Re: [LKP] [tcp] 8b27dae5a2: netperf.Throughput_Mbps -25.7% regression
From: Eric Dumazet
Date: Thu May 30 2019 - 08:25:34 EST
On Thu, May 30, 2019 at 3:31 AM Feng Tang <feng.tang@xxxxxxxxx> wrote:
>
> On Wed, Apr 03, 2019 at 02:34:36PM +0800, kernel test robot wrote:
> > Greeting,
> >
> > FYI, we noticed a -25.7% regression of netperf.Throughput_Mbps due to commit:
> >
> >
> > commit: 8b27dae5a2e89a61c46c6dbc76c040c0e6d0ed4c ("tcp: add one skb cache for rx")
> > https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
>
> Hi Eric,
>
> Could you help to check this? thanks,
>
Hmmm... patch is old and had some bugs that have been fixed.
What numbers do you have with more recent kernels ?
> - Feng
>
>
> >
> > in testcase: netperf
> > on test machine: 104 threads Skylake with 192G memory
> > with following parameters:
> >
> > ip: ipv4
> > runtime: 900s
> > nr_threads: 200%
> > cluster: cs-localhost
> > test: TCP_STREAM
> > cpufreq_governor: performance
> >
> > test-description: Netperf is a benchmark that can be use to measure various aspect of networking performance.
> > test-url: http://www.netperf.org/netperf/
> >
> > In addition to that, the commit also has significant impact on the following tests:
> >
> > +------------------+----------------------------------------------------+
> > | testcase: change | netperf: netperf.Throughput_Mbps -25.6% regression |
> > | test machine | 104 threads Skylake with 192G memory |
> > | test parameters | cluster=cs-localhost |
> > | | cpufreq_governor=performance |
> > | | ip=ipv4 |
> > | | nr_threads=200% |
> > | | runtime=900s |
> > | | test=TCP_MAERTS |
> > +------------------+----------------------------------------------------+
> >
> >
> > Details are as below:
> > -------------------------------------------------------------------------------------------------->
> >
> >
> > To reproduce:
> >
> > git clone https://github.com/intel/lkp-tests.git
> > cd lkp-tests
> > bin/lkp install job.yaml # job file is attached in this email
> > bin/lkp run job.yaml
> >
> > =========================================================================================
> > cluster/compiler/cpufreq_governor/ip/kconfig/nr_threads/rootfs/runtime/tbox_group/test/testcase:
> > cs-localhost/gcc-7/performance/ipv4/x86_64-rhel-7.6/200%/debian-x86_64-2018-04-03.cgz/900s/lkp-skl-fpga01/TCP_STREAM/netperf
> >
> > commit:
> > 472c2e07ee ("tcp: add one skb cache for tx")
> > 8b27dae5a2 ("tcp: add one skb cache for rx")
> >
> > 472c2e07eef04514 8b27dae5a2e89a61c46c6dbc76c
> > ---------------- ---------------------------
> > fail:runs %reproduction fail:runs
> > | | |
> > 1:4 -25% :4 dmesg.WARNING:at#for_ip_interrupt_entry/0x
> > :4 25% 1:4 dmesg.WARNING:at_ip_ip_finish_output2/0x
> > %stddev %change %stddev
> > \ | \
> > 3939 -25.7% 2925 netperf.Throughput_Mbps
> > 819330 -25.7% 608425 netperf.Throughput_total_Mbps
> > 3.725e+09 -25.8% 2.764e+09 netperf.time.involuntary_context_switches
> > 7399 -1.8% 7266 netperf.time.percent_of_cpu_this_job_got
> > 65271 -1.0% 64597 netperf.time.system_time
> > 1529 -34.0% 1009 netperf.time.user_time
> > 5.626e+09 -25.7% 4.178e+09 netperf.workload
> > 12.36 Â 4% +6.5 18.84 mpstat.cpu.all.soft%
> > 2.95 Â 2% -0.8 2.15 mpstat.cpu.all.usr%
> > 9.557e+08 +13.2% 1.082e+09 numa-numastat.node0.local_node
> > 9.557e+08 +13.2% 1.082e+09 numa-numastat.node0.numa_hit
> > 4.845e+08 Â 2% +11.6% 5.407e+08 numa-vmstat.node0.numa_hit
> > 4.845e+08 Â 2% +11.6% 5.406e+08 numa-vmstat.node0.numa_local
> > 2662 Â 2% +4.2% 2774 turbostat.Avg_MHz
> > 1.87 Â 86% -66.1% 0.63 Â 9% turbostat.CPU%c1
> > 94.75 Â 2% +2.4% 97.00 vmstat.cpu.sy
> > 8145843 Â 2% -24.7% 6134835 vmstat.system.cs
> > 224329 -0.8% 222470 vmstat.system.in
> > 1.884e+09 +10.9% 2.09e+09 proc-vmstat.numa_hit
> > 1.884e+09 +10.9% 2.089e+09 proc-vmstat.numa_local
> > 1.506e+10 +10.9% 1.671e+10 proc-vmstat.pgalloc_normal
> > 1.506e+10 +10.9% 1.671e+10 proc-vmstat.pgfree
> > 2104 Â 8% +86.4% 3922 Â 58% sched_debug.cpu.avg_idle.min
> > 35810547 -25.7% 26600377 sched_debug.cpu.nr_switches.avg
> > 37423347 -25.1% 28047296 sched_debug.cpu.nr_switches.max
> > 32860210 -25.5% 24491190 sched_debug.cpu.nr_switches.min
> > 968.00 Â 4% -18.2% 792.00 Â 7% slabinfo.kmalloc-rcl-128.active_objs
> > 968.00 Â 4% -18.2% 792.00 Â 7% slabinfo.kmalloc-rcl-128.num_objs
> > 16611 Â 2% +6.1% 17628 Â 4% slabinfo.skbuff_fclone_cache.active_objs
> > 16827 Â 2% +5.7% 17794 Â 4% slabinfo.skbuff_fclone_cache.num_objs
> > 18.78 Â 5% +28.9% 24.21 perf-stat.i.MPKI
> > 1.942e+10 Â 2% -21.1% 1.531e+10 perf-stat.i.branch-instructions
> > 2.08 Â 6% -0.1 1.97 perf-stat.i.branch-miss-rate%
> > 3.892e+08 Â 2% -22.6% 3.014e+08 perf-stat.i.branch-misses
> > 1.767e+09 Â 2% +4.3% 1.842e+09 perf-stat.i.cache-references
> > 8171306 Â 2% -24.7% 6151961 perf-stat.i.context-switches
> > 2.88 Â 2% +31.0% 3.78 perf-stat.i.cpi
> > 2.761e+11 Â 2% +4.2% 2.876e+11 perf-stat.i.cpu-cycles
> > 1.10 Â 3% -0.1 0.97 perf-stat.i.dTLB-load-miss-rate%
> > 3.254e+08 Â 4% -32.1% 2.208e+08 perf-stat.i.dTLB-load-misses
> > 2.893e+10 Â 2% -21.9% 2.26e+10 perf-stat.i.dTLB-loads
> > 58990104 Â 5% -25.8% 43766302 perf-stat.i.dTLB-store-misses
> > 1.658e+10 Â 2% -23.6% 1.266e+10 perf-stat.i.dTLB-stores
> > 55.76 -3.4 52.34 perf-stat.i.iTLB-load-miss-rate%
> > 63191122 Â 2% -29.1% 44815478 perf-stat.i.iTLB-load-misses
> > 49413835 Â 2% -17.7% 40661018 perf-stat.i.iTLB-loads
> > 9.688e+10 Â 2% -21.5% 7.605e+10 perf-stat.i.instructions
> > 1607 Â 3% +8.1% 1737 perf-stat.i.instructions-per-iTLB-miss
> > 0.35 -24.3% 0.27 perf-stat.i.ipc
> > 86243 Â 29% +52.4% 131400 Â 18% perf-stat.i.node-stores
> > 18.24 +32.8% 24.23 perf-stat.overall.MPKI
> > 2.00 -0.0 1.97 perf-stat.overall.branch-miss-rate%
> > 2.85 +32.7% 3.78 perf-stat.overall.cpi
> > 1.11 Â 3% -0.1 0.97 perf-stat.overall.dTLB-load-miss-rate%
> > 56.12 -3.7 52.43 perf-stat.overall.iTLB-load-miss-rate%
> > 1533 Â 2% +10.7% 1697 perf-stat.overall.instructions-per-iTLB-miss
> > 0.35 -24.6% 0.26 perf-stat.overall.ipc
> > 15748 +4.3% 16430 perf-stat.overall.path-length
> > 1.939e+10 Â 2% -21.1% 1.53e+10 perf-stat.ps.branch-instructions
> > 3.887e+08 Â 2% -22.5% 3.011e+08 perf-stat.ps.branch-misses
> > 1.764e+09 Â 2% +4.3% 1.84e+09 perf-stat.ps.cache-references
> > 8161286 Â 2% -24.7% 6144845 perf-stat.ps.context-switches
> > 2.757e+11 Â 2% +4.2% 2.872e+11 perf-stat.ps.cpu-cycles
> > 3.25e+08 Â 4% -32.1% 2.206e+08 perf-stat.ps.dTLB-load-misses
> > 2.889e+10 Â 2% -21.8% 2.258e+10 perf-stat.ps.dTLB-loads
> > 58916703 Â 5% -25.8% 43714633 perf-stat.ps.dTLB-store-misses
> > 1.656e+10 Â 2% -23.6% 1.265e+10 perf-stat.ps.dTLB-stores
> > 63112575 Â 2% -29.1% 44762927 perf-stat.ps.iTLB-load-misses
> > 49353553 Â 2% -17.7% 40614004 perf-stat.ps.iTLB-loads
> > 9.676e+10 Â 2% -21.5% 7.596e+10 perf-stat.ps.instructions
> > 86182 Â 29% +52.3% 131291 Â 18% perf-stat.ps.node-stores
> > 8.86e+13 -22.5% 6.864e+13 perf-stat.total.instructions
> > 136251 Â 8% -18.5% 110991 Â 10% interrupts.CPU1.RES:Rescheduling_interrupts
> > 128756 Â 3% -18.6% 104869 Â 6% interrupts.CPU10.RES:Rescheduling_interrupts
> > 119826 Â 6% -12.1% 105329 Â 4% interrupts.CPU100.RES:Rescheduling_interrupts
> > 121133 Â 10% -17.9% 99457 interrupts.CPU101.RES:Rescheduling_interrupts
> > 9051 Â 3% +14.1% 10328 interrupts.CPU102.CAL:Function_call_interrupts
> > 131446 Â 7% -17.8% 108104 Â 9% interrupts.CPU102.RES:Rescheduling_interrupts
> > 124627 Â 2% -16.6% 103971 Â 9% interrupts.CPU12.RES:Rescheduling_interrupts
> > 131072 Â 11% -19.9% 105033 Â 4% interrupts.CPU13.RES:Rescheduling_interrupts
> > 127845 Â 8% -17.0% 106112 Â 9% interrupts.CPU14.RES:Rescheduling_interrupts
> > 126159 Â 10% -20.6% 100111 Â 11% interrupts.CPU15.RES:Rescheduling_interrupts
> > 132232 Â 5% -17.9% 108535 Â 7% interrupts.CPU17.RES:Rescheduling_interrupts
> > 127157 Â 4% -17.3% 105165 Â 11% interrupts.CPU18.RES:Rescheduling_interrupts
> > 127948 Â 2% -15.5% 108165 Â 11% interrupts.CPU19.RES:Rescheduling_interrupts
> > 122716 Â 6% -14.0% 105519 Â 11% interrupts.CPU23.RES:Rescheduling_interrupts
> > 130754 Â 5% -20.3% 104222 Â 9% interrupts.CPU24.RES:Rescheduling_interrupts
> > 126283 Â 4% -16.6% 105320 Â 6% interrupts.CPU27.RES:Rescheduling_interrupts
> > 8997 Â 3% -12.4% 7883 Â 9% interrupts.CPU28.CAL:Function_call_interrupts
> > 128467 Â 5% -20.9% 101674 Â 11% interrupts.CPU29.RES:Rescheduling_interrupts
> > 133914 Â 6% -26.0% 99089 Â 10% interrupts.CPU3.RES:Rescheduling_interrupts
> > 8987 Â 3% -11.9% 7922 Â 7% interrupts.CPU31.CAL:Function_call_interrupts
> > 115389 Â 9% -17.7% 94962 Â 5% interrupts.CPU31.RES:Rescheduling_interrupts
> > 8830 Â 5% -12.1% 7759 Â 4% interrupts.CPU32.CAL:Function_call_interrupts
> > 134198 Â 6% -19.6% 107954 Â 6% interrupts.CPU33.RES:Rescheduling_interrupts
> > 8940 Â 3% -8.8% 8154 Â 4% interrupts.CPU34.CAL:Function_call_interrupts
> > 123678 Â 12% -17.1% 102582 Â 2% interrupts.CPU34.RES:Rescheduling_interrupts
> > 8969 Â 3% -9.2% 8143 Â 4% interrupts.CPU35.CAL:Function_call_interrupts
> > 118372 Â 8% -10.9% 105507 Â 9% interrupts.CPU35.RES:Rescheduling_interrupts
> > 8958 Â 3% -9.2% 8131 Â 4% interrupts.CPU36.CAL:Function_call_interrupts
> > 132196 Â 3% -16.2% 110761 Â 7% interrupts.CPU4.RES:Rescheduling_interrupts
> > 123005 Â 6% -17.2% 101838 Â 3% interrupts.CPU40.RES:Rescheduling_interrupts
> > 132802 Â 15% -23.6% 101521 Â 11% interrupts.CPU43.RES:Rescheduling_interrupts
> > 131107 Â 4% -25.6% 97566 Â 3% interrupts.CPU44.RES:Rescheduling_interrupts
> > 127673 Â 8% -24.0% 97028 Â 6% interrupts.CPU47.RES:Rescheduling_interrupts
> > 123709 Â 6% -14.3% 106030 Â 12% interrupts.CPU48.RES:Rescheduling_interrupts
> > 123709 Â 7% -12.4% 108355 Â 6% interrupts.CPU49.RES:Rescheduling_interrupts
> > 135382 Â 5% -20.7% 107334 Â 3% interrupts.CPU51.RES:Rescheduling_interrupts
> > 130424 Â 4% -17.4% 107704 Â 6% interrupts.CPU52.RES:Rescheduling_interrupts
> > 129234 Â 8% -18.6% 105171 Â 10% interrupts.CPU53.RES:Rescheduling_interrupts
> > 131374 Â 6% -18.8% 106699 Â 6% interrupts.CPU54.RES:Rescheduling_interrupts
> > 126141 Â 10% -14.7% 107626 Â 11% interrupts.CPU57.RES:Rescheduling_interrupts
> > 133750 Â 9% -19.9% 107102 interrupts.CPU6.RES:Rescheduling_interrupts
> > 119663 Â 5% -16.7% 99633 Â 3% interrupts.CPU60.RES:Rescheduling_interrupts
> > 121078 Â 7% -13.6% 104670 Â 9% interrupts.CPU61.RES:Rescheduling_interrupts
> > 121662 Â 5% -15.3% 102992 Â 10% interrupts.CPU63.RES:Rescheduling_interrupts
> > 118130 Â 2% -15.1% 100310 Â 5% interrupts.CPU65.RES:Rescheduling_interrupts
> > 128075 Â 6% -18.4% 104495 Â 8% interrupts.CPU67.RES:Rescheduling_interrupts
> > 124700 Â 6% -15.7% 105149 Â 4% interrupts.CPU68.RES:Rescheduling_interrupts
> > 119607 Â 9% -12.7% 104432 Â 6% interrupts.CPU7.RES:Rescheduling_interrupts
> > 119288 Â 4% -11.8% 105251 Â 6% interrupts.CPU71.RES:Rescheduling_interrupts
> > 125678 Â 7% -18.7% 102141 Â 8% interrupts.CPU72.RES:Rescheduling_interrupts
> > 130174 Â 5% -19.8% 104394 Â 3% interrupts.CPU74.RES:Rescheduling_interrupts
> > 9215 Â 2% +9.8% 10119 Â 4% interrupts.CPU76.CAL:Function_call_interrupts
> > 113784 Â 8% -10.6% 101686 Â 7% interrupts.CPU78.RES:Rescheduling_interrupts
> > 122103 Â 5% -16.2% 102305 Â 5% interrupts.CPU79.RES:Rescheduling_interrupts
> > 122242 Â 3% -23.8% 93153 Â 8% interrupts.CPU81.RES:Rescheduling_interrupts
> > 9154 Â 3% +10.3% 10092 Â 4% interrupts.CPU82.CAL:Function_call_interrupts
> > 116414 Â 3% -18.8% 94476 Â 9% interrupts.CPU82.RES:Rescheduling_interrupts
> > 128558 Â 12% -24.5% 97067 Â 2% interrupts.CPU83.RES:Rescheduling_interrupts
> > 9147 Â 3% +10.2% 10078 Â 4% interrupts.CPU84.CAL:Function_call_interrupts
> > 122842 Â 9% -19.8% 98521 Â 2% interrupts.CPU84.RES:Rescheduling_interrupts
> > 9081 Â 3% +10.9% 10071 Â 4% interrupts.CPU85.CAL:Function_call_interrupts
> > 9130 Â 2% +10.2% 10065 Â 4% interrupts.CPU86.CAL:Function_call_interrupts
> > 9068 Â 3% +10.9% 10057 Â 5% interrupts.CPU87.CAL:Function_call_interrupts
> > 9068 Â 3% +10.8% 10050 Â 5% interrupts.CPU88.CAL:Function_call_interrupts
> > 122119 Â 5% -20.1% 97576 Â 3% interrupts.CPU88.RES:Rescheduling_interrupts
> > 9065 Â 3% +12.8% 10223 Â 2% interrupts.CPU89.CAL:Function_call_interrupts
> > 124799 Â 6% -20.4% 99390 Â 8% interrupts.CPU89.RES:Rescheduling_interrupts
> > 130362 Â 2% -12.6% 113981 Â 5% interrupts.CPU9.RES:Rescheduling_interrupts
> > 8902 +12.7% 10035 Â 5% interrupts.CPU90.CAL:Function_call_interrupts
> > 9062 Â 3% +10.7% 10028 Â 5% interrupts.CPU91.CAL:Function_call_interrupts
> > 119442 Â 8% -24.1% 90611 Â 2% interrupts.CPU91.RES:Rescheduling_interrupts
> > 9058 Â 3% +10.7% 10023 Â 5% interrupts.CPU92.CAL:Function_call_interrupts
> > 117081 Â 10% -21.2% 92294 Â 12% interrupts.CPU92.RES:Rescheduling_interrupts
> > 9058 Â 3% +10.6% 10017 Â 5% interrupts.CPU93.CAL:Function_call_interrupts
> > 130977 Â 17% -27.7% 94702 Â 6% interrupts.CPU94.RES:Rescheduling_interrupts
> > 9055 Â 3% +10.5% 10003 Â 5% interrupts.CPU95.CAL:Function_call_interrupts
> > 116952 Â 4% -12.4% 102488 Â 10% interrupts.CPU95.RES:Rescheduling_interrupts
> > 9054 Â 3% +10.4% 9995 Â 5% interrupts.CPU96.CAL:Function_call_interrupts
> > 9054 Â 3% +10.3% 9990 Â 5% interrupts.CPU97.CAL:Function_call_interrupts
> > 118634 Â 5% -12.7% 103578 Â 9% interrupts.CPU98.RES:Rescheduling_interrupts
> > 116356 Â 10% -16.5% 97115 Â 7% interrupts.CPU99.RES:Rescheduling_interrupts
> > 12787758 Â 2% -14.8% 10896246 interrupts.RES:Rescheduling_interrupts
> > 10.84 -10.8 0.00 perf-profile.calltrace.cycles-pp.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv.__release_sock.release_sock
> > 10.56 -10.6 0.00 perf-profile.calltrace.cycles-pp.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv.__release_sock
> > 10.16 -10.2 0.00 perf-profile.calltrace.cycles-pp.__kfree_skb.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv
> > 10.07 -10.1 0.00 perf-profile.calltrace.cycles-pp.skb_release_data.__kfree_skb.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established
> > 9.71 -9.7 0.00 perf-profile.calltrace.cycles-pp.__free_pages_ok.skb_release_data.__kfree_skb.tcp_clean_rtx_queue.tcp_ack
> > 9.57 -9.6 0.00 perf-profile.calltrace.cycles-pp.free_one_page.__free_pages_ok.skb_release_data.__kfree_skb.tcp_clean_rtx_queue
> > 21.28 -6.8 14.49 perf-profile.calltrace.cycles-pp.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 21.19 -6.8 14.43 perf-profile.calltrace.cycles-pp.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 20.57 -6.6 14.00 perf-profile.calltrace.cycles-pp.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 20.46 -6.5 13.93 perf-profile.calltrace.cycles-pp.tcp_recvmsg.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64
> > 16.37 -3.0 13.34 perf-profile.calltrace.cycles-pp.release_sock.tcp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto
> > 16.18 -3.0 13.21 perf-profile.calltrace.cycles-pp.__release_sock.release_sock.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 7.01 Â 4% -2.4 4.61 perf-profile.calltrace.cycles-pp.tcp_v4_do_rcv.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish.ip_local_deliver
> > 6.90 Â 5% -2.4 4.54 perf-profile.calltrace.cycles-pp.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish
> > 7.71 Â 2% -2.2 5.51 perf-profile.calltrace.cycles-pp.skb_copy_datagram_iter.tcp_recvmsg.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom
> > 7.69 Â 2% -2.2 5.49 perf-profile.calltrace.cycles-pp.__skb_datagram_iter.skb_copy_datagram_iter.tcp_recvmsg.inet_recvmsg.__sys_recvfrom
> > 6.19 Â 5% -2.1 4.10 perf-profile.calltrace.cycles-pp.sock_def_readable.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv.ip_protocol_deliver_rcu
> > 6.04 Â 5% -2.0 4.00 perf-profile.calltrace.cycles-pp.__wake_up_common_lock.sock_def_readable.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv
> > 5.89 Â 6% -2.0 3.90 perf-profile.calltrace.cycles-pp.__wake_up_common.__wake_up_common_lock.sock_def_readable.tcp_rcv_established.tcp_v4_do_rcv
> > 7.03 Â 2% -2.0 5.04 perf-profile.calltrace.cycles-pp._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter.tcp_recvmsg.inet_recvmsg
> > 5.71 Â 6% -1.9 3.78 perf-profile.calltrace.cycles-pp.try_to_wake_up.__wake_up_common.__wake_up_common_lock.sock_def_readable.tcp_rcv_established
> > 13.46 -1.9 11.54 perf-profile.calltrace.cycles-pp.tcp_v4_do_rcv.__release_sock.release_sock.tcp_sendmsg.sock_sendmsg
> > 6.86 Â 2% -1.9 4.93 perf-profile.calltrace.cycles-pp.copyout._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter.tcp_recvmsg
> > 6.72 Â 2% -1.9 4.83 Â 2% perf-profile.calltrace.cycles-pp.copy_user_enhanced_fast_string.copyout._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter
> > 13.26 -1.8 11.41 perf-profile.calltrace.cycles-pp.tcp_rcv_established.tcp_v4_do_rcv.__release_sock.release_sock.tcp_sendmsg
> > 5.49 -1.8 3.67 perf-profile.calltrace.cycles-pp.sk_wait_data.tcp_recvmsg.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom
> > 2.62 Â 14% -1.8 0.82 Â 5% perf-profile.calltrace.cycles-pp.select_task_rq_fair.try_to_wake_up.__wake_up_common.__wake_up_common_lock.sock_def_readable
> > 5.29 -1.7 3.61 perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_recvmsg.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom
> > 4.80 -1.6 3.17 perf-profile.calltrace.cycles-pp.wait_woken.sk_wait_data.tcp_recvmsg.inet_recvmsg.__sys_recvfrom
> > 4.59 -1.6 3.02 perf-profile.calltrace.cycles-pp.schedule_timeout.wait_woken.sk_wait_data.tcp_recvmsg.inet_recvmsg
> > 4.50 -1.5 2.96 perf-profile.calltrace.cycles-pp.schedule.schedule_timeout.wait_woken.sk_wait_data.tcp_recvmsg
> > 4.41 -1.5 2.90 perf-profile.calltrace.cycles-pp.__sched_text_start.schedule.schedule_timeout.wait_woken.sk_wait_data
> > 4.81 -1.5 3.31 perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg.inet_recvmsg.__sys_recvfrom
> > 10.13 -1.5 8.63 perf-profile.calltrace.cycles-pp._copy_from_iter_full.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 9.79 -1.4 8.36 perf-profile.calltrace.cycles-pp.copyin._copy_from_iter_full.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 2.14 -1.4 0.73 perf-profile.calltrace.cycles-pp.ttwu_do_activate.try_to_wake_up.__wake_up_common.__wake_up_common_lock.sock_def_readable
> > 4.34 -1.4 2.96 perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg.inet_recvmsg
> > 9.60 -1.4 8.23 perf-profile.calltrace.cycles-pp.copy_user_enhanced_fast_string.copyin._copy_from_iter_full.tcp_sendmsg_locked.tcp_sendmsg
> > 2.10 Â 34% -1.4 0.73 Â 6% perf-profile.calltrace.cycles-pp.select_idle_sibling.select_task_rq_fair.try_to_wake_up.__wake_up_common.__wake_up_common_lock
> > 2.08 -1.4 0.71 perf-profile.calltrace.cycles-pp.enqueue_task_fair.ttwu_do_activate.try_to_wake_up.__wake_up_common.__wake_up_common_lock
> > 3.88 Â 2% -1.2 2.71 perf-profile.calltrace.cycles-pp.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 3.71 -1.2 2.55 perf-profile.calltrace.cycles-pp.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg
> > 3.56 Â 2% -1.1 2.49 perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 3.32 Â 2% -1.0 2.34 perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg
> > 1.56 -0.9 0.61 Â 2% perf-profile.calltrace.cycles-pp.__dev_queue_xmit.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb
> > 3.14 Â 2% -0.9 2.22 perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked
> > 1.77 -0.6 1.16 perf-profile.calltrace.cycles-pp.dequeue_task_fair.__sched_text_start.schedule.schedule_timeout.wait_woken
> > 7.43 Â 2% -0.6 6.87 perf-profile.calltrace.cycles-pp.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 7.41 Â 2% -0.6 6.85 perf-profile.calltrace.cycles-pp.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 1.39 -0.5 0.87 perf-profile.calltrace.cycles-pp.exit_to_usermode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 1.34 -0.5 0.84 perf-profile.calltrace.cycles-pp.schedule.exit_to_usermode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 1.30 -0.5 0.81 perf-profile.calltrace.cycles-pp.__sched_text_start.schedule.exit_to_usermode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 1.09 -0.4 0.72 perf-profile.calltrace.cycles-pp.__alloc_skb.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 1.20 -0.4 0.84 perf-profile.calltrace.cycles-pp.__switch_to
> > 1.09 -0.3 0.76 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64
> > 6.67 Â 2% -0.3 6.38 perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg
> > 0.83 -0.3 0.56 perf-profile.calltrace.cycles-pp.kmem_cache_alloc_node.__alloc_skb.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg
> > 0.84 -0.3 0.57 perf-profile.calltrace.cycles-pp.switch_mm_irqs_off.__sched_text_start.schedule.schedule_timeout.wait_woken
> > 0.95 -0.3 0.69 perf-profile.calltrace.cycles-pp.syscall_return_via_sysret
> > 0.75 Â 2% -0.2 0.52 perf-profile.calltrace.cycles-pp._cond_resched.__release_sock.release_sock.tcp_sendmsg.sock_sendmsg
> > 0.73 Â 2% -0.2 0.51 perf-profile.calltrace.cycles-pp.preempt_schedule_common._cond_resched.__release_sock.release_sock.tcp_sendmsg
> > 9.41 +1.1 10.47 perf-profile.calltrace.cycles-pp._raw_spin_lock.free_one_page.__free_pages_ok.skb_release_data.__kfree_skb
> > 9.29 +1.1 10.39 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.free_one_page.__free_pages_ok.skb_release_data
> > 95.31 +1.4 96.67 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe
> > 95.15 +1.4 96.56 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 11.02 +7.2 18.20 perf-profile.calltrace.cycles-pp.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 12.28 Â 2% +7.2 19.51 perf-profile.calltrace.cycles-pp.__local_bh_enable_ip.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb
> > 12.21 Â 2% +7.3 19.47 perf-profile.calltrace.cycles-pp.do_softirq.__local_bh_enable_ip.ip_finish_output2.ip_output.__ip_queue_xmit
> > 12.00 Â 2% +7.3 19.34 perf-profile.calltrace.cycles-pp.do_softirq_own_stack.do_softirq.__local_bh_enable_ip.ip_finish_output2.ip_output
> > 11.98 Â 2% +7.3 19.32 perf-profile.calltrace.cycles-pp.__softirqentry_text_start.do_softirq_own_stack.do_softirq.__local_bh_enable_ip.ip_finish_output2
> > 11.74 Â 2% +7.4 19.14 perf-profile.calltrace.cycles-pp.net_rx_action.__softirqentry_text_start.do_softirq_own_stack.do_softirq.__local_bh_enable_ip
> > 11.43 Â 2% +7.4 18.87 perf-profile.calltrace.cycles-pp.process_backlog.net_rx_action.__softirqentry_text_start.do_softirq_own_stack.do_softirq
> > 11.37 Â 2% +7.5 18.83 perf-profile.calltrace.cycles-pp.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit
> > 9.15 +7.5 16.67 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.free_one_page.__free_pages_ok.___pskb_trim
> > 9.26 +7.5 16.80 perf-profile.calltrace.cycles-pp._raw_spin_lock.free_one_page.__free_pages_ok.___pskb_trim.sk_stream_alloc_skb
> > 9.43 +7.6 17.01 perf-profile.calltrace.cycles-pp.free_one_page.__free_pages_ok.___pskb_trim.sk_stream_alloc_skb.tcp_sendmsg_locked
> > 9.79 +7.6 17.37 perf-profile.calltrace.cycles-pp.___pskb_trim.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 10.97 Â 2% +7.6 18.56 perf-profile.calltrace.cycles-pp.__netif_receive_skb_one_core.process_backlog.net_rx_action.__softirqentry_text_start.do_softirq_own_stack
> > 9.59 +7.6 17.22 perf-profile.calltrace.cycles-pp.__free_pages_ok.___pskb_trim.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg
> > 10.64 Â 3% +7.7 18.30 perf-profile.calltrace.cycles-pp.ip_rcv.__netif_receive_skb_one_core.process_backlog.net_rx_action.__softirqentry_text_start
> > 10.11 Â 3% +7.8 17.94 perf-profile.calltrace.cycles-pp.ip_local_deliver.ip_rcv.__netif_receive_skb_one_core.process_backlog.net_rx_action
> > 9.96 Â 3% +7.9 17.82 perf-profile.calltrace.cycles-pp.ip_local_deliver_finish.ip_local_deliver.ip_rcv.__netif_receive_skb_one_core.process_backlog
> > 3.91 Â 2% +7.9 11.79 perf-profile.calltrace.cycles-pp.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv.__release_sock.release_sock
> > 3.91 Â 2% +7.9 11.79 perf-profile.calltrace.cycles-pp.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv.__release_sock
> > 9.90 Â 3% +7.9 17.79 perf-profile.calltrace.cycles-pp.ip_protocol_deliver_rcu.ip_local_deliver_finish.ip_local_deliver.ip_rcv.__netif_receive_skb_one_core
> > 9.71 Â 3% +8.0 17.67 perf-profile.calltrace.cycles-pp.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish.ip_local_deliver.ip_rcv
> > 3.58 Â 2% +8.0 11.60 perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv
> > 3.34 Â 2% +8.1 11.45 perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established
> > 9.05 Â 2% +8.1 17.17 perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames
> > 18.39 +8.7 27.12 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.get_page_from_freelist.__alloc_pages_nodemask.skb_page_frag_refill
> > 18.58 +8.7 27.31 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.get_page_from_freelist.__alloc_pages_nodemask.skb_page_frag_refill.sk_page_frag_refill
> > 19.93 +8.7 28.67 perf-profile.calltrace.cycles-pp.sk_page_frag_refill.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 19.92 +8.7 28.66 perf-profile.calltrace.cycles-pp.skb_page_frag_refill.sk_page_frag_refill.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 19.70 +8.7 28.45 perf-profile.calltrace.cycles-pp.get_page_from_freelist.__alloc_pages_nodemask.skb_page_frag_refill.sk_page_frag_refill.tcp_sendmsg_locked
> > 19.77 +8.8 28.54 perf-profile.calltrace.cycles-pp.__alloc_pages_nodemask.skb_page_frag_refill.sk_page_frag_refill.tcp_sendmsg_locked.tcp_sendmsg
> > 72.20 +8.8 81.00 perf-profile.calltrace.cycles-pp.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 72.09 +8.8 80.92 perf-profile.calltrace.cycles-pp.__sys_sendto.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 71.49 +9.0 80.48 perf-profile.calltrace.cycles-pp.sock_sendmsg.__sys_sendto.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 71.15 +9.1 80.24 perf-profile.calltrace.cycles-pp.tcp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto.do_syscall_64
> > 0.00 +10.6 10.61 perf-profile.calltrace.cycles-pp.free_one_page.__free_pages_ok.skb_release_data.__kfree_skb.tcp_v4_rcv
> > 0.00 +10.7 10.72 perf-profile.calltrace.cycles-pp.__free_pages_ok.skb_release_data.__kfree_skb.tcp_v4_rcv.ip_protocol_deliver_rcu
> > 0.00 +11.0 10.98 perf-profile.calltrace.cycles-pp.skb_release_data.__kfree_skb.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish
> > 0.00 +11.1 11.11 perf-profile.calltrace.cycles-pp.__kfree_skb.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish.ip_local_deliver
> > 54.40 +12.2 66.63 perf-profile.calltrace.cycles-pp.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto
> > 32407497 -26.7% 23748191 softirqs.CPU0.NET_RX
> > 31936171 Â 3% -23.8% 24347695 softirqs.CPU1.NET_RX
> > 31995720 Â 3% -23.5% 24474810 softirqs.CPU10.NET_RX
> > 31851135 -28.4% 22807522 softirqs.CPU100.NET_RX
> > 31165470 Â 2% -27.9% 22460444 Â 2% softirqs.CPU101.NET_RX
> > 30427682 Â 3% -27.8% 21964060 Â 2% softirqs.CPU102.NET_RX
> > 31822429 -30.3% 22190016 Â 2% softirqs.CPU103.NET_RX
> > 31794681 Â 3% -24.0% 24170873 Â 2% softirqs.CPU11.NET_RX
> > 31337588 Â 3% -25.0% 23487789 Â 2% softirqs.CPU12.NET_RX
> > 30982384 Â 3% -21.6% 24285912 softirqs.CPU13.NET_RX
> > 31985249 Â 2% -24.5% 24135878 Â 2% softirqs.CPU14.NET_RX
> > 31569639 Â 3% -23.4% 24173977 Â 2% softirqs.CPU15.NET_RX
> > 31672651 Â 2% -23.7% 24152941 Â 2% softirqs.CPU16.NET_RX
> > 31845476 Â 2% -23.4% 24406051 softirqs.CPU17.NET_RX
> > 32237888 -24.4% 24378972 softirqs.CPU18.NET_RX
> > 32390163 -25.7% 24060765 softirqs.CPU19.NET_RX
> > 32518154 -26.3% 23981309 Â 2% softirqs.CPU2.NET_RX
> > 31625849 Â 2% -26.0% 23391632 Â 2% softirqs.CPU20.NET_RX
> > 31800991 Â 2% -24.2% 24096267 Â 2% softirqs.CPU21.NET_RX
> > 32165283 Â 2% -23.9% 24484882 softirqs.CPU22.NET_RX
> > 32096347 Â 3% -24.6% 24198018 Â 2% softirqs.CPU23.NET_RX
> > 32606868 -24.9% 24498919 softirqs.CPU24.NET_RX
> > 31333059 Â 2% -23.5% 23972392 Â 2% softirqs.CPU25.NET_RX
> > 29740104 Â 3% -23.9% 22620846 softirqs.CPU26.NET_RX
> > 8933 Â 31% -24.6% 6736 Â 7% softirqs.CPU26.SCHED
> > 31426927 -28.2% 22574373 Â 2% softirqs.CPU27.NET_RX
> > 31494409 -27.6% 22811958 softirqs.CPU28.NET_RX
> > 31749609 -29.8% 22274240 Â 2% softirqs.CPU29.NET_RX
> > 31359195 Â 3% -23.3% 24058233 softirqs.CPU3.NET_RX
> > 31891532 -28.5% 22801967 softirqs.CPU30.NET_RX
> > 31022930 Â 3% -26.6% 22780850 softirqs.CPU31.NET_RX
> > 31633941 -28.0% 22773366 softirqs.CPU32.NET_RX
> > 31064582 Â 3% -28.2% 22291648 Â 2% softirqs.CPU33.NET_RX
> > 30670424 Â 2% -26.0% 22706259 softirqs.CPU34.NET_RX
> > 31155193 Â 3% -28.3% 22336447 Â 2% softirqs.CPU35.NET_RX
> > 31767721 -29.3% 22462506 Â 2% softirqs.CPU36.NET_RX
> > 31702765 -27.9% 22848963 softirqs.CPU37.NET_RX
> > 31618979 -28.8% 22498908 Â 2% softirqs.CPU38.NET_RX
> > 8157 Â 30% -22.3% 6342 softirqs.CPU38.SCHED
> > 31178503 Â 2% -28.8% 22206116 Â 2% softirqs.CPU39.NET_RX
> > 31543118 Â 3% -22.7% 24378208 softirqs.CPU4.NET_RX
> > 29993167 Â 3% -26.6% 22006508 softirqs.CPU40.NET_RX
> > 31389405 Â 2% -27.4% 22777491 softirqs.CPU41.NET_RX
> > 31225889 Â 3% -28.1% 22466787 Â 2% softirqs.CPU42.NET_RX
> > 31122849 Â 3% -27.5% 22548782 softirqs.CPU43.NET_RX
> > 30449949 Â 3% -26.7% 22314973 Â 2% softirqs.CPU44.NET_RX
> > 30708016 Â 3% -26.5% 22575709 softirqs.CPU45.NET_RX
> > 30869514 Â 2% -27.1% 22517203 softirqs.CPU46.NET_RX
> > 30349340 Â 3% -26.7% 22238899 Â 2% softirqs.CPU47.NET_RX
> > 31690538 -27.9% 22844885 softirqs.CPU48.NET_RX
> > 31442996 -27.6% 22774395 softirqs.CPU49.NET_RX
> > 32539333 -24.8% 24475876 softirqs.CPU5.NET_RX
> > 31777443 -28.1% 22839894 softirqs.CPU50.NET_RX
> > 30319039 Â 4% -25.8% 22488386 softirqs.CPU51.NET_RX
> > 32358234 -24.7% 24364666 softirqs.CPU52.NET_RX
> > 31051127 Â 3% -23.5% 23764585 Â 2% softirqs.CPU53.NET_RX
> > 31368731 Â 3% -22.3% 24384593 softirqs.CPU54.NET_RX
> > 32739188 -26.5% 24063678 Â 2% softirqs.CPU55.NET_RX
> > 32587893 -25.0% 24425586 softirqs.CPU56.NET_RX
> > 31762403 Â 3% -24.6% 23947521 softirqs.CPU57.NET_RX
> > 32342624 -25.5% 24095598 softirqs.CPU58.NET_RX
> > 31850813 Â 3% -23.7% 24310413 softirqs.CPU59.NET_RX
> > 32296552 -26.1% 23882250 Â 2% softirqs.CPU6.NET_RX
> > 31208970 Â 3% -23.9% 23735529 Â 2% softirqs.CPU60.NET_RX
> > 32655061 -25.7% 24259328 softirqs.CPU61.NET_RX
> > 31834306 Â 3% -23.2% 24436288 softirqs.CPU62.NET_RX
> > 32492263 -25.7% 24146807 Â 2% softirqs.CPU63.NET_RX
> > 32160041 -24.6% 24237812 softirqs.CPU64.NET_RX
> > 32146792 -25.1% 24083142 softirqs.CPU65.NET_RX
> > 31886509 Â 3% -24.3% 24153287 Â 2% softirqs.CPU66.NET_RX
> > 31124000 Â 2% -21.2% 24534615 softirqs.CPU67.NET_RX
> > 31606731 Â 3% -23.7% 24115056 Â 2% softirqs.CPU68.NET_RX
> > 31809649 Â 4% -27.3% 23140437 softirqs.CPU69.NET_RX
> > 31832502 Â 3% -23.8% 24256886 softirqs.CPU7.NET_RX
> > 31934664 Â 2% -23.5% 24445503 softirqs.CPU70.NET_RX
> > 32283512 -24.5% 24374573 softirqs.CPU71.NET_RX
> > 31559429 Â 3% -23.0% 24304361 softirqs.CPU72.NET_RX
> > 32519181 -26.5% 23915099 Â 2% softirqs.CPU73.NET_RX
> > 32064639 Â 3% -23.5% 24531236 softirqs.CPU74.NET_RX
> > 32552635 -25.2% 24358616 softirqs.CPU75.NET_RX
> > 32574031 -25.1% 24391309 softirqs.CPU76.NET_RX
> > 29891561 -18.3% 24435768 softirqs.CPU77.NET_RX
> > 30558797 Â 3% -27.1% 22290753 Â 2% softirqs.CPU78.NET_RX
> > 30913524 Â 3% -27.1% 22542484 softirqs.CPU79.NET_RX
> > 32338939 -25.2% 24184482 softirqs.CPU8.NET_RX
> > 29930689 Â 3% -24.3% 22649621 softirqs.CPU80.NET_RX
> > 31789053 -29.3% 22471154 Â 2% softirqs.CPU81.NET_RX
> > 31080841 Â 3% -28.0% 22371709 Â 2% softirqs.CPU82.NET_RX
> > 31004904 Â 3% -28.0% 22335427 softirqs.CPU83.NET_RX
> > 30902184 Â 2% -26.4% 22746371 softirqs.CPU84.NET_RX
> > 31508332 -28.4% 22567097 softirqs.CPU85.NET_RX
> > 31437975 -29.0% 22331821 Â 2% softirqs.CPU86.NET_RX
> > 31025912 Â 3% -26.1% 22913093 softirqs.CPU87.NET_RX
> > 30270422 Â 2% -25.2% 22636977 Â 2% softirqs.CPU88.NET_RX
> > 30385565 Â 4% -26.0% 22499521 Â 2% softirqs.CPU89.NET_RX
> > 31577940 Â 3% -22.4% 24489124 softirqs.CPU9.NET_RX
> > 30152844 Â 3% -24.7% 22717462 softirqs.CPU90.NET_RX
> > 29900183 Â 2% -24.9% 22460973 softirqs.CPU91.NET_RX
> > 31952707 -28.9% 22715130 softirqs.CPU92.NET_RX
> > 30820437 Â 3% -26.6% 22619907 Â 2% softirqs.CPU93.NET_RX
> > 30627580 Â 3% -25.6% 22790846 softirqs.CPU94.NET_RX
> > 31367872 -27.7% 22670545 softirqs.CPU95.NET_RX
> > 31045007 Â 3% -26.5% 22818368 softirqs.CPU96.NET_RX
> > 30842779 Â 3% -28.2% 22143073 Â 2% softirqs.CPU97.NET_RX
> > 30173663 Â 3% -24.8% 22686608 softirqs.CPU98.NET_RX
> > 30750855 Â 3% -25.6% 22870339 softirqs.CPU99.NET_RX
> > 3.273e+09 -25.8% 2.43e+09 softirqs.NET_RX
> >
> >
> >
> > netperf.Throughput_Mbps
> >
> > 4000 +-+------------------------------------------------------------------+
> > | |
> > 3500 +-+ |
> > 3000 +-+ |
> > O O O OO OOO OO OO OOO OO OO OO OOO OO OO OO |
> > 2500 +-+ |
> > | |
> > 2000 +-+ |
> > | |
> > 1500 +-+ |
> > 1000 +-+ |
> > | |
> > 500 +-+ |
> > | |
> > 0 +O+O---O-------------------------------------------------------------+
> >
> >
> > netperf.Throughput_total_Mbps
> >
> > 900000 +-+----------------------------------------------------------------+
> > |+.++.+++.++.+++.++.+++.++.+++.++.+++.+++.++.+++.++.+++.++.+++.++.+|
> > 800000 +-+ |
> > 700000 +-+ |
> > | O |
> > 600000 O-+ O O O OO OOO OO OOO OO OOO O OOO OOO OO O |
> > 500000 +-+ |
> > | |
> > 400000 +-+ |
> > 300000 +-+ |
> > | |
> > 200000 +-+ |
> > 100000 +-+ |
> > | |
> > 0 +O+O---O-----------------------------------------------------------+
> >
> >
> > netperf.workload
> >
> > 6e+09 +-+-----------------------------------------------------------------+
> > |+.++.++.+++.++.+++.++.++.+++.++.+++.++.++.+++.++.+++.++.++.+++.++.+|
> > 5e+09 +-+ |
> > | |
> > O O O OOO OO OOO OO OO OOO OO OOO OO OO OOO |
> > 4e+09 +-+ |
> > | |
> > 3e+09 +-+ |
> > | |
> > 2e+09 +-+ |
> > | |
> > | |
> > 1e+09 +-+ |
> > | |
> > 0 +O+O---O------------------------------------------------------------+
> >
> >
> > netperf.time.user_time
> >
> > 2000 +-+------------------------------------------------------------------+
> > 1800 +-+ + + |
> > | : : + : |
> > 1600 +-+ +. + .++.++. + : +.+ .++. .++.++. + .++ + .++.+|
> > 1400 +-+++.++.+ + + + + + +++ + +.++.++ +.++ |
> > | |
> > 1200 +-+ |
> > 1000 O-+ O OO OOO OO OO OOO OO OO OO OOO OO OO OO |
> > 800 +-+ |
> > | |
> > 600 +-+ |
> > 400 +-+ |
> > | |
> > 200 +-+ |
> > 0 +O+O--OO-------------------------------------------------------------+
> >
> >
> > netperf.time.percent_of_cpu_this_job_got
> >
> > 8000 +-+------------------------------------------------------------------+
> > O+.+O.++.OO.OOO.OO.OO.OOO.OO.OO.OO.OOO.OO.OO.OO+.++.++.++.+++.++.++.+|
> > 7000 +-+ |
> > 6000 +-+ |
> > | |
> > 5000 +-+ |
> > | |
> > 4000 +-+ |
> > | |
> > 3000 +-+ |
> > 2000 +-+ |
> > | |
> > 1000 +-+ |
> > | |
> > 0 +O+O--OO-------------------------------------------------------------+
> >
> >
> > netperf.time.involuntary_context_switches
> >
> > 4e+09 +-+---------------------------------------------------------------+
> > |+.++.+++.+++.++.+++.+++.++.+++.+++.++.+++.+++.++.+++.+++.++.+++.+|
> > 3.5e+09 +-+ |
> > 3e+09 +-+ |
> > O O O OOO OO OOO OOO OO OOO OOO OO OOO OO |
> > 2.5e+09 +-+ |
> > | |
> > 2e+09 +-+ |
> > | |
> > 1.5e+09 +-+ |
> > 1e+09 +-+ |
> > | |
> > 5e+08 +-+ |
> > | |
> > 0 +O+O--OO----------------------------------------------------------+
> >
> >
> > [*] bisect-good sample
> > [O] bisect-bad sample
> >
> > ***************************************************************************************************
> > lkp-skl-fpga01: 104 threads Skylake with 192G memory
> > =========================================================================================
> > cluster/compiler/cpufreq_governor/ip/kconfig/nr_threads/rootfs/runtime/tbox_group/test/testcase:
> > cs-localhost/gcc-7/performance/ipv4/x86_64-rhel-7.6/200%/debian-x86_64-2018-04-03.cgz/900s/lkp-skl-fpga01/TCP_MAERTS/netperf
> >
> > commit:
> > 472c2e07ee ("tcp: add one skb cache for tx")
> > 8b27dae5a2 ("tcp: add one skb cache for rx")
> >
> > 472c2e07eef04514 8b27dae5a2e89a61c46c6dbc76c
> > ---------------- ---------------------------
> > %stddev %change %stddev
> > \ | \
> > 3933 -25.6% 2926 netperf.Throughput_Mbps
> > 818124 -25.6% 608758 netperf.Throughput_total_Mbps
> > 57423 Â 19% -41.1% 33817 netperf.time.involuntary_context_switches
> > 3010 +3.7% 3122 netperf.time.percent_of_cpu_this_job_got
> > 25432 +3.9% 26424 netperf.time.system_time
> > 3.735e+09 -25.6% 2.778e+09 netperf.time.voluntary_context_switches
> > 5.618e+09 -25.6% 4.18e+09 netperf.workload
> > 194721 Â 22% +41.3% 275069 Â 2% cpuidle.C6.usage
> > 13.00 Â 7% +5.9 18.86 mpstat.cpu.all.soft%
> > 3.39 Â 5% -1.2 2.23 mpstat.cpu.all.usr%
> > 9.539e+08 +13.2% 1.08e+09 numa-numastat.node0.local_node
> > 9.539e+08 +13.2% 1.08e+09 numa-numastat.node0.numa_hit
> > 4.767e+08 +13.1% 5.389e+08 numa-vmstat.node0.numa_hit
> > 4.767e+08 +13.1% 5.389e+08 numa-vmstat.node0.numa_local
> > 95.75 +1.3% 97.00 vmstat.cpu.sy
> > 8245666 -25.5% 6142829 vmstat.system.cs
> > 2696 +2.9% 2775 turbostat.Avg_MHz
> > 0.89 Â 5% -32.4% 0.60 turbostat.CPU%c1
> > 108.00 -1.6% 106.23 turbostat.RAMWatt
> > 1.881e+09 +11.2% 2.091e+09 proc-vmstat.numa_hit
> > 1.881e+09 +11.2% 2.091e+09 proc-vmstat.numa_local
> > 1.504e+10 +11.2% 1.672e+10 proc-vmstat.pgalloc_normal
> > 1.504e+10 +11.2% 1.672e+10 proc-vmstat.pgfree
> > 4053 Â 15% +19.6% 4848 Â 13% slabinfo.eventpoll_pwq.active_objs
> > 4053 Â 15% +19.6% 4848 Â 13% slabinfo.eventpoll_pwq.num_objs
> > 545.50 Â 11% -17.1% 452.00 Â 11% slabinfo.kernfs_iattrs_cache.active_objs
> > 545.50 Â 11% -17.1% 452.00 Â 11% slabinfo.kernfs_iattrs_cache.num_objs
> > 12.31 Â 12% +25.1% 15.40 sched_debug.cfs_rq:/.load_avg.stddev
> > 1449447 Â 23% -29.2% 1026327 Â 22% sched_debug.cfs_rq:/.min_vruntime.stddev
> > 0.78 Â 66% +155.6% 2.00 Â 11% sched_debug.cfs_rq:/.removed.load_avg.avg
> > 5.98 Â 60% +84.9% 11.05 Â 4% sched_debug.cfs_rq:/.removed.load_avg.stddev
> > 35.94 Â 66% +156.2% 92.09 Â 11% sched_debug.cfs_rq:/.removed.runnable_sum.avg
> > 274.98 Â 60% +85.4% 509.82 Â 4% sched_debug.cfs_rq:/.removed.runnable_sum.stddev
> > 0.39 Â 66% +115.0% 0.84 Â 11% sched_debug.cfs_rq:/.removed.util_avg.avg
> > 1.75 Â 14% +32.1% 2.31 Â 12% sched_debug.cfs_rq:/.runnable_load_avg.min
> > 98724 Â 85% -66.3% 33282 Â 85% sched_debug.cfs_rq:/.runnable_weight.max
> > -3346961 -44.2% -1868641 sched_debug.cfs_rq:/.spread0.min
> > 1449347 Â 23% -29.2% 1026220 Â 22% sched_debug.cfs_rq:/.spread0.stddev
> > 156728 Â 15% +49.0% 233530 Â 14% sched_debug.cpu.avg_idle.avg
> > 260031 Â 9% +33.3% 346707 Â 10% sched_debug.cpu.avg_idle.stddev
> > 20.54 Â 5% -10.2% 18.44 Â 2% sched_debug.cpu.clock.stddev
> > 20.54 Â 5% -10.2% 18.44 Â 2% sched_debug.cpu.clock_task.stddev
> > 35742943 -25.6% 26602562 sched_debug.cpu.nr_switches.avg
> > 37162589 -24.6% 28014480 sched_debug.cpu.nr_switches.max
> > 32371186 -24.3% 24512619 sched_debug.cpu.nr_switches.min
> > 18.74 +29.7% 24.31 perf-stat.i.MPKI
> > 1.938e+10 -20.9% 1.534e+10 perf-stat.i.branch-instructions
> > 2.05 -0.1 1.98 perf-stat.i.branch-miss-rate%
> > 3.961e+08 -23.4% 3.033e+08 perf-stat.i.branch-misses
> > 0.74 Â 31% -0.4 0.38 Â 18% perf-stat.i.cache-miss-rate%
> > 12929011 Â 32% -49.1% 6575616 Â 19% perf-stat.i.cache-misses
> > 1.813e+09 +2.3% 1.854e+09 perf-stat.i.cache-references
> > 8267879 -25.5% 6157361 perf-stat.i.context-switches
> > 2.89 +30.6% 3.77 perf-stat.i.cpi
> > 2.794e+11 +2.9% 2.876e+11 perf-stat.i.cpu-cycles
> > 23942 Â 24% +97.5% 47291 Â 21% perf-stat.i.cycles-between-cache-misses
> > 1.13 -0.1 0.99 perf-stat.i.dTLB-load-miss-rate%
> > 3.331e+08 -31.8% 2.274e+08 perf-stat.i.dTLB-load-misses
> > 2.9e+10 -22.0% 2.263e+10 perf-stat.i.dTLB-loads
> > 60002134 Â 2% -26.3% 44193691 Â 2% perf-stat.i.dTLB-store-misses
> > 1.664e+10 -23.6% 1.271e+10 perf-stat.i.dTLB-stores
> > 58.26 -4.7 53.57 perf-stat.i.iTLB-load-miss-rate%
> > 70291090 -31.0% 48469793 perf-stat.i.iTLB-load-misses
> > 50169394 -16.5% 41890643 perf-stat.i.iTLB-loads
> > 9.677e+10 -21.2% 7.624e+10 perf-stat.i.instructions
> > 1410 +13.6% 1602 perf-stat.i.instructions-per-iTLB-miss
> > 0.35 -23.4% 0.27 perf-stat.i.ipc
> > 2150902 Â 41% -42.7% 1233268 Â 27% perf-stat.i.node-load-misses
> > 652857 Â 24% -39.8% 393122 Â 15% perf-stat.i.node-loads
> > 77.08 Â 11% -20.6 56.48 Â 14% perf-stat.i.node-store-miss-rate%
> > 386848 Â 40% -64.7% 136565 Â 27% perf-stat.i.node-store-misses
> > 18.74 +29.8% 24.32 perf-stat.overall.MPKI
> > 2.04 -0.1 1.98 perf-stat.overall.branch-miss-rate%
> > 0.71 Â 32% -0.4 0.35 Â 20% perf-stat.overall.cache-miss-rate%
> > 2.89 +30.6% 3.77 perf-stat.overall.cpi
> > 23413 Â 23% +95.0% 45644 Â 21% perf-stat.overall.cycles-between-cache-misses
> > 1.14 -0.1 0.99 perf-stat.overall.dTLB-load-miss-rate%
> > 58.35 -4.7 53.64 perf-stat.overall.iTLB-load-miss-rate%
> > 1376 +14.3% 1573 perf-stat.overall.instructions-per-iTLB-miss
> > 0.35 -23.4% 0.27 perf-stat.overall.ipc
> > 75.96 Â 13% -20.1 55.89 Â 14% perf-stat.overall.node-store-miss-rate%
> > 15545 +5.9% 16457 perf-stat.overall.path-length
> > 1.936e+10 -20.9% 1.532e+10 perf-stat.ps.branch-instructions
> > 3.956e+08 -23.4% 3.03e+08 perf-stat.ps.branch-misses
> > 12917167 Â 32% -49.1% 6568704 Â 19% perf-stat.ps.cache-misses
> > 1.811e+09 +2.3% 1.852e+09 perf-stat.ps.cache-references
> > 8258274 -25.5% 6150289 perf-stat.ps.context-switches
> > 2.791e+11 +2.9% 2.872e+11 perf-stat.ps.cpu-cycles
> > 3.328e+08 -31.8% 2.271e+08 perf-stat.ps.dTLB-load-misses
> > 2.897e+10 -22.0% 2.26e+10 perf-stat.ps.dTLB-loads
> > 59931265 Â 2% -26.3% 44142618 Â 2% perf-stat.ps.dTLB-store-misses
> > 1.662e+10 -23.6% 1.269e+10 perf-stat.ps.dTLB-stores
> > 70208114 -31.0% 48413951 perf-stat.ps.iTLB-load-misses
> > 50111323 -16.5% 41842519 perf-stat.ps.iTLB-loads
> > 9.666e+10 -21.2% 7.616e+10 perf-stat.ps.instructions
> > 2148559 Â 41% -42.7% 1231893 Â 27% perf-stat.ps.node-load-misses
> > 653248 Â 24% -39.9% 392846 Â 15% perf-stat.ps.node-loads
> > 386418 Â 40% -64.7% 136417 Â 27% perf-stat.ps.node-store-misses
> > 8.733e+13 -21.2% 6.879e+13 perf-stat.total.instructions
> > 887.50 Â 21% +961.1% 9417 Â122% interrupts.39:PCI-MSI.67633154-edge.eth0-TxRx-1
> > 906772 +4.4% 946334 interrupts.CAL:Function_call_interrupts
> > 128451 Â 3% -20.1% 102684 Â 11% interrupts.CPU1.RES:Rescheduling_interrupts
> > 122297 Â 12% -20.1% 97767 Â 5% interrupts.CPU100.RES:Rescheduling_interrupts
> > 114996 Â 8% -12.8% 100315 Â 5% interrupts.CPU101.RES:Rescheduling_interrupts
> > 8676 Â 2% +14.9% 9972 Â 3% interrupts.CPU102.CAL:Function_call_interrupts
> > 145573 Â 15% -30.4% 101298 Â 9% interrupts.CPU102.RES:Rescheduling_interrupts
> > 8795 +13.2% 9956 Â 3% interrupts.CPU103.CAL:Function_call_interrupts
> > 129834 Â 7% -15.4% 109820 Â 9% interrupts.CPU11.RES:Rescheduling_interrupts
> > 122266 Â 5% -18.3% 99893 Â 4% interrupts.CPU13.RES:Rescheduling_interrupts
> > 133695 Â 4% -23.7% 101984 Â 5% interrupts.CPU14.RES:Rescheduling_interrupts
> > 115773 Â 7% -18.6% 94202 Â 8% interrupts.CPU18.RES:Rescheduling_interrupts
> > 120005 Â 3% -15.7% 101149 Â 8% interrupts.CPU27.RES:Rescheduling_interrupts
> > 119584 Â 3% -19.5% 96286 Â 6% interrupts.CPU29.RES:Rescheduling_interrupts
> > 127064 Â 7% -15.1% 107858 Â 5% interrupts.CPU30.RES:Rescheduling_interrupts
> > 887.50 Â 21% +961.1% 9417 Â122% interrupts.CPU31.39:PCI-MSI.67633154-edge.eth0-TxRx-1
> > 118974 Â 11% -17.1% 98609 Â 7% interrupts.CPU33.RES:Rescheduling_interrupts
> > 125463 Â 13% -23.9% 95477 Â 5% interrupts.CPU34.RES:Rescheduling_interrupts
> > 125126 Â 16% -21.7% 97997 Â 7% interrupts.CPU35.RES:Rescheduling_interrupts
> > 133035 Â 12% -28.2% 95517 Â 10% interrupts.CPU37.RES:Rescheduling_interrupts
> > 120167 Â 11% -24.5% 90782 Â 8% interrupts.CPU38.RES:Rescheduling_interrupts
> > 125040 Â 3% -19.8% 100223 Â 7% interrupts.CPU42.RES:Rescheduling_interrupts
> > 119768 Â 15% -16.6% 99882 interrupts.CPU43.RES:Rescheduling_interrupts
> > 125986 Â 7% -18.9% 102226 Â 8% interrupts.CPU45.RES:Rescheduling_interrupts
> > 124516 Â 10% -15.7% 104961 Â 5% interrupts.CPU48.RES:Rescheduling_interrupts
> > 125647 Â 5% -22.8% 96970 Â 3% interrupts.CPU49.RES:Rescheduling_interrupts
> > 131345 Â 5% -17.2% 108796 Â 3% interrupts.CPU51.RES:Rescheduling_interrupts
> > 127858 Â 3% -18.9% 103683 Â 5% interrupts.CPU53.RES:Rescheduling_interrupts
> > 125241 Â 15% -18.7% 101797 Â 5% interrupts.CPU54.RES:Rescheduling_interrupts
> > 133398 Â 7% -22.1% 103961 Â 3% interrupts.CPU56.RES:Rescheduling_interrupts
> > 129732 Â 10% -24.2% 98324 Â 4% interrupts.CPU6.RES:Rescheduling_interrupts
> > 132858 Â 12% -20.5% 105623 Â 9% interrupts.CPU60.RES:Rescheduling_interrupts
> > 123442 Â 5% -20.7% 97934 Â 4% interrupts.CPU64.RES:Rescheduling_interrupts
> > 132863 Â 3% -20.2% 106040 Â 4% interrupts.CPU65.RES:Rescheduling_interrupts
> > 9002 +10.7% 9967 Â 2% interrupts.CPU66.CAL:Function_call_interrupts
> > 8999 +10.7% 9958 Â 2% interrupts.CPU67.CAL:Function_call_interrupts
> > 8774 Â 5% +13.4% 9951 Â 2% interrupts.CPU68.CAL:Function_call_interrupts
> > 8991 +10.6% 9945 Â 2% interrupts.CPU69.CAL:Function_call_interrupts
> > 125949 Â 9% -15.0% 107048 Â 4% interrupts.CPU69.RES:Rescheduling_interrupts
> > 123443 Â 8% -15.7% 104008 Â 8% interrupts.CPU7.RES:Rescheduling_interrupts
> > 8987 +10.6% 9938 Â 2% interrupts.CPU70.CAL:Function_call_interrupts
> > 8983 +10.5% 9927 Â 2% interrupts.CPU71.CAL:Function_call_interrupts
> > 122925 Â 12% -18.0% 100786 Â 8% interrupts.CPU71.RES:Rescheduling_interrupts
> > 8925 +11.0% 9910 Â 2% interrupts.CPU73.CAL:Function_call_interrupts
> > 126258 Â 7% -19.4% 101773 Â 7% interrupts.CPU73.RES:Rescheduling_interrupts
> > 129281 Â 6% -18.1% 105945 Â 5% interrupts.CPU74.RES:Rescheduling_interrupts
> > 8969 +10.3% 9893 Â 2% interrupts.CPU75.CAL:Function_call_interrupts
> > 8966 +10.3% 9887 Â 2% interrupts.CPU76.CAL:Function_call_interrupts
> > 8965 +10.1% 9870 Â 2% interrupts.CPU77.CAL:Function_call_interrupts
> > 129057 Â 9% -24.7% 97240 Â 3% interrupts.CPU77.RES:Rescheduling_interrupts
> > 8683 Â 5% +13.7% 9874 Â 2% interrupts.CPU78.CAL:Function_call_interrupts
> > 129114 Â 9% -27.6% 93483 Â 4% interrupts.CPU78.RES:Rescheduling_interrupts
> > 8685 Â 4% +13.6% 9865 Â 2% interrupts.CPU79.CAL:Function_call_interrupts
> > 121386 Â 7% -18.7% 98627 Â 5% interrupts.CPU8.RES:Rescheduling_interrupts
> > 8956 +10.1% 9864 Â 2% interrupts.CPU80.CAL:Function_call_interrupts
> > 125015 Â 11% -24.1% 94918 Â 5% interrupts.CPU80.RES:Rescheduling_interrupts
> > 8633 Â 7% +14.2% 9856 Â 2% interrupts.CPU81.CAL:Function_call_interrupts
> > 132492 Â 4% -20.7% 105014 Â 4% interrupts.CPU81.RES:Rescheduling_interrupts
> > 8857 Â 2% +11.2% 9848 Â 2% interrupts.CPU82.CAL:Function_call_interrupts
> > 111387 Â 6% -13.8% 96026 Â 8% interrupts.CPU82.RES:Rescheduling_interrupts
> > 112445 Â 6% -9.6% 101699 Â 7% interrupts.CPU83.RES:Rescheduling_interrupts
> > 121973 Â 7% -21.1% 96217 Â 6% interrupts.CPU84.RES:Rescheduling_interrupts
> > 8883 +10.6% 9822 Â 2% interrupts.CPU85.CAL:Function_call_interrupts
> > 115045 Â 6% -16.3% 96249 Â 4% interrupts.CPU85.RES:Rescheduling_interrupts
> > 8668 Â 3% +12.6% 9762 interrupts.CPU86.CAL:Function_call_interrupts
> > 8579 Â 3% +14.3% 9806 Â 2% interrupts.CPU87.CAL:Function_call_interrupts
> > 8719 Â 2% +12.4% 9797 Â 2% interrupts.CPU88.CAL:Function_call_interrupts
> > 8769 +11.6% 9788 Â 2% interrupts.CPU89.CAL:Function_call_interrupts
> > 131248 Â 9% -27.5% 95130 Â 9% interrupts.CPU9.RES:Rescheduling_interrupts
> > 8766 +11.6% 9780 Â 2% interrupts.CPU90.CAL:Function_call_interrupts
> > 121573 Â 6% -14.4% 104044 Â 8% interrupts.CPU90.RES:Rescheduling_interrupts
> > 8762 +11.5% 9768 Â 2% interrupts.CPU91.CAL:Function_call_interrupts
> > 125741 Â 6% -21.2% 99116 Â 10% interrupts.CPU91.RES:Rescheduling_interrupts
> > 8764 +11.3% 9754 Â 2% interrupts.CPU92.CAL:Function_call_interrupts
> > 125340 Â 7% -21.1% 98921 Â 6% interrupts.CPU92.RES:Rescheduling_interrupts
> > 8620 Â 4% +13.0% 9743 Â 2% interrupts.CPU93.CAL:Function_call_interrupts
> > 129358 Â 10% -25.0% 97082 Â 6% interrupts.CPU93.RES:Rescheduling_interrupts
> > 8753 +11.2% 9730 Â 2% interrupts.CPU94.CAL:Function_call_interrupts
> > 8750 +11.1% 9719 Â 2% interrupts.CPU95.CAL:Function_call_interrupts
> > 115441 Â 6% -15.6% 97484 Â 8% interrupts.CPU95.RES:Rescheduling_interrupts
> > 121213 Â 5% -17.0% 100662 Â 12% interrupts.CPU99.RES:Rescheduling_interrupts
> > 12650754 Â 3% -14.8% 10783909 interrupts.RES:Rescheduling_interrupts
> > 176.50 Â 59% -79.7% 35.75 Â 47% interrupts.TLB:TLB_shootdowns
> > 10.98 -11.0 0.00 perf-profile.calltrace.cycles-pp.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv.__release_sock.release_sock
> > 10.70 -10.7 0.00 perf-profile.calltrace.cycles-pp.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv.__release_sock
> > 10.29 -10.3 0.00 perf-profile.calltrace.cycles-pp.__kfree_skb.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established.tcp_v4_do_rcv
> > 10.20 -10.2 0.00 perf-profile.calltrace.cycles-pp.skb_release_data.__kfree_skb.tcp_clean_rtx_queue.tcp_ack.tcp_rcv_established
> > 9.82 -9.8 0.00 perf-profile.calltrace.cycles-pp.__free_pages_ok.skb_release_data.__kfree_skb.tcp_clean_rtx_queue.tcp_ack
> > 9.68 -9.7 0.00 perf-profile.calltrace.cycles-pp.free_one_page.__free_pages_ok.skb_release_data.__kfree_skb.tcp_clean_rtx_queue
> > 21.27 -6.8 14.52 perf-profile.calltrace.cycles-pp.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 21.18 -6.7 14.46 perf-profile.calltrace.cycles-pp.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 20.54 -6.5 14.04 perf-profile.calltrace.cycles-pp.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 20.43 -6.5 13.96 perf-profile.calltrace.cycles-pp.tcp_recvmsg.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64
> > 16.41 -3.1 13.34 perf-profile.calltrace.cycles-pp.release_sock.tcp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto
> > 16.22 -3.0 13.21 perf-profile.calltrace.cycles-pp.__release_sock.release_sock.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 7.69 -2.2 5.51 perf-profile.calltrace.cycles-pp.skb_copy_datagram_iter.tcp_recvmsg.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom
> > 7.67 -2.2 5.50 perf-profile.calltrace.cycles-pp.__skb_datagram_iter.skb_copy_datagram_iter.tcp_recvmsg.inet_recvmsg.__sys_recvfrom
> > 6.75 Â 6% -2.2 4.60 Â 2% perf-profile.calltrace.cycles-pp.tcp_v4_do_rcv.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish.ip_local_deliver
> > 13.64 -2.1 11.53 perf-profile.calltrace.cycles-pp.tcp_v4_do_rcv.__release_sock.release_sock.tcp_sendmsg.sock_sendmsg
> > 13.43 -2.0 11.40 perf-profile.calltrace.cycles-pp.tcp_rcv_established.tcp_v4_do_rcv.__release_sock.release_sock.tcp_sendmsg
> > 7.00 -2.0 5.04 perf-profile.calltrace.cycles-pp._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter.tcp_recvmsg.inet_recvmsg
> > 6.83 -1.9 4.93 perf-profile.calltrace.cycles-pp.copyout._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter.tcp_recvmsg
> > 6.70 -1.9 4.83 perf-profile.calltrace.cycles-pp.copy_user_enhanced_fast_string.copyout._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter
> > 6.39 Â 3% -1.9 4.53 perf-profile.calltrace.cycles-pp.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish
> > 5.43 -1.7 3.69 perf-profile.calltrace.cycles-pp.sk_wait_data.tcp_recvmsg.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom
> > 5.31 -1.7 3.59 perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_recvmsg.inet_recvmsg.__sys_recvfrom.__x64_sys_recvfrom
> > 5.68 Â 3% -1.6 4.11 Â 2% perf-profile.calltrace.cycles-pp.sock_def_readable.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv.ip_protocol_deliver_rcu
> > 4.76 -1.6 3.19 perf-profile.calltrace.cycles-pp.wait_woken.sk_wait_data.tcp_recvmsg.inet_recvmsg.__sys_recvfrom
> > 4.84 -1.5 3.30 perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg.inet_recvmsg.__sys_recvfrom
> > 4.56 -1.5 3.04 perf-profile.calltrace.cycles-pp.schedule_timeout.wait_woken.sk_wait_data.tcp_recvmsg.inet_recvmsg
> > 5.51 Â 3% -1.5 4.01 Â 2% perf-profile.calltrace.cycles-pp.__wake_up_common_lock.sock_def_readable.tcp_rcv_established.tcp_v4_do_rcv.tcp_v4_rcv
> > 4.48 -1.5 2.99 perf-profile.calltrace.cycles-pp.schedule.schedule_timeout.wait_woken.sk_wait_data.tcp_recvmsg
> > 4.39 -1.5 2.92 perf-profile.calltrace.cycles-pp.__sched_text_start.schedule.schedule_timeout.wait_woken.sk_wait_data
> > 5.36 Â 3% -1.5 3.90 Â 2% perf-profile.calltrace.cycles-pp.__wake_up_common.__wake_up_common_lock.sock_def_readable.tcp_rcv_established.tcp_v4_do_rcv
> > 5.19 Â 3% -1.4 3.78 Â 2% perf-profile.calltrace.cycles-pp.try_to_wake_up.__wake_up_common.__wake_up_common_lock.sock_def_readable.tcp_rcv_established
> > 4.37 -1.4 2.96 perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg.inet_recvmsg
> > 2.14 -1.4 0.73 perf-profile.calltrace.cycles-pp.ttwu_do_activate.try_to_wake_up.__wake_up_common.__wake_up_common_lock.sock_def_readable
> > 10.04 -1.4 8.65 perf-profile.calltrace.cycles-pp._copy_from_iter_full.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 2.08 -1.4 0.70 perf-profile.calltrace.cycles-pp.enqueue_task_fair.ttwu_do_activate.try_to_wake_up.__wake_up_common.__wake_up_common_lock
> > 9.73 -1.3 8.42 perf-profile.calltrace.cycles-pp.copyin._copy_from_iter_full.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 9.56 -1.3 8.29 perf-profile.calltrace.cycles-pp.copy_user_enhanced_fast_string.copyin._copy_from_iter_full.tcp_sendmsg_locked.tcp_sendmsg
> > 3.73 -1.2 2.55 perf-profile.calltrace.cycles-pp.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_recvmsg
> > 3.78 Â 2% -1.1 2.68 perf-profile.calltrace.cycles-pp.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 1.86 Â 30% -1.0 0.84 Â 4% perf-profile.calltrace.cycles-pp.select_task_rq_fair.try_to_wake_up.__wake_up_common.__wake_up_common_lock.sock_def_readable
> > 3.46 Â 2% -1.0 2.46 perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 1.51 Â 6% -0.9 0.61 perf-profile.calltrace.cycles-pp.__dev_queue_xmit.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb
> > 3.22 Â 2% -0.9 2.33 perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked.tcp_sendmsg
> > 3.02 Â 2% -0.8 2.21 perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.tcp_sendmsg_locked
> > 1.78 -0.6 1.16 perf-profile.calltrace.cycles-pp.dequeue_task_fair.__sched_text_start.schedule.schedule_timeout.wait_woken
> > 7.18 Â 2% -0.6 6.58 Â 2% perf-profile.calltrace.cycles-pp.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 7.16 Â 2% -0.6 6.56 Â 2% perf-profile.calltrace.cycles-pp.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 1.37 -0.5 0.88 perf-profile.calltrace.cycles-pp.exit_to_usermode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 1.33 -0.5 0.84 perf-profile.calltrace.cycles-pp.schedule.exit_to_usermode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 1.29 -0.5 0.82 perf-profile.calltrace.cycles-pp.__sched_text_start.schedule.exit_to_usermode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 0.71 -0.5 0.25 Â100% perf-profile.calltrace.cycles-pp.__sched_text_start.preempt_schedule_common._cond_resched.__release_sock.release_sock
> > 1.20 -0.4 0.82 perf-profile.calltrace.cycles-pp.__switch_to
> > 1.09 -0.4 0.72 perf-profile.calltrace.cycles-pp.__alloc_skb.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 1.09 -0.3 0.77 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64
> > 6.42 Â 2% -0.3 6.09 Â 2% perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_sendmsg_locked.tcp_sendmsg
> > 0.83 -0.3 0.56 perf-profile.calltrace.cycles-pp.kmem_cache_alloc_node.__alloc_skb.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg
> > 0.84 -0.3 0.58 Â 3% perf-profile.calltrace.cycles-pp.switch_mm_irqs_off.__sched_text_start.schedule.schedule_timeout.wait_woken
> > 0.94 -0.3 0.68 perf-profile.calltrace.cycles-pp.syscall_return_via_sysret
> > 0.74 -0.2 0.53 perf-profile.calltrace.cycles-pp._cond_resched.__release_sock.release_sock.tcp_sendmsg.sock_sendmsg
> > 0.73 -0.2 0.52 perf-profile.calltrace.cycles-pp.preempt_schedule_common._cond_resched.__release_sock.release_sock.tcp_sendmsg
> > 9.51 +0.7 10.17 perf-profile.calltrace.cycles-pp._raw_spin_lock.free_one_page.__free_pages_ok.skb_release_data.__kfree_skb
> > 9.38 +0.7 10.08 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.free_one_page.__free_pages_ok.skb_release_data
> > 95.32 +1.4 96.69 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe
> > 95.16 +1.4 96.58 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 11.17 +7.3 18.47 perf-profile.calltrace.cycles-pp.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 11.81 Â 2% +7.4 19.18 perf-profile.calltrace.cycles-pp.__local_bh_enable_ip.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb
> > 11.74 Â 2% +7.4 19.15 perf-profile.calltrace.cycles-pp.do_softirq.__local_bh_enable_ip.ip_finish_output2.ip_output.__ip_queue_xmit
> > 11.52 Â 2% +7.5 18.98 perf-profile.calltrace.cycles-pp.__softirqentry_text_start.do_softirq_own_stack.do_softirq.__local_bh_enable_ip.ip_finish_output2
> > 11.55 Â 2% +7.5 19.01 perf-profile.calltrace.cycles-pp.do_softirq_own_stack.do_softirq.__local_bh_enable_ip.ip_finish_output2.ip_output
> > 11.27 Â 2% +7.5 18.81 perf-profile.calltrace.cycles-pp.net_rx_action.__softirqentry_text_start.do_softirq_own_stack.do_softirq.__local_bh_enable_ip
> > 10.95 Â 2% +7.6 18.55 perf-profile.calltrace.cycles-pp.process_backlog.net_rx_action.__softirqentry_text_start.do_softirq_own_stack.do_softirq
> > 9.28 +7.6 16.91 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.free_one_page.__free_pages_ok.___pskb_trim
> > 9.39 +7.7 17.05 perf-profile.calltrace.cycles-pp._raw_spin_lock.free_one_page.__free_pages_ok.___pskb_trim.sk_stream_alloc_skb
> > 10.83 Â 2% +7.7 18.52 perf-profile.calltrace.cycles-pp.ip_finish_output2.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit
> > 9.57 +7.7 17.27 perf-profile.calltrace.cycles-pp.free_one_page.__free_pages_ok.___pskb_trim.sk_stream_alloc_skb.tcp_sendmsg_locked
> > 9.94 +7.7 17.64 perf-profile.calltrace.cycles-pp.___pskb_trim.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 10.49 Â 2% +7.7 18.23 perf-profile.calltrace.cycles-pp.__netif_receive_skb_one_core.process_backlog.net_rx_action.__softirqentry_text_start.do_softirq_own_stack
> > 9.73 +7.8 17.49 perf-profile.calltrace.cycles-pp.__free_pages_ok.___pskb_trim.sk_stream_alloc_skb.tcp_sendmsg_locked.tcp_sendmsg
> > 10.16 Â 2% +7.8 17.98 perf-profile.calltrace.cycles-pp.ip_rcv.__netif_receive_skb_one_core.process_backlog.net_rx_action.__softirqentry_text_start
> > 3.79 +8.0 11.77 perf-profile.calltrace.cycles-pp.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv.__release_sock.release_sock
> > 3.78 +8.0 11.77 perf-profile.calltrace.cycles-pp.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv.__release_sock
> > 9.61 Â 2% +8.0 17.61 perf-profile.calltrace.cycles-pp.ip_local_deliver.ip_rcv.__netif_receive_skb_one_core.process_backlog.net_rx_action
> > 9.45 Â 2% +8.1 17.50 perf-profile.calltrace.cycles-pp.ip_local_deliver_finish.ip_local_deliver.ip_rcv.__netif_receive_skb_one_core.process_backlog
> > 9.40 Â 2% +8.1 17.47 perf-profile.calltrace.cycles-pp.ip_protocol_deliver_rcu.ip_local_deliver_finish.ip_local_deliver.ip_rcv.__netif_receive_skb_one_core
> > 9.21 Â 2% +8.1 17.35 perf-profile.calltrace.cycles-pp.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish.ip_local_deliver.ip_rcv
> > 3.44 +8.1 11.58 perf-profile.calltrace.cycles-pp.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established.tcp_v4_do_rcv
> > 8.65 Â 2% +8.2 16.88 perf-profile.calltrace.cycles-pp.ip_output.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames
> > 3.21 +8.2 11.44 perf-profile.calltrace.cycles-pp.__ip_queue_xmit.__tcp_transmit_skb.tcp_write_xmit.__tcp_push_pending_frames.tcp_rcv_established
> > 18.55 Â 2% +8.6 27.14 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.get_page_from_freelist.__alloc_pages_nodemask.skb_page_frag_refill
> > 20.09 Â 2% +8.6 28.68 perf-profile.calltrace.cycles-pp.sk_page_frag_refill.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto
> > 19.87 Â 2% +8.6 28.45 perf-profile.calltrace.cycles-pp.get_page_from_freelist.__alloc_pages_nodemask.skb_page_frag_refill.sk_page_frag_refill.tcp_sendmsg_locked
> > 20.08 Â 2% +8.6 28.67 perf-profile.calltrace.cycles-pp.skb_page_frag_refill.sk_page_frag_refill.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg
> > 18.74 Â 2% +8.6 27.34 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.get_page_from_freelist.__alloc_pages_nodemask.skb_page_frag_refill.sk_page_frag_refill
> > 19.94 Â 2% +8.6 28.53 perf-profile.calltrace.cycles-pp.__alloc_pages_nodemask.skb_page_frag_refill.sk_page_frag_refill.tcp_sendmsg_locked.tcp_sendmsg
> > 72.24 +8.7 80.98 perf-profile.calltrace.cycles-pp.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 72.13 +8.8 80.91 perf-profile.calltrace.cycles-pp.__sys_sendto.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 71.52 +9.0 80.48 perf-profile.calltrace.cycles-pp.sock_sendmsg.__sys_sendto.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe
> > 71.18 +9.1 80.25 perf-profile.calltrace.cycles-pp.tcp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto.do_syscall_64
> > 0.00 +10.3 10.29 perf-profile.calltrace.cycles-pp.free_one_page.__free_pages_ok.skb_release_data.__kfree_skb.tcp_v4_rcv
> > 0.00 +10.4 10.41 perf-profile.calltrace.cycles-pp.__free_pages_ok.skb_release_data.__kfree_skb.tcp_v4_rcv.ip_protocol_deliver_rcu
> > 0.00 +10.7 10.66 perf-profile.calltrace.cycles-pp.skb_release_data.__kfree_skb.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish
> > 0.00 +10.8 10.81 perf-profile.calltrace.cycles-pp.__kfree_skb.tcp_v4_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish.ip_local_deliver
> > 54.39 +12.2 66.64 perf-profile.calltrace.cycles-pp.tcp_sendmsg_locked.tcp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto
> > 31487988 Â 3% -23.2% 24183132 softirqs.CPU0.NET_RX
> > 32151929 -26.1% 23765617 Â 2% softirqs.CPU1.NET_RX
> > 31962684 Â 3% -23.5% 24458409 softirqs.CPU10.NET_RX
> > 31110228 Â 3% -26.2% 22964939 softirqs.CPU100.NET_RX
> > 31626866 -27.6% 22906397 softirqs.CPU101.NET_RX
> > 29779153 Â 3% -22.9% 22969929 softirqs.CPU102.NET_RX
> > 31513116 -27.3% 22920216 softirqs.CPU103.NET_RX
> > 31713243 Â 2% -24.9% 23826688 Â 2% softirqs.CPU11.NET_RX
> > 32072474 -26.1% 23696606 Â 2% softirqs.CPU12.NET_RX
> > 32279430 -24.8% 24260634 softirqs.CPU13.NET_RX
> > 31697375 Â 3% -23.0% 24406003 softirqs.CPU14.NET_RX
> > 32278026 -24.7% 24317293 softirqs.CPU15.NET_RX
> > 31162122 Â 3% -21.7% 24396540 softirqs.CPU16.NET_RX
> > 32209863 -24.2% 24418327 softirqs.CPU17.NET_RX
> > 32329002 -25.6% 24054387 Â 2% softirqs.CPU18.NET_RX
> > 32127509 -24.5% 24258223 softirqs.CPU19.NET_RX
> > 32217120 -25.2% 24089001 softirqs.CPU2.NET_RX
> > 31415502 Â 3% -22.5% 24349881 softirqs.CPU20.NET_RX
> > 32186243 -25.0% 24137967 softirqs.CPU21.NET_RX
> > 32271735 -26.9% 23586468 Â 2% softirqs.CPU22.NET_RX
> > 31871656 Â 3% -23.8% 24292511 softirqs.CPU23.NET_RX
> > 32321894 -25.2% 24177260 softirqs.CPU24.NET_RX
> > 31969188 -24.7% 24057006 softirqs.CPU25.NET_RX
> > 30938777 -27.7% 22360933 Â 2% softirqs.CPU26.NET_RX
> > 30118051 Â 3% -25.9% 22321500 Â 2% softirqs.CPU27.NET_RX
> > 31079253 -28.1% 22337317 Â 2% softirqs.CPU28.NET_RX
> > 31429166 -27.6% 22746093 Â 2% softirqs.CPU29.NET_RX
> > 30485045 Â 3% -20.5% 24221128 Â 2% softirqs.CPU3.NET_RX
> > 30912223 Â 2% -26.8% 22622183 Â 2% softirqs.CPU30.NET_RX
> > 31357027 -27.6% 22717601 softirqs.CPU31.NET_RX
> > 31052178 -27.3% 22565776 Â 2% softirqs.CPU32.NET_RX
> > 31101262 -28.2% 22323348 Â 2% softirqs.CPU33.NET_RX
> > 31331660 -27.7% 22656208 softirqs.CPU34.NET_RX
> > 30833278 Â 3% -25.4% 22998777 softirqs.CPU35.NET_RX
> > 30738161 Â 3% -25.2% 22998898 softirqs.CPU36.NET_RX
> > 30881460 Â 4% -26.6% 22671426 softirqs.CPU37.NET_RX
> > 31140748 -27.4% 22621903 softirqs.CPU38.NET_RX
> > 31218654 -27.3% 22684067 softirqs.CPU39.NET_RX
> > 32583070 -24.8% 24513384 softirqs.CPU4.NET_RX
> > 31462139 -28.4% 22517351 softirqs.CPU40.NET_RX
> > 31566697 -27.9% 22768461 softirqs.CPU41.NET_RX
> > 30975279 Â 2% -27.2% 22555119 softirqs.CPU42.NET_RX
> > 30718280 Â 3% -26.2% 22661320 Â 2% softirqs.CPU43.NET_RX
> > 31283332 -27.3% 22740697 softirqs.CPU44.NET_RX
> > 30983467 -26.4% 22794814 softirqs.CPU45.NET_RX
> > 30658730 Â 4% -28.4% 21946934 Â 2% softirqs.CPU46.NET_RX
> > 31181856 -26.5% 22929226 softirqs.CPU47.NET_RX
> > 31037938 Â 2% -26.9% 22691892 Â 2% softirqs.CPU48.NET_RX
> > 30911500 Â 2% -26.3% 22777693 softirqs.CPU49.NET_RX
> > 31802923 Â 3% -23.9% 24204592 softirqs.CPU5.NET_RX
> > 31517206 -28.1% 22648510 softirqs.CPU50.NET_RX
> > 30660453 Â 3% -27.2% 22327925 Â 2% softirqs.CPU51.NET_RX
> > 31819962 Â 2% -23.9% 24206194 softirqs.CPU52.NET_RX
> > 32142649 -26.4% 23668373 Â 2% softirqs.CPU53.NET_RX
> > 32149559 -24.2% 24360340 softirqs.CPU54.NET_RX
> > 32425853 -26.4% 23854082 Â 2% softirqs.CPU55.NET_RX
> > 31817157 Â 2% -24.3% 24096785 softirqs.CPU56.NET_RX
> > 31640490 Â 3% -24.4% 23920278 Â 2% softirqs.CPU57.NET_RX
> > 31650729 Â 3% -23.1% 24327421 softirqs.CPU58.NET_RX
> > 31269148 Â 3% -22.3% 24307789 softirqs.CPU59.NET_RX
> > 31030416 Â 4% -22.0% 24203694 softirqs.CPU6.NET_RX
> > 32255424 -25.2% 24141973 Â 2% softirqs.CPU60.NET_RX
> > 32245715 -25.1% 24167151 Â 2% softirqs.CPU61.NET_RX
> > 31763163 Â 2% -23.1% 24415760 softirqs.CPU62.NET_RX
> > 31632095 Â 3% -22.7% 24451397 softirqs.CPU63.NET_RX
> > 31490930 Â 2% -24.2% 23879322 softirqs.CPU64.NET_RX
> > 31516754 Â 3% -23.5% 24108737 softirqs.CPU65.NET_RX
> > 32359236 -24.5% 24440756 softirqs.CPU66.NET_RX
> > 31784935 Â 3% -23.9% 24195033 Â 2% softirqs.CPU67.NET_RX
> > 30967426 Â 4% -21.8% 24208434 softirqs.CPU68.NET_RX
> > 32208978 -27.9% 23223363 softirqs.CPU69.NET_RX
> > 31534273 Â 3% -23.6% 24083955 softirqs.CPU7.NET_RX
> > 31800791 Â 2% -23.3% 24375677 softirqs.CPU70.NET_RX
> > 31511220 Â 3% -23.1% 24225232 softirqs.CPU71.NET_RX
> > 32055308 -25.2% 23985501 Â 2% softirqs.CPU72.NET_RX
> > 32255683 -24.3% 24425926 softirqs.CPU73.NET_RX
> > 31808226 Â 2% -23.7% 24280351 Â 2% softirqs.CPU74.NET_RX
> > 31994746 Â 3% -25.5% 23828432 Â 2% softirqs.CPU75.NET_RX
> > 31732779 Â 3% -24.0% 24121773 Â 2% softirqs.CPU76.NET_RX
> > 31249558 Â 2% -23.8% 23816726 Â 2% softirqs.CPU77.NET_RX
> > 29102709 Â 3% -24.1% 22087804 Â 2% softirqs.CPU78.NET_RX
> > 31050911 -26.3% 22879670 softirqs.CPU79.NET_RX
> > 32385972 -25.5% 24114907 softirqs.CPU8.NET_RX
> > 31250746 -26.8% 22865137 softirqs.CPU80.NET_RX
> > 30970512 Â 3% -27.5% 22460428 Â 2% softirqs.CPU81.NET_RX
> > 30769035 Â 3% -26.4% 22640114 softirqs.CPU82.NET_RX
> > 31163906 -28.0% 22426881 Â 2% softirqs.CPU83.NET_RX
> > 30833151 Â 2% -26.9% 22535706 softirqs.CPU84.NET_RX
> > 31213448 -27.8% 22530613 Â 2% softirqs.CPU85.NET_RX
> > 31299014 -27.8% 22598945 Â 2% softirqs.CPU86.NET_RX
> > 31380574 -26.8% 22966556 softirqs.CPU87.NET_RX
> > 31419156 -26.9% 22966072 softirqs.CPU88.NET_RX
> > 31485946 -29.0% 22360125 Â 2% softirqs.CPU89.NET_RX
> > 32266157 -25.9% 23914440 Â 2% softirqs.CPU9.NET_RX
> > 30336933 Â 3% -25.9% 22489963 softirqs.CPU90.NET_RX
> > 30595348 Â 3% -26.1% 22614928 softirqs.CPU91.NET_RX
> > 30924249 Â 2% -26.0% 22894665 softirqs.CPU92.NET_RX
> > 30593902 Â 2% -24.8% 23001426 softirqs.CPU93.NET_RX
> > 31556110 -29.2% 22330354 Â 2% softirqs.CPU94.NET_RX
> > 30668287 Â 3% -29.0% 21759470 softirqs.CPU95.NET_RX
> > 31245897 -26.9% 22847267 softirqs.CPU96.NET_RX
> > 31136421 -28.7% 22213048 Â 2% softirqs.CPU97.NET_RX
> > 30013471 Â 4% -23.9% 22844117 softirqs.CPU98.NET_RX
> > 31291344 -28.5% 22378868 Â 2% softirqs.CPU99.NET_RX
> > 3.269e+09 -25.6% 2.431e+09 softirqs.NET_RX
> >
> >
> >
> >
> >
> > 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,
> > Rong Chen
> >