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2026-02-09 - 08:41
[ 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 all highest latencies:
System rack1slot2s.osadl.org (updated Mon Feb 09, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2615625655,0sleep10-21swapper/119:03:351
304450350,0irq/25-eth10-21swapper/319:01:463
2588123524,0sleep00-21swapper/019:00:260
2604523223,0sleep20-21swapper/219:02:202
339960,0migration/37275-21sh23:14:463
339960,0migration/332458-21sh21:09:213
339960,0migration/331232-21sh21:25:283
339960,0migration/328888-21sh00:05:093
339960,0migration/323220-21sh22:01:333
29715060,0irq/26-eth0-rx-14493-21python21:15:023
263149965,0cyclictest8679-21ps19:14:502
263149960,0cyclictest0-21swapper/223:44:512
263139966,0cyclictest24599-21diskmemload23:09:311
263139966,0cyclictest24599-21diskmemload00:02:491
263139960,0cyclictest0-21swapper/123:34:261
149960,0migration/07344-21sh22:12:380
149960,0migration/06116-21sh23:33:010
149960,0migration/05073-21munin-node22:49:530
149960,0migration/029463-21sh23:25:070
149960,0migration/023640-21sh21:42:070
149960,0migration/022777-21sh23:03:080
149960,0migration/022141-21sh00:03:500
149960,0migration/016506-21munin-run21:39:330
4150,0ktimersoftd/00-21swapper/022:05:310
339950,0migration/38475-21runrttasks21:54:453
339950,0migration/35389-21munin-node23:09:593
339950,0migration/34059-21irqrtprio19:59:493
339950,0migration/33519-21kthreadcore21:29:533
339950,0migration/332702-21fschecks_count22:29:463
339950,0migration/332175-21sendmail_mailtr19:04:563
339950,0migration/33006-21kthreadcore22:09:503
339950,0migration/32951-21kthreadcore21:09:503
339950,0migration/328847-21kthreadcore22:44:523
339950,0migration/32642-21latency_hist19:59:343
339950,0migration/325921-21kthreadcore20:39:503
339950,0migration/324818-21irqrtprio23:04:503
339950,0migration/324148-21sh21:23:223
339950,0migration/324061-21munin-node23:24:473
339950,0migration/323876-21kthreadcore00:24:483
339950,0migration/322420-21processes21:39:533
339950,0migration/316238-21munin-node23:19:483
339950,0migration/315971-21munin-node22:39:463
339950,0migration/315428-21fschecks_count23:39:443
339950,0migration/315134-21hddtemp_smartct00:19:483
339950,0migration/313454-21kthreadcore21:34:513
339950,0migration/311115-21taskset20:52:523
29725050,0irq/27-eth0-tx-8270-21munin-node22:14:552
29725050,0irq/27-eth0-tx-6687-21df_abs00:14:452
29725050,0irq/27-eth0-tx-31881-21munin-node22:49:522
29725050,0irq/27-eth0-tx-24937-21perl22:24:472
29725050,0irq/27-eth0-tx-24599-21diskmemload21:40:402
29725050,0irq/27-eth0-tx-19198-21grep21:19:512
29725050,0irq/27-eth0-tx-14227-21ssh22:56:292
29725050,0irq/27-eth0-tx-11504-21munin-node20:54:552
29725050,0irq/27-eth0-tx-0-21swapper/222:02:542
29715050,0irq/26-eth0-rx-8923-21interrupts22:34:483
29715050,0irq/26-eth0-rx-7760-21sshd23:34:473
29715050,0irq/26-eth0-rx-328-21munin-node21:49:493
29715050,0irq/26-eth0-rx-3274-21kthreadcore23:29:503
29715050,0irq/26-eth0-rx-31321-21perl00:09:473
29715050,0irq/26-eth0-rx-22410-21yum22:20:003
29715050,0irq/26-eth0-rx-20517-21kthreadcore22:59:523
29715050,0irq/26-eth0-rx-19247-21cut20:09:513
29715050,0irq/26-eth0-rx-13626-21ssh00:18:183
29715050,0irq/26-eth0-rx-10920-21cat22:14:493
29715050,0irq/26-eth0-rx-0-21swapper/323:58:293
29715050,0irq/26-eth0-rx-0-21swapper/322:56:173
29715050,0irq/26-eth0-rx-0-21swapper/322:52:103
29715050,0irq/26-eth0-rx-0-21swapper/321:45:293
29715050,0irq/26-eth0-rx-0-21swapper/320:04:453
29715050,0irq/26-eth0-rx-0-21swapper/319:49:513
29715050,0irq/26-eth0-rx-0-21swapper/319:24:523
27150,0ktimersoftd/20-21swapper/222:13:142
263149955,0cyclictest24599-21diskmemload22:37:132
263149950,0cyclictest0-21swapper/223:01:012
263149950,0cyclictest0-21swapper/221:50:142
263149950,0cyclictest0-21swapper/221:31:382
263149950,0cyclictest0-21swapper/200:12:362
263139955,0cyclictest0-21swapper/120:24:461
263139954,0cyclictest3556-21lldpd21:29:421
263139950,0cyclictest0-21swapper/123:27:491
263129955,0cyclictest0-21swapper/023:24:230
263129953,0cyclictest15850-21kworker/0:021:56:110
263129950,0cyclictest0-21swapper/021:50:350
259950,0migration/28713-21sh21:34:392
259950,0migration/2496-21idleruntime-cro19:09:342
259950,0migration/227284-21idleruntime-cro19:29:342
259950,0migration/227174-21kthreadcore23:24:502
259950,0migration/226671-21kthreadcore21:44:502
259950,0migration/214098-21munin-node21:54:592
259950,0migration/213005-21sh23:55:322
259950,0migration/210601-21irqcore20:04:492
249950,0watchdog/228984-21tr21:04:522
249950,0watchdog/216098-21irqcore23:39:472
179950,0migration/15188-21kthreadcore22:09:501
179950,0migration/131000-21taskset21:05:131
179950,0migration/128377-21latency_hist19:54:341
169950,0watchdog/111499-21cat19:39:521
169950,0watchdog/111499-21cat19:39:521
149950,0migration/09328-21kthreadcore22:34:490
149950,0migration/06877-21kthreadcore20:24:500
149950,0migration/05706-21kthreadcore21:29:530
149950,0migration/0414-21kthreadcore00:29:510
149950,0migration/03665-21kthreadcore23:09:510
149950,0migration/030394-21latency_hist20:44:330
149950,0migration/02911-21munin-node20:19:580
149950,0migration/028997-21kthreadcore22:24:510
149950,0migration/028956-21munin-node23:04:520
149950,0migration/028226-21kthreadcore21:04:520
149950,0migration/027541-21kthreadcore21:44:500
149950,0migration/025966-21irqcore21:24:490
149950,0migration/024731-21kthreadcore00:24:480
149950,0migration/024682-21hwlatdetect22:44:490
149950,0migration/023954-21kthreadcore19:49:510
149950,0migration/023274-21sh22:43:400
149950,0migration/022869-21switchtime20:34:560
149950,0migration/018805-21fschecks_time20:59:470
149950,0migration/018265-21kthreadcore23:39:480
149950,0migration/016981-21fschecks_count21:59:470
149950,0migration/015834-21taskset20:08:110
149950,0migration/015592-21fschecks_count19:44:470
149950,0migration/014484-21sh21:15:020
149950,0migration/014343-21taskset23:38:320
149950,0migration/012524-21kthreadcore20:29:500
149950,0migration/012222-21munin-node23:54:560
149950,0migration/012054-21fschecks_time20:54:490
149950,0migration/010955-21kthreadcore22:14:490
339940,0migration/319746-21kthreadcore20:34:513
29725040,0irq/27-eth0-tx-4788-21munin-node20:49:532
29725040,0irq/27-eth0-tx-31228-21ssh23:29:392
29725040,0irq/27-eth0-tx-23071-21df_abs00:04:452
29725040,0irq/27-eth0-tx-15858-21ssh22:39:332
29725040,0irq/27-eth0-tx-0-21swapper/223:49:352
29725040,0irq/27-eth0-tx-0-21swapper/223:34:332
29725040,0irq/27-eth0-tx-0-21swapper/223:19:502
29725040,0irq/27-eth0-tx-0-21swapper/223:04:522
29725040,0irq/27-eth0-tx-0-21swapper/222:29:412
29725040,0irq/27-eth0-tx-0-21swapper/222:20:502
29725040,0irq/27-eth0-tx-0-21swapper/222:04:342
29725040,0irq/27-eth0-tx-0-21swapper/221:24:452
29725040,0irq/27-eth0-tx-0-21swapper/221:14:502
29725040,0irq/27-eth0-tx-0-21swapper/220:19:472
29725040,0irq/27-eth0-tx-0-21swapper/219:29:542
29725040,0irq/27-eth0-tx-0-21swapper/200:29:562
29725040,0irq/27-eth0-tx-0-21swapper/200:24:442
29715040,0irq/26-eth0-rx-20219-21ntpq23:59:523
29715040,0irq/26-eth0-rx-0-21swapper/323:49:353
29715040,0irq/26-eth0-rx-0-21swapper/323:44:343
29715040,0irq/26-eth0-rx-0-21swapper/322:25:063
29715040,0irq/26-eth0-rx-0-21swapper/322:04:533
29715040,0irq/26-eth0-rx-0-21swapper/320:19:533
29715040,0irq/26-eth0-rx-0-21swapper/319:43:433
29715040,0irq/26-eth0-rx-0-21swapper/319:43:433
29715040,0irq/26-eth0-rx-0-21swapper/300:30:013
263149943,0cyclictest3556-21lldpd20:40:112
263149943,0cyclictest3556-21lldpd20:35:122
263149943,0cyclictest3556-21lldpd20:29:122
263149943,0cyclictest3514-21snmpd19:48:472
263149943,0cyclictest3241-21irqbalance22:44:422
263149943,0cyclictest3241-21irqbalance00:20:112
263149943,0cyclictest17177-21awk20:09:502
263149943,0cyclictest1667-21awk19:09:482
263149943,0cyclictest15666-21awk23:59:482
263149942,0cyclictest8154-21awk23:14:502
263139944,0cyclictest0-21swapper/122:23:481
263139944,0cyclictest0-21swapper/100:17:571
263139943,0cyclictest8186-21awk23:14:511
263139943,0cyclictest3556-21lldpd22:34:411
263139943,0cyclictest3556-21lldpd21:24:421
263139943,0cyclictest3556-21lldpd21:24:111
263139943,0cyclictest3556-21lldpd21:12:411
263139943,0cyclictest3556-21lldpd20:29:421
263139943,0cyclictest3556-21lldpd00:22:421
263139943,0cyclictest3514-21snmpd23:39:031
263139943,0cyclictest3514-21snmpd22:56:331
263139943,0cyclictest3514-21snmpd22:53:331
263139943,0cyclictest27393-21awk19:04:491
263139943,0cyclictest16138-21awk23:19:471
263139943,0cyclictest0-21swapper/121:39:491
263129943,0cyclictest3514-21snmpd19:04:470
263129943,0cyclictest3241-21irqbalance23:14:420
263129943,0cyclictest3241-21irqbalance22:55:520
263129943,0cyclictest3241-21irqbalance21:22:420
263129943,0cyclictest31581-21awk00:09:490
263129943,0cyclictest2609-21awk19:34:490
263129943,0cyclictest23527-21awk00:04:470
263129943,0cyclictest20970-21kworker/0:223:53:400
263129943,0cyclictest17326-21kworker/0:122:21:230
263129943,0cyclictest17034-21awk20:09:490
263129943,0cyclictest15850-21kworker/0:019:19:130
263129943,0cyclictest15232-21awk00:19:490
263129943,0cyclictest1390-21awk21:09:480
263129943,0cyclictest11266-21sadc20:54:330
259940,0migration/24912-21kthreadcore19:59:502
259940,0migration/229029-21fschecks_time19:54:472
259940,0migration/225203-21kthreadcore19:49:512
259940,0migration/222833-21runrttasks20:14:352
259940,0migration/218718-21fschecks_time20:59:472
259940,0migration/215844-21kthreadcore19:19:512
259940,0migration/213904-21kthreadcore20:29:502
249940,0watchdog/28894-21entropy19:39:482
249940,0watchdog/28894-21entropy19:39:482
249940,0watchdog/27672-21sed19:34:562
249940,0watchdog/2356-21munin-node21:09:442
249940,0watchdog/20-21swapper/223:09:512
179940,0migration/15361-21fschecks_time20:49:471
179940,0migration/15274-21taskset00:33:161
179940,0migration/14149-21kthreadcore19:09:501
179940,0migration/132209-21latency_hist22:29:331
179940,0migration/131654-21kthreadcore19:29:511
179940,0migration/131079-21aten_r1power_en23:49:441
179940,0migration/127412-21kthreadcore20:14:501
179940,0migration/127388-21kthreadcore22:04:491
179940,0migration/126523-21kthreadcore22:24:501
179940,0migration/124622-21latency_hist21:04:331
179940,0migration/124198-21kthreadcore00:04:491
179940,0migration/124041-21cpu20:39:451
179940,0migration/123599-21fschecks_time23:44:471
179940,0migration/122305-21fschecks_count19:49:471
179940,0migration/12173-21fschecks_count19:34:471
179940,0migration/120714-21kthreadcore20:09:521
179940,0migration/119938-21kthreadcore22:59:521
179940,0migration/118955-21kthreadcore22:39:521
179940,0migration/117602-21fschecks_count20:34:471
179940,0migration/115856-21kthreadcore19:19:511
179940,0migration/11553-21kthreadcore20:19:521
179940,0migration/111653-21kthreadcore21:54:521
169940,0watchdog/17829-21ssh21:53:321
169940,0watchdog/12302-21kthreadcore23:09:511
169940,0watchdog/11999-21tr00:09:511
169940,0watchdog/117274-21gltestperf21:59:481
169940,0watchdog/116099-21irqcore23:39:471
169940,0watchdog/114908-21ssh21:15:121
169940,0watchdog/10-21swapper/123:54:471
169940,0watchdog/10-21swapper/122:44:521
169940,0watchdog/10-21swapper/119:14:561
169940,0watchdog/10-21swapper/100:24:471
149940,0migration/05327-21kthreadcore19:09:510
149940,0migration/028996-21kthreadcore19:29:500
149940,0migration/013857-21runrttasks00:18:580
149940,0migration/01272-21kthreadcore22:29:500
339930,0migration/34418-21runrttasks20:48:023
339930,0migration/316035-21munin-node19:44:493
29715030,0irq/26-eth0-rx-0-21swapper/320:59:453
29715030,0irq/26-eth0-rx-0-21swapper/320:54:473
29715030,0irq/26-eth0-rx-0-21swapper/320:15:483
29715030,0irq/26-eth0-rx-0-21swapper/319:35:023
29715030,0irq/26-eth0-rx-0-21swapper/319:32:483
29715030,0irq/26-eth0-rx-0-21swapper/319:19:503
29715030,0irq/26-eth0-rx-0-21swapper/319:17:483
29715030,0irq/26-eth0-rx-0-21swapper/319:09:443
263149931,0cyclictest0-21swapper/220:44:442
263139933,0cyclictest0-21swapper/119:46:281
263139932,0cyclictest3679-21awk19:59:481
263139932,0cyclictest3556-21lldpd22:15:111
263139932,0cyclictest3556-21lldpd21:34:411
263139932,0cyclictest31159-21grep20:44:461
263139932,0cyclictest30563-21sensors21:44:551
263139932,0cyclictest17032-21grep20:54:561
263129933,0cyclictest20970-21kworker/0:223:44:480
263129933,0cyclictest15850-21kworker/0:020:39:450
263129933,0cyclictest15850-21kworker/0:020:14:490
263129933,0cyclictest15850-21kworker/0:019:59:350
263129933,0cyclictest15850-21kworker/0:019:54:490
263129933,0cyclictest15850-21kworker/0:019:39:470
263129933,0cyclictest15850-21kworker/0:019:39:470
263129933,0cyclictest15850-21kworker/0:019:24:450
263129933,0cyclictest15850-21kworker/0:019:19:410
179930,0migration/122744-21kthreadcore19:24:511
169930,0watchdog/10-21swapper/120:04:561
29715020,0irq/26-eth0-rx-0-21swapper/320:29:443
29715020,0irq/26-eth0-rx-0-21swapper/320:24:373
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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