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Date: Fri, 14 Mar 2014 14:16:43 +0800
From: Fengguang Wu <fengguang.wu@...el.com>
To: Alex Shi <alex.shi@...aro.org>
Cc: linux-kernel@...r.kernel.org
Subject: Re: [sched/balance] INFO: possible recursive locking detected
Alex,
Here are the test results for branch alexshi/single-balance
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
100 ~ 0% +69.7% 170 ~ 0% lkp-nex04/micro/ebizzy/200%-100-10
100 ~ 0% +69.7% 170 ~ 0% TOTAL ebizzy.throughput.per_thread.max
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
70 ~ 0% -24.1% 53 ~ 2% lkp-nex04/micro/ebizzy/200%-100-10
70 ~ 0% -24.1% 53 ~ 2% TOTAL ebizzy.throughput.per_thread.min
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
8259 ~ 0% -21.1% 6513 ~ 0% nhm8/micro/dbench/100%
8259 ~ 0% -21.1% 6513 ~ 0% TOTAL dbench.throughput-MB/sec
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
273 ~ 0% -12.2% 239 ~ 0% lkp-a06/micro/qperf/600s
273 ~ 0% -12.2% 239 ~ 0% TOTAL qperf.udp_bw.send_bw.MB_sec
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
266 ~ 0% -11.5% 236 ~ 1% lkp-a06/micro/qperf/600s
266 ~ 0% -11.5% 236 ~ 1% TOTAL qperf.udp_bw.recv_bw.MB_sec
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1305 ~ 0% -1.6% 1284 ~ 0% lkp-a04/micro/netperf/120s-200%-SCTP_RR
1305 ~ 0% -1.6% 1284 ~ 0% TOTAL netperf.Throughput_tps
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
0 ~ 0% +Inf% 15 ~37% xps2/micro/pigz/100%
0 ~ 0% +Inf% 15 ~37% TOTAL cpuidle.POLL.time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
0 ~ 0% +Inf% 1 ~35% xps2/micro/pigz/100%
0 ~ 0% +Inf% 1 ~35% TOTAL cpuidle.POLL.usage
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
652 ~ 8% +12247.8% 80606 ~37% lkp-a06/micro/qperf/600s
652 ~ 8% +12247.8% 80606 ~37% TOTAL interrupts.46:PCI-MSI-edge.eth0-rx-0
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2.076e+08 ~ 2% -38.8% 1.271e+08 ~ 4% lkp-a06/micro/qperf/600s
2.076e+08 ~ 2% -38.8% 1.271e+08 ~ 4% TOTAL cpuidle.C1.time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
272 ~28% -77.7% 60 ~33% nhm8/micro/dbench/100%
272 ~28% -77.7% 60 ~33% TOTAL cpuidle.C1E-NHM.usage
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
150897 ~17% +170.9% 408742 ~25% xps2/micro/pigz/100%
150897 ~17% +170.9% 408742 ~25% TOTAL cpuidle.C1-NHM.time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
396 ~ 8% +44.0% 570 ~15% xps2/micro/pigz/100%
396 ~ 8% +44.0% 570 ~15% TOTAL cpuidle.C1-NHM.usage
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
142164 ~38% +134.0% 332734 ~13% lkp-a04/micro/netperf/120s-200%-SCTP_RR
107420 ~11% +60.7% 172632 ~34% lkp-a04/micro/netperf/120s-200%-SCTP_STREAM
52277488 ~ 4% -27.7% 37785333 ~ 3% lkp-a06/micro/qperf/600s
52527073 ~ 5% -27.1% 38290700 ~ 3% TOTAL cpuidle.C2.time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
259 ~12% +40.6% 365 ~20% lkp-a04/micro/netperf/120s-200%-SCTP_STREAM
259 ~12% +40.6% 365 ~20% TOTAL cpuidle.C2.usage
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
17249 ~44% +234.0% 57611 ~37% lkp-a04/micro/netperf/120s-200%-SCTP_RR
115242 ~18% +42.2% 163908 ~20% lkp-a04/micro/netperf/120s-200%-SCTP_STREAM
15808 ~33% +323.3% 66910 ~31% lkp-a04/micro/netperf/120s-200%-TCP_CRR
21121 ~42% +194.6% 62220 ~39% lkp-a04/micro/netperf/120s-200%-TCP_RR
10201776 ~14% -44.2% 5690345 ~32% lkp-a06/micro/qperf/600s
10371197 ~14% -41.8% 6040996 ~31% TOTAL cpuidle.C3.time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
13692 ~ 2% +115.8% 29549 ~ 1% lkp-a04/micro/netperf/120s-200%-SCTP_RR
15001 ~ 2% +33.6% 20043 ~ 4% lkp-a04/micro/netperf/120s-200%-SCTP_STREAM
14224 ~ 6% +105.2% 29188 ~ 1% lkp-a04/micro/netperf/120s-200%-SCTP_STREAM_MANY
13113 ~ 2% +142.4% 31788 ~10% lkp-a04/micro/netperf/120s-200%-TCP_CRR
13398 ~ 3% +121.7% 29701 ~ 1% lkp-a04/micro/netperf/120s-200%-TCP_RR
13536 ~ 3% +114.7% 29056 ~ 0% lkp-a04/micro/netperf/120s-200%-TCP_SENDFILE
13358 ~ 2% +118.8% 29228 ~ 2% lkp-a04/micro/netperf/120s-200%-UDP_RR
48281 ~ 2% +84.3% 89003 ~ 1% lkp-a06/micro/qperf/600s
442360 ~ 5% -67.9% 142104 ~ 7% lkp-nex04/micro/ebizzy/200%-100-10
42185 ~ 1% +127.7% 96035 ~ 0% nhm8/micro/dbench/100%
12519 ~ 1% +216.1% 39573 ~ 0% xps2/micro/pigz/100%
641672 ~ 4% -11.9% 565273 ~ 3% TOTAL softirqs.SCHED
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
19 ~35% +135.6% 45 ~39% lkp-a04/micro/netperf/120s-200%-SCTP_RR
13 ~39% +132.3% 30 ~47% lkp-a04/micro/netperf/120s-200%-TCP_RR
9 ~35% +81.8% 18 ~43% lkp-a04/micro/netperf/120s-200%-UDP_RR
42 ~36% +122.0% 93 ~42% TOTAL cpuidle.C3.usage
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
804 ~ 3% +76.0% 1416 ~ 2% xps2/micro/pigz/100%
804 ~ 3% +76.0% 1416 ~ 2% TOTAL cpuidle.C6-NHM.usage
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
294 ~19% -27.5% 213 ~14% nhm-white/sysbench/oltp/600s-100%-1000000
294 ~19% -27.5% 213 ~14% TOTAL slabinfo.kmem_cache_node.active_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
294 ~19% -27.5% 213 ~14% nhm-white/sysbench/oltp/600s-100%-1000000
294 ~19% -27.5% 213 ~14% TOTAL slabinfo.kmem_cache_node.num_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
70129 ~ 8% +92.8% 135238 ~ 3% lkp-a04/micro/netperf/120s-200%-SCTP_RR
9767 ~16% +85.7% 18135 ~13% lkp-a04/micro/netperf/120s-200%-TCP_RR
6958 ~ 7% +84.1% 12811 ~17% lkp-a04/micro/netperf/120s-200%-TCP_SENDFILE
11628 ~22% +57.4% 18299 ~10% lkp-a04/micro/netperf/120s-200%-UDP_RR
1359067 ~ 4% -27.3% 988271 ~ 6% lkp-a06/micro/qperf/600s
13337 ~ 0% +18.7% 15838 ~ 0% nhm8/micro/dbench/100%
1470889 ~ 4% -19.2% 1188592 ~ 6% TOTAL interrupts.RES
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
377510 ~ 6% +52.0% 573994 ~ 5% xps2/micro/pigz/100%
377510 ~ 6% +52.0% 573994 ~ 5% TOTAL cpuidle.C3-NHM.time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
0.89 ~15% +39.3% 1.24 ~12% lkp-a04/micro/netperf/120s-200%-SCTP_STREAM
0.89 ~15% +39.3% 1.24 ~12% TOTAL perf-profile.cpu-cycles._dl_addr
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
3.38 ~ 0% -32.0% 2.30 ~ 0% nhm8/micro/dbench/100%
3.38 ~ 0% -32.0% 2.30 ~ 0% TOTAL turbostat.GHz
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
8.47 ~ 0% -29.0% 6.01 ~ 1% nhm8/micro/dbench/100%
8.47 ~ 0% -29.0% 6.01 ~ 1% TOTAL perf-profile.cpu-cycles.copy_user_generic_string.generic_file_buffered_write.__generic_file_aio_write.generic_file_aio_write.do_sync_write
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
59 ~10% -30.3% 41 ~ 4% nhm8/micro/dbench/100%
59 ~10% -30.3% 41 ~ 4% TOTAL turbostat.CTMP
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
197 ~ 3% +44.9% 286 ~24% lkp-a04/micro/netperf/120s-200%-TCP_RR
878 ~ 0% +31.3% 1153 ~17% nhm8/micro/dbench/100%
1076 ~ 0% +33.8% 1439 ~18% TOTAL uptime.idle
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
18.12 ~ 0% -26.8% 13.26 ~ 0% nhm8/micro/dbench/100%
18.12 ~ 0% -26.8% 13.26 ~ 0% TOTAL perf-profile.cpu-cycles.copy_user_generic_string.generic_file_aio_read.do_sync_read.vfs_read.sys_pread64
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
83961 ~ 1% -23.3% 64373 ~ 0% nhm8/micro/dbench/100%
83961 ~ 1% -23.3% 64373 ~ 0% TOTAL slabinfo.kmalloc-256.active_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2641 ~ 1% -23.3% 2027 ~ 0% nhm8/micro/dbench/100%
2641 ~ 1% -23.3% 2027 ~ 0% TOTAL slabinfo.kmalloc-256.active_slabs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2641 ~ 1% -23.3% 2027 ~ 0% nhm8/micro/dbench/100%
2641 ~ 1% -23.3% 2027 ~ 0% TOTAL slabinfo.kmalloc-256.num_slabs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
84537 ~ 1% -23.3% 64881 ~ 0% nhm8/micro/dbench/100%
84537 ~ 1% -23.3% 64881 ~ 0% TOTAL slabinfo.kmalloc-256.num_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
532900 ~ 6% +60.2% 853805 ~32% lkp-a04/micro/netperf/120s-200%-TCP_SENDFILE
532900 ~ 6% +60.2% 853805 ~32% TOTAL cpuidle.C4.time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
6321734 ~ 4% +28.9% 8150707 ~ 5% xps2/micro/pigz/100%
6321734 ~ 4% +28.9% 8150707 ~ 5% TOTAL cpuidle.C6-NHM.time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
304 ~31% +69.9% 518 ~28% nhm8/micro/dbench/100%
304 ~31% +69.9% 518 ~28% TOTAL cpuidle.C3-NHM.usage
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
7067435 ~ 0% -21.1% 5576507 ~ 0% nhm8/micro/dbench/100%
7067435 ~ 0% -21.1% 5576507 ~ 0% TOTAL proc-vmstat.pgactivate
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
0.74 ~ 1% +28.8% 0.96 ~ 3% nhm8/micro/dbench/100%
0.74 ~ 1% +28.8% 0.96 ~ 3% TOTAL perf-profile.cpu-cycles.strchr@plt
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
238 ~ 6% +80.8% 432 ~43% lkp-a04/micro/netperf/120s-200%-TCP_SENDFILE
238 ~ 6% +80.8% 432 ~43% TOTAL cpuidle.C4.usage
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1.48 ~ 1% +24.4% 1.85 ~ 1% nhm8/micro/dbench/100%
1.48 ~ 1% +24.4% 1.85 ~ 1% TOTAL perf-profile.cpu-cycles.copy_user_generic_string.dcache_readdir.iterate_dir.sys_getdents.system_call_fastpath
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1.23 ~ 2% +27.1% 1.56 ~ 1% nhm8/micro/dbench/100%
1.23 ~ 2% +27.1% 1.56 ~ 1% TOTAL perf-profile.cpu-cycles.link_path_walk.path_lookupat.filename_lookup.user_path_at_empty.user_path_at
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
8810 ~ 9% -15.4% 7452 ~12% nhm-white/sysbench/oltp/600s-100%-1000000
8810 ~ 9% -15.4% 7452 ~12% TOTAL slabinfo.kmalloc-64.num_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
110153 ~ 0% +12.5% 123905 ~ 7% lkp-a04/micro/netperf/120s-200%-TCP_RR
1.512e+08 ~ 0% -22.1% 1.178e+08 ~ 0% nhm8/micro/dbench/100%
1.514e+08 ~ 0% -22.1% 1.179e+08 ~ 0% TOTAL proc-vmstat.pgalloc_normal
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
0.86 ~ 4% +23.4% 1.06 ~ 7% lkp-a04/micro/netperf/120s-200%-UDP_RR
0.86 ~ 4% +23.4% 1.06 ~ 7% TOTAL perf-profile.cpu-cycles.inet_getpeer.__ip_select_ident.__ip_make_skb.ip_make_skb.udp_sendmsg
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
0.89 ~ 6% +16.7% 1.04 ~ 7% lkp-a04/micro/netperf/120s-200%-UDP_RR
0.89 ~ 6% +16.7% 1.04 ~ 7% TOTAL perf-profile.cpu-cycles.process_backlog.net_rx_action.__do_softirq.do_softirq_own_stack.do_softirq
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
175749 ~ 0% +12.1% 197084 ~ 7% lkp-a04/micro/netperf/120s-200%-TCP_RR
3.18e+08 ~ 0% -21.8% 2.486e+08 ~ 0% nhm8/micro/dbench/100%
3.182e+08 ~ 0% -21.8% 2.488e+08 ~ 0% TOTAL proc-vmstat.pgfree
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
173116 ~ 0% +12.4% 194610 ~ 7% lkp-a04/micro/netperf/120s-200%-TCP_RR
3.057e+08 ~ 0% -21.5% 2.401e+08 ~ 0% nhm8/micro/dbench/100%
3.059e+08 ~ 0% -21.5% 2.403e+08 ~ 0% TOTAL proc-vmstat.numa_local
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
173116 ~ 0% +12.4% 194610 ~ 7% lkp-a04/micro/netperf/120s-200%-TCP_RR
3.057e+08 ~ 0% -21.5% 2.401e+08 ~ 0% nhm8/micro/dbench/100%
3.059e+08 ~ 0% -21.5% 2.403e+08 ~ 0% TOTAL proc-vmstat.numa_hit
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
65176 ~ 1% +12.3% 73177 ~ 7% lkp-a04/micro/netperf/120s-200%-TCP_RR
1.668e+08 ~ 0% -21.6% 1.309e+08 ~ 0% nhm8/micro/dbench/100%
1.669e+08 ~ 0% -21.5% 1.309e+08 ~ 0% TOTAL proc-vmstat.pgalloc_dma32
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
8610 ~10% -15.9% 7241 ~13% nhm-white/sysbench/oltp/600s-100%-1000000
8075 ~ 6% +10.7% 8943 ~ 1% xps2/micro/pigz/100%
16685 ~ 8% -3.0% 16184 ~ 6% TOTAL slabinfo.kmalloc-64.active_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
0.88 ~ 7% +13.3% 1.00 ~ 5% lkp-a04/micro/netperf/120s-200%-TCP_RR
0.88 ~ 7% +13.3% 1.00 ~ 5% TOTAL perf-profile.cpu-cycles.select_task_rq_fair.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1.08 ~ 8% +20.4% 1.31 ~ 4% lkp-a04/micro/netperf/120s-200%-UDP_RR
1.08 ~ 8% +20.4% 1.31 ~ 4% TOTAL perf-profile.cpu-cycles.ip_finish_output.ip_output.ip_local_out.ip_send_skb.udp_send_skb
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
554264 ~ 0% +11.7% 619196 ~ 7% lkp-a04/micro/netperf/120s-200%-TCP_RR
554264 ~ 0% +11.7% 619196 ~ 7% TOTAL proc-vmstat.pgfault
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
93717 ~ 0% -13.9% 80677 ~ 0% nhm8/micro/dbench/100%
93717 ~ 0% -13.9% 80677 ~ 0% TOTAL slabinfo.dentry.active_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
3960 ~ 5% +14.7% 4540 ~ 4% nhm8/micro/dbench/100%
3960 ~ 5% +14.7% 4540 ~ 4% TOTAL slabinfo.anon_vma.num_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
3960 ~ 5% +14.7% 4540 ~ 4% nhm8/micro/dbench/100%
3960 ~ 5% +14.7% 4540 ~ 4% TOTAL slabinfo.anon_vma.active_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2289504 ~ 2% -13.6% 1977520 ~ 5% lkp-nex04/micro/ebizzy/200%-100-10
2289504 ~ 2% -13.6% 1977520 ~ 5% TOTAL softirqs.RCU
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2278 ~ 0% -13.7% 1965 ~ 0% nhm8/micro/dbench/100%
2278 ~ 0% -13.7% 1965 ~ 0% TOTAL slabinfo.dentry.num_slabs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2278 ~ 0% -13.7% 1965 ~ 0% nhm8/micro/dbench/100%
2278 ~ 0% -13.7% 1965 ~ 0% TOTAL slabinfo.dentry.active_slabs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
95702 ~ 0% -13.7% 82551 ~ 0% nhm8/micro/dbench/100%
95702 ~ 0% -13.7% 82551 ~ 0% TOTAL slabinfo.dentry.num_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
32391 ~ 5% +12.6% 36485 ~ 5% lkp-nex04/micro/ebizzy/200%-100-10
32418 ~ 7% +19.8% 38832 ~ 9% nhm8/micro/dbench/100%
64810 ~ 6% +16.2% 75317 ~ 7% TOTAL meminfo.DirectMap4k
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
40261 ~ 1% -13.1% 34986 ~ 0% nhm8/micro/dbench/100%
40261 ~ 1% -13.1% 34986 ~ 0% TOTAL meminfo.SUnreclaim
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1.81 ~ 5% -13.1% 1.57 ~ 3% lkp-a04/micro/netperf/120s-200%-UDP_RR
1.81 ~ 5% -13.1% 1.57 ~ 3% TOTAL perf-profile.cpu-cycles.udp_sendmsg.inet_sendmsg.sock_sendmsg.sys_sendto.system_call_fastpath
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
10059 ~ 1% -12.4% 8807 ~ 0% nhm8/micro/dbench/100%
10059 ~ 1% -12.4% 8807 ~ 0% TOTAL proc-vmstat.nr_slab_unreclaimable
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
185 ~ 0% +12.8% 209 ~ 8% lkp-a04/micro/netperf/120s-200%-TCP_RR
185 ~ 0% +12.8% 209 ~ 8% TOTAL uptime.boot
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1781 ~ 7% +9.1% 1944 ~ 5% lkp-a04/micro/netperf/120s-200%-SCTP_STREAM
2706 ~ 8% +12.7% 3050 ~ 0% nhm-white/sysbench/oltp/600s-100%-1000000
4488 ~ 8% +11.3% 4994 ~ 2% TOTAL slabinfo.kmalloc-128.num_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
907 ~ 3% -13.9% 782 ~ 6% lkp-a04/micro/netperf/120s-200%-SCTP_RR
907 ~ 3% -13.9% 782 ~ 6% TOTAL slabinfo.Acpi-Namespace.num_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
907 ~ 3% -13.9% 782 ~ 6% lkp-a04/micro/netperf/120s-200%-SCTP_RR
907 ~ 3% -13.9% 782 ~ 6% TOTAL slabinfo.Acpi-Namespace.active_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1.13 ~ 4% -9.6% 1.02 ~ 3% lkp-a04/micro/netperf/120s-200%-TCP_RR
1.36 ~ 5% -12.0% 1.19 ~ 3% lkp-a04/micro/netperf/120s-200%-UDP_RR
2.49 ~ 5% -10.9% 2.22 ~ 3% TOTAL perf-profile.cpu-cycles.dequeue_task_fair.dequeue_task.deactivate_task.__schedule.schedule
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
0.93 ~ 5% -9.1% 0.84 ~ 1% lkp-a04/micro/netperf/120s-200%-SCTP_RR
0.93 ~ 5% -9.1% 0.84 ~ 1% TOTAL perf-profile.cpu-cycles.sctp_rcv.ip_local_deliver.ip_rcv.__netif_receive_skb_core.__netif_receive_skb
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1.46 ~ 1% +11.6% 1.63 ~ 1% nhm8/micro/dbench/100%
1.46 ~ 1% +11.6% 1.63 ~ 1% TOTAL perf-profile.cpu-cycles._raw_spin_lock.dcache_readdir.iterate_dir.sys_getdents.system_call_fastpath
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
93450 ~ 0% -9.9% 84228 ~ 0% nhm8/micro/dbench/100%
93450 ~ 0% -9.9% 84228 ~ 0% TOTAL meminfo.Slab
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1.10 ~ 4% -9.1% 1.00 ~ 4% lkp-a04/micro/netperf/120s-200%-SCTP_RR
1.10 ~ 4% -9.1% 1.00 ~ 4% TOTAL perf-profile.cpu-cycles.kfree.skb_free_head.skb_release_data.skb_release_all.__kfree_skb
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
4174 ~ 7% -12.6% 3646 ~ 4% nhm8/micro/dbench/100%
4174 ~ 7% -12.6% 3646 ~ 4% TOTAL slabinfo.kmalloc-192.num_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2608 ~12% +16.9% 3050 ~ 0% nhm-white/sysbench/oltp/600s-100%-1000000
2608 ~12% +16.9% 3050 ~ 0% TOTAL slabinfo.kmalloc-128.active_objs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2130 ~ 4% -10.2% 1913 ~ 4% lkp-nex04/micro/ebizzy/200%-100-10
2130 ~ 4% -10.2% 1913 ~ 4% TOTAL numa-vmstat.node2.nr_alloc_batch
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
17.13 ~ 0% -20.5% 13.62 ~18% nhm-white/sysbench/oltp/600s-100%-1000000
17.13 ~ 0% -20.5% 13.62 ~18% TOTAL iostat.sda.rrqm/s
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
2067 ~ 2% +29.5% 2677 ~ 3% lkp-a04/micro/netperf/120s-200%-SCTP_RR
1652 ~ 1% +3.9% 1716 ~ 1% lkp-a04/micro/netperf/120s-200%-UDP_RR
2961 ~ 3% -16.9% 2461 ~ 3% lkp-a06/micro/qperf/600s
6680 ~ 2% +2.6% 6855 ~ 2% TOTAL vmstat.system.in
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
452653 ~ 2% +16.7% 528434 ~ 4% lkp-nex04/micro/ebizzy/200%-100-10
452653 ~ 2% +16.7% 528434 ~ 4% TOTAL time.voluntary_context_switches
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
125 ~ 0% +5.3% 132 ~ 5% lkp-a04/micro/netperf/120s-200%-SCTP_RR
121 ~ 0% +12.3% 136 ~ 7% lkp-a04/micro/netperf/120s-200%-TCP_RR
246 ~ 0% +8.8% 268 ~ 6% TOTAL time.elapsed_time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
20982 ~ 0% -5.4% 19846 ~ 5% lkp-a04/micro/netperf/120s-200%-SCTP_RR
33453 ~ 0% -10.5% 29936 ~ 7% lkp-a04/micro/netperf/120s-200%-TCP_RR
54436 ~ 0% -8.5% 49782 ~ 6% TOTAL vmstat.system.cs
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
3111 ~ 0% +9.8% 3418 ~ 0% nhm8/micro/dbench/100%
3111 ~ 0% +9.8% 3418 ~ 0% TOTAL time.user_time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
5499 ~ 0% -5.7% 5183 ~ 0% nhm8/micro/dbench/100%
5499 ~ 0% -5.7% 5183 ~ 0% TOTAL time.system_time
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
1195 ~ 0% -2.0% 1171 ~ 1% nhm8/micro/dbench/100%
1195 ~ 0% -2.0% 1171 ~ 1% TOTAL time.percent_of_cpu_this_job_got
v3.14-rc6 c3ccbcb772e3b1c7b976dfb1c
--------------- -------------------------
225296 ~ 0% +1.6% 228829 ~ 0% nhm8/micro/dbench/100%
225296 ~ 0% +1.6% 228829 ~ 0% TOTAL time.involuntary_context_switches
Thanks,
Fengguang
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