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2026-03-03 - 02:32
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, slot #2

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack1slot2s.osadl.org (updated Tue Mar 03, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
324324232,0sleep30-21swapper/319:02:183
311623423,0sleep00-21swapper/019:00:590
297423425,0sleep20-21swapper/218:59:172
310123324,0sleep10-21swapper/119:00:481
33369960,0cyclictest7370-21ssh22:23:232
33369960,0cyclictest0-21swapper/222:14:342
33369960,0cyclictest0-21swapper/221:16:232
33349965,0cyclictest3593-21aten2.4-expect19:02:380
33349960,0cyclictest0-21swapper/023:38:320
33349960,0cyclictest0-21swapper/023:33:100
33349960,0cyclictest0-21swapper/023:12:310
339960,0migration/38243-21sh22:46:543
339960,0migration/37137-21unixbench_singl22:22:503
339960,0migration/36504-21sh23:02:583
339960,0migration/324419-21sh22:36:343
339960,0migration/324345-21sh21:13:483
29725060,0irq/27-eth0-tx-19777-21munin-node20:27:440
29715060,0irq/26-eth0-rx-28880-21cut20:07:483
27160,0ktimersoftd/20-21swapper/221:42:432
149960,0migration/030541-21sh23:18:100
149960,0migration/010815-21munin-node19:52:470
8215050,0irq/24-0000:00:24302-21latency_hist19:42:302
8215050,0irq/24-0000:00:15750-21latency_hist23:32:292
33369955,0cyclictest0-21swapper/223:31:302
33369955,0cyclictest0-21swapper/221:22:412
33369953,0cyclictest24913-21awk23:37:432
33369950,0cyclictest0-21swapper/222:11:532
33369950,0cyclictest0-21swapper/221:57:222
33369950,0cyclictest0-21swapper/221:28:312
33369950,0cyclictest0-21swapper/200:02:332
33359955,0cyclictest0-21swapper/121:11:131
33359950,0cyclictest0-21swapper/121:56:371
33359950,0cyclictest0-21swapper/121:41:481
33359950,0cyclictest0-21swapper/121:03:391
33349955,0cyclictest0-21swapper/022:35:190
33349955,0cyclictest0-21swapper/022:27:450
33349955,0cyclictest0-21swapper/021:51:200
33349955,0cyclictest0-21swapper/000:26:370
33349950,0cyclictest0-21swapper/023:55:240
33349950,0cyclictest0-21swapper/022:58:480
33349950,0cyclictest0-21swapper/021:32:340
33349950,0cyclictest0-21swapper/021:18:320
339950,0migration/37567-21smart_sda21:02:513
339950,0migration/37136-21fschecks_time20:17:433
339950,0migration/37046-21latency_hist00:27:293
339950,0migration/35973-21taskset20:14:553
339950,0migration/34855-21missed_timers00:02:473
339950,0migration/331274-21timerandwakeup22:17:533
339950,0migration/330319-21aten_r1power_fr19:22:423
339950,0migration/329220-21kthreadcore23:17:473
339950,0migration/327677-21cpuspeed_turbos20:57:413
339950,0migration/326106-21kthreadcore23:37:453
339950,0migration/324914-21latency_hist22:37:293
339950,0migration/324618-21aten2.4-expect19:42:413
339950,0migration/322863-21kthreadcore20:52:473
339950,0migration/322551-21kthreadcore20:02:463
339950,0migration/322551-21kthreadcore20:02:463
339950,0migration/322545-21sh23:54:483
339950,0migration/322517-21switchtime22:52:503
339950,0migration/320344-21fschecks_time20:27:433
339950,0migration/317712-21kthreadcore20:22:483
339950,0migration/31716-21kthreadcore23:42:453
339950,0migration/31621-21kthreadcore00:22:473
339950,0migration/315316-21kthreadcore19:32:473
339950,0migration/310590-21taskset19:28:003
339950,0migration/310335-21sh22:27:453
29725050,0irq/27-eth0-tx-6094-21python23:02:502
29725050,0irq/27-eth0-tx-3273-21ssh22:02:452
29725050,0irq/27-eth0-tx-32674-21ssh22:00:292
29725050,0irq/27-eth0-tx-32562-21ssh21:39:182
29725050,0irq/27-eth0-tx-30315-21unixbench_multi23:17:522
29725050,0irq/27-eth0-tx-24527-21munin-node19:42:480
29725050,0irq/27-eth0-tx-23393-21munin-node00:17:502
29725050,0irq/27-eth0-tx-16673-21munin-node22:52:442
29725050,0irq/27-eth0-tx-0-21swapper/222:57:442
29725050,0irq/27-eth0-tx-0-21swapper/222:34:122
29725050,0irq/27-eth0-tx-0-21swapper/020:32:340
29725050,0irq/27-eth0-tx-0-21swapper/020:22:320
29725050,0irq/27-eth0-tx-0-21swapper/019:07:520
29715050,0irq/26-eth0-rx-9988-21munin-node21:27:413
29715050,0irq/26-eth0-rx-9119-21munin-node23:07:423
29715050,0irq/26-eth0-rx-6868-21tr19:52:463
29715050,0irq/26-eth0-rx-6104-21users23:22:533
29715050,0irq/26-eth0-rx-22460-21sh23:33:483
29715050,0irq/26-eth0-rx-18403-21cut23:12:463
29715050,0irq/26-eth0-rx-13709-21tr21:47:453
29715050,0irq/26-eth0-rx-12980-21ntp_kernel_pll_00:07:473
29715050,0irq/26-eth0-rx-12916-21kthreadcore21:07:463
29715050,0irq/26-eth0-rx-0-21swapper/322:57:463
29715050,0irq/26-eth0-rx-0-21swapper/322:07:473
29715050,0irq/26-eth0-rx-0-21swapper/322:03:413
29715050,0irq/26-eth0-rx-0-21swapper/321:52:453
29715050,0irq/26-eth0-rx-0-21swapper/321:42:453
29715050,0irq/26-eth0-rx-0-21swapper/321:35:153
29715050,0irq/26-eth0-rx-0-21swapper/321:17:453
29715050,0irq/26-eth0-rx-0-21swapper/300:20:293
29715050,0irq/26-eth0-rx-0-21swapper/300:16:593
259950,0migration/25030-21sh23:42:462
259950,0migration/226293-21latency_hist20:32:302
259950,0migration/21259-21sh21:21:512
259950,0migration/210585-21gltestperf21:07:422
249950,0watchdog/223530-21kthreadcore20:52:482
249950,0watchdog/217208-21grep20:47:442
179950,0migration/17494-21sh22:44:421
179950,0migration/16742-21taskset23:45:361
179950,0migration/16027-21missed_timers20:37:501
179950,0migration/120387-21taskset20:51:041
179950,0migration/118016-21kthreadcore23:52:451
179950,0migration/117699-21munin-node19:57:491
179950,0migration/117441-21fschecks_count19:12:431
179950,0migration/114447-21taskset00:31:281
179950,0migration/110087-21sh21:27:391
169950,0watchdog/132200-21sh19:47:441
169950,0watchdog/131028-21ssh00:01:151
169950,0watchdog/124968-21ssh22:37:311
169950,0watchdog/116484-21sed19:32:481
149950,0migration/07665-21sh22:24:150
149950,0migration/07492-21taskset23:05:500
149950,0migration/07083-21taskset22:43:280
149950,0migration/07009-21latency21:42:460
149950,0migration/06461-21taskset23:44:500
149950,0migration/03899-21kthreadcore20:37:490
149950,0migration/031973-21hddtemp_smartct19:47:420
149950,0migration/031366-21irqcore19:22:470
149950,0migration/02352-21fschecks_time21:22:430
149950,0migration/02253-21fschecks_time21:02:420
149950,0migration/020299-21kthreadcore22:52:450
149950,0migration/017706-21latency_hist19:37:300
149950,0migration/016896-21latency_hist19:12:300
149950,0migration/015998-21fschecks_time00:12:410
149950,0migration/015647-21taskset23:32:120
149950,0migration/010765-21kthreadcore23:47:450
149950,0migration/010690-21taskset19:29:100
33369943,0cyclictest3556-21lldpd20:43:192
33369943,0cyclictest3556-21lldpd20:15:492
33369943,0cyclictest3556-21lldpd19:31:182
33369943,0cyclictest3556-21lldpd00:23:192
33369943,0cyclictest26007-21sort22:17:442
33369943,0cyclictest19682-21awk20:02:432
33369943,0cyclictest19682-21awk20:02:432
33369943,0cyclictest12091-21awk19:32:452
33359944,0cyclictest1432-21diskmemload23:38:471
33359944,0cyclictest0-21swapper/121:26:591
33359944,0cyclictest0-21swapper/121:21:091
33359944,0cyclictest0-21swapper/100:22:371
33359943,0cyclictest8344-21awk00:07:421
33359943,0cyclictest742-21awk23:22:441
33359943,0cyclictest25269-21awk23:17:441
33359943,0cyclictest18831-21awk21:32:431
33359943,0cyclictest17977-21awk22:32:441
33359943,0cyclictest17276-21awk23:12:441
33359943,0cyclictest13673-21sort20:22:431
33349944,0cyclictest0-21swapper/022:10:530
33349943,0cyclictest3514-21snmpd20:07:320
33349943,0cyclictest3241-21irqbalance21:59:570
33349943,0cyclictest3241-21irqbalance21:39:280
33349943,0cyclictest3241-21irqbalance00:05:270
33349943,0cyclictest25968-21awk22:37:450
33349943,0cyclictest20522-21sadc20:52:290
33349943,0cyclictest19697-21awk20:02:430
33349943,0cyclictest19697-21awk20:02:430
33349943,0cyclictest16043-21sadc23:12:290
33349943,0cyclictest10835-21awk21:07:440
339940,0migration/33196-21kthreadcore20:37:493
339940,0migration/331345-21aten_r1power_vo19:47:403
339940,0migration/328080-21kthreadcore20:32:453
339940,0migration/323713-21sh23:57:343
339940,0migration/310797-21kthreadcore22:47:453
29725040,0irq/27-eth0-tx-32359-21aten2.4-expect23:22:402
29725040,0irq/27-eth0-tx-29511-21ssh23:57:512
29725040,0irq/27-eth0-tx-19689-21ssh23:12:462
29725040,0irq/27-eth0-tx-1685-21munin-node21:02:502
29725040,0irq/27-eth0-tx-12853-21python00:27:492
29725040,0irq/27-eth0-tx-0-21swapper/223:07:322
29725040,0irq/27-eth0-tx-0-21swapper/222:47:462
29725040,0irq/27-eth0-tx-0-21swapper/222:37:432
29725040,0irq/27-eth0-tx-0-21swapper/222:27:382
29725040,0irq/27-eth0-tx-0-21swapper/221:47:292
29725040,0irq/27-eth0-tx-0-21swapper/221:35:222
29725040,0irq/27-eth0-tx-0-21swapper/200:12:362
29725040,0irq/27-eth0-tx-0-21swapper/020:52:430
29725040,0irq/27-eth0-tx-0-21swapper/020:42:400
29725040,0irq/27-eth0-tx-0-21swapper/019:57:400
29715040,0irq/26-eth0-rx-0-21swapper/323:47:363
29715040,0irq/26-eth0-rx-0-21swapper/323:27:443
29715040,0irq/26-eth0-rx-0-21swapper/322:15:023
29715040,0irq/26-eth0-rx-0-21swapper/321:58:243
29715040,0irq/26-eth0-rx-0-21swapper/321:37:293
29715040,0irq/26-eth0-rx-0-21swapper/321:24:043
29715040,0irq/26-eth0-rx-0-21swapper/320:42:413
259940,0migration/28943-21irqrtprio23:47:442
259940,0migration/27506-21aten_r1power_en00:07:392
259940,0migration/27170-21gltestperf20:17:432
259940,0migration/25946-21fschecks_count19:52:422
259940,0migration/232759-21missed_timers20:57:472
259940,0migration/226422-21runrttasks20:32:322
259940,0migration/223708-21aten_r1power_po19:17:422
259940,0migration/218115-21unixbench_multi19:57:522
259940,0migration/21419-21kthreadcore19:22:482
259940,0migration/210889-21fschecks_time19:07:432
249940,0watchdog/2761-21aten2.4-expect20:37:442
249940,0watchdog/26651-21kthreadcore19:02:442
249940,0watchdog/218108-21kthreadcore20:22:482
249940,0watchdog/215777-21awk23:52:392
249940,0watchdog/20-21swapper/222:43:112
179940,0migration/19859-21kthreadcore19:52:471
179940,0migration/17418-21kthreadcore19:27:461
179940,0migration/131811-21runrttasks20:11:391
179940,0migration/129539-21kthreadcore20:57:461
179940,0migration/128950-21ntp_offset00:17:481
179940,0migration/126238-21munin-node22:17:451
179940,0migration/124402-21sh21:13:561
179940,0migration/123234-21latency_hist00:17:291
179940,0migration/119920-21aten_r1power_vo20:27:411
179940,0migration/111716-21kthreadcore19:07:461
169940,0watchdog/18723-21munin-node22:47:471
169940,0watchdog/17913-21ssh21:43:111
169940,0watchdog/16559-21runrttasks22:13:431
169940,0watchdog/13975-21entropy19:02:401
169940,0watchdog/125804-21aten2.4-expect21:57:391
169940,0watchdog/123539-21python19:37:521
169940,0watchdog/123066-21rm23:35:351
169940,0watchdog/115750-21ssh22:29:351
169940,0watchdog/115391-21ssh23:31:271
169940,0watchdog/115179-21ntp_states21:47:471
169940,0watchdog/11321-21aten_r1power_po22:02:391
169940,0watchdog/10-21swapper/123:09:151
149940,0migration/07040-21fschecks_time20:17:430
149940,0migration/03944-21kthreadcore23:22:460
149940,0migration/032651-21sh22:21:180
149940,0migration/027915-21kthreadcore19:17:480
149940,0migration/020340-21kthreadcore22:12:450
149940,0migration/011068-21kthreadcore22:47:450
33369932,0cyclictest3556-21lldpd19:47:492
33369932,0cyclictest3556-21lldpd19:46:492
33359933,0cyclictest0-21swapper/120:32:541
33359932,0cyclictest7944-21grep20:42:421
33359932,0cyclictest7424-21awk20:17:451
33359932,0cyclictest5207-21sensors00:02:501
33359932,0cyclictest31178-21awk19:22:461
33359932,0cyclictest22292-21tr20:52:471
33349933,0cyclictest3539-21kworker/0:022:02:360
33349933,0cyclictest3539-21kworker/0:021:12:470
33349933,0cyclictest3539-21kworker/0:020:57:350
33349933,0cyclictest3539-21kworker/0:020:12:330
33349933,0cyclictest3539-21kworker/0:000:08:200
33349932,0cyclictest8115-21iostat00:27:430
33349932,0cyclictest29522-21sensors23:57:510
33349932,0cyclictest29173-21sensors00:17:500
33349932,0cyclictest18730-21awk19:37:440
33349932,0cyclictest18518-21awk21:52:430
33349932,0cyclictest11474-21grep21:27:450
29715030,0irq/26-eth0-rx-0-21swapper/320:47:383
29715030,0irq/26-eth0-rx-0-21swapper/319:57:413
29715030,0irq/26-eth0-rx-0-21swapper/319:19:023
29715030,0irq/26-eth0-rx-0-21swapper/319:02:483
249930,0watchdog/20-21swapper/220:07:482
179930,0migration/131744-21runrttasks23:00:391
179930,0migration/129885-21missed_timers19:42:481
179930,0migration/125068-21ksmtuned20:05:141
179930,0migration/125068-21ksmtuned20:05:141
179930,0migration/125064-21kthreadcore19:17:471
169930,0watchdog/11432-21diskmemload23:47:391
169930,0watchdog/113937-21kthreadcore22:07:471
169930,0watchdog/10-21swapper/123:05:591
169930,0watchdog/10-21swapper/122:52:391
169930,0watchdog/10-21swapper/122:22:391
33369920,0cyclictest0-21swapper/219:12:302
339920,0migration/317967-21iostat_ios19:12:463
29715020,0irq/26-eth0-rx-0-21swapper/319:37:503
29715020,0irq/26-eth0-rx-0-21swapper/319:07:323
169920,0watchdog/10-21swapper/120:12:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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