LinuxLists.cc - [io] 49e7f0c789: fio.write

2021-08-24 13:59:52

Subject: [io] 49e7f0c789: fio.write_iops 6.5% improvement

Greeting,

FYI, we noticed a

commit: 49e7f0c789add1330b1

Details are as below:
---------------------------

To reproduce:

git clone bin/lkp install bin/lkp split-job bin/lkp run
=========================== bs/compiler/cpufreq_governo 4k/gcc-9/performance/1SSD
commit:
4956b9eaad ("io_uring: 49e7f0c789 ("io-wq:
4956b9eaad456a88 49e7f0c789 ---------------- ---------- %stddev %change \ | 0.05 ? 13% -0.0 3.86 ? 7% -0.8 59.74 ? 3% -4.8 0.03 ? 21% -0.0 17.26 ? 4% -7.0 0.01 -0.0 0.01 -0.0 1.65 ? 6% +10.4 0.57 ? 7% -0.5 0.25 ? 20% -0.1 1.339e+08 1399221 ? 8% -99.6% 77553 -68.7% 409.83 ? 2% -27.4% 1178 ? 2% -29.9% 56.44 +22.6% 16736113 217.84 15269888 ? 4% 4587051 18522537 ? 3% 55768 +6.5% 2314 -29.0% 64378 -97.9% 93.81 +3.8% 6.07 ? 3% -58.7% 0.15 -0.0 0.14 ? 3% -0.1 5.80 ? 3% -3.4 266156 239.00 ? 30% -97.7% 116028 -14.0% 1233071 ? 3% -97.2% 4380278 5092429 1516197 ? 2% -78.8% 2166 ? 3% -20.5% 306494 ? 2% -96.5% 688.00 ? 57% -81.4% 311234 ? 5% -97.6% 288649 ? 11% -97.3% 1003414 ? 18% -43.9% 329049 ? 9% -97.4% 9936713 ? 5% 9936855 ? 5% 9479455 ? 11% 9479816 ? 11% 586.50 ? 19% -55.1% 472.50 ? 38% -64.4% 105.33 ? 4% -66.1% 7.19 ? 3% -4.6 10873854 ? 5% 2.81 ? 4% -1.4 50.18 ? 3% -31.4% 42.62 ? 4% +47.9% 17315724 ? 6% 21.30 ? 23% +291.9% 119.72 -16.6% 305449 ? 2% -96.5% 171.50 ? 57% -81.6% 310666 ? 5% -97.6% 171.50 ? 57% -81.6% 5228773 ? 9% 5218279 ? 9% 287601 ? 11% -97.3% 250835 ? 18% -43.9% 5194508 ? 17% 5183184 ? 17% 328244 ? 9% -97.4% 20705401 455629 4677015 9365467 10179299 8641718 1231898 ? 3% -97.2% 1095036 -26.7% 551.67 ? 3% -20.6% 20126821 8641718 456256 73885 ? 3% -71.2% 55528 ? 5% -71.3% 41199082 ? 2% 41197887 ? 2% 93747 ? 20% -50.2% 41201950 ? 2% 1267460 21880105 ? 3% 80510442 2456 ? 12% +20.0% 2456 ? 12% +20.0% 3066 ? 2% -42.2% 401.67 ? 2% -42.2% 3217 ? 2% -42.1% 401.67 ? 2% -42.2% 31652 ? 9% -27.8% 846.00 ? 9% -27.0% 33009 ? 9% -26.9% 846.00 ? 9% -27.0% 42626 ? 2% -48.2% 1160 ? 2% -48.3% 42968 ? 2% -48.2% 1160 ? 2% -48.3% 8211 -23.3% 8211 -23.3% 6779 ? 7% -30.2% 6779 ? 7% -30.2% 74707 ? 4% -34.8% 592.33 ? 4% -34.9% 75902 ? 4% -34.9% 592.33 ? 4% -34.9% 150767 ? 2% -77.8% 2375 ? 2% -77.9% 152040 ? 2% -77.9% 2375 ? 2% -77.9% 63523 ? 7% -74.0% 1515 ? 7% -73.8% 63658 ? 7% -73.8% 1515 ? 7% -73.8% 473410 -70.9% 3717 -70.9% 475867 -70.9% 3717 -70.9% 254377 ? 2% -58.9% 3993 ? 2% -59.1% 255597 ? 2% -59.0% 3993 ? 2% -59.1% 413431 -75.2% 809.00 -74.3% 414373 -74.2% 809.00 -74.3% 5281 ? 8% -40.0% 5281 ? 8% -40.0% 4601 ? 8% -32.7% 4611 ? 8% -32.8% 1499 ? 8% +15.6% 1499 ? 8% +15.6% 5437 ? 3% -21.7% 5437 ? 3% -21.7% 41256 ? 4% -44.0% 816.67 ? 4% -44.2% 41674 ? 4% -44.2% 816.67 ? 4% -44.2% 15207 ? 4% -30.9% 15207 ? 4% -30.9% 189783 ? 2% -93.0% 2968 ? 2% -93.0% 190011 ? 2% -93.0% 2968 ? 2% -93.0% 13191 -9.7% 13191 -9.7% 3939 ? 3% -17.0% 3945 ? 3% -16.3% 7171 ? 3% -10.2% 7225 ? 3% -10.8% 77785 ? 3% -96.6% 77789 ? 3% -96.6% 77789 ? 3% -96.6% 77789 ? 3% -96.6% 5752 ? 2% -14.5% 5857 ? 2% -14.8% 174574 ? 2% -81.8% 4179 ? 3% -88.1% 267512 ? 3% -88.1% 4179 ? 3% -88.1% 10531 ?141% -94.9% 14547 ? 4% -64.8% 15217 ? 3% -55.1% 14546 ? 4% -64.4% 15266 ? 3% -57.1% 14620 ? 5% -63.7% 15419 ? 3% -57.2% 15752 ? 4% -58.1% 14453 ? 4% -65.4% 14649 ? 4% -66.6% 15105 ? 3% -56.8% 14879 ? 7% -67.1% 14978 ? 2% -55.7% 14645 ? 3% -65.8% 15351 ? 3% -55.5% 14766 ? 5% -64.8% 14583 ? 3% -66.5% 14495 ? 4% -66.3% 14370 ? 4% -66.9% 14991 ? 3% -58.1% 14717 ? 4% -68.4% 15103 ? 4% -57.3% 14623 ? 3% -68.2% 15095 ? 2% -57.9% 14411 ? 3% -68.0% 14567 ? 4% -65.4% 15355 ? 6% -56.8% 14745 ? 2% -57.6% 14389 ? 4% -67.0% 14516 ? 5% -66.4% 15071 ? 3% -57.3% 14881 ? 8% -37.9% 14488 ? 11% -40.4% 15145 ? 9% -37.1% 14730 ? 12% -38.6% 14455 ? 11% -41.0% 14334 ? 10% -37.9% 14563 ? 11% -35.7% 14452 ? 10% -41.5% 14381 ? 11% -38.7% 14377 ? 10% -37.3% 14660 ? 10% -42.6% 14047 ? 13% -39.4% 13823 ? 11% -36.4% 13810 ? 11% -38.0% 13952 ? 11% -36.8% 13860 ? 10% -38.7% 14959 ? 9% -32.5% 13364 ? 4% -64.3% 13707 ? 3% -57.7% 13172 ? 5% -66.6% 13555 ? 4% -59.9% 13171 ? 5% -64.0% 13744 ? 5% -57.6% 13465 ? 8% -63.3% 13774 ? 4% -58.8% 13209 ? 4% -64.5% 13569 ? 4% -58.7% 13473 ? 4% -64.9% 13421 ? 3% -57.6% 13455 ? 2% -57.6% 13518 ? 7% -64.0% 13345 ? 4% -55.6% 13341 ? 4% -55.6% 13732 ? 5% -64.2% 13645 ? 4% -55.4% 13762 ? 2% -56.1% 13872 ? 4% -63.1% 13452 ? 10% -35.6% 13169 ? 10% -32.1% 13417 ? 9% -36.0% 13336 ? 11% -34.0% 13624 ? 8% -31.9% 12903 ? 9% -35.2% 12886 ? 8% -32.8% 12899 ? 9% -31.6% 12868 ? 9% -33.2% 13316 ? 7% -35.3% 12813 ? 10% -32.9% 13036 ? 7% -32.4% 13099 ? 11% -37.6% 13551 ? 7% -35.8% 2820557 ? 2% 2928365 182814 -60.4% 20875 ?142% -95.6% 16010 ? 17% +47.1% 17863 ? 18% +41.1% 17527 ? 15% +72.4% 17185 ? 19% +83.9% 16777 ? 15% +90.7% 16214 ? 12% +46.3% 17396 ? 17% +104.7% 15952 ? 17% +83.0% 17502 ? 17% +109.5% 16424 ? 17% +81.8% 17388 ? 16% +98.7% 17067 ? 18% +71.8% 17034 ? 19% +126.1% 17854 ? 19% +117.1% 16796 ? 15% +96.1% 17093 ? 19% +122.4% 15940 ? 18% +133.4% 16261 ? 14% +78.8% 16231 ? 17% +134.1% 17040 ? 15% +69.4% 16118 ? 18% +137.5% 16851 ? 16% +95.3% 15843 ? 17% +136.4% 16407 ? 16% +79.8% 15713 ? 18% +138.3% 15164 ? 17% +133.7% 14807 ? 15% +84.5% 15494 ? 15% +145.8% 16016 ? 20% +70.4% 20875 ?142% -95.6% 72427 ? 3% -71.7% 73052 ? 3% -73.1% 75077 ? 2% -73.2% 74218 ? 3% -72.0% 74924 ? 2% -74.5% 75511 ? 4% -76.0% 74836 ? 2% -76.3% 74821 ? 2% -77.3% 73994 ? 3% -76.6% 73972 ? 2% -77.2% 13157 ? 14% +32.4% 6007 ? 11% +95.1% 74693 ? 2% -76.2% 74648 ? 4% -75.7% 74852 ? 3% -74.3% 74104 ? 2% -75.0% 74126 -75.6% 73295 ? 2% -76.0% 73035 ? 3% -72.6% 74365 ? 4% -79.0% 73455 ? 2% -78.0% 72090 -77.1% 73629 ? 2% -75.9% 72093 ? 2% -77.5% 72806 ? 2% -77.5% 73033 ? 3% -77.1% 72181 ? 7% -54.3% 72845 ? 10% -56.3% 73265 ? 9% -59.3% 72857 ? 8% -60.2% 73391 ? 10% -58.1% 74557 ? 6% -47.3% 73259 ? 8% -57.4% 73874 ? 9% -54.9% 74681 ? 10% -56.8% 74665 ? 10% -55.7% 73867 ? 9% -56.6% 73962 ? 8% -50.5% 74510 ? 8% -58.5% 73802 ? 8% -57.7% 73839 ? 9% -54.4% 75092 ? 9% -58.7% 73923 ? 9% -56.1% 73316 ? 10% -55.4% 73491 ? 9% -54.6% 73621 ? 11% -56.4% 73539 ? 8% -55.4% 72951 ? 9% -56.1% 72166 ? 10% -56.4% 72963 ? 11% -54.2% 73475 ? 3% -75.2% 70205 ? 2% -77.1% 68005 ? 2% -80.0% 66077 ? 4% -82.0% 66181 ? 3% -81.1% 66238 ? 3% -80.7% 65953 ? 3% -81.3% 65886 ? 4% -80.2% 66328 ? 2% -79.3% 64962 ? 3% -76.7% 64685 ? 2% -77.7% 65119 ? 3% -78.3% 64116 ? 4% -74.4% 64913 ? 3% -72.7% 65303 ? 3% -74.1% 65009 ? 4% -79.1% 65844 ? 3% -72.9% 66450 ? 3% -74.3% 66983 ? 3% -74.5% 66800 ? 2% -77.1% 67329 ? 2% -76.5% 73052 ? 9% -49.7% 68385 ? 8% -52.2% 14015 ? 11% +72.3% 67240 ? 8% -54.2% 67409 ? 7% -48.7% 65839 ? 8% -53.3% 67648 ? 7% -58.4% 67836 ? 7% -59.4% 65796 ? 8% -57.6% 64730 ? 9% -55.9% 64616 ? 8% -58.6% 64181 ? 7% -54.4% 63750 ? 6% -55.6% 6159 ? 12% +79.5% 63719 ? 8% -49.8% 63149 ? 8% -54.0% 64562 ? 7% -59.7% 62870 ? 8% -59.1% 63250 ? 8% -59.2% 64252 ? 10% -56.7% 64266 ? 7% -57.9% 64679 ? 8% -60.4% 64523 ? 8% -55.1% 64860 ? 8% -59.5% 65999 ? 7% -62.0% 66372 ? 8% -59.9% 69485 ? 7% -50.4% 68752 ? 7% -50.3% 70141 ? 5% -51.1% 70623 ? 7% -53.1% 71194 ? 6% -57.4% 16189 ? 17% +69.7% 14165420 2073280

65000 +------------------ 64000 |-+ O | 63000 |-+ 62000 |-+ 61000 |-+ 60000 |-+ O O | O O O 59000 |-+ 58000 |-+ O O O 57000 |-+ 56000 |-+ +.. .+. |.+.. .+. + 55000 |-+ .+.+. + 54000 +------------------ [*] bisect-good sample
[O] bisect-bad sample

Disclaimer:
Results have been for informational design or configuration

---
0DAY/LKP+ Test Infrastructure https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
threads 4 sockets Intel(R) Xeon(R) CPU @ 2.20GHz with 192G memory
Fio is a tool that will spawn a number of threads or processes doing a particular type of I/O action as specified by the user.
/github.com/axboe/fio">https://github.com/axboe/fio
----------------------------------------------------------------------->
href="https://github.com/intel/lkp-tests.git">https://github.com/intel/lkp-tests.git
job.yaml # job file is attached in this email
--compatible job.yaml # generate the yaml file for lkp run
generated-yaml-file
==============================================================
r/disk/fs/ioengine/kconfig/nr_task/rootfs/runtime/rw/tbox_group/test_size/testcase/ucode:
/btrfs/io_uring/x86_64-rhel-8.3/8/debian-10.4-x86_64-20200603.cgz/300s/randwrite/lkp-csl-2ap1/256g/fio-basic/0x4003006
rsrc ref lock needs to be IRQ safe")
fix bug of creating io-wokers unconditionally")
add1330b111af0b7c
-----------------
%stddev
\
0.01 ? 21% fio.latency_100ms%
3.05 ? 25% fio.latency_100us%
54.98 ? 4% fio.latency_10ms%
0.01 fio.latency_20us%
10.29 ? 35% fio.latency_250us%
0.00 fio.latency_2us%
0.00 fio.latency_4us%
12.01 ? 42% fio.latency_500us%
0.10 ? 27% fio.latency_50ms%
0.13 ? 30% fio.latency_750us%
+6.5% 1.426e+08 ? 3% fio.time.file_system_outputs
5944 ? 16% fio.time.involuntary_context_switches
24263 ? 11% fio.time.minor_page_faults
297.50 ? 15% fio.time.percent_of_cpu_this_job_got
825.64 ? 16% fio.time.system_time
69.22 ? 3% fio.time.user_time
+6.5% 17820174 ? 3% fio.workload
+6.5% 232.03 ? 3% fio.write_bw_MBps
-32.9% 10245461 ? 5% fio.write_clat_99%_us
-6.0% 4312390 ? 3% fio.write_clat_mean_us
-10.1% 16652081 ? 6% fio.write_clat_stddev
59399 ? 3% fio.write_iops
1642 ? 2% fio.write_slat_mean_us
1372 ? 19% fio.write_slat_stddev
97.38 iostat.cpu.idle
2.51 ? 4% iostat.cpu.system
0.11 ? 5% mpstat.cpu.all.irq%
0.04 ? 10% mpstat.cpu.all.soft%
2.37 ? 4% mpstat.cpu.all.sys%
+6.0% 282160 ? 3% vmstat.io.bo
5.50 ? 9% vmstat.procs.r
99777 vmstat.system.in
34438 meminfo.KernelStack
-26.7% 3211647 ? 2% meminfo.SUnreclaim
-23.0% 3922629 ? 2% meminfo.Slab
320788 meminfo.VmallocUsed
1721 meminfo.Writeback
10695 ? 14% numa-meminfo.node0.KernelStack
127.83 ? 71% numa-meminfo.node1.Active(anon)
7466 ? 11% numa-meminfo.node1.KernelStack
7844 ? 11% numa-meminfo.node2.KernelStack
562515 ? 63% numa-meminfo.node2.SUnreclaim
8450 ? 21% numa-meminfo.node3.KernelStack
-76.9% 2293578 ?142% numa-numastat.node1.local_node
-76.9% 2293700 ?142% numa-numastat.node1.numa_hit
-54.7% 4297938 ? 66% numa-numastat.node2.local_node
-54.7% 4298406 ? 66% numa-numastat.node2.numa_hit
263.17 ? 45% numa-numastat.node2.other_node
168.00 ? 82% numa-numastat.node3.other_node
35.67 ? 38% turbostat.Avg_MHz
2.56 ? 37% turbostat.Busy%
-52.3% 5182215 ? 52% turbostat.C1E
1.40 ? 39% turbostat.C1E%
34.42 ? 37% turbostat.CPU%c1
63.03 ? 21% turbostat.CPU%c6
-36.9% 10924425 ? 42% turbostat.IRQ
83.47 ? 52% turbostat.Pkg%pc2
99.81 ? 9% turbostat.PkgWatt
10693 ? 14% numa-vmstat.node0.nr_kernel_stack
31.50 ? 72% numa-vmstat.node1.nr_active_anon
7464 ? 11% numa-vmstat.node1.nr_kernel_stack
31.50 ? 72% numa-vmstat.node1.nr_zone_active_anon
-69.1% 1615960 ?107% numa-vmstat.node1.numa_hit
-69.2% 1605806 ?107% numa-vmstat.node1.numa_local
7841 ? 11% numa-vmstat.node2.nr_kernel_stack
140762 ? 63% numa-vmstat.node2.nr_slab_unreclaimable
-50.5% 2571450 ? 64% numa-vmstat.node2.numa_hit
-50.6% 2561990 ? 65% numa-vmstat.node2.numa_local
8447 ? 21% numa-vmstat.node3.nr_kernel_stack
+6.3% 22007142 ? 3% proc-vmstat.nr_dirtied
+3.6% 472088 ? 2% proc-vmstat.nr_dirty
+1.2% 4734237 proc-vmstat.nr_dirty_background_threshold
+1.2% 9480050 proc-vmstat.nr_dirty_threshold
+6.0% 10791700 ? 3% proc-vmstat.nr_file_pages
+6.4% 9193417 ? 3% proc-vmstat.nr_inactive_file
34449 proc-vmstat.nr_kernel_stack
803065 ? 2% proc-vmstat.nr_slab_unreclaimable
438.17 proc-vmstat.nr_writeback
+6.0% 21339414 ? 3% proc-vmstat.nr_written
+6.4% 9193418 ? 3% proc-vmstat.nr_zone_inactive_file
+3.6% 472608 ? 2% proc-vmstat.nr_zone_write_pending
21271 ? 14% proc-vmstat.numa_hint_faults
15920 ? 16% proc-vmstat.numa_hint_faults_local
-52.2% 19704059 ? 14% proc-vmstat.numa_hit
-52.2% 19711757 ? 14% proc-vmstat.numa_local
46700 ? 17% proc-vmstat.numa_pte_updates
-47.6% 21574441 ? 2% proc-vmstat.pgalloc_normal
-4.0% 1217143 proc-vmstat.pgfault
-95.2% 1052708 proc-vmstat.pgfree
+6.0% 85359836 ? 3% proc-vmstat.pgpgout
2946 ? 14% slabinfo.PING.active_objs
2946 ? 14% slabinfo.PING.num_objs
1771 ? 19% slabinfo.biovec-max.active_objs
232.17 ? 19% slabinfo.biovec-max.active_slabs
1861 ? 19% slabinfo.biovec-max.num_objs
232.17 ? 19% slabinfo.biovec-max.num_slabs
22839 ? 14% slabinfo.btrfs_delayed_tree_ref.active_objs
618.00 ? 14% slabinfo.btrfs_delayed_tree_ref.active_slabs
24123 ? 14% slabinfo.btrfs_delayed_tree_ref.num_objs
618.00 ? 14% slabinfo.btrfs_delayed_tree_ref.num_slabs
22100 ? 20% slabinfo.btrfs_ordered_extent.active_objs
600.50 ? 20% slabinfo.btrfs_ordered_extent.active_slabs
22239 ? 20% slabinfo.btrfs_ordered_extent.num_objs
600.50 ? 20% slabinfo.btrfs_ordered_extent.num_slabs
6301 ? 17% slabinfo.buffer_head.active_objs
6301 ? 17% slabinfo.buffer_head.num_objs
4735 ? 11% slabinfo.files_cache.active_objs
4735 ? 11% slabinfo.files_cache.num_objs
48731 ? 17% slabinfo.fsnotify_mark_connector.active_objs
385.33 ? 17% slabinfo.fsnotify_mark_connector.active_slabs
49395 ? 17% slabinfo.fsnotify_mark_connector.num_objs
385.33 ? 17% slabinfo.fsnotify_mark_connector.num_slabs
33494 ? 3% slabinfo.kmalloc-128.active_objs
524.83 ? 3% slabinfo.kmalloc-128.active_slabs
33616 ? 3% slabinfo.kmalloc-128.num_objs
524.83 ? 3% slabinfo.kmalloc-128.num_slabs
16500 ? 36% slabinfo.kmalloc-192.active_objs
397.00 ? 36% slabinfo.kmalloc-192.active_slabs
16696 ? 36% slabinfo.kmalloc-192.num_objs
397.00 ? 36% slabinfo.kmalloc-192.num_slabs
137824 slabinfo.kmalloc-32.active_objs
1080 slabinfo.kmalloc-32.active_slabs
138306 slabinfo.kmalloc-32.num_objs
1080 slabinfo.kmalloc-32.num_slabs
104504 ? 2% slabinfo.kmalloc-64.active_objs
1635 ? 2% slabinfo.kmalloc-64.active_slabs
104686 ? 2% slabinfo.kmalloc-64.num_objs
1635 ? 2% slabinfo.kmalloc-64.num_slabs
102570 slabinfo.kmalloc-8.active_objs
207.83 ? 2% slabinfo.kmalloc-8.active_slabs
106772 ? 2% slabinfo.kmalloc-8.num_objs
207.83 ? 2% slabinfo.kmalloc-8.num_slabs
3169 ? 17% slabinfo.kmalloc-cg-192.active_objs
3169 ? 17% slabinfo.kmalloc-cg-192.num_objs
3097 ? 12% slabinfo.kmalloc-cg-1k.active_objs
3098 ? 12% slabinfo.kmalloc-cg-1k.num_objs
1734 ? 3% slabinfo.kmalloc-cg-64.active_objs
1734 ? 3% slabinfo.kmalloc-cg-64.num_objs
4258 ? 14% slabinfo.mm_struct.active_objs
4258 ? 14% slabinfo.mm_struct.num_objs
23115 ? 18% slabinfo.mnt_cache.active_objs
455.83 ? 17% slabinfo.mnt_cache.active_slabs
23268 ? 17% slabinfo.mnt_cache.num_objs
455.83 ? 17% slabinfo.mnt_cache.num_slabs
10513 ? 16% slabinfo.pde_opener.active_objs
10513 ? 16% slabinfo.pde_opener.num_objs
13332 ? 3% slabinfo.pid.active_objs
207.67 ? 3% slabinfo.pid.active_slabs
13332 ? 3% slabinfo.pid.num_objs
207.67 ? 3% slabinfo.pid.num_slabs
11916 ? 4% slabinfo.proc_inode_cache.active_objs
11916 ? 4% slabinfo.proc_inode_cache.num_objs
3270 ? 5% slabinfo.sighand_cache.active_objs
3303 ? 5% slabinfo.sighand_cache.num_objs
6437 ? 6% slabinfo.signal_cache.active_objs
6445 ? 6% slabinfo.signal_cache.num_objs
2629 slabinfo.task_struct.active_objs
2643 slabinfo.task_struct.active_slabs
2643 slabinfo.task_struct.num_objs
2643 slabinfo.task_struct.num_slabs
4917 ? 5% slabinfo.trace_event_file.active_objs
4988 ? 6% slabinfo.trace_event_file.num_objs
31777 slabinfo.vmap_area.active_objs
497.67 slabinfo.vmap_area.active_slabs
31895 slabinfo.vmap_area.num_objs
497.67 slabinfo.vmap_area.num_slabs
534.83 ?157% softirqs.CPU12.NET_RX
5117 ?113% softirqs.CPU123.RCU
6829 ? 85% softirqs.CPU123.SCHED
5174 ?111% softirqs.CPU124.RCU
6551 ? 82% softirqs.CPU124.SCHED
5306 ?106% softirqs.CPU125.RCU
6596 ? 82% softirqs.CPU125.SCHED
6593 ? 82% softirqs.CPU126.SCHED
4999 ?111% softirqs.CPU127.RCU
4890 ?111% softirqs.CPU128.RCU
6531 ? 80% softirqs.CPU128.SCHED
4899 ?112% softirqs.CPU129.RCU
6633 ? 81% softirqs.CPU129.SCHED
5012 ?114% softirqs.CPU130.RCU
6833 ? 84% softirqs.CPU130.SCHED
5191 ?115% softirqs.CPU131.RCU
4891 ?113% softirqs.CPU134.RCU
4878 ?113% softirqs.CPU135.RCU
4761 ?114% softirqs.CPU136.RCU
6274 ? 79% softirqs.CPU136.SCHED
4647 ?111% softirqs.CPU137.RCU
6443 ? 79% softirqs.CPU137.SCHED
4650 ?112% softirqs.CPU138.RCU
6352 ? 78% softirqs.CPU138.SCHED
4615 ?115% softirqs.CPU139.RCU
5046 ?105% softirqs.CPU140.RCU
6638 ? 80% softirqs.CPU140.SCHED
6247 ? 79% softirqs.CPU141.SCHED
4742 ?112% softirqs.CPU142.RCU
4880 ?108% softirqs.CPU143.RCU
6437 ? 79% softirqs.CPU143.SCHED
9236 ? 44% softirqs.CPU147.SCHED
8637 ? 51% softirqs.CPU148.RCU
9526 ? 40% softirqs.CPU148.SCHED
9043 ? 49% softirqs.CPU152.RCU
8523 ? 53% softirqs.CPU153.RCU
8907 ? 46% softirqs.CPU154.RCU
9367 ? 46% softirqs.CPU155.RCU
8458 ? 54% softirqs.CPU156.RCU
8812 ? 49% softirqs.CPU157.RCU
9021 ? 47% softirqs.CPU158.RCU
8410 ? 54% softirqs.CPU159.RCU
8508 ? 48% softirqs.CPU160.RCU
8789 ? 50% softirqs.CPU162.RCU
8563 ? 47% softirqs.CPU163.RCU
8815 ? 47% softirqs.CPU164.RCU
8498 ? 45% softirqs.CPU165.RCU
10099 ? 41% softirqs.CPU165.SCHED
4768 ?104% softirqs.CPU27.RCU
5797 ? 72% softirqs.CPU27.SCHED
4402 ?102% softirqs.CPU28.RCU
5433 ? 69% softirqs.CPU28.SCHED
4735 ?103% softirqs.CPU29.RCU
5829 ? 73% softirqs.CPU29.SCHED
4939 ? 98% softirqs.CPU30.RCU
5677 ? 74% softirqs.CPU30.SCHED
4687 ?104% softirqs.CPU31.RCU
5603 ? 71% softirqs.CPU31.SCHED
4723 ?105% softirqs.CPU32.RCU
5691 ? 73% softirqs.CPU32.SCHED
5711 ? 73% softirqs.CPU33.SCHED
4860 ?102% softirqs.CPU34.RCU
5927 ? 74% softirqs.CPU34.SCHED
5920 ? 79% softirqs.CPU36.SCHED
4916 ?112% softirqs.CPU45.RCU
6080 ? 81% softirqs.CPU45.SCHED
6046 ? 79% softirqs.CPU46.SCHED
5114 ?109% softirqs.CPU47.RCU
8662 ? 43% softirqs.CPU50.RCU
8936 ? 40% softirqs.CPU52.RCU
8591 ? 41% softirqs.CPU54.RCU
8800 ? 37% softirqs.CPU55.RCU
9282 ? 33% softirqs.CPU55.SCHED
8356 ? 39% softirqs.CPU57.RCU
8661 ? 37% softirqs.CPU58.RCU
8821 ? 39% softirqs.CPU59.RCU
8599 ? 37% softirqs.CPU62.RCU
8610 ? 32% softirqs.CPU62.SCHED
8600 ? 37% softirqs.CPU63.RCU
8812 ? 33% softirqs.CPU63.SCHED
8178 ? 46% softirqs.CPU70.RCU
8704 ? 38% softirqs.CPU70.SCHED
-30.8% 1951127 ? 4% softirqs.RCU
-26.2% 2162292 ? 5% softirqs.SCHED
72343 ? 5% softirqs.TIMER
928.50 ?166% interrupts.33:PCI-MSI.524291-edge.eth0-TxRx-2
23545 ? 9% interrupts.CPU101.CAL:Function_call_interrupts
25197 ? 22% interrupts.CPU102.CAL:Function_call_interrupts
30208 ? 47% interrupts.CPU102.RES:Rescheduling_interrupts
31604 ? 57% interrupts.CPU104.RES:Rescheduling_interrupts
32001 ? 64% interrupts.CPU105.RES:Rescheduling_interrupts
23725 ? 25% interrupts.CPU106.CAL:Function_call_interrupts
35607 ? 53% interrupts.CPU106.RES:Rescheduling_interrupts
29195 ? 22% interrupts.CPU107.CAL:Function_call_interrupts
36664 ? 54% interrupts.CPU107.RES:Rescheduling_interrupts
29867 ? 26% interrupts.CPU108.CAL:Function_call_interrupts
34556 ? 65% interrupts.CPU108.RES:Rescheduling_interrupts
29328 ? 27% interrupts.CPU109.CAL:Function_call_interrupts
38521 ? 64% interrupts.CPU109.RES:Rescheduling_interrupts
38753 ? 66% interrupts.CPU110.RES:Rescheduling_interrupts
32938 ? 31% interrupts.CPU111.CAL:Function_call_interrupts
38010 ? 61% interrupts.CPU111.RES:Rescheduling_interrupts
37204 ? 74% interrupts.CPU112.RES:Rescheduling_interrupts
29072 ? 45% interrupts.CPU113.CAL:Function_call_interrupts
37991 ? 61% interrupts.CPU113.RES:Rescheduling_interrupts
28874 ? 39% interrupts.CPU114.CAL:Function_call_interrupts
38284 ? 64% interrupts.CPU114.RES:Rescheduling_interrupts
32910 ? 27% interrupts.CPU115.CAL:Function_call_interrupts
37459 ? 64% interrupts.CPU115.RES:Rescheduling_interrupts
29494 ? 45% interrupts.CPU116.CAL:Function_call_interrupts
37449 ? 73% interrupts.CPU116.RES:Rescheduling_interrupts
35446 ? 77% interrupts.CPU117.RES:Rescheduling_interrupts
27317 ? 43% interrupts.CPU118.CAL:Function_call_interrupts
38082 ? 67% interrupts.CPU118.RES:Rescheduling_interrupts
27297 ? 46% interrupts.CPU119.CAL:Function_call_interrupts
928.50 ?166% interrupts.CPU12.33:PCI-MSI.524291-edge.eth0-TxRx-2
20475 ?114% interrupts.CPU120.LOC:Local_timer_interrupts
19654 ?135% interrupts.CPU121.LOC:Local_timer_interrupts
20098 ?133% interrupts.CPU122.LOC:Local_timer_interrupts
20810 ?134% interrupts.CPU123.LOC:Local_timer_interrupts
19091 ?128% interrupts.CPU124.LOC:Local_timer_interrupts
18105 ?133% interrupts.CPU125.LOC:Local_timer_interrupts
17719 ?132% interrupts.CPU126.LOC:Local_timer_interrupts
17000 ?134% interrupts.CPU127.LOC:Local_timer_interrupts
17296 ?129% interrupts.CPU128.LOC:Local_timer_interrupts
16879 ?130% interrupts.CPU129.LOC:Local_timer_interrupts
17419 ? 17% interrupts.CPU13.CAL:Function_call_interrupts
11723 ? 58% interrupts.CPU13.RES:Rescheduling_interrupts
17812 ?133% interrupts.CPU130.LOC:Local_timer_interrupts
18175 ?133% interrupts.CPU131.LOC:Local_timer_interrupts
19252 ?130% interrupts.CPU132.LOC:Local_timer_interrupts
18498 ?133% interrupts.CPU133.LOC:Local_timer_interrupts
18063 ?134% interrupts.CPU134.LOC:Local_timer_interrupts
17586 ?133% interrupts.CPU135.LOC:Local_timer_interrupts
20008 ?135% interrupts.CPU136.LOC:Local_timer_interrupts
15622 ?133% interrupts.CPU137.LOC:Local_timer_interrupts
16140 ?131% interrupts.CPU138.LOC:Local_timer_interrupts
16519 ?135% interrupts.CPU139.LOC:Local_timer_interrupts
17731 ?131% interrupts.CPU140.LOC:Local_timer_interrupts
16251 ?133% interrupts.CPU141.LOC:Local_timer_interrupts
16410 ?132% interrupts.CPU142.LOC:Local_timer_interrupts
16756 ?131% interrupts.CPU143.LOC:Local_timer_interrupts
32968 ? 44% interrupts.CPU144.LOC:Local_timer_interrupts
31816 ? 52% interrupts.CPU145.LOC:Local_timer_interrupts
29809 ? 54% interrupts.CPU146.LOC:Local_timer_interrupts
28965 ? 59% interrupts.CPU147.LOC:Local_timer_interrupts
30724 ? 54% interrupts.CPU148.LOC:Local_timer_interrupts
39275 ? 52% interrupts.CPU149.LOC:Local_timer_interrupts
31201 ? 60% interrupts.CPU150.LOC:Local_timer_interrupts
33323 ? 60% interrupts.CPU151.LOC:Local_timer_interrupts
32229 ? 55% interrupts.CPU152.LOC:Local_timer_interrupts
33084 ? 56% interrupts.CPU153.LOC:Local_timer_interrupts
32062 ? 57% interrupts.CPU154.LOC:Local_timer_interrupts
36597 ? 47% interrupts.CPU155.LOC:Local_timer_interrupts
30891 ? 63% interrupts.CPU156.LOC:Local_timer_interrupts
31196 ? 61% interrupts.CPU157.LOC:Local_timer_interrupts
33690 ? 59% interrupts.CPU158.LOC:Local_timer_interrupts
30991 ? 64% interrupts.CPU159.LOC:Local_timer_interrupts
32453 ? 54% interrupts.CPU160.LOC:Local_timer_interrupts
32707 ? 61% interrupts.CPU161.LOC:Local_timer_interrupts
33372 ? 57% interrupts.CPU162.LOC:Local_timer_interrupts
32089 ? 58% interrupts.CPU163.LOC:Local_timer_interrupts
32822 ? 58% interrupts.CPU164.LOC:Local_timer_interrupts
32047 ? 56% interrupts.CPU165.LOC:Local_timer_interrupts
31460 ? 56% interrupts.CPU166.LOC:Local_timer_interrupts
33406 ? 56% interrupts.CPU167.LOC:Local_timer_interrupts
18251 ?120% interrupts.CPU24.LOC:Local_timer_interrupts
16105 ?139% interrupts.CPU26.LOC:Local_timer_interrupts
13630 ?127% interrupts.CPU27.LOC:Local_timer_interrupts
11915 ?130% interrupts.CPU28.LOC:Local_timer_interrupts
12538 ?122% interrupts.CPU29.LOC:Local_timer_interrupts
12752 ?133% interrupts.CPU30.LOC:Local_timer_interrupts
12353 ?131% interrupts.CPU31.LOC:Local_timer_interrupts
13070 ?132% interrupts.CPU32.LOC:Local_timer_interrupts
13703 ?145% interrupts.CPU33.LOC:Local_timer_interrupts
15125 ?122% interrupts.CPU34.LOC:Local_timer_interrupts
14397 ?139% interrupts.CPU35.LOC:Local_timer_interrupts
14153 ?139% interrupts.CPU36.LOC:Local_timer_interrupts
16427 ?137% interrupts.CPU37.LOC:Local_timer_interrupts
17708 ?141% interrupts.CPU38.LOC:Local_timer_interrupts
16881 ?140% interrupts.CPU39.LOC:Local_timer_interrupts
13593 ?146% interrupts.CPU40.LOC:Local_timer_interrupts
17867 ?139% interrupts.CPU43.LOC:Local_timer_interrupts
17053 ?136% interrupts.CPU44.LOC:Local_timer_interrupts
17070 ?138% interrupts.CPU45.LOC:Local_timer_interrupts
15294 ?137% interrupts.CPU46.LOC:Local_timer_interrupts
15817 ?138% interrupts.CPU47.LOC:Local_timer_interrupts
36725 ? 50% interrupts.CPU48.LOC:Local_timer_interrupts
32657 ? 56% interrupts.CPU49.LOC:Local_timer_interrupts
24147 ? 43% interrupts.CPU5.CAL:Function_call_interrupts
30777 ? 54% interrupts.CPU50.LOC:Local_timer_interrupts
34548 ? 43% interrupts.CPU51.LOC:Local_timer_interrupts
30714 ? 49% interrupts.CPU52.LOC:Local_timer_interrupts
28153 ? 51% interrupts.CPU53.LOC:Local_timer_interrupts
27537 ? 53% interrupts.CPU54.LOC:Local_timer_interrupts
27913 ? 43% interrupts.CPU55.LOC:Local_timer_interrupts
28569 ? 41% interrupts.CPU56.LOC:Local_timer_interrupts
26724 ? 45% interrupts.CPU57.LOC:Local_timer_interrupts
29264 ? 33% interrupts.CPU58.LOC:Local_timer_interrupts
28334 ? 37% interrupts.CPU59.LOC:Local_timer_interrupts
11057 ? 55% interrupts.CPU6.RES:Rescheduling_interrupts
31958 ? 29% interrupts.CPU60.LOC:Local_timer_interrupts
29028 ? 44% interrupts.CPU61.LOC:Local_timer_interrupts
26017 ? 42% interrupts.CPU62.LOC:Local_timer_interrupts
25711 ? 46% interrupts.CPU63.LOC:Local_timer_interrupts
25800 ? 51% interrupts.CPU64.LOC:Local_timer_interrupts
27827 ? 48% interrupts.CPU65.LOC:Local_timer_interrupts
27071 ? 56% interrupts.CPU66.LOC:Local_timer_interrupts
25597 ? 58% interrupts.CPU67.LOC:Local_timer_interrupts
28970 ? 59% interrupts.CPU68.LOC:Local_timer_interrupts
26244 ? 51% interrupts.CPU69.LOC:Local_timer_interrupts
25048 ? 53% interrupts.CPU70.LOC:Local_timer_interrupts
26642 ? 51% interrupts.CPU71.LOC:Local_timer_interrupts
34481 ? 53% interrupts.CPU84.LOC:Local_timer_interrupts
34173 ? 54% interrupts.CPU86.LOC:Local_timer_interrupts
34264 ? 54% interrupts.CPU89.LOC:Local_timer_interrupts
33113 ? 55% interrupts.CPU90.LOC:Local_timer_interrupts
30316 ? 64% interrupts.CPU92.LOC:Local_timer_interrupts
27479 ? 45% interrupts.CPU99.RES:Rescheduling_interrupts
-47.3% 7469656 ? 3% interrupts.LOC:Local_timer_interrupts
+24.7% 2584771 ? 4% interrupts.RES:Rescheduling_interrupts

fio.write_iops

-------------------------------------------------+
|
O |
|
O |
|
O |
O O |
O O O O O O O O |
O O O O O O |
+.. |
.+..+. .+. + +. |
+ +.. .+.+..+.+..+.+ +.+. + +.+.. .|
+ + |
-------------------------------------------------+

estimated based on internal Intel analysis and are provided
purposes only. Any difference in system hardware or software
may affect actual performance.
Open Source Technology Center
org/hyperkitty/list/lkp@lists.01.org">https://lists.01.org/hyperkitty/list/[email protected] Intel Corporation

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