lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-ID: <20160311020316.GB13081@yexl-desktop>
Date:	Fri, 11 Mar 2016 10:03:16 +0800
From:	kernel test robot <xiaolong.ye@...el.com>
To:	Shaohua Li <shli@...com>
Cc:	Yuanhan Liu <yuanhan.liu@...ux.intel.com>,
	NeilBrown <neilb@...e.de>, LKML <linux-kernel@...r.kernel.org>,
	lkp@...org
Subject: [lkp] [RAID5] 6ab2a4b806: 91.9% fsmark.app_overhead

FYI, we noticed the below changes on

https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
commit 6ab2a4b806ae21b6c3e47c5ff1285ec06d505325 ("RAID5: revert e9e4c377e2f563 to fix a livelock")


=========================================================================================
compiler/cpufreq_governor/disk/filesize/fs/iterations/kconfig/md/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase:
  gcc-4.9/performance/8BRD_12G/4M/xfs/1x/x86_64-rhel/RAID5/64t/debian-x86_64-2015-02-07.cgz/fsyncBeforeClose/lkp-hsx02/60G/fsmark

commit: 
  27a353c026a879a1001e5eac4bda75b16262c44a
  6ab2a4b806ae21b6c3e47c5ff1285ec06d505325

27a353c026a879a1 6ab2a4b806ae21b6c3e47c5ff1 
---------------- -------------------------- 
         %stddev     %change         %stddev
             \          |                \  
    592411 ±  2%     +91.9%    1136931 ± 11%  fsmark.app_overhead
     98.37 ±  1%     -21.9%      76.80 ±  2%  fsmark.files_per_sec
    188.95 ±  0%     +59.9%     302.16 ±  3%  fsmark.time.elapsed_time
    188.95 ±  0%     +59.9%     302.16 ±  3%  fsmark.time.elapsed_time.max
     20813 ±  4%    +290.1%      81196 ±  4%  fsmark.time.minor_page_faults
    165.00 ±  2%    +553.8%       1078 ±  7%  fsmark.time.percent_of_cpu_this_job_got
    312.06 ±  3%    +947.5%       3269 ± 10%  fsmark.time.system_time
  10132990 ±  2%    +465.7%   57325950 ±  7%  fsmark.time.voluntary_context_switches
    171460 ±  2%     -24.4%     129549 ±  6%  meminfo.Writeback
    830948 ± 85%    +339.1%    3649060 ± 89%  numa-numastat.node3.numa_foreign
      2814 ±  1%     -10.4%       2523 ±  0%  slabinfo.kmalloc-4096.active_objs
      2870 ±  1%     -12.1%       2523 ±  0%  slabinfo.kmalloc-4096.num_objs
    285.82 ±  0%     +39.4%     398.30 ±  2%  uptime.boot
     40413 ±  0%     +33.4%      53898 ±  2%  uptime.idle
      1.92 ±  1%    +345.0%       8.53 ±  6%  turbostat.%Busy
     55.25 ±  1%    +347.1%     247.00 ±  6%  turbostat.Avg_MHz
    356.24 ±  0%      +5.5%     375.77 ±  0%  turbostat.PkgWatt
      7994 ±  3%     +26.5%      10115 ±  5%  softirqs.NET_RX
    308842 ± 48%    +222.4%     995686 ± 12%  softirqs.RCU
    227016 ± 26%    +477.0%    1309870 ± 16%  softirqs.SCHED
    743051 ± 31%    +195.6%    2196488 ±  8%  softirqs.TIMER
    329656 ±  0%     -37.0%     207541 ±  3%  vmstat.io.bo
      1.75 ± 24%    +500.0%      10.50 ±  4%  vmstat.procs.r
    108684 ±  1%    +249.1%     379378 ±  3%  vmstat.system.cs
      3836 ±  2%    +257.4%      13711 ±  5%  vmstat.system.in
    188.95 ±  0%     +59.9%     302.16 ±  3%  time.elapsed_time
    188.95 ±  0%     +59.9%     302.16 ±  3%  time.elapsed_time.max
     20813 ±  4%    +290.1%      81196 ±  4%  time.minor_page_faults
    165.00 ±  2%    +553.8%       1078 ±  7%  time.percent_of_cpu_this_job_got
    312.06 ±  3%    +947.5%       3269 ± 10%  time.system_time
  10132990 ±  2%    +465.7%   57325950 ±  7%  time.voluntary_context_switches
      2497 ±142%     -87.3%     316.75 ± 15%  numa-meminfo.node1.Inactive(anon)
      2591 ±137%     -84.5%     401.50 ± 11%  numa-meminfo.node1.Shmem
     16695 ±  1%     -16.9%      13875 ±  9%  numa-meminfo.node1.Unevictable
     16915 ±  1%     -17.4%      13969 ±  8%  numa-meminfo.node2.Unevictable
      5698 ± 22%     +90.1%      10831 ± 24%  numa-meminfo.node3.Active(anon)
      5660 ± 22%     +89.2%      10707 ± 24%  numa-meminfo.node3.AnonPages
    550.25 ± 22%   +1135.0%       6795 ± 50%  numa-meminfo.node3.Inactive(anon)
    626.25 ± 19%   +1002.1%       6902 ± 50%  numa-meminfo.node3.Shmem
    383.75 ±  3%     +11.7%     428.75 ±  2%  numa-vmstat.node1.nr_alloc_batch
    623.75 ±142%     -87.4%      78.75 ± 16%  numa-vmstat.node1.nr_inactive_anon
    647.25 ±137%     -84.6%     100.00 ± 11%  numa-vmstat.node1.nr_shmem
      4173 ±  1%     -16.9%       3468 ±  9%  numa-vmstat.node1.nr_unevictable
      4228 ±  1%     -17.4%       3492 ±  8%  numa-vmstat.node2.nr_unevictable
      1424 ± 22%     +90.1%       2708 ± 24%  numa-vmstat.node3.nr_active_anon
      1415 ± 22%     +89.2%       2677 ± 24%  numa-vmstat.node3.nr_anon_pages
    137.00 ± 22%   +1139.8%       1698 ± 50%  numa-vmstat.node3.nr_inactive_anon
    156.00 ± 19%   +1005.8%       1725 ± 50%  numa-vmstat.node3.nr_shmem
     36.67 ±130%  +52543.9%      19302 ±139%  proc-vmstat.kswapd_high_wmark_hit_quickly
      3.75 ± 11%   +6480.0%     246.75 ±101%  proc-vmstat.nr_pages_scanned
     42860 ±  2%     -24.4%      32415 ±  6%  proc-vmstat.nr_writeback
     10144 ±  8%    +593.7%      70377 ±  4%  proc-vmstat.numa_hint_faults
      5990 ± 14%    +608.3%      42426 ±  4%  proc-vmstat.numa_hint_faults_local
      1310 ± 14%    +365.9%       6105 ± 11%  proc-vmstat.numa_pages_migrated
     13530 ±  6%    +452.3%      74730 ±  4%  proc-vmstat.numa_pte_updates
      4444 ±  9%    +476.1%      25606 ±101%  proc-vmstat.pageoutrun
    523627 ±  1%     +67.6%     877482 ±  3%  proc-vmstat.pgfault
      1310 ± 14%    +365.9%       6105 ± 11%  proc-vmstat.pgmigrate_success
     16384 ±  4%     +72.5%      28257 ± 15%  proc-vmstat.slabs_scanned
   2452516 ± 62%    +165.0%    6499322 ±123%  latency_stats.avg.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_alloc_read_agfl.xfs_alloc_fix_freelist.xfs_alloc_vextent.xfs_ialloc_ag_alloc.xfs_dialloc.xfs_ialloc
    619509 ±123%    -100.0%       0.00 ± -1%  latency_stats.avg.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_btree_read_buf_block.xfs_btree_lookup_get_block.xfs_btree_lookup.xfs_alloc_lookup_eq.xfs_alloc_fixup_trees.xfs_alloc_ag_vextent_size
    668825 ±167%     -74.7%     169025 ± 94%  latency_stats.avg.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_btree_read_buf_block.xfs_btree_lookup_get_block.xfs_btree_lookup.xfs_inobt_insert.xfs_ialloc_ag_alloc.xfs_dialloc
      0.00 ± -1%      +Inf%   10533842 ±100%  latency_stats.avg.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_da_read_buf.xfs_dir3_block_read.xfs_dir2_block_addname.xfs_dir_createname.xfs_create.xfs_generic_create
   1434223 ± 33%    +205.1%    4375501 ± 39%  latency_stats.avg.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_imap_to_bp.xfs_iread.xfs_iget.xfs_ialloc.xfs_dir_ialloc.xfs_create
      1134 ±173%  +1.6e+05%    1818032 ±153%  latency_stats.avg.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_read_agf.xfs_alloc_read_agf.xfs_alloc_fix_freelist.xfs_alloc_vextent.xfs_ialloc_ag_alloc.xfs_dialloc
     35260 ±  6%    +280.2%     134055 ± 12%  latency_stats.hits.raid5_get_active_stripe.[raid456].raid5_make_request.[raid456].md_make_request.generic_make_request.submit_bio._xfs_buf_ioapply.xfs_buf_submit.xlog_bdstrat.xlog_sync.xlog_state_release_iclog._xfs_log_force_lsn.xfs_file_fsync
   9385649 ±  3%    +505.1%   56794939 ±  7%  latency_stats.hits.raid5_get_active_stripe.[raid456].raid5_make_request.[raid456].md_make_request.generic_make_request.submit_bio.xfs_submit_ioend_bio.xfs_submit_ioend.xfs_vm_writepage.__writepage.write_cache_pages.generic_writepages.xfs_vm_writepages
   3807550 ± 25%    +155.1%    9711263 ± 73%  latency_stats.max.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_alloc_read_agfl.xfs_alloc_fix_freelist.xfs_alloc_vextent.xfs_bmap_btalloc.xfs_bmap_alloc.xfs_bmapi_write
   2688649 ± 59%    +187.4%    7727816 ±117%  latency_stats.max.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_alloc_read_agfl.xfs_alloc_fix_freelist.xfs_alloc_vextent.xfs_ialloc_ag_alloc.xfs_dialloc.xfs_ialloc
    673991 ±108%    -100.0%       0.00 ± -1%  latency_stats.max.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_btree_read_buf_block.xfs_btree_lookup_get_block.xfs_btree_lookup.xfs_alloc_lookup_eq.xfs_alloc_fixup_trees.xfs_alloc_ag_vextent_size
    668825 ±167%     -74.6%     169683 ± 94%  latency_stats.max.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_btree_read_buf_block.xfs_btree_lookup_get_block.xfs_btree_lookup.xfs_inobt_insert.xfs_ialloc_ag_alloc.xfs_dialloc
      0.00 ± -1%      +Inf%   14261726 ± 73%  latency_stats.max.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_da_read_buf.xfs_dir3_block_read.xfs_dir2_block_addname.xfs_dir_createname.xfs_create.xfs_generic_create
   1260860 ± 73%    +328.3%    5400244 ±169%  latency_stats.max.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_da_read_buf.xfs_dir3_leaf_read.xfs_dir2_leaf_addname.xfs_dir_createname.xfs_create.xfs_generic_create
   5058489 ± 54%    +148.5%   12570469 ± 76%  latency_stats.max.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_da_read_buf.xfs_dir3_leaf_read.xfs_dir2_leaf_lookup_int.xfs_dir2_leaf_lookup.xfs_dir_lookup.xfs_lookup
      1134 ±173%  +4.8e+05%    5434961 ±154%  latency_stats.max.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_read_agf.xfs_alloc_read_agf.xfs_alloc_fix_freelist.xfs_alloc_vextent.xfs_ialloc_ag_alloc.xfs_dialloc
   6967127 ± 59%     +82.8%   12733733 ±127%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_alloc_read_agfl.xfs_alloc_fix_freelist.xfs_alloc_vextent.xfs_ialloc_ag_alloc.xfs_dialloc.xfs_ialloc
  11217182 ± 27%    +199.8%   33628397 ± 72%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_alloc_read_agfl.xfs_alloc_fix_freelist.xfs_free_extent.xfs_trans_free_extent.xfs_bmap_finish.xfs_itruncate_extents
    674368 ±108%    -100.0%       0.00 ± -1%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_btree_read_buf_block.xfs_btree_lookup_get_block.xfs_btree_lookup.xfs_alloc_lookup_eq.xfs_alloc_fixup_trees.xfs_alloc_ag_vextent_size
    668825 ±167%     -50.1%     333621 ± 97%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_btree_read_buf_block.xfs_btree_lookup_get_block.xfs_btree_lookup.xfs_inobt_insert.xfs_ialloc_ag_alloc.xfs_dialloc
      0.00 ± -1%      +Inf%   51551059 ± 88%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_da_read_buf.xfs_dir3_block_read.xfs_dir2_block_addname.xfs_dir_createname.xfs_create.xfs_generic_create
  87014211 ± 98%    +420.2%  4.527e+08 ± 36%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_da_read_buf.xfs_dir3_block_read.xfs_dir2_block_lookup_int.xfs_dir2_block_lookup.xfs_dir_lookup.xfs_lookup
   1318029 ± 69%    +573.2%    8872791 ±169%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_da_read_buf.xfs_dir3_leaf_read.xfs_dir2_leaf_addname.xfs_dir_createname.xfs_create.xfs_generic_create
  60188444 ± 39%    +368.4%  2.819e+08 ± 29%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_imap_to_bp.xfs_iread.xfs_iget.xfs_ialloc.xfs_dir_ialloc.xfs_create
  81840534 ± 50%    +295.9%   3.24e+08 ± 29%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_read_agf.xfs_alloc_read_agf.xfs_alloc_fix_freelist.xfs_alloc_vextent.xfs_bmap_btalloc.xfs_bmap_alloc
      1134 ±173%  +4.8e+05%    5435006 ±154%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_read_agf.xfs_alloc_read_agf.xfs_alloc_fix_freelist.xfs_alloc_vextent.xfs_ialloc_ag_alloc.xfs_dialloc
  1.69e+08 ± 42%    +381.8%  8.144e+08 ± 23%  latency_stats.sum.down.xfs_buf_lock._xfs_buf_find.xfs_buf_get_map.xfs_buf_read_map.xfs_trans_read_buf_map.xfs_read_agi.xfs_ialloc_read_agi.xfs_dialloc.xfs_ialloc.xfs_dir_ialloc.xfs_create
    411.75 ±115%   +3043.3%      12942 ± 21%  latency_stats.sum.wait_on_page_bit.__migration_entry_wait.migration_entry_wait.do_swap_page.handle_mm_fault.__do_page_fault.do_page_fault.page_fault
     70443 ± 38%    +284.3%     270746 ± 59%  latency_stats.sum.xlog_cil_force_lsn._xfs_log_force_lsn.xfs_file_fsync.vfs_fsync_range.do_fsync.SyS_fsync.entry_SYSCALL_64_fastpath

lkp-hsx02: Brickland Haswell-EX
Memory: 128G


                                    uptime.boot

  450 ++--------------------------------------------------------------------+
      O         O  O  O  O     O   O  O               O           O         |
  400 ++ O  O               O            O  O  O   O     O  O  O      O     |
  350 ++                                                                    |
      |                                                                     |
  300 *+.*..*...*..*..*..*..*      *..*..*..*..*...*..*..*..*..*..*...*..*..*
  250 ++                    :      :                                        |
      |                      :    :                                         |
  200 ++                     :    :                                         |
  150 ++                     :   :                                          |
      |                       :  :                                          |
  100 ++                      : :                                           |
   50 ++                      : :                                           |
      |                        :                                            |
    0 ++-----------------------*--------------------------------------------+


                                     uptime.idle

  60000 ++-----------------------O------------------------------------------+
        O  O     O  O  O   O        O  O     O     O  O         O  O        |
  50000 ++    O               O           O     O        O   O        O     |
        |                                                                   |
        |          .*..                        .*..  .*..                   |
  40000 *+.*..*..*.    *...*..*     *..*..*..*.    *.    *...*..*..*..*..*..*
        |                     :     :                                       |
  30000 ++                     :   :                                        |
        |                      :   :                                        |
  20000 ++                     :   :                                        |
        |                       : :                                         |
        |                       : :                                         |
  10000 ++                      : :                                         |
        |                        :                                          |
      0 ++-----------------------*------------------------------------------+


                                 turbostat.Avg_MHz

  300 ++--------------------------------------------------------------------+
      O                        O      O                           O         |
  250 ++                 O                                                  |
      |         O  O  O     O      O     O  O  O   O  O  O  O  O      O     |
      |  O  O                                                               |
  200 ++                                                                    |
      |                                                                     |
  150 ++                                                                    |
      |                                                                     |
  100 ++                                                                    |
      |                                                                     |
      *..*..*...*..*..                        .*...*..*..*..*..  .*...*..*..*
   50 ++              *..*..*..   .*..*..*..*.                 *.           |
      |                         ..                                          |
    0 ++-----------------------*--------------------------------------------+


                                 turbostat._Busy

  10 ++---------------------------------------------------------------------+
   9 O+                        O     O                            O         |
     |                  O                   O     O  O         O      O     |
   8 ++ O      O  O  O      O     O      O     O         O  O               |
   7 ++    O                                                                |
     |                                                                      |
   6 ++                                                                     |
   5 ++                                                                     |
   4 ++                                                                     |
     |                                                                      |
   3 ++                                                                     |
   2 *+.*..*...*..*..  .*...      *..      .*..*..*..*...*..*..*..*...*..*..*
     |               *.     *..  +   *...*.                                 |
   1 ++                         +                                           |
   0 ++------------------------*--------------------------------------------+


                                 turbostat.PkgWatt

  400 ++--------------------------------------------------------------------+
      O  O  O   O  O  O  O  O  O   O  O  O  O  O   O  O  O  O  O  O   O     |
  350 *+.*..*...*..*..*..*..*      *..*..*..*..*...*..*..*..*..*..*...*..*..*
  300 ++                    :      :                                        |
      |                      :    :                                         |
  250 ++                     :    :                                         |
      |                      :    :                                         |
  200 ++                     :   :                                          |
      |                       :  :                                          |
  150 ++                      :  :                                          |
  100 ++                      : :                                           |
      |                       : :                                           |
   50 ++                       ::                                           |
      |                        :                                            |
    0 ++-----------------------*--------------------------------------------+


                                  fsmark.app_overhead

  1.4e+06 ++----------------------------O--------------------------O--------+
          |                                                                 |
  1.2e+06 ++          O           O        O     O                          |
          O  O     O                                            O     O     |
    1e+06 ++             O  O  O     O        O     O     O  O              |
          |     O                                      O                    |
   800000 ++                                                                |
          |                                                                 |
   600000 *+.*..*..*..*..*..*..*     *..*..*..*..*..*..*..*..*..*..*..*..*..*
          |                     :    :                                      |
   400000 ++                    :   :                                       |
          |                      :  :                                       |
   200000 ++                     : :                                        |
          |                       ::                                        |
        0 ++----------------------*-----------------------------------------+


                              fsmark.time.system_time

  4500 ++-------------------------------------------------------------------+
       |                        O                                           |
  4000 O+                             O                            O        |
  3500 ++                 O                                                 |
       |            O              O         O     O  O        O      O     |
  3000 ++       O      O     O            O     O        O  O               |
  2500 ++ O  O                                                              |
       |                                                                    |
  2000 ++                                                                   |
  1500 ++                                                                   |
       |                                                                    |
  1000 ++                                                                   |
   500 ++                                                                   |
       *..*..*..*...*..*..*..*..  .*..*...*..*..*..*..*..*..*..*...*..*..*..*
     0 ++-----------------------*-------------------------------------------+


                      fsmark.time.percent_of_cpu_this_job_got

  1400 ++-------------------------------------------------------------------+
       |                                                                    |
  1200 O+                       O     O                            O        |
       |                  O                  O     O  O        O      O     |
  1000 ++       O   O  O     O     O      O     O        O  O               |
       |  O  O                                                              |
   800 ++                                                                   |
       |                                                                    |
   600 ++                                                                   |
       |                                                                    |
   400 ++                                                                   |
       |                                                                    |
   200 *+.*..*..*...*..  .*..                  .*..*..*..*..*..*...*..*..*..*
       |               *.    *..  .*..*...*..*.                             |
     0 ++-----------------------*-------------------------------------------+


                             fsmark.time.elapsed_time

  350 ++-----------------------O--------------------------------------------+
      O                            O  O                           O         |
  300 ++ O  O   O  O  O  O  O            O  O  O   O  O  O  O  O      O     |
      |                                                                     |
  250 ++                                                                    |
      |                                                                     |
  200 *+.*..*...*..*..                           ..*..  .*..     .*...*..*..|
      |               *..*..*      *..*..*..*..*.     *.    *..*.           *
  150 ++                    :     :                                         |
      |                      :    :                                         |
  100 ++                     :   :                                          |
      |                       :  :                                          |
   50 ++                      : :                                           |
      |                        ::                                           |
    0 ++-----------------------*--------------------------------------------+


                           fsmark.time.elapsed_time.max

  350 ++-----------------------O--------------------------------------------+
      O                            O  O                           O         |
  300 ++ O  O   O  O  O  O  O            O  O  O   O  O  O  O  O      O     |
      |                                                                     |
  250 ++                                                                    |
      |                                                                     |
  200 *+.*..*...*..*..                           ..*..  .*..     .*...*..*..|
      |               *..*..*      *..*..*..*..*.     *.    *..*.           *
  150 ++                    :     :                                         |
      |                      :    :                                         |
  100 ++                     :   :                                          |
      |                       :  :                                          |
   50 ++                      : :                                           |
      |                        ::                                           |
    0 ++-----------------------*--------------------------------------------+


                            fsmark.time.minor_page_faults

  100000 ++----------------------O-----O------------------------------------+
   90000 ++          O                                                      |
         O  O     O                 O      O     O              O     O     |
   80000 ++                O                  O     O     O  O     O        |
   70000 ++    O        O     O                                             |
         |                                             O                    |
   60000 ++                                                                 |
   50000 ++                                                                 |
   40000 ++                                                                 |
         |                                                                  |
   30000 ++                                                                 |
   20000 *+.*..*..*..*..*..*..*     *..*...*..*..*..*..*..*..*..*..*..*..*..*
         |                     +   +                                        |
   10000 ++                     + +                                         |
       0 ++----------------------*------------------------------------------+


                       fsmark.time.voluntary_context_switches

  8e+07 ++------------------------------------------------------------------+
        |                        O                                          |
  7e+07 O+             O               O                                    |
  6e+07 ++       O         O  O     O                              O        |
        |  O        O                        O     O  O  O      O     O     |
  5e+07 ++    O                           O     O            O              |
        |                                                                   |
  4e+07 ++                                                                  |
        |                                                                   |
  3e+07 ++                                                                  |
  2e+07 ++                                                                  |
        |                                                                   |
  1e+07 *+.*..*..*..*..*...*..*..   *..*..*..*..*..*..*..*...*..*..*..*..*..*
        |                         ..                                        |
      0 ++-----------------------*------------------------------------------+


                                 time.system_time

  4500 ++-------------------------------------------------------------------+
       |                        O                                           |
  4000 O+                             O                            O        |
  3500 ++                 O                                                 |
       |            O              O         O     O  O        O      O     |
  3000 ++       O      O     O            O     O        O  O               |
  2500 ++ O  O                                                              |
       |                                                                    |
  2000 ++                                                                   |
  1500 ++                                                                   |
       |                                                                    |
  1000 ++                                                                   |
   500 ++                                                                   |
       *..*..*..*...*..*..*..*..  .*..*...*..*..*..*..*..*..*..*...*..*..*..*
     0 ++-----------------------*-------------------------------------------+


                         time.percent_of_cpu_this_job_got

  1400 ++-------------------------------------------------------------------+
       |                                                                    |
  1200 O+                       O     O                            O        |
       |                  O                  O     O  O        O      O     |
  1000 ++       O   O  O     O     O      O     O        O  O               |
       |  O  O                                                              |
   800 ++                                                                   |
       |                                                                    |
   600 ++                                                                   |
       |                                                                    |
   400 ++                                                                   |
       |                                                                    |
   200 *+.*..*..*...*..  .*..                  .*..*..*..*..*..*...*..*..*..*
       |               *.    *..  .*..*...*..*.                             |
     0 ++-----------------------*-------------------------------------------+


                                 time.elapsed_time

  350 ++-----------------------O--------------------------------------------+
      O                            O  O                           O         |
  300 ++ O  O   O  O  O  O  O            O  O  O   O  O  O  O  O      O     |
      |                                                                     |
  250 ++                                                                    |
      |                                                                     |
  200 *+.*..*...*..*..                           ..*..  .*..     .*...*..*..|
      |               *..*..*      *..*..*..*..*.     *.    *..*.           *
  150 ++                    :     :                                         |
      |                      :    :                                         |
  100 ++                     :   :                                          |
      |                       :  :                                          |
   50 ++                      : :                                           |
      |                        ::                                           |
    0 ++-----------------------*--------------------------------------------+


                               time.elapsed_time.max

  350 ++-----------------------O--------------------------------------------+
      O                            O  O                           O         |
  300 ++ O  O   O  O  O  O  O            O  O  O   O  O  O  O  O      O     |
      |                                                                     |
  250 ++                                                                    |
      |                                                                     |
  200 *+.*..*...*..*..                           ..*..  .*..     .*...*..*..|
      |               *..*..*      *..*..*..*..*.     *.    *..*.           *
  150 ++                    :     :                                         |
      |                      :    :                                         |
  100 ++                     :   :                                          |
      |                       :  :                                          |
   50 ++                      : :                                           |
      |                        ::                                           |
    0 ++-----------------------*--------------------------------------------+


                               time.minor_page_faults

  100000 ++----------------------O-----O------------------------------------+
   90000 ++          O                                                      |
         O  O     O                 O      O     O              O     O     |
   80000 ++                O                  O     O     O  O     O        |
   70000 ++    O        O     O                                             |
         |                                             O                    |
   60000 ++                                                                 |
   50000 ++                                                                 |
   40000 ++                                                                 |
         |                                                                  |
   30000 ++                                                                 |
   20000 *+.*..*..*..*..*..*..*     *..*...*..*..*..*..*..*..*..*..*..*..*..*
         |                     +   +                                        |
   10000 ++                     + +                                         |
       0 ++----------------------*------------------------------------------+


                           time.voluntary_context_switches

  8e+07 ++------------------------------------------------------------------+
        |                        O                                          |
  7e+07 O+             O               O                                    |
  6e+07 ++       O         O  O     O                              O        |
        |  O        O                        O     O  O  O      O     O     |
  5e+07 ++    O                           O     O            O              |
        |                                                                   |
  4e+07 ++                                                                  |
        |                                                                   |
  3e+07 ++                                                                  |
  2e+07 ++                                                                  |
        |                                                                   |
  1e+07 *+.*..*..*..*..*...*..*..   *..*..*..*..*..*..*..*...*..*..*..*..*..*
        |                         ..                                        |
      0 ++-----------------------*------------------------------------------+

   
	[*] 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 Ye

View attachment "job.yaml" of type "text/plain" (3676 bytes)

View attachment "reproduce" of type "text/plain" (14821 bytes)

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ