From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============6943516079689187584==" MIME-Version: 1.0 From: kernel test robot To: lkp@lists.01.org Subject: [locks] 7f3697e24d: +35.1% will-it-scale.per_thread_ops Date: Fri, 29 Jan 2016 09:32:19 +0800 Message-ID: <87powlp3vg.fsf@yhuang-dev.intel.com> List-Id: --===============6943516079689187584== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable FYI, we noticed the below changes on https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master commit 7f3697e24dc3820b10f445a4a7d914fc356012d1 ("locks: fix unlock when fc= ntl_setlk races with a close") =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-snb01/lo= ck1/will-it-scale commit: = 9189922675ecca0fab38931d86b676e9d79602dc 7f3697e24dc3820b10f445a4a7d914fc356012d1 9189922675ecca0f 7f3697e24dc3820b10f445a4a7 = ---------------- -------------------------- = %stddev %change %stddev \ | \ = 2376432 =C2=B1 0% +2.1% 2427484 =C2=B1 0% will-it-scale.per_p= rocess_ops 807889 =C2=B1 0% +35.1% 1091496 =C2=B1 4% will-it-scale.per_t= hread_ops 22.08 =C2=B1 2% +89.1% 41.75 =C2=B1 5% will-it-scale.time.= user_time 1238371 =C2=B1 14% +100.4% 2481345 =C2=B1 39% cpuidle.C1E-SNB.time 3098 =C2=B1 57% -66.6% 1035 =C2=B1171% numa-numastat.node1= .other_node 379.25 =C2=B1 8% -21.4% 298.00 =C2=B1 12% numa-vmstat.node0.n= r_alloc_batch 22.08 =C2=B1 2% +89.1% 41.75 =C2=B1 5% time.user_time 1795 =C2=B1 4% +7.5% 1930 =C2=B1 2% vmstat.system.cs 0.54 =C2=B1 5% +136.9% 1.28 =C2=B1 10% perf-profile.cycles= .___might_sleep.__might_sleep.kmem_cache_alloc.locks_alloc_lock.__posix_loc= k_file 1.65 =C2=B1 57% +245.2% 5.70 =C2=B1 29% perf-profile.cycles= .__fdget_raw.sys_fcntl.entry_SYSCALL_64_fastpath 1.58 =C2=B1 59% +248.3% 5.50 =C2=B1 31% perf-profile.cycles= .__fget.__fget_light.__fdget_raw.sys_fcntl.entry_SYSCALL_64_fastpath 1.62 =C2=B1 58% +246.3% 5.63 =C2=B1 30% perf-profile.cycles= .__fget_light.__fdget_raw.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =C2=B1 -1% +Inf% 5.88 =C2=B1 11% perf-profile.cycles= .__memset.locks_alloc_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait 2.50 =C2=B1 2% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .__memset.locks_alloc_lock.__posix_lock_file.vfs_lock_file.fcntl_setlk 1.29 =C2=B1 4% +138.8% 3.09 =C2=B1 11% perf-profile.cycles= .__memset.locks_alloc_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.47 =C2=B1 9% +144.4% 1.16 =C2=B1 11% perf-profile.cycles= .__might_fault.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.37 =C2=B1 12% +140.3% 0.90 =C2=B1 9% perf-profile.cycles= .__might_sleep.__might_fault.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.86 =C2=B1 6% +137.7% 2.05 =C2=B1 10% perf-profile.cycles= .__might_sleep.kmem_cache_alloc.locks_alloc_lock.__posix_lock_file.vfs_lock= _file 0.61 =C2=B1 14% +56.8% 0.95 =C2=B1 14% perf-profile.cycles= .__might_sleep.kmem_cache_alloc.locks_alloc_lock.fcntl_setlk.sys_fcntl 0.00 =C2=B1 -1% +Inf% 39.84 =C2=B1 12% perf-profile.cycles= .__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_setlk.sys_fcntl 16.44 =C2=B1 3% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fas= tpath 0.00 =C2=B1 -1% +Inf% 1.77 =C2=B1 11% perf-profile.cycles= ._raw_spin_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_set= lk 59.34 =C2=B1 1% -72.4% 16.36 =C2=B1 33% perf-profile.cycles= ._raw_spin_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.46 =C2=B1 11% +144.9% 1.13 =C2=B1 19% perf-profile.cycles= .avc_has_perm.inode_has_perm.file_has_perm.selinux_file_fcntl.security_file= _fcntl 0.87 =C2=B1 6% +103.2% 1.77 =C2=B1 12% perf-profile.cycles= .avc_has_perm.inode_has_perm.file_has_perm.selinux_file_lock.security_file_= lock 0.81 =C2=B1 4% +135.7% 1.90 =C2=B1 10% perf-profile.cycles= .copy_user_generic_string.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =C2=B1 -1% +Inf% 41.86 =C2=B1 12% perf-profile.cycles= .do_lock_file_wait.part.29.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.88 =C2=B1 6% +127.8% 2.00 =C2=B1 9% perf-profile.cycles= .entry_SYSCALL_64 0.86 =C2=B1 4% +122.6% 1.92 =C2=B1 12% perf-profile.cycles= .entry_SYSCALL_64_after_swapgs 84.98 =C2=B1 0% -9.1% 77.20 =C2=B1 2% perf-profile.cycles= .fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.76 =C2=B1 10% +142.1% 1.84 =C2=B1 14% perf-profile.cycles= .file_has_perm.selinux_file_fcntl.security_file_fcntl.sys_fcntl.entry_SYSCA= LL_64_fastpath 1.35 =C2=B1 4% +106.3% 2.78 =C2=B1 11% perf-profile.cycles= .file_has_perm.selinux_file_lock.security_file_lock.fcntl_setlk.sys_fcntl 0.00 =C2=B1 -1% +Inf% 0.89 =C2=B1 12% perf-profile.cycles= .flock_to_posix_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 6.90 =C2=B1 4% -48.6% 3.55 =C2=B1 27% perf-profile.cycles= .fput.entry_SYSCALL_64_fastpath 0.51 =C2=B1 10% +140.5% 1.23 =C2=B1 16% perf-profile.cycles= .inode_has_perm.isra.31.file_has_perm.selinux_file_fcntl.security_file_fcnt= l.sys_fcntl 0.98 =C2=B1 4% +97.7% 1.93 =C2=B1 11% perf-profile.cycles= .inode_has_perm.isra.31.file_has_perm.selinux_file_lock.security_file_lock.= fcntl_setlk 0.00 =C2=B1 -1% +Inf% 6.56 =C2=B1 10% perf-profile.cycles= .kmem_cache_alloc.locks_alloc_lock.__posix_lock_file.vfs_lock_file.do_lock_= file_wait 2.75 =C2=B1 4% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .kmem_cache_alloc.locks_alloc_lock.__posix_lock_file.vfs_lock_file.fcntl_se= tlk 1.53 =C2=B1 7% +119.7% 3.37 =C2=B1 13% perf-profile.cycles= .kmem_cache_alloc.locks_alloc_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_f= astpath 0.00 =C2=B1 -1% +Inf% 1.79 =C2=B1 11% perf-profile.cycles= .kmem_cache_free.locks_free_lock.__posix_lock_file.vfs_lock_file.do_lock_fi= le_wait 0.46 =C2=B1 14% +257.0% 1.66 =C2=B1 11% perf-profile.cycles= .kmem_cache_free.locks_free_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fas= tpath 0.40 =C2=B1 7% +158.6% 1.05 =C2=B1 17% perf-profile.cycles= .kmem_cache_free.locks_free_lock.locks_dispose_list.__posix_lock_file.vfs_l= ock_file 0.00 =C2=B1 -1% +Inf% 0.96 =C2=B1 10% perf-profile.cycles= .lg_local_lock.locks_insert_lock_ctx.__posix_lock_file.vfs_lock_file.do_loc= k_file_wait 0.00 =C2=B1 -1% +Inf% 14.69 =C2=B1 10% perf-profile.cycles= .locks_alloc_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_s= etlk 6.38 =C2=B1 3% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .locks_alloc_lock.__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl 3.28 =C2=B1 6% +127.1% 7.45 =C2=B1 12% perf-profile.cycles= .locks_alloc_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =C2=B1 -1% +Inf% 9.75 =C2=B1 13% perf-profile.cycles= .locks_delete_lock_ctx.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fc= ntl_setlk 3.61 =C2=B1 1% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .locks_delete_lock_ctx.__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl 0.00 =C2=B1 -1% +Inf% 1.84 =C2=B1 11% perf-profile.cycles= .locks_dispose_list.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl= _setlk 0.00 =C2=B1 -1% +Inf% 2.42 =C2=B1 10% perf-profile.cycles= .locks_free_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_se= tlk 1.00 =C2=B1 3% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .locks_free_lock.__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl 0.63 =C2=B1 11% +224.1% 2.05 =C2=B1 10% perf-profile.cycles= .locks_free_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =C2=B1 -1% +Inf% 1.22 =C2=B1 14% perf-profile.cycles= .locks_free_lock.locks_dispose_list.__posix_lock_file.vfs_lock_file.do_lock= _file_wait 0.00 =C2=B1 -1% +Inf% 6.17 =C2=B1 15% perf-profile.cycles= .locks_insert_lock_ctx.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fc= ntl_setlk 2.31 =C2=B1 6% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .locks_insert_lock_ctx.__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl 0.00 =C2=B1 -1% +Inf% 8.96 =C2=B1 13% perf-profile.cycles= .locks_unlink_lock_ctx.locks_delete_lock_ctx.__posix_lock_file.vfs_lock_fil= e.do_lock_file_wait 3.27 =C2=B1 1% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .locks_unlink_lock_ctx.locks_delete_lock_ctx.__posix_lock_file.vfs_lock_fil= e.fcntl_setlk 53.88 =C2=B1 1% -79.7% 10.92 =C2=B1 46% perf-profile.cycles= .native_queued_spin_lock_slowpath._raw_spin_lock.fcntl_setlk.sys_fcntl.entr= y_SYSCALL_64_fastpath 2.75 =C2=B1 0% +183.3% 7.79 =C2=B1 13% perf-profile.cycles= .put_pid.locks_unlink_lock_ctx.locks_delete_lock_ctx.__posix_lock_file.vfs_= lock_file 1.11 =C2=B1 9% +137.2% 2.63 =C2=B1 14% perf-profile.cycles= .security_file_fcntl.sys_fcntl.entry_SYSCALL_64_fastpath 1.69 =C2=B1 4% +118.2% 3.69 =C2=B1 11% perf-profile.cycles= .security_file_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.91 =C2=B1 9% +139.0% 2.17 =C2=B1 14% perf-profile.cycles= .selinux_file_fcntl.security_file_fcntl.sys_fcntl.entry_SYSCALL_64_fastpath 1.39 =C2=B1 4% +114.6% 2.97 =C2=B1 10% perf-profile.cycles= .selinux_file_lock.security_file_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_6= 4_fastpath 0.00 =C2=B1 -1% +Inf% 41.12 =C2=B1 12% perf-profile.cycles= .vfs_lock_file.do_lock_file_wait.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fas= tpath 17.04 =C2=B1 3% -100.0% 0.00 =C2=B1 -1% perf-profile.cycles= .vfs_lock_file.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 34.75 =C2=B1148% +132.4% 80.75 =C2=B1 82% sched_debug.cfs_rq:= /.load.8 15.00 =C2=B1 9% +198.3% 44.75 =C2=B1 72% sched_debug.cfs_rq:= /.load_avg.21 25.00 =C2=B1 29% +574.0% 168.50 =C2=B1 78% sched_debug.cfs_rq:= /.load_avg.9 38.47 =C2=B1 5% +29.1% 49.65 =C2=B1 26% sched_debug.cfs_rq:= /.load_avg.avg 63.17 =C2=B1 10% +44.3% 91.16 =C2=B1 36% sched_debug.cfs_rq:= /.load_avg.stddev 893865 =C2=B1 12% -12.5% 782455 =C2=B1 0% sched_debug.cfs_rq:= /.min_vruntime.25 18.25 =C2=B1 26% +52.1% 27.75 =C2=B1 25% sched_debug.cfs_rq:= /.runnable_load_avg.9 -57635 =C2=B1-68% -196.4% 55548 =C2=B1130% sched_debug.cfs_rq:= /.spread0.1 -802264 =C2=B1-25% -29.5% -565458 =C2=B1-49% sched_debug.cfs_rq:= /.spread0.8 -804662 =C2=B1-25% -29.4% -567811 =C2=B1-48% sched_debug.cfs_rq:= /.spread0.min 1233 =C2=B1 5% +30.9% 1614 =C2=B1 28% sched_debug.cfs_rq:= /.tg_load_avg.0 1233 =C2=B1 5% +30.9% 1614 =C2=B1 28% sched_debug.cfs_rq:= /.tg_load_avg.1 1228 =C2=B1 5% +30.3% 1601 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.10 1228 =C2=B1 5% +30.4% 1601 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.11 1228 =C2=B1 5% +30.3% 1601 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.12 1229 =C2=B1 5% +30.0% 1598 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.13 1228 =C2=B1 5% +30.1% 1598 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.14 1229 =C2=B1 5% +30.0% 1598 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.15 1226 =C2=B1 5% +30.3% 1598 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.16 1226 =C2=B1 5% +30.2% 1597 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.17 1227 =C2=B1 5% +30.1% 1595 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.18 1227 =C2=B1 5% +29.4% 1588 =C2=B1 26% sched_debug.cfs_rq:= /.tg_load_avg.19 1233 =C2=B1 5% +30.4% 1609 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.2 1222 =C2=B1 5% +29.9% 1587 =C2=B1 26% sched_debug.cfs_rq:= /.tg_load_avg.20 1223 =C2=B1 5% +24.2% 1519 =C2=B1 20% sched_debug.cfs_rq:= /.tg_load_avg.21 1223 =C2=B1 5% +23.8% 1515 =C2=B1 20% sched_debug.cfs_rq:= /.tg_load_avg.22 1223 =C2=B1 5% +23.9% 1515 =C2=B1 20% sched_debug.cfs_rq:= /.tg_load_avg.23 1223 =C2=B1 5% +23.9% 1515 =C2=B1 20% sched_debug.cfs_rq:= /.tg_load_avg.24 1223 =C2=B1 5% +23.5% 1511 =C2=B1 19% sched_debug.cfs_rq:= /.tg_load_avg.25 1224 =C2=B1 5% +23.5% 1512 =C2=B1 19% sched_debug.cfs_rq:= /.tg_load_avg.26 1223 =C2=B1 5% +23.1% 1506 =C2=B1 19% sched_debug.cfs_rq:= /.tg_load_avg.27 1223 =C2=B1 5% +22.5% 1499 =C2=B1 19% sched_debug.cfs_rq:= /.tg_load_avg.28 1224 =C2=B1 5% +22.5% 1499 =C2=B1 19% sched_debug.cfs_rq:= /.tg_load_avg.29 1233 =C2=B1 5% +30.3% 1607 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.3 1223 =C2=B1 5% +22.2% 1495 =C2=B1 18% sched_debug.cfs_rq:= /.tg_load_avg.30 1224 =C2=B1 5% +22.0% 1493 =C2=B1 19% sched_debug.cfs_rq:= /.tg_load_avg.31 1234 =C2=B1 5% +30.0% 1604 =C2=B1 28% sched_debug.cfs_rq:= /.tg_load_avg.4 1233 =C2=B1 5% +30.0% 1604 =C2=B1 28% sched_debug.cfs_rq:= /.tg_load_avg.5 1231 =C2=B1 5% +30.3% 1604 =C2=B1 28% sched_debug.cfs_rq:= /.tg_load_avg.6 1233 =C2=B1 5% +30.0% 1603 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.7 1231 =C2=B1 5% +30.1% 1601 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.8 1228 =C2=B1 5% +30.3% 1601 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.9 1228 =C2=B1 5% +27.8% 1569 =C2=B1 24% sched_debug.cfs_rq:= /.tg_load_avg.avg 1246 =C2=B1 5% +30.7% 1628 =C2=B1 27% sched_debug.cfs_rq:= /.tg_load_avg.max 1212 =C2=B1 5% +22.2% 1481 =C2=B1 19% sched_debug.cfs_rq:= /.tg_load_avg.min 15.00 =C2=B1 9% +198.3% 44.75 =C2=B1 72% sched_debug.cfs_rq:= /.tg_load_avg_contrib.21 25.00 =C2=B1 29% +574.0% 168.50 =C2=B1 78% sched_debug.cfs_rq:= /.tg_load_avg_contrib.9 38.53 =C2=B1 5% +29.0% 49.71 =C2=B1 26% sched_debug.cfs_rq:= /.tg_load_avg_contrib.avg 63.34 =C2=B1 10% +44.1% 91.30 =C2=B1 36% sched_debug.cfs_rq:= /.tg_load_avg_contrib.stddev 532.25 =C2=B1 2% +8.5% 577.50 =C2=B1 6% sched_debug.cfs_rq:= /.util_avg.15 210.75 =C2=B1 14% -14.4% 180.50 =C2=B1 4% sched_debug.cfs_rq:= /.util_avg.29 450.00 =C2=B1 22% +50.7% 678.00 =C2=B1 18% sched_debug.cfs_rq:= /.util_avg.9 955572 =C2=B1 4% -10.2% 857813 =C2=B1 5% sched_debug.cpu.avg= _idle.6 23.99 =C2=B1 60% -76.2% 5.71 =C2=B1 24% sched_debug.cpu.clo= ck.stddev 23.99 =C2=B1 60% -76.2% 5.71 =C2=B1 24% sched_debug.cpu.clo= ck_task.stddev 2840 =C2=B1 37% -47.4% 1492 =C2=B1 65% sched_debug.cpu.cur= r->pid.25 34.75 =C2=B1148% +132.4% 80.75 =C2=B1 82% sched_debug.cpu.loa= d.8 61776 =C2=B1 7% -7.1% 57380 =C2=B1 0% sched_debug.cpu.nr_= load_updates.25 6543 =C2=B1 2% +20.4% 7879 =C2=B1 9% sched_debug.cpu.nr_= switches.0 5256 =C2=B1 23% +177.1% 14566 =C2=B1 52% sched_debug.cpu.nr_= switches.27 7915 =C2=B1 3% +8.7% 8605 =C2=B1 3% sched_debug.cpu.nr_= switches.avg -0.25 =C2=B1-519% +1900.0% -5.00 =C2=B1-24% sched_debug.cpu.nr= _uninterruptible.12 2.00 =C2=B1 93% -125.0% -0.50 =C2=B1-300% sched_debug.cpu.nr= _uninterruptible.24 17468 =C2=B1 14% +194.3% 51413 =C2=B1 75% sched_debug.cpu.sch= ed_count.15 2112 =C2=B1 2% +20.8% 2552 =C2=B1 11% sched_debug.cpu.sch= ed_goidle.0 2103 =C2=B1 34% +219.0% 6709 =C2=B1 55% sched_debug.cpu.sch= ed_goidle.27 3159 =C2=B1 3% +8.2% 3418 =C2=B1 4% sched_debug.cpu.sch= ed_goidle.avg 1323 =C2=B1 64% -72.7% 361.50 =C2=B1 15% sched_debug.cpu.ttw= u_count.23 3264 =C2=B1 12% +94.4% 6347 =C2=B1 41% sched_debug.cpu.ttw= u_count.27 3860 =C2=B1 3% +9.0% 4208 =C2=B1 3% sched_debug.cpu.ttw= u_count.avg 2358 =C2=B1 3% +28.7% 3035 =C2=B1 9% sched_debug.cpu.ttw= u_local.0 1110 =C2=B1 22% +54.6% 1716 =C2=B1 28% sched_debug.cpu.ttw= u_local.27 1814 =C2=B1 8% +16.1% 2106 =C2=B1 5% sched_debug.cpu.ttw= u_local.stddev lkp-snb01: Sandy Bridge-EP Memory: 32G will-it-scale.per_thread_ops 1.2e+06 ++--------------------------------------------------------------= -+ | O = | 1.15e+06 O+O O O O O O O O = | 1.1e+06 ++ = | | O O O O O OO = | 1.05e+06 ++ O O = | 1e+06 ++ = | | = | 950000 ++ = | 900000 ++ = | | = | 850000 ++ = | 800000 *+*.*.*.*.*.*.*.*.*.*.*.*. .*.*. *.*.*.*.*.*.*.*.*.*.*.*.*.*.*.*= .* | * * = | 750000 ++--------------------------------------------------------------= -+ will-it-scale.time.user_time 50 ++--------------------------------------------------------------------= -+ | = | 45 ++ O O O O O O = | O O O O = | | O O O O O = | 40 ++ O O O O = | | = | 35 ++ = | | = | 30 ++ = | | = | | * = | 25 ++ + + = | *.*.*.*..*.* *.*.*..*.*.*.*.*.*.*..*.*.*.*.*.*.*..*.*.*.*.*.*..*.*.*= .* 20 ++--------------------------------------------------------------------= -+ [*] bisect-good sample [O] bisect-bad sample To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tes= ts.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Disclaimer: Results have been estimated based on internal Intel analysis and are provid= ed for informational purposes only. Any difference in system hardware or softw= are design or configuration may affect actual performance. Thanks, Ying Huang --===============6943516079689187584== Content-Type: text/plain MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="job.yaml" LS0tCkxLUF9TRVJWRVI6IGlubgpMS1BfQ0dJX1BPUlQ6IDgwCkxLUF9DSUZTX1BPUlQ6IDEzOQp0 ZXN0Y2FzZTogd2lsbC1pdC1zY2FsZQpkZWZhdWx0LW1vbml0b3JzOgogIHdhaXQ6IGFjdGl2YXRl LW1vbml0b3IKICBrbXNnOiAKICB1cHRpbWU6IAogIGlvc3RhdDogCiAgdm1zdGF0OiAKICBudW1h LW51bWFzdGF0OiAKICBudW1hLXZtc3RhdDogCiAgbnVtYS1tZW1pbmZvOiAKICBwcm9jLXZtc3Rh dDogCiAgcHJvYy1zdGF0OgogICAgaW50ZXJ2YWw6IDEwCiAgbWVtaW5mbzogCiAgc2xhYmluZm86 IAogIGludGVycnVwdHM6IAogIGxvY2tfc3RhdDogCiAgbGF0ZW5jeV9zdGF0czogCiAgc29mdGly cXM6IAogIGJkaV9kZXZfbWFwcGluZzogCiAgZGlza3N0YXRzOiAKICBuZnNzdGF0OiAKICBjcHVp ZGxlOiAKICBjcHVmcmVxLXN0YXRzOiAKICB0dXJib3N0YXQ6IAogIHBtZXRlcjogCiAgc2NoZWRf ZGVidWc6CiAgICBpbnRlcnZhbDogNjAKY3B1ZnJlcV9nb3Zlcm5vcjogcGVyZm9ybWFuY2UKZGVm YXVsdC13YXRjaGRvZ3M6CiAgb29tLWtpbGxlcjogCiAgd2F0Y2hkb2c6IApjb21taXQ6IDdmMzY5 N2UyNGRjMzgyMGIxMGY0NDVhNGE3ZDkxNGZjMzU2MDEyZDEKbW9kZWw6IFNhbmR5IEJyaWRnZS1F UAptZW1vcnk6IDMyRwpoZGRfcGFydGl0aW9uczogIi9kZXYvc2RhMiIKc3dhcF9wYXJ0aXRpb25z OiAKY2F0ZWdvcnk6IGJlbmNobWFyawpwZXJmLXByb2ZpbGU6CiAgZnJlcTogODAwCndpbGwtaXQt c2NhbGU6CiAgdGVzdDogbG9jazEKcXVldWU6IGJpc2VjdAp0ZXN0Ym94OiBsa3Atc25iMDEKdGJv eF9ncm91cDogbGtwLXNuYjAxCmtjb25maWc6IHg4Nl82NC1yaGVsCmVucXVldWVfdGltZTogMjAx Ni0wMS0yOCAxNDo1MDoyMS42OTkxNzg5NjUgKzA4OjAwCmlkOiBjM2VkNzI5MzhkMzgzYTIxMWVm ZmNlN2ZhY2M5NzhjMmNjMjQ3YWE4CnVzZXI6IGxrcApjb21waWxlcjogZ2NjLTQuOQpoZWFkX2Nv bW1pdDogOTJlOTYzZjUwZmM3NDA0MWI1ZTllNzQ0YzMzMGRjYTQ4ZTA0ZjA4ZApiYXNlX2NvbW1p dDogNTM0OGMxZTllMGRjMmI2MmE0ODRjNGI3NGE4ZDFkNTlhYTk2MjBhNApicmFuY2g6IGxpbnVz L21hc3Rlcgpyb290ZnM6IGRlYmlhbi14ODZfNjQtMjAxNS0wMi0wNy5jZ3oKcmVzdWx0X3Jvb3Q6 ICIvcmVzdWx0L3dpbGwtaXQtc2NhbGUvcGVyZm9ybWFuY2UtbG9jazEvbGtwLXNuYjAxL2RlYmlh bi14ODZfNjQtMjAxNS0wMi0wNy5jZ3oveDg2XzY0LXJoZWwvZ2NjLTQuOS83ZjM2OTdlMjRkYzM4 MjBiMTBmNDQ1YTRhN2Q5MTRmYzM1NjAxMmQxLzAiCmpvYl9maWxlOiAiL2xrcC9zY2hlZHVsZWQv bGtwLXNuYjAxL2Jpc2VjdF93aWxsLWl0LXNjYWxlLXBlcmZvcm1hbmNlLWxvY2sxLWRlYmlhbi14 ODZfNjQtMjAxNS0wMi0wNy5jZ3oteDg2XzY0LXJoZWwtN2YzNjk3ZTI0ZGMzODIwYjEwZjQ0NWE0 YTdkOTE0ZmMzNTYwMTJkMS0yMDE2MDEyOC03NTkxMS0xMWhkYXB5LTAueWFtbCIKbnJfY3B1OiAi JChucHJvYykiCm1heF91cHRpbWU6IDE1MDAKaW5pdHJkOiAiL29zaW1hZ2UvZGViaWFuL2RlYmlh bi14ODZfNjQtMjAxNS0wMi0wNy5jZ3oiCmJvb3Rsb2FkZXJfYXBwZW5kOgotIHJvb3Q9L2Rldi9y YW0wCi0gdXNlcj1sa3AKLSBqb2I9L2xrcC9zY2hlZHVsZWQvbGtwLXNuYjAxL2Jpc2VjdF93aWxs LWl0LXNjYWxlLXBlcmZvcm1hbmNlLWxvY2sxLWRlYmlhbi14ODZfNjQtMjAxNS0wMi0wNy5jZ3ot eDg2XzY0LXJoZWwtN2YzNjk3ZTI0ZGMzODIwYjEwZjQ0NWE0YTdkOTE0ZmMzNTYwMTJkMS0yMDE2 MDEyOC03NTkxMS0xMWhkYXB5LTAueWFtbAotIEFSQ0g9eDg2XzY0Ci0ga2NvbmZpZz14ODZfNjQt cmhlbAotIGJyYW5jaD1saW51cy9tYXN0ZXIKLSBjb21taXQ9N2YzNjk3ZTI0ZGMzODIwYjEwZjQ0 NWE0YTdkOTE0ZmMzNTYwMTJkMQotIEJPT1RfSU1BR0U9L3BrZy9saW51eC94ODZfNjQtcmhlbC9n Y2MtNC45LzdmMzY5N2UyNGRjMzgyMGIxMGY0NDVhNGE3ZDkxNGZjMzU2MDEyZDEvdm1saW51ei00 LjQuMC1yYzEtMDAwMDUtZzdmMzY5N2UKLSBtYXhfdXB0aW1lPTE1MDAKLSBSRVNVTFRfUk9PVD0v cmVzdWx0L3dpbGwtaXQtc2NhbGUvcGVyZm9ybWFuY2UtbG9jazEvbGtwLXNuYjAxL2RlYmlhbi14 ODZfNjQtMjAxNS0wMi0wNy5jZ3oveDg2XzY0LXJoZWwvZ2NjLTQuOS83ZjM2OTdlMjRkYzM4MjBi MTBmNDQ1YTRhN2Q5MTRmYzM1NjAxMmQxLzAKLSBMS1BfU0VSVkVSPWlubgotIHwyLQoKCiAgZWFy bHlwcmludGs9dHR5UzAsMTE1MjAwIHN5c3RlbWQubG9nX2xldmVsPWVycgogIGRlYnVnIGFwaWM9 ZGVidWcgc3lzcnFfYWx3YXlzX2VuYWJsZWQgcmN1cGRhdGUucmN1X2NwdV9zdGFsbF90aW1lb3V0 PTEwMAogIHBhbmljPS0xIHNvZnRsb2NrdXBfcGFuaWM9MSBubWlfd2F0Y2hkb2c9cGFuaWMgb29w cz1wYW5pYyBsb2FkX3JhbWRpc2s9MiBwcm9tcHRfcmFtZGlzaz0wCiAgY29uc29sZT10dHlTMCwx MTUyMDAgY29uc29sZT10dHkwIHZnYT1ub3JtYWwKCiAgcncKbGtwX2luaXRyZDogIi9sa3AvbGtw L2xrcC14ODZfNjQuY2d6Igptb2R1bGVzX2luaXRyZDogIi9wa2cvbGludXgveDg2XzY0LXJoZWwv Z2NjLTQuOS83ZjM2OTdlMjRkYzM4MjBiMTBmNDQ1YTRhN2Q5MTRmYzM1NjAxMmQxL21vZHVsZXMu Y2d6IgpibV9pbml0cmQ6ICIvb3NpbWFnZS9kZXBzL2RlYmlhbi14ODZfNjQtMjAxNS0wMi0wNy5j Z3ovbGtwLmNneiwvb3NpbWFnZS9kZXBzL2RlYmlhbi14ODZfNjQtMjAxNS0wMi0wNy5jZ3ovcnVu LWlwY29uZmlnLmNneiwvb3NpbWFnZS9kZXBzL2RlYmlhbi14ODZfNjQtMjAxNS0wMi0wNy5jZ3ov dHVyYm9zdGF0LmNneiwvbGtwL2JlbmNobWFya3MvdHVyYm9zdGF0LmNneiwvbGtwL2JlbmNobWFy a3Mvd2lsbC1pdC1zY2FsZS5jZ3oiCmxpbnV4X2hlYWRlcnNfaW5pdHJkOiAiL3BrZy9saW51eC94 ODZfNjQtcmhlbC9nY2MtNC45LzdmMzY5N2UyNGRjMzgyMGIxMGY0NDVhNGE3ZDkxNGZjMzU2MDEy ZDEvbGludXgtaGVhZGVycy5jZ3oiCnJlcGVhdF90bzogMgprZXJuZWw6ICIvcGtnL2xpbnV4L3g4 Nl82NC1yaGVsL2djYy00LjkvN2YzNjk3ZTI0ZGMzODIwYjEwZjQ0NWE0YTdkOTE0ZmMzNTYwMTJk MS92bWxpbnV6LTQuNC4wLXJjMS0wMDAwNS1nN2YzNjk3ZSIKZGVxdWV1ZV90aW1lOiAyMDE2LTAx LTI4IDE1OjExOjU2LjkxMDg5NjYxOSArMDg6MDAKam9iX3N0YXRlOiBmaW5pc2hlZApsb2FkYXZn OiAyNy44OCAxMi41OCA0LjkzIDIvMzY4IDkwOTMKc3RhcnRfdGltZTogJzE0NTM5NjUxNTgnCmVu ZF90aW1lOiAnMTQ1Mzk2NTQ2OCcKdmVyc2lvbjogIi9sa3AvbGtwLy5zcmMtMjAxNjAxMjctMjIz ODUzIgo= --===============6943516079689187584== Content-Type: application/x-sh MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; 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Thu, 28 Jan 2016 20:32:25 -0500 Received: from mga03.intel.com ([134.134.136.65]:53535 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932406AbcA2BcW (ORCPT ); Thu, 28 Jan 2016 20:32:22 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.22,361,1449561600"; d="yaml'?sh'?scan'208";a="736298185" From: kernel test robot Subject: [lkp] [locks] 7f3697e24d: +35.1% will-it-scale.per_thread_ops CC: lkp@01.org CC: LKML CC: "J. Bruce Fields" CC: Dmitry Vyukov CC: Alexander Viro TO: Jeff Layton Date: Fri, 29 Jan 2016 09:32:19 +0800 Message-ID: <87powlp3vg.fsf@yhuang-dev.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-=-= Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable FYI, we noticed the below changes on https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master commit 7f3697e24dc3820b10f445a4a7d914fc356012d1 ("locks: fix unlock when fc= ntl_setlk races with a close") =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-snb01/lo= ck1/will-it-scale commit:=20 9189922675ecca0fab38931d86b676e9d79602dc 7f3697e24dc3820b10f445a4a7d914fc356012d1 9189922675ecca0f 7f3697e24dc3820b10f445a4a7=20 ---------------- --------------------------=20 %stddev %change %stddev \ | \=20=20 2376432 =B1 0% +2.1% 2427484 =B1 0% will-it-scale.per_process= _ops 807889 =B1 0% +35.1% 1091496 =B1 4% will-it-scale.per_thread_= ops 22.08 =B1 2% +89.1% 41.75 =B1 5% will-it-scale.time.user_t= ime 1238371 =B1 14% +100.4% 2481345 =B1 39% cpuidle.C1E-SNB.time 3098 =B1 57% -66.6% 1035 =B1171% numa-numastat.node1.other= _node 379.25 =B1 8% -21.4% 298.00 =B1 12% numa-vmstat.node0.nr_allo= c_batch 22.08 =B1 2% +89.1% 41.75 =B1 5% time.user_time 1795 =B1 4% +7.5% 1930 =B1 2% vmstat.system.cs 0.54 =B1 5% +136.9% 1.28 =B1 10% perf-profile.cycles.___mi= ght_sleep.__might_sleep.kmem_cache_alloc.locks_alloc_lock.__posix_lock_file 1.65 =B1 57% +245.2% 5.70 =B1 29% perf-profile.cycles.__fdg= et_raw.sys_fcntl.entry_SYSCALL_64_fastpath 1.58 =B1 59% +248.3% 5.50 =B1 31% perf-profile.cycles.__fge= t.__fget_light.__fdget_raw.sys_fcntl.entry_SYSCALL_64_fastpath 1.62 =B1 58% +246.3% 5.63 =B1 30% perf-profile.cycles.__fge= t_light.__fdget_raw.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =B1 -1% +Inf% 5.88 =B1 11% perf-profile.cycles.__mem= set.locks_alloc_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait 2.50 =B1 2% -100.0% 0.00 =B1 -1% perf-profile.cycles.__mem= set.locks_alloc_lock.__posix_lock_file.vfs_lock_file.fcntl_setlk 1.29 =B1 4% +138.8% 3.09 =B1 11% perf-profile.cycles.__mem= set.locks_alloc_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.47 =B1 9% +144.4% 1.16 =B1 11% perf-profile.cycles.__mig= ht_fault.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.37 =B1 12% +140.3% 0.90 =B1 9% perf-profile.cycles.__mig= ht_sleep.__might_fault.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.86 =B1 6% +137.7% 2.05 =B1 10% perf-profile.cycles.__mig= ht_sleep.kmem_cache_alloc.locks_alloc_lock.__posix_lock_file.vfs_lock_file 0.61 =B1 14% +56.8% 0.95 =B1 14% perf-profile.cycles.__mig= ht_sleep.kmem_cache_alloc.locks_alloc_lock.fcntl_setlk.sys_fcntl 0.00 =B1 -1% +Inf% 39.84 =B1 12% perf-profile.cycles.__pos= ix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_setlk.sys_fcntl 16.44 =B1 3% -100.0% 0.00 =B1 -1% perf-profile.cycles.__pos= ix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =B1 -1% +Inf% 1.77 =B1 11% perf-profile.cycles._raw_= spin_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_setlk 59.34 =B1 1% -72.4% 16.36 =B1 33% perf-profile.cycles._raw_= spin_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.46 =B1 11% +144.9% 1.13 =B1 19% perf-profile.cycles.avc_h= as_perm.inode_has_perm.file_has_perm.selinux_file_fcntl.security_file_fcntl 0.87 =B1 6% +103.2% 1.77 =B1 12% perf-profile.cycles.avc_h= as_perm.inode_has_perm.file_has_perm.selinux_file_lock.security_file_lock 0.81 =B1 4% +135.7% 1.90 =B1 10% perf-profile.cycles.copy_= user_generic_string.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =B1 -1% +Inf% 41.86 =B1 12% perf-profile.cycles.do_lo= ck_file_wait.part.29.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.88 =B1 6% +127.8% 2.00 =B1 9% perf-profile.cycles.entry= _SYSCALL_64 0.86 =B1 4% +122.6% 1.92 =B1 12% perf-profile.cycles.entry= _SYSCALL_64_after_swapgs 84.98 =B1 0% -9.1% 77.20 =B1 2% perf-profile.cycles.fcntl= _setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.76 =B1 10% +142.1% 1.84 =B1 14% perf-profile.cycles.file_= has_perm.selinux_file_fcntl.security_file_fcntl.sys_fcntl.entry_SYSCALL_64_= fastpath 1.35 =B1 4% +106.3% 2.78 =B1 11% perf-profile.cycles.file_= has_perm.selinux_file_lock.security_file_lock.fcntl_setlk.sys_fcntl 0.00 =B1 -1% +Inf% 0.89 =B1 12% perf-profile.cycles.flock= _to_posix_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 6.90 =B1 4% -48.6% 3.55 =B1 27% perf-profile.cycles.fput.= entry_SYSCALL_64_fastpath 0.51 =B1 10% +140.5% 1.23 =B1 16% perf-profile.cycles.inode= _has_perm.isra.31.file_has_perm.selinux_file_fcntl.security_file_fcntl.sys_= fcntl 0.98 =B1 4% +97.7% 1.93 =B1 11% perf-profile.cycles.inode= _has_perm.isra.31.file_has_perm.selinux_file_lock.security_file_lock.fcntl_= setlk 0.00 =B1 -1% +Inf% 6.56 =B1 10% perf-profile.cycles.kmem_= cache_alloc.locks_alloc_lock.__posix_lock_file.vfs_lock_file.do_lock_file_w= ait 2.75 =B1 4% -100.0% 0.00 =B1 -1% perf-profile.cycles.kmem_= cache_alloc.locks_alloc_lock.__posix_lock_file.vfs_lock_file.fcntl_setlk 1.53 =B1 7% +119.7% 3.37 =B1 13% perf-profile.cycles.kmem_= cache_alloc.locks_alloc_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =B1 -1% +Inf% 1.79 =B1 11% perf-profile.cycles.kmem_= cache_free.locks_free_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait 0.46 =B1 14% +257.0% 1.66 =B1 11% perf-profile.cycles.kmem_= cache_free.locks_free_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.40 =B1 7% +158.6% 1.05 =B1 17% perf-profile.cycles.kmem_= cache_free.locks_free_lock.locks_dispose_list.__posix_lock_file.vfs_lock_fi= le 0.00 =B1 -1% +Inf% 0.96 =B1 10% perf-profile.cycles.lg_lo= cal_lock.locks_insert_lock_ctx.__posix_lock_file.vfs_lock_file.do_lock_file= _wait 0.00 =B1 -1% +Inf% 14.69 =B1 10% perf-profile.cycles.locks= _alloc_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_setlk 6.38 =B1 3% -100.0% 0.00 =B1 -1% perf-profile.cycles.locks= _alloc_lock.__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl 3.28 =B1 6% +127.1% 7.45 =B1 12% perf-profile.cycles.locks= _alloc_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =B1 -1% +Inf% 9.75 =B1 13% perf-profile.cycles.locks= _delete_lock_ctx.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_se= tlk 3.61 =B1 1% -100.0% 0.00 =B1 -1% perf-profile.cycles.locks= _delete_lock_ctx.__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl 0.00 =B1 -1% +Inf% 1.84 =B1 11% perf-profile.cycles.locks= _dispose_list.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_setlk 0.00 =B1 -1% +Inf% 2.42 =B1 10% perf-profile.cycles.locks= _free_lock.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_setlk 1.00 =B1 3% -100.0% 0.00 =B1 -1% perf-profile.cycles.locks= _free_lock.__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl 0.63 =B1 11% +224.1% 2.05 =B1 10% perf-profile.cycles.locks= _free_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.00 =B1 -1% +Inf% 1.22 =B1 14% perf-profile.cycles.locks= _free_lock.locks_dispose_list.__posix_lock_file.vfs_lock_file.do_lock_file_= wait 0.00 =B1 -1% +Inf% 6.17 =B1 15% perf-profile.cycles.locks= _insert_lock_ctx.__posix_lock_file.vfs_lock_file.do_lock_file_wait.fcntl_se= tlk 2.31 =B1 6% -100.0% 0.00 =B1 -1% perf-profile.cycles.locks= _insert_lock_ctx.__posix_lock_file.vfs_lock_file.fcntl_setlk.sys_fcntl 0.00 =B1 -1% +Inf% 8.96 =B1 13% perf-profile.cycles.locks= _unlink_lock_ctx.locks_delete_lock_ctx.__posix_lock_file.vfs_lock_file.do_l= ock_file_wait 3.27 =B1 1% -100.0% 0.00 =B1 -1% perf-profile.cycles.locks= _unlink_lock_ctx.locks_delete_lock_ctx.__posix_lock_file.vfs_lock_file.fcnt= l_setlk 53.88 =B1 1% -79.7% 10.92 =B1 46% perf-profile.cycles.nativ= e_queued_spin_lock_slowpath._raw_spin_lock.fcntl_setlk.sys_fcntl.entry_SYSC= ALL_64_fastpath 2.75 =B1 0% +183.3% 7.79 =B1 13% perf-profile.cycles.put_p= id.locks_unlink_lock_ctx.locks_delete_lock_ctx.__posix_lock_file.vfs_lock_f= ile 1.11 =B1 9% +137.2% 2.63 =B1 14% perf-profile.cycles.secur= ity_file_fcntl.sys_fcntl.entry_SYSCALL_64_fastpath 1.69 =B1 4% +118.2% 3.69 =B1 11% perf-profile.cycles.secur= ity_file_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 0.91 =B1 9% +139.0% 2.17 =B1 14% perf-profile.cycles.selin= ux_file_fcntl.security_file_fcntl.sys_fcntl.entry_SYSCALL_64_fastpath 1.39 =B1 4% +114.6% 2.97 =B1 10% perf-profile.cycles.selin= ux_file_lock.security_file_lock.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fast= path 0.00 =B1 -1% +Inf% 41.12 =B1 12% perf-profile.cycles.vfs_l= ock_file.do_lock_file_wait.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 17.04 =B1 3% -100.0% 0.00 =B1 -1% perf-profile.cycles.vfs_l= ock_file.fcntl_setlk.sys_fcntl.entry_SYSCALL_64_fastpath 34.75 =B1148% +132.4% 80.75 =B1 82% sched_debug.cfs_rq:/.load= .8 15.00 =B1 9% +198.3% 44.75 =B1 72% sched_debug.cfs_rq:/.load= _avg.21 25.00 =B1 29% +574.0% 168.50 =B1 78% sched_debug.cfs_rq:/.load= _avg.9 38.47 =B1 5% +29.1% 49.65 =B1 26% sched_debug.cfs_rq:/.load= _avg.avg 63.17 =B1 10% +44.3% 91.16 =B1 36% sched_debug.cfs_rq:/.load= _avg.stddev 893865 =B1 12% -12.5% 782455 =B1 0% sched_debug.cfs_rq:/.min_= vruntime.25 18.25 =B1 26% +52.1% 27.75 =B1 25% sched_debug.cfs_rq:/.runn= able_load_avg.9 -57635 =B1-68% -196.4% 55548 =B1130% sched_debug.cfs_rq:/.spre= ad0.1 -802264 =B1-25% -29.5% -565458 =B1-49% sched_debug.cfs_rq:/.spre= ad0.8 -804662 =B1-25% -29.4% -567811 =B1-48% sched_debug.cfs_rq:/.spre= ad0.min 1233 =B1 5% +30.9% 1614 =B1 28% sched_debug.cfs_rq:/.tg_l= oad_avg.0 1233 =B1 5% +30.9% 1614 =B1 28% sched_debug.cfs_rq:/.tg_l= oad_avg.1 1228 =B1 5% +30.3% 1601 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.10 1228 =B1 5% +30.4% 1601 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.11 1228 =B1 5% +30.3% 1601 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.12 1229 =B1 5% +30.0% 1598 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.13 1228 =B1 5% +30.1% 1598 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.14 1229 =B1 5% +30.0% 1598 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.15 1226 =B1 5% +30.3% 1598 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.16 1226 =B1 5% +30.2% 1597 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.17 1227 =B1 5% +30.1% 1595 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.18 1227 =B1 5% +29.4% 1588 =B1 26% sched_debug.cfs_rq:/.tg_l= oad_avg.19 1233 =B1 5% +30.4% 1609 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.2 1222 =B1 5% +29.9% 1587 =B1 26% sched_debug.cfs_rq:/.tg_l= oad_avg.20 1223 =B1 5% +24.2% 1519 =B1 20% sched_debug.cfs_rq:/.tg_l= oad_avg.21 1223 =B1 5% +23.8% 1515 =B1 20% sched_debug.cfs_rq:/.tg_l= oad_avg.22 1223 =B1 5% +23.9% 1515 =B1 20% sched_debug.cfs_rq:/.tg_l= oad_avg.23 1223 =B1 5% +23.9% 1515 =B1 20% sched_debug.cfs_rq:/.tg_l= oad_avg.24 1223 =B1 5% +23.5% 1511 =B1 19% sched_debug.cfs_rq:/.tg_l= oad_avg.25 1224 =B1 5% +23.5% 1512 =B1 19% sched_debug.cfs_rq:/.tg_l= oad_avg.26 1223 =B1 5% +23.1% 1506 =B1 19% sched_debug.cfs_rq:/.tg_l= oad_avg.27 1223 =B1 5% +22.5% 1499 =B1 19% sched_debug.cfs_rq:/.tg_l= oad_avg.28 1224 =B1 5% +22.5% 1499 =B1 19% sched_debug.cfs_rq:/.tg_l= oad_avg.29 1233 =B1 5% +30.3% 1607 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.3 1223 =B1 5% +22.2% 1495 =B1 18% sched_debug.cfs_rq:/.tg_l= oad_avg.30 1224 =B1 5% +22.0% 1493 =B1 19% sched_debug.cfs_rq:/.tg_l= oad_avg.31 1234 =B1 5% +30.0% 1604 =B1 28% sched_debug.cfs_rq:/.tg_l= oad_avg.4 1233 =B1 5% +30.0% 1604 =B1 28% sched_debug.cfs_rq:/.tg_l= oad_avg.5 1231 =B1 5% +30.3% 1604 =B1 28% sched_debug.cfs_rq:/.tg_l= oad_avg.6 1233 =B1 5% +30.0% 1603 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.7 1231 =B1 5% +30.1% 1601 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.8 1228 =B1 5% +30.3% 1601 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.9 1228 =B1 5% +27.8% 1569 =B1 24% sched_debug.cfs_rq:/.tg_l= oad_avg.avg 1246 =B1 5% +30.7% 1628 =B1 27% sched_debug.cfs_rq:/.tg_l= oad_avg.max 1212 =B1 5% +22.2% 1481 =B1 19% sched_debug.cfs_rq:/.tg_l= oad_avg.min 15.00 =B1 9% +198.3% 44.75 =B1 72% sched_debug.cfs_rq:/.tg_l= oad_avg_contrib.21 25.00 =B1 29% +574.0% 168.50 =B1 78% sched_debug.cfs_rq:/.tg_l= oad_avg_contrib.9 38.53 =B1 5% +29.0% 49.71 =B1 26% sched_debug.cfs_rq:/.tg_l= oad_avg_contrib.avg 63.34 =B1 10% +44.1% 91.30 =B1 36% sched_debug.cfs_rq:/.tg_l= oad_avg_contrib.stddev 532.25 =B1 2% +8.5% 577.50 =B1 6% sched_debug.cfs_rq:/.util= _avg.15 210.75 =B1 14% -14.4% 180.50 =B1 4% sched_debug.cfs_rq:/.util= _avg.29 450.00 =B1 22% +50.7% 678.00 =B1 18% sched_debug.cfs_rq:/.util= _avg.9 955572 =B1 4% -10.2% 857813 =B1 5% sched_debug.cpu.avg_idle.6 23.99 =B1 60% -76.2% 5.71 =B1 24% sched_debug.cpu.clock.std= dev 23.99 =B1 60% -76.2% 5.71 =B1 24% sched_debug.cpu.clock_tas= k.stddev 2840 =B1 37% -47.4% 1492 =B1 65% sched_debug.cpu.curr->pid= .25 34.75 =B1148% +132.4% 80.75 =B1 82% sched_debug.cpu.load.8 61776 =B1 7% -7.1% 57380 =B1 0% sched_debug.cpu.nr_load_u= pdates.25 6543 =B1 2% +20.4% 7879 =B1 9% sched_debug.cpu.nr_switch= es.0 5256 =B1 23% +177.1% 14566 =B1 52% sched_debug.cpu.nr_switch= es.27 7915 =B1 3% +8.7% 8605 =B1 3% sched_debug.cpu.nr_switch= es.avg -0.25 =B1-519% +1900.0% -5.00 =B1-24% sched_debug.cpu.nr_unint= erruptible.12 2.00 =B1 93% -125.0% -0.50 =B1-300% sched_debug.cpu.nr_unint= erruptible.24 17468 =B1 14% +194.3% 51413 =B1 75% sched_debug.cpu.sched_cou= nt.15 2112 =B1 2% +20.8% 2552 =B1 11% sched_debug.cpu.sched_goi= dle.0 2103 =B1 34% +219.0% 6709 =B1 55% sched_debug.cpu.sched_goi= dle.27 3159 =B1 3% +8.2% 3418 =B1 4% sched_debug.cpu.sched_goi= dle.avg 1323 =B1 64% -72.7% 361.50 =B1 15% sched_debug.cpu.ttwu_coun= t.23 3264 =B1 12% +94.4% 6347 =B1 41% sched_debug.cpu.ttwu_coun= t.27 3860 =B1 3% +9.0% 4208 =B1 3% sched_debug.cpu.ttwu_coun= t.avg 2358 =B1 3% +28.7% 3035 =B1 9% sched_debug.cpu.ttwu_loca= l.0 1110 =B1 22% +54.6% 1716 =B1 28% sched_debug.cpu.ttwu_loca= l.27 1814 =B1 8% +16.1% 2106 =B1 5% sched_debug.cpu.ttwu_loca= l.stddev lkp-snb01: Sandy Bridge-EP Memory: 32G will-it-scale.per_thread_ops 1.2e+06 ++--------------------------------------------------------------= -+ | O = | 1.15e+06 O+O O O O O O O O = | 1.1e+06 ++ = | | O O O O O OO = | 1.05e+06 ++ O O = | 1e+06 ++ = | | = | 950000 ++ = | 900000 ++ = | | = | 850000 ++ = | 800000 *+*.*.*.*.*.*.*.*.*.*.*.*. .*.*. *.*.*.*.*.*.*.*.*.*.*.*.*.*.*.*= .* | * * = | 750000 ++--------------------------------------------------------------= -+ will-it-scale.time.user_time 50 ++--------------------------------------------------------------------= -+ | = | 45 ++ O O O O O O = | O O O O = | | O O O O O = | 40 ++ O O O O = | | = | 35 ++ = | | = | 30 ++ = | | = | | * = | 25 ++ + + = | *.*.*.*..*.* *.*.*..*.*.*.*.*.*.*..*.*.*.*.*.*.*..*.*.*.*.*.*..*.*.*= .* 20 ++--------------------------------------------------------------------= -+ [*] bisect-good sample [O] bisect-bad sample To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tes= ts.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Disclaimer: Results have been estimated based on internal Intel analysis and are provid= ed for informational purposes only. Any difference in system hardware or softw= are design or configuration may affect actual performance. Thanks, Ying Huang --=-=-= Content-Type: text/plain; charset=ascii Content-Disposition: attachment; filename=job.yaml --- LKP_SERVER: inn LKP_CGI_PORT: 80 LKP_CIFS_PORT: 139 testcase: will-it-scale default-monitors: wait: activate-monitor kmsg: uptime: iostat: vmstat: numa-numastat: numa-vmstat: numa-meminfo: proc-vmstat: proc-stat: interval: 10 meminfo: slabinfo: interrupts: lock_stat: latency_stats: softirqs: bdi_dev_mapping: diskstats: nfsstat: cpuidle: cpufreq-stats: turbostat: pmeter: sched_debug: interval: 60 cpufreq_governor: performance default-watchdogs: oom-killer: watchdog: commit: 7f3697e24dc3820b10f445a4a7d914fc356012d1 model: Sandy Bridge-EP memory: 32G hdd_partitions: "/dev/sda2" swap_partitions: category: benchmark perf-profile: freq: 800 will-it-scale: test: lock1 queue: bisect testbox: lkp-snb01 tbox_group: lkp-snb01 kconfig: x86_64-rhel enqueue_time: 2016-01-28 14:50:21.699178965 +08:00 id: c3ed72938d383a211effce7facc978c2cc247aa8 user: lkp compiler: gcc-4.9 head_commit: 92e963f50fc74041b5e9e744c330dca48e04f08d base_commit: 5348c1e9e0dc2b62a484c4b74a8d1d59aa9620a4 branch: linus/master rootfs: debian-x86_64-2015-02-07.cgz result_root: "/result/will-it-scale/performance-lock1/lkp-snb01/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/7f3697e24dc3820b10f445a4a7d914fc356012d1/0" job_file: "/lkp/scheduled/lkp-snb01/bisect_will-it-scale-performance-lock1-debian-x86_64-2015-02-07.cgz-x86_64-rhel-7f3697e24dc3820b10f445a4a7d914fc356012d1-20160128-75911-11hdapy-0.yaml" nr_cpu: "$(nproc)" max_uptime: 1500 initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" bootloader_append: - root=/dev/ram0 - user=lkp - job=/lkp/scheduled/lkp-snb01/bisect_will-it-scale-performance-lock1-debian-x86_64-2015-02-07.cgz-x86_64-rhel-7f3697e24dc3820b10f445a4a7d914fc356012d1-20160128-75911-11hdapy-0.yaml - ARCH=x86_64 - kconfig=x86_64-rhel - branch=linus/master - commit=7f3697e24dc3820b10f445a4a7d914fc356012d1 - BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/7f3697e24dc3820b10f445a4a7d914fc356012d1/vmlinuz-4.4.0-rc1-00005-g7f3697e - max_uptime=1500 - RESULT_ROOT=/result/will-it-scale/performance-lock1/lkp-snb01/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/7f3697e24dc3820b10f445a4a7d914fc356012d1/0 - LKP_SERVER=inn - |2- earlyprintk=ttyS0,115200 systemd.log_level=err debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal rw lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz" modules_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/7f3697e24dc3820b10f445a4a7d914fc356012d1/modules.cgz" bm_initrd: "/osimage/deps/debian-x86_64-2015-02-07.cgz/lkp.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/run-ipconfig.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/turbostat.cgz,/lkp/benchmarks/turbostat.cgz,/lkp/benchmarks/will-it-scale.cgz" linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/7f3697e24dc3820b10f445a4a7d914fc356012d1/linux-headers.cgz" repeat_to: 2 kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/7f3697e24dc3820b10f445a4a7d914fc356012d1/vmlinuz-4.4.0-rc1-00005-g7f3697e" dequeue_time: 2016-01-28 15:11:56.910896619 +08:00 job_state: finished loadavg: 27.88 12.58 4.93 2/368 9093 start_time: '1453965158' end_time: '1453965468' version: "/lkp/lkp/.src-20160127-223853" --=-=-= Content-Type: application/x-sh Content-Disposition: attachment; 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