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2026-02-20 - 12:14
[ 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 highest latencies:
System rack1slot2s.osadl.org (updated Fri Feb 20, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304450540,0irq/25-eth10-21swapper/319:02:143
918623525,0sleep20-21swapper/219:03:152
887423430,0sleep00-21swapper/018:59:330
902023228,0sleep10-21swapper/119:01:181
92939970,0cyclictest0-21swapper/200:01:512
92939960,0cyclictest7566-21diskmemload23:37:532
92939960,0cyclictest0-21swapper/200:04:132
339960,0migration/38068-21munin-node22:03:453
339960,0migration/36171-21sh21:40:103
339960,0migration/34620-21sh22:59:213
339960,0migration/34559-21sh23:41:203
339960,0migration/330131-21sh21:14:213
339960,0migration/324822-21rt-features20:23:543
339960,0migration/323323-21aten_r1power_cu22:13:423
29725060,0irq/27-eth0-tx-31523-21munin-node20:08:500
29715060,0irq/26-eth0-rx-29430-21python21:53:533
29715060,0irq/26-eth0-rx-11959-21ssh00:05:213
149960,0migration/07108-21sh21:42:500
149960,0migration/026222-21df_abs20:28:450
149960,0migration/020829-21sh23:30:560
149960,0migration/015485-21aten2.4-expect22:08:430
149960,0migration/014670-21sh22:48:390
149960,0migration/012786-21sh23:04:400
149960,0migration/012033-21sh23:44:430
92939955,0cyclictest0-21swapper/223:28:542
92939955,0cyclictest0-21swapper/222:40:202
92939955,0cyclictest0-21swapper/200:09:442
92939954,0cyclictest3241-21irqbalance21:08:502
92939950,0cyclictest0-21swapper/223:19:072
92939950,0cyclictest0-21swapper/222:20:192
92939950,0cyclictest0-21swapper/221:55:242
92939950,0cyclictest0-21swapper/221:04:002
92939950,0cyclictest0-21swapper/220:36:252
92859950,0cyclictest0-21swapper/123:33:291
92859950,0cyclictest0-21swapper/100:06:161
92849955,0cyclictest3514-21snmpd00:29:160
92849955,0cyclictest0-21swapper/023:24:210
92849955,0cyclictest0-21swapper/021:48:020
92849955,0cyclictest0-21swapper/021:48:020
92849950,0cyclictest0-21swapper/023:58:340
92849950,0cyclictest0-21swapper/023:40:260
92849950,0cyclictest0-21swapper/022:40:220
92849950,0cyclictest0-21swapper/020:48:540
92849950,0cyclictest0-21swapper/000:20:190
4150,0ktimersoftd/00-21swapper/021:31:470
339950,0migration/38764-21kthreadcore20:38:483
339950,0migration/37586-21kthreadcore19:48:483
339950,0migration/37544-21munin-node23:03:473
339950,0migration/36122-21cpuspeed_turbos20:13:453
339950,0migration/35208-21taskset20:09:253
339950,0migration/330898-21taskset20:04:043
339950,0migration/327942-21munin-node20:53:473
339950,0migration/326432-21kthreadcore19:38:483
339950,0migration/323953-21aten2.4-expect21:33:413
339950,0migration/323143-21munin-node19:33:543
339950,0migration/322176-21latency_hist23:13:313
339950,0migration/321818-21sh22:51:583
339950,0migration/317597-21kthreadcore20:43:483
339950,0migration/316359-21fschecks_time21:08:463
339950,0migration/314422-21kthreadcore20:18:473
339950,0migration/313455-21fschecks_count00:28:433
339950,0migration/312496-21kthreadcore21:03:503
29725050,0irq/27-eth0-tx-5948-21ssh21:39:312
29725050,0irq/27-eth0-tx-5804-21munin-node20:13:460
29725050,0irq/27-eth0-tx-29703-21ssh21:33:532
29725050,0irq/27-eth0-tx-23493-21ssh21:33:042
29725050,0irq/27-eth0-tx-23296-21munin-node22:13:532
29725050,0irq/27-eth0-tx-22649-21munin-node22:53:492
29725050,0irq/27-eth0-tx-15051-21ssh21:47:362
29725050,0irq/27-eth0-tx-15051-21ssh21:47:362
29725050,0irq/27-eth0-tx-0-21swapper/223:42:452
29725050,0irq/27-eth0-tx-0-21swapper/200:31:272
29725050,0irq/27-eth0-tx-0-21swapper/020:19:370
29725050,0irq/27-eth0-tx-0-21swapper/019:22:380
29715050,0irq/26-eth0-rx-9491-21kthreadcore21:23:483
29715050,0irq/26-eth0-rx-6559-21runrttasks21:29:263
29715050,0irq/26-eth0-rx-3936-21kthreadcore22:18:483
29715050,0irq/26-eth0-rx-25245-21cat22:33:473
29715050,0irq/26-eth0-rx-22477-21aten_r1power_po23:13:423
29715050,0irq/26-eth0-rx-22474-21fschecks_count23:33:433
29715050,0irq/26-eth0-rx-14696-21cut00:08:483
29715050,0irq/26-eth0-rx-0-21swapper/323:53:483
29715050,0irq/26-eth0-rx-0-21swapper/322:26:273
29715050,0irq/26-eth0-rx-0-21swapper/322:12:343
29715050,0irq/26-eth0-rx-0-21swapper/321:48:363
29715050,0irq/26-eth0-rx-0-21swapper/321:18:513
29715050,0irq/26-eth0-rx-0-21swapper/300:13:483
259950,0migration/26089-21aten_r1power_po23:23:432
259950,0migration/23493-21sh00:20:102
259950,0migration/22765-21kthreadcore21:58:492
259950,0migration/218342-21aten_r1power_vo19:58:432
259950,0migration/210746-21sh00:23:542
179950,0migration/114957-21kthreadcore00:08:481
149950,0migration/09838-21kthreadcore22:43:470
149950,0migration/08398-21kthreadcore19:48:490
149950,0migration/04594-21idleruntime19:23:450
149950,0migration/04267-21kthreadcore21:18:490
149950,0migration/031225-21taskset21:58:090
149950,0migration/028817-21kthreadcore21:13:490
149950,0migration/02836-21kthreadcore20:58:480
149950,0migration/027095-21cpuspeed_turbos20:53:430
149950,0migration/026547-21kthreadcore22:33:480
149950,0migration/025705-21kthreadcore23:13:470
149950,0migration/025652-21idleruntime20:03:460
149950,0migration/025091-21kthreadcore19:13:480
149950,0migration/024801-21kthreadcore22:13:470
149950,0migration/021383-21aten_r1power_fr00:13:420
149950,0migration/020539-21kthreadcore19:58:480
149950,0migration/018944-21kthreadcore22:28:490
149950,0migration/017972-21kthreadcore21:08:490
149950,0migration/017716-21kthreadcore23:08:490
149950,0migration/014497-21kthreadcore19:28:490
149950,0migration/010223-21gltestperf19:03:450
92939943,0cyclictest3556-21lldpd19:25:382
92939943,0cyclictest3514-21snmpd20:59:332
92939943,0cyclictest3514-21snmpd20:52:032
92939943,0cyclictest3514-21snmpd20:20:332
92939943,0cyclictest3514-21snmpd20:05:032
92939943,0cyclictest3514-21snmpd19:58:032
92939943,0cyclictest3514-21snmpd19:38:332
92939943,0cyclictest31633-21awk22:58:472
92939943,0cyclictest30459-21awk19:18:482
92939943,0cyclictest17000-21awk19:08:472
92939943,0cyclictest16250-21awk22:08:462
92939943,0cyclictest14386-21munin-node23:08:532
92939943,0cyclictest10363-21awk19:03:462
92859944,0cyclictest0-21swapper/122:24:251
92859943,0cyclictest4712-21awk19:23:461
92859943,0cyclictest375-21awk21:38:461
92859943,0cyclictest3556-21lldpd21:13:371
92859943,0cyclictest3556-21lldpd20:14:371
92859943,0cyclictest3556-21lldpd19:38:371
92859943,0cyclictest3556-21lldpd00:29:401
92859943,0cyclictest32593-21awk21:58:471
92859943,0cyclictest32431-21awk20:08:481
92859943,0cyclictest3241-21irqbalance23:53:391
92859943,0cyclictest3241-21irqbalance23:03:391
92859943,0cyclictest3241-21irqbalance20:04:301
92859943,0cyclictest3241-21irqbalance19:53:401
92859943,0cyclictest3241-21irqbalance19:48:401
92859943,0cyclictest3241-21irqbalance19:44:501
92859943,0cyclictest3241-21irqbalance19:35:401
92859943,0cyclictest3241-21irqbalance19:18:401
92859943,0cyclictest3241-21irqbalance19:14:501
92859943,0cyclictest3241-21irqbalance19:03:401
92859943,0cyclictest23556-21awk22:53:491
92859943,0cyclictest16985-21awk19:08:471
92859943,0cyclictest16192-21awk22:08:461
92859943,0cyclictest14406-21awk20:43:451
92859943,0cyclictest13403-21awk20:18:451
92859943,0cyclictest11342-21awk19:28:471
92849943,0cyclictest924-21awk20:33:470
92849943,0cyclictest5836-21awk00:23:470
92849943,0cyclictest3241-21irqbalance23:18:490
92849943,0cyclictest3241-21irqbalance21:59:500
92849943,0cyclictest3241-21irqbalance21:25:400
92849943,0cyclictest31659-21awk22:58:470
92849943,0cyclictest25111-21sed20:23:560
8215040,0irq/24-0000:00:22567-21latency_hist19:13:322
339940,0migration/38362-21kthreadcore23:23:483
339940,0migration/330420-21sh23:58:443
339940,0migration/32793-21kthreadcore22:38:483
339940,0migration/327411-21kthreadcore20:28:493
339940,0migration/324592-21taskset20:03:213
339940,0migration/323909-21kthreadcore20:48:513
339940,0migration/317600-21kthreadcore23:28:483
339940,0migration/315971-21kthreadcore23:48:463
29725040,0irq/27-eth0-tx-23769-21ssh22:33:452
29725040,0irq/27-eth0-tx-13556-21aten2.4-expect20:43:420
29725040,0irq/27-eth0-tx-0-21swapper/223:48:472
29725040,0irq/27-eth0-tx-0-21swapper/222:48:402
29725040,0irq/27-eth0-tx-0-21swapper/222:43:432
29725040,0irq/27-eth0-tx-0-21swapper/222:03:522
29725040,0irq/27-eth0-tx-0-21swapper/221:48:382
29725040,0irq/27-eth0-tx-0-21swapper/221:23:402
29725040,0irq/27-eth0-tx-0-21swapper/021:03:490
29715040,0irq/26-eth0-rx-0-21swapper/323:43:463
29715040,0irq/26-eth0-rx-0-21swapper/323:18:433
29715040,0irq/26-eth0-rx-0-21swapper/322:53:513
29715040,0irq/26-eth0-rx-0-21swapper/322:45:123
29715040,0irq/26-eth0-rx-0-21swapper/322:29:493
29715040,0irq/26-eth0-rx-0-21swapper/321:59:233
29715040,0irq/26-eth0-rx-0-21swapper/321:43:553
29715040,0irq/26-eth0-rx-0-21swapper/321:43:553
29715040,0irq/26-eth0-rx-0-21swapper/319:53:443
29715040,0irq/26-eth0-rx-0-21swapper/319:28:433
29715040,0irq/26-eth0-rx-0-21swapper/319:23:443
29715040,0irq/26-eth0-rx-0-21swapper/300:23:593
29715040,0irq/26-eth0-rx-0-21swapper/300:18:493
259940,0migration/27560-21fschecks_time22:23:452
259940,0migration/230730-21kthreadcore20:53:492
259940,0migration/228622-21kthreadcore20:28:492
259940,0migration/226664-21kthreadcore23:13:472
259940,0migration/224670-21kthreadcore00:13:492
259940,0migration/223295-21kthreadcore23:53:482
259940,0migration/220181-21munin-node20:23:482
259940,0migration/218426-21kthreadcore22:28:492
259940,0migration/217240-21aten_r1power_po19:33:422
259940,0migration/210768-21cpuspeed_turbos19:28:442
259940,0migration/210570-21kthreadcore23:03:482
249940,0watchdog/26298-21fschecks_count20:13:462
249940,0watchdog/25561-21switchtime21:18:542
249940,0watchdog/230433-21munin-node19:43:422
249940,0watchdog/223847-21rm21:13:382
179940,0migration/19891-21kthreadcore21:23:481
179940,0migration/18659-21kthreadcore23:23:481
179940,0migration/17248-21kthreadcore23:43:491
179940,0migration/14364-21unixbench_multi22:58:551
179940,0migration/13190-21kthreadcore23:18:491
179940,0migration/129606-21sh23:58:361
179940,0migration/12954-21kthreadcore20:33:501
179940,0migration/125573-21ntp_kernel_pll_20:48:531
179940,0migration/123198-21cpuspeed_turbos22:33:431
179940,0migration/123017-21kthreadcore19:58:491
179940,0migration/122121-21aten_r1power_vo23:33:411
179940,0migration/119647-21fschecks_count20:23:451
179940,0migration/118044-21kthreadcore22:28:491
179940,0migration/113548-21timerandwakeup21:43:541
179940,0migration/113548-21timerandwakeup21:43:541
179940,0migration/110921-21sh00:23:551
179940,0migration/110656-21kthreadcore20:38:491
169940,0watchdog/18464-21fschecks_time21:03:461
169940,0watchdog/131333-21ssh21:37:381
169940,0watchdog/130951-21ssh22:38:371
169940,0watchdog/130028-21tr20:28:501
169940,0watchdog/121583-21timerwakeupswit21:48:531
169940,0watchdog/118903-21kthreadcore21:08:501
169940,0watchdog/11064-21kthreadcore00:18:491
169940,0watchdog/11004-21grep23:38:491
169940,0watchdog/10-21swapper/123:13:491
169940,0watchdog/10-21swapper/122:43:331
169940,0watchdog/10-21swapper/122:18:451
169940,0watchdog/10-21swapper/121:55:331
169940,0watchdog/10-21swapper/121:28:501
169940,0watchdog/10-21swapper/100:13:451
149940,0migration/032577-21kthreadcore19:43:480
149940,0migration/027896-21sh23:54:180
149940,0migration/024126-21runrttasks19:38:440
149940,0migration/011594-21kthreadcore22:23:490
92939933,0cyclictest0-21swapper/220:43:502
92939932,0cyclictest6885-21basename20:38:432
92939932,0cyclictest5742-21awk19:48:472
92859933,0cyclictest27800-21irqcore20:53:471
92859932,0cyclictest3556-21lldpd21:18:381
92859932,0cyclictest3241-21irqbalance23:48:391
92859932,0cyclictest1876-21awk20:58:451
92859930,0cyclictest28939-21munin-node22:13:521
92849933,0cyclictest30426-21kworker/0:100:08:420
92849933,0cyclictest30426-21kworker/0:100:03:360
92849933,0cyclictest2153-21kworker/0:020:38:370
92849933,0cyclictest2153-21kworker/0:019:33:450
92849933,0cyclictest2153-21kworker/0:019:08:410
92849933,0cyclictest16742-21kworker/0:223:48:380
92849933,0cyclictest16742-21kworker/0:223:33:460
92849933,0cyclictest16742-21kworker/0:222:53:400
92849933,0cyclictest16742-21kworker/0:222:18:330
92849933,0cyclictest16742-21kworker/0:222:03:390
92849932,0cyclictest24670-21gltestperf21:33:440
92849932,0cyclictest21098-21wc21:48:490
92849932,0cyclictest12442-21awk19:53:470
339930,0migration/322928-21aten_r1power_po19:13:433
29715030,0irq/26-eth0-rx-0-21swapper/320:58:423
29715030,0irq/26-eth0-rx-0-21swapper/319:20:373
29715030,0irq/26-eth0-rx-0-21swapper/319:08:433
29715030,0irq/26-eth0-rx-0-21swapper/319:03:423
259930,0migration/23797-21kthreadcore20:08:522
249930,0watchdog/25556-21ssh23:43:372
179930,0migration/18625-21irqstats22:03:481
169930,0watchdog/10-21swapper/123:09:331
169930,0watchdog/10-21swapper/122:48:411
29715020,0irq/26-eth0-rx-0-21swapper/320:33:423
29715020,0irq/26-eth0-rx-0-21swapper/319:43:383
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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