On 06/03/2014 11:18 AM, Fengguang Wu wrote: > On Tue, Jun 03, 2014 at 10:49:11AM +0800, Jet Chen wrote: >> TO: Paul E. McKenney >> CC: LKML >> CC: lkp(a)01.org >> >> FYI, we noticed the below changes on >> >> git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/fixes >> commit 5057f55e543b7859cfd26bc281291795eac93f8a ("rcu: Bind RCU grace-period kthreads if NO_HZ_FULL") >> >> Here highlight some major changes: > > What's the kernels it's comparing? The headers here should not be > removed. > >> 7946 ~13% +1307.4% 111846 ~ 2% TOTAL time.involuntary_context_switches >> 2.127e+09 ~ 0% -23.5% 1.628e+09 ~ 4% TOTAL qperf.udp.recv_bw >> 2.128e+09 ~ 0% -23.3% 1.633e+09 ~ 4% TOTAL qperf.udp.send_bw >> 2.101e+10 ~ 2% -18.7% 1.707e+10 ~ 2% TOTAL iperf.tcp.receiver.bps >> 2.101e+10 ~ 2% -18.7% 1.707e+10 ~ 2% TOTAL iperf.tcp.sender.bps >> 6.115e+09 ~ 5% -17.9% 5.022e+09 ~ 6% TOTAL qperf.sctp.bw >> 2.83e+09 ~ 1% -12.5% 2.476e+09 ~ 3% TOTAL qperf.tcp.bw >> 26070 ~ 0% -1.2% 25768 ~ 0% TOTAL will-it-scale.per_process_ops >> 0.40 ~ 0% +1.9% 0.41 ~ 1% TOTAL will-it-scale.scalability >> 1113433 ~ 7% +137.1% 2639530 ~ 3% TOTAL cpuidle.C4-ATM.time >> 786 ~20% +71.8% 1350 ~15% TOTAL cpuidle.POLL.usage >> 47106 ~ 8% +53.8% 72472 ~ 3% TOTAL cpuidle.C1E-ATM.usage >> 659 ~ 7% +50.6% 992 ~ 3% TOTAL cpuidle.C3-IVT.usage >> 3026 ~ 8% +42.9% 4324 ~ 3% TOTAL cpuidle.C4-ATM.usage >> 5062629 ~ 4% +26.6% 6408492 ~ 2% TOTAL cpuidle.C1E-ATM.time >> 402345 ~ 2% -18.9% 326211 ~ 0% TOTAL cpuidle.C6-IVT.usage >> 944 ~ 9% +17.0% 1105 ~ 8% TOTAL cpuidle.C1E-IVT.usage >> 403926 ~ 0% -17.3% 333985 ~ 1% TOTAL cpuidle.C7-SNB.usage >> 124425 ~ 0% -16.4% 103999 ~ 0% TOTAL cpuidle.C6-ATM.usage >> >> >> full comparison result: > > What's the command for producing the full result? here I use compare -a 5057f55e543b7859cfd26bc281291795eac93f8a~ 5057f55e543b7859cfd26bc281291795eac93f8a > > Thanks, > Fengguang > >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 2.127e+09 ~ 0% -23.5% 1.628e+09 ~ 4% bens/qperf/600s >> 2.127e+09 ~ 0% -23.5% 1.628e+09 ~ 4% TOTAL qperf.udp.recv_bw >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 2.128e+09 ~ 0% -23.3% 1.633e+09 ~ 4% bens/qperf/600s >> 2.128e+09 ~ 0% -23.3% 1.633e+09 ~ 4% TOTAL qperf.udp.send_bw >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 2.101e+10 ~ 2% -18.7% 1.707e+10 ~ 2% bens/iperf/300s-tcp >> 2.101e+10 ~ 2% -18.7% 1.707e+10 ~ 2% TOTAL iperf.tcp.receiver.bps >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 2.101e+10 ~ 2% -18.7% 1.707e+10 ~ 2% bens/iperf/300s-tcp >> 2.101e+10 ~ 2% -18.7% 1.707e+10 ~ 2% TOTAL iperf.tcp.sender.bps >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1.331e+09 ~ 2% -5.8% 1.255e+09 ~ 2% bens/qperf/600s >> 2.4e+09 ~ 6% -30.4% 1.671e+09 ~12% brickland3/qperf/600s >> 2.384e+09 ~ 7% -12.1% 2.096e+09 ~ 3% lkp-sb03/qperf/600s >> 6.115e+09 ~ 5% -17.9% 5.022e+09 ~ 6% TOTAL qperf.sctp.bw >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 2.83e+09 ~ 1% -12.5% 2.476e+09 ~ 3% bens/qperf/600s >> 2.83e+09 ~ 1% -12.5% 2.476e+09 ~ 3% TOTAL qperf.tcp.bw >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 26070 ~ 0% -1.2% 25768 ~ 0% lkp-a03/will-it-scale/unlink1 >> 26070 ~ 0% -1.2% 25768 ~ 0% TOTAL will-it-scale.per_process_ops >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 0.40 ~ 0% +1.9% 0.41 ~ 1% lkp-a03/will-it-scale/unlink1 >> 0.40 ~ 0% +1.9% 0.41 ~ 1% TOTAL will-it-scale.scalability >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 5951 ~ 4% -61.0% 2318 ~ 4% lkp-a03/will-it-scale/unlink1 >> 5951 ~ 4% -61.0% 2318 ~ 4% TOTAL slabinfo.kmalloc-256.active_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 373 ~ 4% -60.7% 146 ~ 4% lkp-a03/will-it-scale/unlink1 >> 373 ~ 4% -60.7% 146 ~ 4% TOTAL slabinfo.kmalloc-256.num_slabs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 373 ~ 4% -60.7% 146 ~ 4% lkp-a03/will-it-scale/unlink1 >> 373 ~ 4% -60.7% 146 ~ 4% TOTAL slabinfo.kmalloc-256.active_slabs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 5990 ~ 4% -60.7% 2355 ~ 4% lkp-a03/will-it-scale/unlink1 >> 5990 ~ 4% -60.7% 2355 ~ 4% TOTAL slabinfo.kmalloc-256.num_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 2.272e+08 ~ 1% -13.3% 1.97e+08 ~ 2% bens/qperf/600s >> 1507825 ~ 0% -20.5% 1198788 ~ 0% lkp-a03/will-it-scale/unlink1 >> 2.287e+08 ~ 1% -13.3% 1.982e+08 ~ 2% TOTAL proc-vmstat.pgalloc_dma32 >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1113433 ~ 7% +137.1% 2639530 ~ 3% lkp-a03/will-it-scale/unlink1 >> 1113433 ~ 7% +137.1% 2639530 ~ 3% TOTAL cpuidle.C4-ATM.time >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 6269 ~ 4% -57.8% 2647 ~ 4% lkp-a03/will-it-scale/unlink1 >> 6269 ~ 4% -57.8% 2647 ~ 4% TOTAL slabinfo.shmem_inode_cache.active_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 6306 ~ 4% -57.4% 2688 ~ 4% lkp-a03/will-it-scale/unlink1 >> 6306 ~ 4% -57.4% 2688 ~ 4% TOTAL slabinfo.shmem_inode_cache.num_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 262 ~ 4% -57.5% 111 ~ 4% lkp-a03/will-it-scale/unlink1 >> 262 ~ 4% -57.5% 111 ~ 4% TOTAL slabinfo.shmem_inode_cache.active_slabs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 262 ~ 4% -57.5% 111 ~ 4% lkp-a03/will-it-scale/unlink1 >> 262 ~ 4% -57.5% 111 ~ 4% TOTAL slabinfo.shmem_inode_cache.num_slabs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 786 ~20% +71.8% 1350 ~15% lkp-sb03/qperf/600s >> 786 ~20% +71.8% 1350 ~15% TOTAL cpuidle.POLL.usage >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 0.23 ~ 7% -40.0% 0.14 ~ 5% lkp-sb03/qperf/600s >> 0.23 ~ 7% -40.0% 0.14 ~ 5% TOTAL turbostat.%c3 >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 47106 ~ 8% +53.8% 72472 ~ 3% lkp-a03/will-it-scale/unlink1 >> 47106 ~ 8% +53.8% 72472 ~ 3% TOTAL cpuidle.C1E-ATM.usage >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1.14 ~28% -45.0% 0.63 ~43% lkp-sb03/qperf/600s >> 1.14 ~28% -45.0% 0.63 ~43% TOTAL perf-profile.cpu-cycles.copy_user_generic_string.skb_copy_datagram_iovec.tcp_recvmsg.inet_recvmsg.sock_aio_read >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 659 ~ 7% +50.6% 992 ~ 3% brickland3/qperf/600s >> 659 ~ 7% +50.6% 992 ~ 3% TOTAL cpuidle.C3-IVT.usage >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 3026 ~ 8% +42.9% 4324 ~ 3% lkp-a03/will-it-scale/unlink1 >> 3026 ~ 8% +42.9% 4324 ~ 3% TOTAL cpuidle.C4-ATM.usage >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 258 ~ 9% -19.8% 207 ~13% brickland3/qperf/600s >> 258 ~ 9% -19.8% 207 ~13% TOTAL numa-vmstat.node1.nr_page_table_pages >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1041 ~ 9% -19.3% 839 ~12% brickland3/qperf/600s >> 1041 ~ 9% -19.3% 839 ~12% TOTAL numa-meminfo.node1.PageTables >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 53062 ~ 2% -35.1% 34464 ~ 3% bens/qperf/600s >> 109531 ~13% +46.9% 160928 ~ 5% brickland3/qperf/600s >> 72773 ~ 1% +40.8% 102483 ~ 1% lkp-a03/will-it-scale/unlink1 >> 67902 ~ 1% +13.8% 77302 ~ 3% lkp-sb03/qperf/600s >> 303269 ~ 6% +23.7% 375178 ~ 3% TOTAL softirqs.RCU >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 80344 ~ 1% -26.2% 59325 ~ 2% bens/qperf/600s >> 65012 ~ 0% -30.9% 44916 ~ 0% lkp-a03/will-it-scale/unlink1 >> 145357 ~ 1% -28.3% 104241 ~ 1% TOTAL softirqs.SCHED >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 5062629 ~ 4% +26.6% 6408492 ~ 2% lkp-a03/will-it-scale/unlink1 >> 5062629 ~ 4% +26.6% 6408492 ~ 2% TOTAL cpuidle.C1E-ATM.time >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 5015 ~ 0% -19.1% 4054 ~ 0% lkp-a03/will-it-scale/unlink1 >> 5015 ~ 0% -19.1% 4054 ~ 0% TOTAL proc-vmstat.nr_slab_unreclaimable >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 402345 ~ 2% -18.9% 326211 ~ 0% brickland3/qperf/600s >> 402345 ~ 2% -18.9% 326211 ~ 0% TOTAL cpuidle.C6-IVT.usage >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 944 ~ 9% +17.0% 1105 ~ 8% brickland3/qperf/600s >> 944 ~ 9% +17.0% 1105 ~ 8% TOTAL cpuidle.C1E-IVT.usage >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 32956 ~ 3% +17.5% 38713 ~ 8% brickland3/qperf/600s >> 32956 ~ 3% +17.5% 38713 ~ 8% TOTAL numa-meminfo.node3.Active >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 19858 ~ 1% -18.1% 16267 ~ 0% lkp-a03/will-it-scale/unlink1 >> 19858 ~ 1% -18.1% 16267 ~ 0% TOTAL meminfo.SUnreclaim >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 403926 ~ 0% -17.3% 333985 ~ 1% lkp-sb03/qperf/600s >> 403926 ~ 0% -17.3% 333985 ~ 1% TOTAL cpuidle.C7-SNB.usage >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 74689352 ~ 1% -13.3% 64771743 ~ 2% bens/qperf/600s >> 2539322 ~ 0% -20.6% 2015084 ~ 0% lkp-a03/will-it-scale/unlink1 >> 77228675 ~ 1% -13.5% 66786827 ~ 2% TOTAL proc-vmstat.pgalloc_normal >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 3.019e+08 ~ 1% -13.3% 2.618e+08 ~ 2% bens/qperf/600s >> 4047283 ~ 0% -20.6% 3214087 ~ 0% lkp-a03/will-it-scale/unlink1 >> 3.059e+08 ~ 1% -13.4% 2.65e+08 ~ 2% TOTAL proc-vmstat.pgfree >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 124425 ~ 0% -16.4% 103999 ~ 0% lkp-a03/will-it-scale/unlink1 >> 124425 ~ 0% -16.4% 103999 ~ 0% TOTAL cpuidle.C6-ATM.usage >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 23538414 ~ 0% -12.9% 20506157 ~ 2% bens/qperf/600s >> 2496727 ~ 0% -19.5% 2010351 ~ 0% lkp-a03/will-it-scale/unlink1 >> 26035141 ~ 0% -13.5% 22516509 ~ 2% TOTAL proc-vmstat.numa_hit >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 23538414 ~ 0% -12.9% 20506157 ~ 2% bens/qperf/600s >> 2496727 ~ 0% -19.5% 2010351 ~ 0% lkp-a03/will-it-scale/unlink1 >> 26035141 ~ 0% -13.5% 22516509 ~ 2% TOTAL proc-vmstat.numa_local >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 4196 ~ 4% -18.1% 3438 ~ 4% brickland3/qperf/600s >> 4196 ~ 4% -18.1% 3438 ~ 4% TOTAL meminfo.PageTables >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1036 ~ 4% -17.6% 853 ~ 4% brickland3/qperf/600s >> 1036 ~ 4% -17.6% 853 ~ 4% TOTAL proc-vmstat.nr_page_table_pages >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 5817789 ~ 8% +18.0% 6867050 ~ 7% lkp-sb03/qperf/600s >> 5817789 ~ 8% +18.0% 6867050 ~ 7% TOTAL meminfo.DirectMap2M >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 48.12 ~ 0% -11.7% 42.46 ~ 6% brickland3/qperf/600s >> 48.12 ~ 0% -11.7% 42.46 ~ 6% TOTAL turbostat.%pc2 >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 6542 ~ 6% +12.6% 7364 ~ 4% brickland3/qperf/600s >> 6542 ~ 6% +12.6% 7364 ~ 4% TOTAL numa-meminfo.node3.Active(anon) >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1636 ~ 6% +12.5% 1841 ~ 4% brickland3/qperf/600s >> 1636 ~ 6% +12.5% 1841 ~ 4% TOTAL numa-vmstat.node3.nr_active_anon >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1415 ~ 3% +13.3% 1602 ~ 1% brickland3/qperf/600s >> 1415 ~ 3% +13.3% 1602 ~ 1% TOTAL numa-meminfo.node1.KernelStack >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 47493 ~ 4% -11.0% 42252 ~ 5% brickland3/qperf/600s >> 47493 ~ 4% -11.0% 42252 ~ 5% TOTAL numa-meminfo.node1.Slab >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 12789 ~ 1% -10.9% 11391 ~ 2% bens/qperf/600s >> 12789 ~ 1% -10.9% 11391 ~ 2% TOTAL softirqs.HRTIMER >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1275 ~ 7% -12.2% 1120 ~ 4% brickland3/qperf/600s >> 1275 ~ 7% -12.2% 1120 ~ 4% TOTAL numa-vmstat.node1.nr_anon_pages >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 8813 ~ 4% -11.7% 7784 ~ 6% brickland3/qperf/600s >> 8813 ~ 4% -11.7% 7784 ~ 6% TOTAL numa-vmstat.node1.nr_slab_unreclaimable >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 35254 ~ 4% -11.7% 31138 ~ 6% brickland3/qperf/600s >> 35254 ~ 4% -11.7% 31138 ~ 6% TOTAL numa-meminfo.node1.SUnreclaim >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 5095 ~ 7% -12.1% 4478 ~ 4% brickland3/qperf/600s >> 5095 ~ 7% -12.1% 4478 ~ 4% TOTAL numa-meminfo.node1.AnonPages >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 6764 ~ 5% +11.5% 7542 ~ 4% brickland3/qperf/600s >> 6764 ~ 5% +11.5% 7542 ~ 4% TOTAL numa-meminfo.node3.AnonPages >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1691 ~ 5% +11.4% 1884 ~ 4% brickland3/qperf/600s >> 1691 ~ 5% +11.4% 1884 ~ 4% TOTAL numa-vmstat.node3.nr_anon_pages >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 0.99 ~10% +16.0% 1.15 ~ 8% bens/qperf/600s >> 0.99 ~10% +16.0% 1.15 ~ 8% TOTAL perf-profile.cpu-cycles.tcp_rcv_established.tcp_v4_do_rcv.tcp_prequeue_process.tcp_recvmsg.inet_recvmsg >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 10946 ~ 2% -9.0% 9957 ~ 1% lkp-sb03/qperf/600s >> 10946 ~ 2% -9.0% 9957 ~ 1% TOTAL slabinfo.kmalloc-192.active_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 0.78 ~10% +18.9% 0.92 ~ 7% lkp-sb03/qperf/600s >> 0.78 ~10% +18.9% 0.92 ~ 7% TOTAL perf-profile.cpu-cycles.enqueue_entity.enqueue_task_fair.enqueue_task.activate_task.ttwu_do_activate >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 4838 ~ 4% -7.7% 4465 ~ 2% brickland3/qperf/600s >> 4838 ~ 4% -7.7% 4465 ~ 2% TOTAL slabinfo.signal_cache.num_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 4838 ~ 4% -7.7% 4465 ~ 2% brickland3/qperf/600s >> 4838 ~ 4% -7.7% 4465 ~ 2% TOTAL slabinfo.signal_cache.active_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 10948 ~ 2% -8.9% 9977 ~ 1% lkp-sb03/qperf/600s >> 10948 ~ 2% -8.9% 9977 ~ 1% TOTAL slabinfo.kmalloc-192.num_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 8138 ~ 7% -12.2% 7145 ~ 2% lkp-sb03/qperf/600s >> 8138 ~ 7% -12.2% 7145 ~ 2% TOTAL slabinfo.anon_vma.active_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 8138 ~ 7% -12.2% 7145 ~ 2% lkp-sb03/qperf/600s >> 8138 ~ 7% -12.2% 7145 ~ 2% TOTAL slabinfo.anon_vma.num_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1877 ~ 0% -9.5% 1699 ~ 0% lkp-a03/will-it-scale/unlink1 >> 1877 ~ 0% -9.5% 1699 ~ 0% TOTAL slabinfo.dentry.active_slabs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1877 ~ 0% -9.5% 1699 ~ 0% lkp-a03/will-it-scale/unlink1 >> 1877 ~ 0% -9.5% 1699 ~ 0% TOTAL slabinfo.dentry.num_slabs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 39391 ~ 0% -9.5% 35638 ~ 0% lkp-a03/will-it-scale/unlink1 >> 39391 ~ 0% -9.5% 35638 ~ 0% TOTAL slabinfo.dentry.active_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 39441 ~ 0% -9.5% 35702 ~ 0% lkp-a03/will-it-scale/unlink1 >> 39441 ~ 0% -9.5% 35702 ~ 0% TOTAL slabinfo.dentry.num_objs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 481253 ~ 0% -8.9% 438624 ~ 0% bens/qperf/600s >> 481253 ~ 0% -8.9% 438624 ~ 0% TOTAL softirqs.TIMER >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1297 ~33% +565.9% 8640 ~ 7% bens/iperf/300s-tcp >> 2788 ~ 3% +588.8% 19204 ~ 4% bens/qperf/600s >> 1191 ~ 5% +1200.9% 15493 ~ 4% brickland3/qperf/600s >> 1535 ~ 9% +3404.4% 53799 ~ 0% lkp-a03/will-it-scale/unlink1 >> 1135 ~26% +1195.9% 14709 ~ 4% lkp-sb03/qperf/600s >> 7946 ~13% +1307.4% 111846 ~ 2% TOTAL time.involuntary_context_switches >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 42351859 ~ 0% -5.3% 40114932 ~ 0% bens/qperf/600s >> 43015383 ~ 1% -4.4% 41143092 ~ 0% brickland3/qperf/600s >> 7205 ~14% +320.9% 30329 ~ 5% lkp-a03/will-it-scale/unlink1 >> 85374447 ~ 1% -4.8% 81288354 ~ 0% TOTAL time.voluntary_context_switches >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 141174 ~ 1% -5.4% 133551 ~ 0% bens/qperf/600s >> 143982 ~ 1% -4.4% 137600 ~ 0% brickland3/qperf/600s >> 2199 ~ 3% +34.1% 2949 ~ 1% lkp-a03/will-it-scale/unlink1 >> 287355 ~ 1% -4.6% 274101 ~ 0% TOTAL vmstat.system.cs >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 72398 ~ 1% -5.4% 68503 ~ 0% bens/qperf/600s >> 3708 ~ 0% +2.0% 3781 ~ 0% lkp-a03/will-it-scale/unlink1 >> 8789 ~ 4% +22.3% 10749 ~15% lkp-sb03/qperf/600s >> 84895 ~ 1% -2.2% 83034 ~ 2% TOTAL vmstat.system.in >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 1.51 ~ 0% -5.3% 1.43 ~ 1% brickland3/qperf/600s >> 5.43 ~ 1% -2.8% 5.28 ~ 0% lkp-sb03/qperf/600s >> 6.94 ~ 1% -3.3% 6.71 ~ 0% TOTAL turbostat.%c0 >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 146 ~ 0% -2.2% 143 ~ 0% bens/qperf/600s >> 147 ~ 1% -4.8% 140 ~ 1% brickland3/qperf/600s >> 293 ~ 0% -3.5% 283 ~ 0% TOTAL time.percent_of_cpu_this_job_got >> >> 71a9b26963f8c2d 5057f55e543b7859cfd26bc28 >> --------------- ------------------------- >> 872 ~ 0% -2.3% 853 ~ 0% bens/qperf/600s >> 874 ~ 1% -4.6% 834 ~ 1% brickland3/qperf/600s >> 1747 ~ 0% -3.4% 1687 ~ 0% TOTAL time.system_time >> >> >> Legend: >> ~XX% - stddev percent >> [+-]XX% - change percent >> >> >> >> 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, >> Jet >> > >> 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/cpu2/cpufreq/scaling_governor >> echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor >> ./runtest.py unlink1 32 1 2 3 4 >> >