched_debug.cpu.nr_running.max
> >       0.47            +0.5%       0.47        sched_debug.cpu.nr_running.stddev
> >      14345 ą  8%      +6.7%      15305 ą  4%  sched_debug.cpu.nr_switches.avg
> >      30800 ą  8%     +34.5%      41437 ą 10%  sched_debug.cpu.nr_switches.max
> >       4563 ą 28%      +5.7%       4822 ą 25%  sched_debug.cpu.nr_switches.min
> >       5491 ą  8%     +26.4%       6941 ą 10%  sched_debug.cpu.nr_switches.stddev
> >  2.111e+09 ą  7%      +1.5%  2.142e+09 ą  6%  sched_debug.cpu.nr_uninterruptible.avg
> >  4.295e+09            +0.0%  4.295e+09        sched_debug.cpu.nr_uninterruptible.max
> >   2.14e+09            +0.1%  2.143e+09        sched_debug.cpu.nr_uninterruptible.stddev
> >     198627 ą  7%      +5.1%     208783        sched_debug.cpu_clk
> >     996147            +0.0%     996147        sched_debug.dl_rq:.dl_bw->bw.avg
> >     996147            +0.0%     996147        sched_debug.dl_rq:.dl_bw->bw.max
> >     996147            +0.0%     996147        sched_debug.dl_rq:.dl_bw->bw.min
> >  4.295e+09            +0.0%  4.295e+09        sched_debug.jiffies
> >     198022 ą  7%      +5.1%     208178        sched_debug.ktime
> >     950.00            +0.0%     950.00        sched_debug.rt_rq:.rt_runtime.avg
> >     950.00            +0.0%     950.00        sched_debug.rt_rq:.rt_runtime.max
> >     950.00            +0.0%     950.00        sched_debug.rt_rq:.rt_runtime.min
> >     199377 ą  7%      +5.1%     209531        sched_debug.sched_clk
> >       1.00            +0.0%       1.00        sched_debug.sched_clock_stable()
> >   58611259            +0.0%   58611259        sched_debug.sysctl_sched.sysctl_sched_features
> >       0.75            +0.0%       0.75        sched_debug.sysctl_sched.sysctl_sched_idle_min_granularity
> >      24.00            +0.0%      24.00        sched_debug.sysctl_sched.sysctl_sched_latency
> >       3.00            +0.0%       3.00        sched_debug.sysctl_sched.sysctl_sched_min_granularity
> >       1.00            +0.0%       1.00        sched_debug.sysctl_sched.sysctl_sched_tunable_scaling
> >       4.00            +0.0%       4.00        sched_debug.sysctl_sched.sysctl_sched_wakeup_granularity
> >      20.90 ą 47%      -6.4       14.49 ą100%  perf-profile.calltrace.cycles-pp.mwait_idle_with_hints.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call
> >      20.90 ą 47%      -6.4       14.49 ą100%  perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> >       0.48 ą 44%      -0.5        0.00        perf-profile.calltrace.cycles-pp.do_mmap.vm_mmap_pgoff.do_syscall_64.entry_SYSCALL_64_after_hwframe.__mmap
> >      29.41 ą 19%      -0.2       29.23 ą 18%  perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry
> >      35.02 ą  8%      -0.2       34.86 ą  7%  perf-profile.calltrace.cycles-pp.__mmap
> >      34.95 ą  8%      -0.1       34.81 ą  7%  perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__mmap
> >      34.92 ą  8%      -0.1       34.79 ą  7%  perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__mmap
> >      34.87 ą  8%      -0.1       34.74 ą  7%  perf-profile.calltrace.cycles-pp.vm_mmap_pgoff.do_syscall_64.entry_SYSCALL_64_after_hwframe.__mmap
> >       0.41 ą 74%      -0.1        0.30 ą156%  perf-profile.calltrace.cycles-pp.cpu_startup_entry.rest_init.arch_call_rest_init.start_kernel.secondary_startup_64_no_verify
> >       0.41 ą 74%      -0.1        0.30 ą156%  perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.rest_init.arch_call_rest_init.start_kernel
> >       0.41 ą 74%      -0.1        0.30 ą156%  perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.rest_init.arch_call_rest_init
> >       0.41 ą 74%      -0.1        0.30 ą156%  perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.rest_init
> >       0.41 ą 74%      -0.1        0.30 ą156%  perf-profile.calltrace.cycles-pp.start_kernel.secondary_startup_64_no_verify
> >       0.41 ą 74%      -0.1        0.30 ą156%  perf-profile.calltrace.cycles-pp.arch_call_rest_init.start_kernel.secondary_startup_64_no_verify
> >       0.41 ą 74%      -0.1        0.30 ą156%  perf-profile.calltrace.cycles-pp.rest_init.arch_call_rest_init.start_kernel.secondary_startup_64_no_verify
> >      29.59 ą 19%      -0.1       29.50 ą 17%  perf-profile.calltrace.cycles-pp.secondary_startup_64_no_verify
> >      29.03 ą 19%      -0.1       28.95 ą 17%  perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify
> >      29.03 ą 19%      -0.1       28.95 ą 17%  perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify
> >      29.03 ą 19%      -0.1       28.95 ą 17%  perf-profile.calltrace.cycles-pp.start_secondary.secondary_startup_64_no_verify
> >      29.00 ą 19%      -0.1       28.93 ą 17%  perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify
> >      29.00 ą 19%      -0.1       28.93 ą 17%  perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary
> >      33.56 ą  8%      -0.0       33.53 ą  7%  perf-profile.calltrace.cycles-pp.osq_lock.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write_killable.vm_mmap_pgoff
> >      34.26 ą  8%      -0.0       34.24 ą  7%  perf-profile.calltrace.cycles-pp.down_write_killable.vm_mmap_pgoff.do_syscall_64.entry_SYSCALL_64_after_hwframe.__mmap
> >      34.23 ą  8%      -0.0       34.21 ą  7%  perf-profile.calltrace.cycles-pp.rwsem_down_write_slowpath.down_write_killable.vm_mmap_pgoff.do_syscall_64.entry_SYSCALL_64_after_hwframe
> >      34.19 ą  8%      -0.0       34.18 ą  7%  perf-profile.calltrace.cycles-pp.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write_killable.vm_mmap_pgoff.do_syscall_64
> >       0.44 ą 44%      +0.0        0.48 ą 44%  perf-profile.calltrace.cycles-pp.rwsem_spin_on_owner.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write_killable.__vm_munmap
> >       0.45 ą 44%      +0.0        0.48 ą 44%  perf-profile.calltrace.cycles-pp.rwsem_spin_on_owner.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write_killable.vm_mmap_pgoff
> >      33.62 ą  8%      +0.1       33.71 ą  7%  perf-profile.calltrace.cycles-pp.osq_lock.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write_killable.__vm_munmap
> >      34.32 ą  8%      +0.1       34.42 ą  7%  perf-profile.calltrace.cycles-pp.down_write_killable.__vm_munmap.__x64_sys_munmap.do_syscall_64.entry_SYSCALL_64_after_hwframe
> >      34.29 ą  8%      +0.1       34.39 ą  7%  perf-profile.calltrace.cycles-pp.rwsem_down_write_slowpath.down_write_killable.__vm_munmap.__x64_sys_munmap.do_syscall_64
> >      34.25 ą  8%      +0.1       34.36 ą  7%  perf-profile.calltrace.cycles-pp.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write_killable.__vm_munmap.__x64_sys_munmap
> >      35.11 ą  8%      +0.2       35.31 ą  7%  perf-profile.calltrace.cycles-pp.__munmap
> >      35.04 ą  8%      +0.2       35.25 ą  7%  perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__munmap
> >      35.02 ą  8%      +0.2       35.24 ą  7%  perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__munmap
> >       0.00            +0.2        0.22 ą223%  perf-profile.calltrace.cycles-pp.intel_idle_irq.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> >      34.97 ą  8%      +0.2       35.20 ą  7%  perf-profile.calltrace.cycles-pp.__vm_munmap.__x64_sys_munmap.do_syscall_64.entry_SYSCALL_64_after_hwframe.__munmap
> >      34.97 ą  8%      +0.2       35.20 ą  7%  perf-profile.calltrace.cycles-pp.__x64_sys_munmap.do_syscall_64.entry_SYSCALL_64_after_hwframe.__munmap
> >       0.47 ą 44%      +0.2        0.70 ą  7%  perf-profile.calltrace.cycles-pp.do_mas_align_munmap.__vm_munmap.__x64_sys_munmap.do_syscall_64.entry_SYSCALL_64_after_hwframe
> >       0.00            +0.4        0.44 ą223%  perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.mwait_idle_with_hints.intel_idle_irq.cpuidle_enter_state.cpuidle_enter
> >       8.27 ą 91%      +6.2       14.46 ą 77%  perf-profile.calltrace.cycles-pp.mwait_idle_with_hints.intel_idle_ibrs.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call
> >       8.27 ą 91%      +6.2       14.46 ą 77%  perf-profile.calltrace.cycles-pp.intel_idle_ibrs.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle
> >      21.09 ą 47%      -6.5       14.62 ą 99%  perf-profile.children.cycles-pp.intel_idle
> >      35.02 ą  8%      -0.2       34.86 ą  7%  perf-profile.children.cycles-pp.__mmap
> >       0.14 ą  9%      -0.1        0.00        perf-profile.children.cycles-pp.thp_get_unmapped_area
> >      34.87 ą  8%      -0.1       34.74 ą  7%  perf-profile.children.cycles-pp.vm_mmap_pgoff
> >       0.55 ą  9%      -0.1        0.46 ą  7%  perf-profile.children.cycles-pp.do_mmap
> >      29.59 ą 19%      -0.1       29.50 ą 17%  perf-profile.children.cycles-pp.secondary_startup_64_no_verify
> >      29.59 ą 19%      -0.1       29.50 ą 17%  perf-profile.children.cycles-pp.cpu_startup_entry
> >      29.59 ą 19%      -0.1       29.50 ą 17%  perf-profile.children.cycles-pp.do_idle
> >      29.03 ą 19%      -0.1       28.95 ą 17%  perf-profile.children.cycles-pp.start_secondary
> >      29.56 ą 19%      -0.1       29.49 ą 17%  perf-profile.children.cycles-pp.cpuidle_idle_call
> >      29.56 ą 19%      -0.1       29.48 ą 17%  perf-profile.children.cycles-pp.cpuidle_enter
> >      29.56 ą 19%      -0.1       29.48 ą 17%  perf-profile.children.cycles-pp.cpuidle_enter_state
> >      29.52 ą 19%      -0.1       29.45 ą 17%  perf-profile.children.cycles-pp.mwait_idle_with_hints
> >       0.38 ą  9%      -0.1        0.32 ą  6%  perf-profile.children.cycles-pp.mmap_region
> >       0.05 ą  7%      -0.1        0.00        perf-profile.children.cycles-pp.unmap_vmas
> >       0.11 ą  8%      -0.1        0.06 ą 13%  perf-profile.children.cycles-pp.unmap_region
> >       0.16 ą 10%      -0.0        0.13 ą  9%  perf-profile.children.cycles-pp.get_unmapped_area
> >       0.07 ą  7%      -0.0        0.03 ą 70%  perf-profile.children.cycles-pp.mas_find
> >       0.05 ą 44%      -0.0        0.02 ą141%  perf-profile.children.cycles-pp.mas_wr_node_store
> >       0.10 ą 10%      -0.0        0.07 ą 14%  perf-profile.children.cycles-pp.mas_spanning_rebalance
> >       0.14 ą  9%      -0.0        0.11 ą  9%  perf-profile.children.cycles-pp.arch_get_unmapped_area_topdown
> >       0.06 ą 11%      -0.0        0.04 ą 72%  perf-profile.children.cycles-pp.__schedule
> >       0.14 ą 10%      -0.0        0.11 ą  9%  perf-profile.children.cycles-pp.vm_unmapped_area
> >       0.07 ą 10%      -0.0        0.04 ą 45%  perf-profile.children.cycles-pp.do_mas_munmap
> >       0.02 ą 99%      -0.0        0.00        perf-profile.children.cycles-pp.mas_next_entry
> >       0.04 ą 44%      -0.0        0.02 ą141%  perf-profile.children.cycles-pp.schedule
> >       0.06 ą  9%      -0.0        0.04 ą 71%  perf-profile.children.cycles-pp.mas_wr_modify
> >       0.10 ą  8%      -0.0        0.08 ą 11%  perf-profile.children.cycles-pp.mas_rev_awalk
> >       0.10 ą 12%      -0.0        0.08 ą 16%  perf-profile.children.cycles-pp.mas_wr_spanning_store
> >       0.06 ą  7%      -0.0        0.04 ą 45%  perf-profile.children.cycles-pp.mas_walk
> >       0.09 ą 11%      -0.0        0.08 ą 16%  perf-profile.children.cycles-pp.syscall_exit_to_user_mode
> >       0.02 ą141%      -0.0        0.00        perf-profile.children.cycles-pp.perf_event_mmap
> >       0.02 ą141%      -0.0        0.00        perf-profile.children.cycles-pp.unmap_page_range
> >       0.11 ą 26%      -0.0        0.10 ą 10%  perf-profile.children.cycles-pp.__get_user_nocheck_8
> >       0.35 ą 19%      -0.0        0.34 ą 11%  perf-profile.children.cycles-pp.perf_tp_event
> >       0.11 ą 26%      -0.0        0.10 ą 11%  perf-profile.children.cycles-pp.perf_callchain_user
> >       0.34 ą 19%      -0.0        0.33 ą 10%  perf-profile.children.cycles-pp.__perf_event_overflow
> >       0.34 ą 19%      -0.0        0.33 ą 10%  perf-profile.children.cycles-pp.perf_event_output_forward
> >       0.31 ą 19%      -0.0        0.30 ą 12%  perf-profile.children.cycles-pp.perf_prepare_sample
> >       0.30 ą 19%      -0.0        0.29 ą 10%  perf-profile.children.cycles-pp.perf_callchain
> >       0.30 ą 19%      -0.0        0.29 ą 10%  perf-profile.children.cycles-pp.get_perf_callchain
> >       0.12 ą  9%      -0.0        0.11 ą  9%  perf-profile.children.cycles-pp.mas_empty_area_rev
> >       0.08 ą  7%      -0.0        0.07 ą  8%  perf-profile.children.cycles-pp.syscall_return_via_sysret
> >       0.01 ą223%      -0.0        0.00        perf-profile.children.cycles-pp.mas_wr_bnode
> >       0.01 ą223%      -0.0        0.00        perf-profile.children.cycles-pp.perf_event_mmap_event
> >       0.01 ą223%      -0.0        0.00        perf-profile.children.cycles-pp.__entry_text_start
> >       0.33 ą 10%      -0.0        0.32 ą  7%  perf-profile.children.cycles-pp.mas_store_prealloc
> >       0.32 ą 20%      -0.0        0.32 ą 10%  perf-profile.children.cycles-pp.update_curr
> >       0.32 ą 19%      -0.0        0.31 ą 11%  perf-profile.children.cycles-pp.perf_trace_sched_stat_runtime
> >       0.56 ą 22%      -0.0        0.56 ą 58%  perf-profile.children.cycles-pp.start_kernel
> >       0.56 ą 22%      -0.0        0.56 ą 58%  perf-profile.children.cycles-pp.arch_call_rest_init
> >       0.56 ą 22%      -0.0        0.56 ą 58%  perf-profile.children.cycles-pp.rest_init
> >       0.07 ą 45%      -0.0        0.07 ą 11%  perf-profile.children.cycles-pp.native_irq_return_iret
> >       0.01 ą223%      +0.0        0.01 ą223%  perf-profile.children.cycles-pp.ktime_get_update_offsets_now
> >       0.06 ą 45%      +0.0        0.06 ą  8%  perf-profile.children.cycles-pp.asm_exc_page_fault
> >       0.18 ą 16%      +0.0        0.18 ą 14%  perf-profile.children.cycles-pp.perf_callchain_kernel
> >       0.12 ą 16%      +0.0        0.12 ą 12%  perf-profile.children.cycles-pp.unwind_next_frame
> >       0.36 ą 18%      +0.0        0.37 ą 10%  perf-profile.children.cycles-pp.task_tick_fair
> >       0.58 ą 14%      +0.0        0.58 ą 10%  perf-profile.children.cycles-pp.hrtimer_interrupt
> >       0.49 ą 14%      +0.0        0.50 ą 11%  perf-profile.children.cycles-pp.__hrtimer_run_queues
> >       0.05 ą 46%      +0.0        0.05 ą 45%  perf-profile.children.cycles-pp.__unwind_start
> >       0.45 ą 14%      +0.0        0.46 ą 11%  perf-profile.children.cycles-pp.tick_sched_handle
> >       0.46 ą 14%      +0.0        0.46 ą 11%  perf-profile.children.cycles-pp.tick_sched_timer
> >       0.45 ą 15%      +0.0        0.45 ą 11%  perf-profile.children.cycles-pp.update_process_times
> >       0.06 ą 11%      +0.0        0.07 ą 12%  perf-profile.children.cycles-pp.kmem_cache_free_bulk
> >       0.58 ą 14%      +0.0        0.58 ą 10%  perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.record__mmap_read_evlist
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.perf_mmap__push
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.record__pushfn
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.ksys_write
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.vfs_write
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.__libc_write
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.generic_file_write_iter
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.__generic_file_write_iter
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.generic_perform_write
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.build_id__mark_dso_hit
> >       0.39 ą 17%      +0.0        0.40 ą 10%  perf-profile.children.cycles-pp.scheduler_tick
> >       0.00            +0.0        0.01 ą223%  perf-profile.children.cycles-pp.clockevents_program_event
> >       0.05 ą 45%      +0.0        0.06 ą 11%  perf-profile.children.cycles-pp.mas_wr_store_entry
> >       0.60 ą 14%      +0.0        0.61 ą  9%  perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt
> >       0.08 ą  8%      +0.0        0.10 ą 12%  perf-profile.children.cycles-pp.mas_destroy
> >       0.08 ą  9%      +0.0        0.09 ą 21%  perf-profile.children.cycles-pp.perf_session__deliver_event
> >       0.08 ą 12%      +0.0        0.09 ą 33%  perf-profile.children.cycles-pp.ordered_events__queue
> >       0.08 ą 11%      +0.0        0.10 ą 22%  perf-profile.children.cycles-pp.__ordered_events__flush
> >       0.08 ą  9%      +0.0        0.10 ą 22%  perf-profile.children.cycles-pp.perf_session__process_user_event
> >       0.06 ą 13%      +0.0        0.08 ą 14%  perf-profile.children.cycles-pp.kmem_cache_alloc
> >       0.07 ą  9%      +0.0        0.09 ą 33%  perf-profile.children.cycles-pp.queue_event
> >       0.08 ą  8%      +0.0        0.10 ą 31%  perf-profile.children.cycles-pp.process_simple
> >       0.00            +0.0        0.03 ą100%  perf-profile.children.cycles-pp.evlist__parse_sample
> >       0.06 ą  6%      +0.0        0.08 ą  8%  perf-profile.children.cycles-pp.memset_erms
> >       0.22 ą  7%      +0.0        0.26 ą 23%  perf-profile.children.cycles-pp.__libc_start_main
> >       0.22 ą  7%      +0.0        0.26 ą 23%  perf-profile.children.cycles-pp.main
> >       0.22 ą  7%      +0.0        0.26 ą 23%  perf-profile.children.cycles-pp.run_builtin
> >       0.21 ą  9%      +0.0        0.25 ą 23%  perf-profile.children.cycles-pp.cmd_record
> >       0.21 ą  9%      +0.0        0.25 ą 23%  perf-profile.children.cycles-pp.__cmd_record
> >       0.20 ą  9%      +0.0        0.24 ą 24%  perf-profile.children.cycles-pp.cmd_sched
> >       0.17 ą 11%      +0.0        0.21 ą 25%  perf-profile.children.cycles-pp.reader__read_event
> >       0.17 ą 11%      +0.0        0.21 ą 26%  perf-profile.children.cycles-pp.record__finish_output
> >       0.17 ą 11%      +0.0        0.21 ą 26%  perf-profile.children.cycles-pp.perf_session__process_events
> >       0.00            +0.0        0.04 ą 45%  perf-profile.children.cycles-pp.kmem_cache_free
> >       0.17 ą  7%      +0.1        0.22 ą  8%  perf-profile.children.cycles-pp.mas_alloc_nodes
> >       0.11 ą  9%      +0.1        0.17 ą  6%  perf-profile.children.cycles-pp.kmem_cache_alloc_bulk
> >       0.00            +0.1        0.06 ą 13%  perf-profile.children.cycles-pp.vm_area_dup
> >       0.16 ą  8%      +0.1        0.22 ą  6%  perf-profile.children.cycles-pp.mas_preallocate
> >      67.20 ą  8%      +0.1       67.28 ą  7%  perf-profile.children.cycles-pp.osq_lock
> >      68.59 ą  8%      +0.1       68.66 ą  7%  perf-profile.children.cycles-pp.down_write_killable
> >       1.04 ą  8%      +0.1        1.12 ą  7%  perf-profile.children.cycles-pp.rwsem_spin_on_owner
> >      70.08 ą  8%      +0.1       70.15 ą  7%  perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
> >      68.52 ą  8%      +0.1       68.60 ą  7%  perf-profile.children.cycles-pp.rwsem_down_write_slowpath
> >      70.03 ą  8%      +0.1       70.11 ą  7%  perf-profile.children.cycles-pp.do_syscall_64
> >      68.46 ą  8%      +0.1       68.55 ą  7%  perf-profile.children.cycles-pp.rwsem_optimistic_spin
> >       0.55 ą  8%      +0.2        0.71 ą  8%  perf-profile.children.cycles-pp.do_mas_align_munmap
> >      35.12 ą  8%      +0.2       35.31 ą  7%  perf-profile.children.cycles-pp.__munmap
> >       0.00            +0.2        0.22 ą  7%  perf-profile.children.cycles-pp.vma_expand
> >       0.00            +0.2        0.22 ą223%  perf-profile.children.cycles-pp.intel_idle_irq
> >      34.98 ą  8%      +0.2       35.20 ą  7%  perf-profile.children.cycles-pp.__x64_sys_munmap
> >      34.97 ą  8%      +0.2       35.20 ą  7%  perf-profile.children.cycles-pp.__vm_munmap
> >       0.64 ą 13%      +0.2        0.88 ą 55%  perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt
> >       0.00            +0.3        0.30 ą  7%  perf-profile.children.cycles-pp.__vma_adjust
> >       0.00            +0.4        0.36 ą  6%  perf-profile.children.cycles-pp.__split_vma
> >       8.42 ą 91%      +6.2       14.60 ą 77%  perf-profile.children.cycles-pp.intel_idle_ibrs
> >      29.52 ą 19%      -0.1       29.45 ą 17%  perf-profile.self.cycles-pp.mwait_idle_with_hints
> >       0.18 ą  9%      -0.1        0.12 ą 10%  perf-profile.self.cycles-pp.rwsem_optimistic_spin
> >       0.04 ą 45%      -0.0        0.00        perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe
> >       0.04 ą 44%      -0.0        0.00        perf-profile.self.cycles-pp.mmap_region
> >       0.10 ą  5%      -0.0        0.08 ą  9%  perf-profile.self.cycles-pp.mas_rev_awalk
> >       0.06 ą  7%      -0.0        0.04 ą 45%  perf-profile.self.cycles-pp.mas_walk
> >       0.06 ą 11%      -0.0        0.04 ą 45%  perf-profile.self.cycles-pp.do_mas_align_munmap
> >       0.08 ą  8%      -0.0        0.07 ą 14%  perf-profile.self.cycles-pp.syscall_exit_to_user_mode
> >       0.08 ą  7%      -0.0        0.07 ą  8%  perf-profile.self.cycles-pp.syscall_return_via_sysret
> >       0.06 ą 13%      -0.0        0.05 ą  7%  perf-profile.self.cycles-pp.down_write_killable
> >       0.07 ą 45%      -0.0        0.07 ą 11%  perf-profile.self.cycles-pp.native_irq_return_iret
> >       0.05 ą 45%      -0.0        0.05 ą 47%  perf-profile.self.cycles-pp.unwind_next_frame
> >       0.00            +0.0        0.01 ą223%  perf-profile.self.cycles-pp.ktime_get_update_offsets_now
> >       0.05 ą 45%      +0.0        0.06 ą 11%  perf-profile.self.cycles-pp.kmem_cache_free_bulk
> >       0.00            +0.0        0.02 ą141%  perf-profile.self.cycles-pp.kmem_cache_free
> >       0.07 ą  8%      +0.0        0.09 ą 33%  perf-profile.self.cycles-pp.queue_event
> >       0.06 ą  8%      +0.0        0.08 ą  8%  perf-profile.self.cycles-pp.memset_erms
> >       0.04 ą 45%      +0.0        0.08 ą  6%  perf-profile.self.cycles-pp.kmem_cache_alloc_bulk
> >      66.61 ą  8%      +0.1       66.68 ą  7%  perf-profile.self.cycles-pp.osq_lock
> >       1.02 ą  8%      +0.1        1.10 ą  7%  perf-profile.self.cycles-pp.rwsem_spin_on_owner
> >
> >
> >
> > If you fix the issue, kindly add following tag
> > | Reported-by: kernel test robot <yujie.liu@xxxxxxxxx>
> > | Link: https://lore.kernel.org/oe-lkp/202212151657.5d11a672-yujie.liu@xxxxxxxxx
> >
> >
> > To reproduce:
> >
> >         git clone https://github.com/intel/lkp-tests.git
> >         cd lkp-tests
> >         sudo bin/lkp install job.yaml           # job file is attached in this email
> >         bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run
> >         sudo bin/lkp run generated-yaml-file
> >
> >         # if come across any failure that blocks the test,
> >         # please remove ~/.lkp and /lkp dir to run from a clean state.
> >
> >
> > 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://01.org/lkp




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