Messages in this thread | | | From | kernel test robot <> | Subject | [lkp] [x86/build] b2c51106c75: -18.1% will-it-scale.per_process_ops | Date | Sat, 01 Aug 2015 13:17:33 +0800 |
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FYI, we noticed the below changes on
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/asm commit b2c51106c7581866c37ffc77c5d739f3d4b7cbc9 ("x86/build: Fix detection of GCC -mpreferred-stack-boundary support")
========================================================================================= tbox_group/testcase/rootfs/kconfig/compiler/cpufreq_governor/test: wsm/will-it-scale/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/performance/readseek2
commit: f2a50f8b7da45ff2de93a71393e715a2ab9f3b68 b2c51106c7581866c37ffc77c5d739f3d4b7cbc9
f2a50f8b7da45ff2 b2c51106c7581866c37ffc77c5 ---------------- -------------------------- %stddev %change %stddev \ | \ 879002 ± 0% -18.1% 720270 ± 7% will-it-scale.per_process_ops 0.02 ± 0% +34.5% 0.02 ± 7% will-it-scale.scalability 26153173 ± 0% +7.0% 27977076 ± 0% will-it-scale.time.voluntary_context_switches 15.70 ± 2% +14.5% 17.98 ± 0% time.user_time 370683 ± 0% +6.2% 393491 ± 0% vmstat.system.cs 830343 ± 56% -54.0% 382128 ± 39% cpuidle.C1E-NHM.time 788.25 ± 14% -21.7% 617.25 ± 16% cpuidle.C1E-NHM.usage 3947 ± 2% +10.6% 4363 ± 3% slabinfo.kmalloc-192.active_objs 3947 ± 2% +10.6% 4363 ± 3% slabinfo.kmalloc-192.num_objs 1082762 ±162% -100.0% 0.00 ± -1% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 1082762 ±162% -100.0% 0.00 ± -1% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 1082762 ±162% -100.0% 0.00 ± -1% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 2.58 ± 8% +19.5% 3.09 ± 3% perf-profile.cpu-cycles._raw_spin_lock_irqsave.finish_wait.__wait_on_bit_lock.__lock_page.find_lock_entry 7.02 ± 3% +9.2% 7.67 ± 2% perf-profile.cpu-cycles._raw_spin_lock_irqsave.prepare_to_wait_exclusive.__wait_on_bit_lock.__lock_page.find_lock_entry 3.07 ± 2% +14.8% 3.53 ± 3% perf-profile.cpu-cycles.finish_wait.__wait_on_bit_lock.__lock_page.find_lock_entry.shmem_getpage_gfp 3.05 ± 5% -8.4% 2.79 ± 4% perf-profile.cpu-cycles.hrtimer_start_range_ns.tick_nohz_stop_sched_tick.__tick_nohz_idle_enter.tick_nohz_idle_enter.cpu_startup_entry 0.98 ± 3% -25.1% 0.74 ± 7% perf-profile.cpu-cycles.is_ftrace_trampoline.print_context_stack.dump_trace.save_stack_trace_tsk.__account_scheduler_latency 1.82 ± 18% +46.6% 2.67 ± 3% perf-profile.cpu-cycles.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.finish_wait.__wait_on_bit_lock.__lock_page 8.05 ± 3% +9.5% 8.82 ± 3% perf-profile.cpu-cycles.prepare_to_wait_exclusive.__wait_on_bit_lock.__lock_page.find_lock_entry.shmem_getpage_gfp 7.75 ± 34% -64.5% 2.75 ± 64% sched_debug.cfs_rq[2]:/.nr_spread_over 1135 ± 20% -43.6% 640.75 ± 49% sched_debug.cfs_rq[3]:/.blocked_load_avg 1215 ± 21% -43.1% 691.50 ± 46% sched_debug.cfs_rq[3]:/.tg_load_contrib 38.50 ± 21% +129.9% 88.50 ± 36% sched_debug.cfs_rq[4]:/.load 26.00 ± 20% +98.1% 51.50 ± 46% sched_debug.cfs_rq[4]:/.runnable_load_avg 128.25 ± 18% +227.5% 420.00 ± 43% sched_debug.cfs_rq[4]:/.utilization_load_avg 1015 ± 78% +101.1% 2042 ± 25% sched_debug.cfs_rq[6]:/.blocked_load_avg 1069 ± 72% +100.2% 2140 ± 23% sched_debug.cfs_rq[6]:/.tg_load_contrib 88.75 ± 14% -47.3% 46.75 ± 36% sched_debug.cfs_rq[9]:/.load 59.25 ± 23% -41.4% 34.75 ± 34% sched_debug.cfs_rq[9]:/.runnable_load_avg 315.50 ± 45% -64.6% 111.67 ± 1% sched_debug.cfs_rq[9]:/.utilization_load_avg 2246758 ± 7% +87.6% 4213925 ± 65% sched_debug.cpu#0.nr_switches 2249376 ± 7% +87.4% 4215969 ± 65% sched_debug.cpu#0.sched_count 1121438 ± 7% +81.0% 2030313 ± 61% sched_debug.cpu#0.sched_goidle 1151160 ± 7% +86.5% 2146608 ± 64% sched_debug.cpu#0.ttwu_count 33.75 ± 15% -22.2% 26.25 ± 6% sched_debug.cpu#1.cpu_load[3] 33.25 ± 10% -18.0% 27.25 ± 7% sched_debug.cpu#1.cpu_load[4] 40.00 ± 18% +24.4% 49.75 ± 18% sched_debug.cpu#10.cpu_load[2] 39.25 ± 14% +22.3% 48.00 ± 10% sched_debug.cpu#10.cpu_load[3] 39.50 ± 15% +20.3% 47.50 ± 6% sched_debug.cpu#10.cpu_load[4] 5269004 ± 1% +27.8% 6731790 ± 30% sched_debug.cpu#10.nr_switches 5273193 ± 1% +27.8% 6736526 ± 30% sched_debug.cpu#10.sched_count 2633974 ± 1% +27.8% 3365271 ± 30% sched_debug.cpu#10.sched_goidle 2644149 ± 1% +26.9% 3356318 ± 30% sched_debug.cpu#10.ttwu_count 30.75 ± 15% +66.7% 51.25 ± 31% sched_debug.cpu#11.cpu_load[1] 5116609 ± 4% +34.5% 6884238 ± 33% sched_debug.cpu#9.nr_switches 5120531 ± 4% +34.5% 6889156 ± 33% sched_debug.cpu#9.sched_count 2557822 ± 4% +34.5% 3441428 ± 33% sched_debug.cpu#9.sched_goidle 0.00 ±141% +4.2e+05% 4.76 ±173% sched_debug.rt_rq[10]:/.rt_time
wsm: Westmere Memory: 6G
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, Ying Huang --- 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: 11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b model: Westmere memory: 6G nr_hdd_partitions: 1 hdd_partitions: ata-ATAPI_iHES208_2_3782208017_250915404 swap_partitions: rootfs_partition: netconsole_port: 6667 category: benchmark perf-profile: freq: 800 will-it-scale: test: readseek2 queue: cyclic testbox: wsm tbox_group: wsm kconfig: x86_64-rhel enqueue_time: 2015-07-28 04:08:48.371752899 +08:00 user: lkp compiler: gcc-4.9 head_commit: 11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b base_commit: cbfe8fa6cd672011c755c3cd85c9ffd4e2d10a6f branch: linux-devel/devel-hourly-2015072818 kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b/vmlinuz-4.2.0-rc4-02469-g11b9de4" rootfs: debian-x86_64-2015-02-07.cgz result_root: "/result/will-it-scale/performance-readseek2/wsm/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b/0" job_file: "/lkp/scheduled/wsm/cyclic_will-it-scale-performance-readseek2-x86_64-rhel-CYCLIC_HEAD-11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b-20150728-22560-192715z-0.yaml" dequeue_time: 2015-07-29 00:56:27.676781673 +08:00 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/wsm/cyclic_will-it-scale-performance-readseek2-x86_64-rhel-CYCLIC_HEAD-11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b-20150728-22560-192715z-0.yaml - ARCH=x86_64 - kconfig=x86_64-rhel - branch=linux-devel/devel-hourly-2015072818 - commit=11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b - BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b/vmlinuz-4.2.0-rc4-02469-g11b9de4 - max_uptime=1500 - RESULT_ROOT=/result/will-it-scale/performance-readseek2/wsm/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b/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-4.9/11b9de4b33595f8168c4a8fa2bff3ca4c9b38c7b/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" job_state: finished loadavg: 9.93 5.11 2.06 1/186 4844 start_time: '1438102760' end_time: '1438103064' version: "/lkp/lkp/.src-20150728-100132" echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu10/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu11/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor ./runtest.py readseek2 32 both 1 6 9 12
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