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2026-01-30 - 07:49
[ 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 Jan 30, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304450380,0irq/25-eth10-21swapper/319:00:463
647723526,0sleep20-21swapper/219:03:042
646423323,0sleep10-21swapper/119:02:551
643423228,0sleep00-21swapper/019:02:380
6768991111,0cyclictest22276-21sensors20:25:521
67669966,0cyclictest0-21swapper/021:10:220
67669960,0cyclictest0-21swapper/022:09:200
4160,0ktimersoftd/00-21swapper/022:30:300
339960,0migration/319396-21sh23:14:173
339960,0migration/319037-21sendmail_mailqu22:10:523
339960,0migration/315263-21fschecks_time19:35:443
339960,0migration/311449-21runrttasks00:30:453
29715060,0irq/26-eth0-rx-5008-21sort22:45:433
29715060,0irq/26-eth0-rx-22104-21diskstats21:15:443
29715060,0irq/26-eth0-rx-22104-21diskstats21:15:443
29715060,0irq/26-eth0-rx-11167-21mailstats21:05:513
19160,0ktimersoftd/10-21swapper/122:30:301
149960,0migration/09082-21sh00:27:500
149960,0migration/04783-21sh22:05:000
149960,0migration/03127-21pmu-power21:40:510
149960,0migration/019369-21sh22:53:090
149960,0migration/016746-21sh00:31:570
149960,0migration/012883-21sh21:49:150
149960,0migration/011121-21kthreadcore19:05:460
67729955,0cyclictest0-21swapper/200:10:552
67729950,0cyclictest0-21swapper/223:03:552
67689955,0cyclictest0-21swapper/123:50:291
67689955,0cyclictest0-21swapper/121:33:091
67689955,0cyclictest0-21swapper/120:45:421
67689950,0cyclictest0-21swapper/121:50:111
67689950,0cyclictest0-21swapper/100:15:521
67669955,0cyclictest0-21swapper/023:09:150
67669955,0cyclictest0-21swapper/022:28:440
67669955,0cyclictest0-21swapper/022:24:090
67669950,0cyclictest0-21swapper/021:51:500
4150,0ktimersoftd/00-21swapper/023:52:220
35150,0ktimersoftd/30-21swapper/323:44:443
35150,0ktimersoftd/30-21swapper/322:30:303
35150,0ktimersoftd/30-21swapper/321:45:523
35150,0ktimersoftd/30-21swapper/321:26:193
339950,0migration/39207-21munin-node20:15:543
339950,0migration/35644-21sh22:05:423
339950,0migration/35206-21cpuspeed_turbos22:25:433
339950,0migration/34658-21sh21:23:403
339950,0migration/34099-21kthreadcore00:25:463
339950,0migration/33143-21sh23:45:393
339950,0migration/329465-21kthreadcore00:20:463
339950,0migration/329260-21kernelversion19:45:463
339950,0migration/329092-21kthreadcore00:00:473
339950,0migration/327002-21kthreadcore20:55:463
339950,0migration/325638-21kthreadcore22:35:473
339950,0migration/32562-21taskset23:02:043
339950,0migration/320377-21idleruntime23:35:443
339950,0migration/319556-21fschecks_count23:55:423
339950,0migration/319180-21fschecks_time00:15:433
339950,0migration/317653-21sh23:51:593
339950,0migration/315425-21kthreadcore21:50:463
339950,0migration/314346-21taskset19:35:093
339950,0migration/31057-21needreboot23:20:483
339950,0migration/310321-21munin-node20:20:443
29725050,0irq/27-eth0-tx-5554-21munin-node21:45:502
29725050,0irq/27-eth0-tx-3876-21expr23:25:422
29725050,0irq/27-eth0-tx-29663-21if_err_eth022:40:452
29725050,0irq/27-eth0-tx-25794-21ssh00:18:562
29725050,0irq/27-eth0-tx-24249-21munin-node20:55:480
29725050,0irq/27-eth0-tx-2285-21ssh23:44:002
29725050,0irq/27-eth0-tx-21911-21munin-node21:35:432
29725050,0irq/27-eth0-tx-15882-21kthreadcore22:30:462
29725050,0irq/27-eth0-tx-0-21swapper/223:46:452
29725050,0irq/27-eth0-tx-0-21swapper/222:24:442
29725050,0irq/27-eth0-tx-0-21swapper/221:42:042
29725050,0irq/27-eth0-tx-0-21swapper/020:40:550
29715050,0irq/26-eth0-rx-9278-21proc_pri23:25:503
29715050,0irq/26-eth0-rx-2815-21cpu00:05:413
29715050,0irq/26-eth0-rx-20714-21forks19:15:443
29715050,0irq/26-eth0-rx-14903-21iostat21:30:463
29715050,0irq/26-eth0-rx-13178-21runrttasks19:07:543
29715050,0irq/26-eth0-rx-0-21swapper/323:33:223
29715050,0irq/26-eth0-rx-0-21swapper/323:05:473
29715050,0irq/26-eth0-rx-0-21swapper/322:50:403
29715050,0irq/26-eth0-rx-0-21swapper/322:23:293
29715050,0irq/26-eth0-rx-0-21swapper/322:05:023
29715050,0irq/26-eth0-rx-0-21swapper/321:44:083
29715050,0irq/26-eth0-rx-0-21swapper/321:10:403
29715050,0irq/26-eth0-rx-0-21swapper/300:11:343
27150,0ktimersoftd/20-21swapper/220:55:442
259950,0migration/232719-21timerandwakeup19:20:512
259950,0migration/228555-21latency20:30:482
259950,0migration/228549-21sh21:17:432
259950,0migration/228549-21sh21:17:432
259950,0migration/227484-21sh22:15:552
259950,0migration/222717-21kthreadcore23:15:472
259950,0migration/222716-21kthreadcore20:50:472
259950,0migration/220362-21latency_hist22:55:292
259950,0migration/220119-21sh21:52:042
259950,0migration/216310-21missed_timers20:45:492
259950,0migration/214885-21munin-node21:30:462
259950,0migration/211513-21irqrtprio00:30:452
259950,0migration/210491-21latency_hist00:10:292
249950,0watchdog/217146-21cut23:10:482
19150,0ktimersoftd/10-21swapper/122:43:281
179950,0migration/16850-21irqcore21:25:461
179950,0migration/131993-21missed_timers00:20:481
179950,0migration/130998-21kthreadcore00:00:481
179950,0migration/13072-21latency_hist20:15:311
179950,0migration/129496-21latency_hist22:00:301
179950,0migration/127903-21munin-node23:40:431
179950,0migration/126122-21timerandwakeup19:15:531
179950,0migration/121465-21sh22:55:441
179950,0migration/119319-21rt-features21:50:501
179950,0migration/116083-21kthreadcore21:10:471
179950,0migration/113330-21kthreadcore23:50:461
179950,0migration/111076-21munin-node00:10:431
169950,0watchdog/19650-21perl19:55:451
149950,0migration/08618-21missed_timers23:45:470
149950,0migration/06568-21kthreadcore23:25:470
149950,0migration/05991-21kthreadcore20:15:470
149950,0migration/05510-21kthreadcore00:05:460
149950,0migration/0485-21kthreadcore21:00:480
149950,0migration/032033-21missed_timers00:20:480
149950,0migration/031395-21kthreadcore21:20:470
149950,0migration/028253-21sh21:57:290
149950,0migration/027946-21fschecks_count23:40:430
149950,0migration/027087-21kthreadcore21:35:480
149950,0migration/026889-21kthreadcore20:30:480
149950,0migration/026454-21kthreadcore19:40:480
149950,0migration/026212-21vmstat23:15:540
149950,0migration/026172-21taskset23:37:240
149950,0migration/025490-21kthreadcore21:15:490
149950,0migration/025490-21kthreadcore21:15:490
149950,0migration/022412-21aten_r1power_po20:05:430
149950,0migration/020134-21kthreadcore00:15:460
149950,0migration/01428-21kthreadcore20:10:510
149950,0migration/01413-21mdstat23:00:490
149950,0migration/013409-21aten_r1power_po22:10:410
149950,0migration/011812-21kthreadcore20:20:500
149950,0migration/010716-21aten_r1power_en00:10:410
67729944,0cyclictest0-21swapper/222:10:382
67729943,0cyclictest6665-21awk21:25:452
67729943,0cyclictest3514-21snmpd22:05:442
67729943,0cyclictest3514-21snmpd20:01:592
67729943,0cyclictest3514-21snmpd19:50:442
67729943,0cyclictest3241-21irqbalance20:40:592
67729943,0cyclictest23280-21awk20:05:472
67729943,0cyclictest22161-21awk19:40:452
67729943,0cyclictest19548-21basename23:35:402
67729943,0cyclictest14497-21awk19:10:462
67689944,0cyclictest0-21swapper/122:24:241
67689943,0cyclictest3514-21snmpd23:27:591
67689943,0cyclictest3514-21snmpd23:15:441
67689943,0cyclictest3514-21snmpd22:15:441
67689943,0cyclictest3514-21snmpd19:46:441
67689943,0cyclictest3514-21snmpd19:09:591
67689943,0cyclictest3514-21snmpd00:28:141
67689943,0cyclictest3241-21irqbalance22:49:181
67689943,0cyclictest3241-21irqbalance21:23:291
67689943,0cyclictest3088-21awk19:50:451
67689943,0cyclictest15601-21awk19:35:461
67689943,0cyclictest11223-21awk00:30:441
67669944,0cyclictest0-21swapper/023:35:160
67669943,0cyclictest8876-21awk19:30:460
67669943,0cyclictest6578-21awk21:25:450
67669943,0cyclictest3514-21snmpd22:44:590
67669943,0cyclictest3241-21irqbalance23:55:380
67669943,0cyclictest28841-21awk19:45:440
67669943,0cyclictest24236-21kworker/0:121:10:500
67669943,0cyclictest24017-21sadc20:55:300
67669943,0cyclictest22046-21grep22:15:430
67669943,0cyclictest20061-21sadc19:15:310
67669943,0cyclictest14886-21awk21:30:460
67669940,0cyclictest3308-21munin-run23:25:290
339940,0migration/332508-21kthreadcore21:00:473
339940,0migration/330827-21kthreadcore20:10:503
339940,0migration/324093-21idleruntime20:30:453
339940,0migration/319529-21kthreadcore20:50:463
339940,0migration/318255-21kthreadcore19:10:493
29725040,0irq/27-eth0-tx-4920-21ssh22:25:382
29725040,0irq/27-eth0-tx-0-21swapper/223:50:302
29725040,0irq/27-eth0-tx-0-21swapper/223:32:342
29725040,0irq/27-eth0-tx-0-21swapper/223:06:272
29725040,0irq/27-eth0-tx-0-21swapper/222:50:372
29725040,0irq/27-eth0-tx-0-21swapper/222:45:392
29725040,0irq/27-eth0-tx-0-21swapper/222:00:322
29725040,0irq/27-eth0-tx-0-21swapper/200:25:432
29725040,0irq/27-eth0-tx-0-21swapper/200:20:402
29725040,0irq/27-eth0-tx-0-21swapper/020:45:420
29725040,0irq/27-eth0-tx-0-21swapper/019:50:410
29725040,0irq/27-eth0-tx-0-21swapper/019:25:140
29715040,0irq/26-eth0-rx-0-21swapper/323:15:473
29715040,0irq/26-eth0-rx-0-21swapper/322:55:353
29715040,0irq/26-eth0-rx-0-21swapper/322:40:393
29715040,0irq/26-eth0-rx-0-21swapper/322:15:553
29715040,0irq/26-eth0-rx-0-21swapper/321:56:113
29715040,0irq/26-eth0-rx-0-21swapper/321:36:233
29715040,0irq/26-eth0-rx-0-21swapper/320:40:463
29715040,0irq/26-eth0-rx-0-21swapper/320:25:423
27703240,0sleep00-21swapper/022:38:020
259940,0migration/27534-21fschecks_time19:05:422
259940,0migration/27177-21kthreadcore21:05:472
259940,0migration/26686-21munin-node19:25:492
259940,0migration/25092-21kthreadcore20:15:472
259940,0migration/232285-21kthreadcore21:00:472
259940,0migration/232004-21kthreadcore21:20:472
259940,0migration/230549-21kthreadcore00:00:482
259940,0migration/229529-21fschecks_time20:10:462
259940,0migration/228014-21munin-node19:45:402
259940,0migration/226337-21kthreadcore21:55:482
259940,0migration/223053-21kthreadcore22:35:462
259940,0migration/219646-21fschecks_count23:55:422
259940,0migration/217707-21kthreadcore21:10:482
259940,0migration/213140-21kthreadcore20:20:502
259940,0migration/21194-21munin-node23:20:502
259940,0migration/211581-21kthreadcore19:30:482
249940,0watchdog/221795-21tr20:25:492
249940,0watchdog/220282-21sensors19:35:532
249940,0watchdog/20-21swapper/219:55:492
179940,0migration/1701-21runrttasks19:22:591
179940,0migration/16505-21kthreadcore19:25:481
179940,0migration/126340-21kthreadcore21:35:481
179940,0migration/123024-21kthreadcore19:40:471
179940,0migration/119093-21sh22:10:531
179940,0migration/118543-21if_eth120:50:441
179940,0migration/115834-21kthreadcore19:10:481
179940,0migration/115068-21kthreadcore20:20:511
179940,0migration/114770-21kthreadcore23:30:461
179940,0migration/113639-21irqcore22:50:451
169940,0watchdog/15617-21perl22:25:441
169940,0watchdog/130074-21munin-node20:35:411
169940,0watchdog/126362-21netstat22:35:481
169940,0watchdog/126215-21ssh23:37:321
169940,0watchdog/125377-21kthreadcore20:05:491
169940,0watchdog/118937-21ssh23:12:561
169940,0watchdog/11795-21sensors23:00:521
169940,0watchdog/113635-21python19:30:531
169940,0watchdog/10-21swapper/123:55:481
169940,0watchdog/10-21swapper/121:40:481
169940,0watchdog/10-21swapper/120:40:481
169940,0watchdog/10-21swapper/100:07:441
149940,0migration/05992-21kthreadcore22:45:460
149940,0migration/02047-21kthreadcore20:35:460
149940,0migration/015152-21fschecks_count19:35:440
67729932,0cyclictest3241-21irqbalance19:15:392
67729932,0cyclictest30857-21awk20:35:442
67689932,0cyclictest5151-21irqcore23:05:461
67689932,0cyclictest2171-21kthreadcore21:00:481
67689931,0cyclictest26886-21cat20:55:461
67669933,0cyclictest20705-21kworker/0:020:25:360
67669933,0cyclictest20705-21kworker/0:019:55:360
67669933,0cyclictest20705-21kworker/0:019:25:380
67669933,0cyclictest20705-21kworker/0:019:15:440
67669933,0cyclictest13623-21kworker/0:200:00:310
67669932,0cyclictest21270-21sort22:55:430
67669932,0cyclictest18328-21cat20:00:460
67669930,0cyclictest12743-21perl23:10:440
29715030,0irq/26-eth0-rx-0-21swapper/320:45:443
29715030,0irq/26-eth0-rx-0-21swapper/320:39:483
29715030,0irq/26-eth0-rx-0-21swapper/320:05:443
29715030,0irq/26-eth0-rx-0-21swapper/320:00:423
29715030,0irq/26-eth0-rx-0-21swapper/319:50:413
29715030,0irq/26-eth0-rx-0-21swapper/319:40:503
29715030,0irq/26-eth0-rx-0-21swapper/319:29:143
179930,0migration/19602-21runrttasks20:18:471
179930,0migration/122052-21runrttasks20:05:301
169930,0watchdog/10-21swapper/123:20:321
169930,0watchdog/10-21swapper/122:05:361
169930,0watchdog/10-21swapper/121:55:321
169930,0watchdog/10-21swapper/121:15:481
169930,0watchdog/10-21swapper/121:15:481
169930,0watchdog/10-21swapper/121:05:441
67689921,0cyclictest23038-21latency_hist20:30:311
29715020,0irq/26-eth0-rx-0-21swapper/319:55:463
29715020,0irq/26-eth0-rx-0-21swapper/319:20:403
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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