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2026-01-23 - 23:00
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 rack1slot2.osadl.org (updated Fri Jan 23, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26719997373,0cyclictest20686-19kworker/2:212:29:192
26719996262,0cyclictest20686-21kworker/2:212:27:022
2654325546,0sleep20-21swapper/207:12:132
2634925039,0sleep00-21swapper/007:10:030
26718994646,0cyclictest22479-21kworker/1:212:31:021
26717993838,0cyclictest3445-21kworker/0:012:31:020
26717993838,0cyclictest3445-21kworker/0:012:27:020
2649223727,0sleep30-21swapper/307:11:423
1973223626,0sleep10-21swapper/107:08:351
26718993535,0cyclictest22479-21kworker/1:212:27:021
339960,0migration/39812-21munin-node08:53:413
339960,0migration/39578-21sh09:50:593
339960,0migration/331316-21sh09:27:193
339960,0migration/324761-21sh09:41:253
339960,0migration/32006-21sh11:45:303
29815060,0irq/29-eth0-tx-2088-21munin-node08:48:400
29805060,0irq/28-eth0-rx-15247-21grep11:33:463
29805060,0irq/28-eth0-rx-12150-21grep09:13:483
267199965,0cyclictest6872-21irqrtprio07:43:442
149960,0migration/09006-21fschecks_count09:33:410
149960,0migration/03648-21sh10:07:450
149960,0migration/02412-21sh12:08:380
149960,0migration/010426-21sh11:52:040
8305050,0irq/26-0000:00:4509-21sed11:48:452
8305050,0irq/26-0000:00:2318-21latency_hist12:08:292
4150,0ktimersoftd/00-21swapper/011:26:560
4150,0ktimersoftd/00-21swapper/009:56:360
339950,0migration/39595-21taskset12:10:503
339950,0migration/36064-21runrttasks09:28:533
339950,0migration/326063-21kthreadcore07:33:443
339950,0migration/324260-21fschecks_time08:18:413
339950,0migration/321922-21kthreadcore08:38:453
339950,0migration/320736-21irqcore11:38:453
339950,0migration/320639-21fschecks_time11:18:423
339950,0migration/320386-21munin-node09:58:453
339950,0migration/319171-21latency_hist09:58:293
339950,0migration/318232-21kthreadcore07:28:453
339950,0migration/314379-21taskset09:18:323
339950,0migration/313547-21kthreadcore09:33:463
329950,0watchdog/38924-21kthreadcore10:28:483
329950,0watchdog/3176692sleep312:16:163
329950,0watchdog/30-21swapper/310:21:523
29815050,0irq/29-eth0-tx-6348-21df_abs09:13:400
29815050,0irq/29-eth0-tx-31715-21mdstat09:43:472
29815050,0irq/29-eth0-tx-30028-21munin-node10:23:542
29815050,0irq/29-eth0-tx-27321-21munin-node08:43:410
29815050,0irq/29-eth0-tx-23194-21munin-node09:23:542
29815050,0irq/29-eth0-tx-19986-21munin-node11:18:452
29815050,0irq/29-eth0-tx-17155-21munin-node09:38:512
29815050,0irq/29-eth0-tx-12920-21munin-node08:33:440
29815050,0irq/29-eth0-tx-0-21swapper/210:18:402
29815050,0irq/29-eth0-tx-0-21swapper/210:14:202
29815050,0irq/29-eth0-tx-0-21swapper/209:54:202
29815050,0irq/29-eth0-tx-0-21swapper/009:08:450
29815050,0irq/29-eth0-tx-0-21swapper/008:53:480
29815050,0irq/29-eth0-tx-0-21swapper/008:03:400
29815050,0irq/29-eth0-tx-0-21swapper/007:55:190
29805050,0irq/28-eth0-rx-5715-21cpuspeed_turbos07:43:403
29805050,0irq/28-eth0-rx-316-21grep10:03:463
29805050,0irq/28-eth0-rx-31459-21munin-node10:23:453
29805050,0irq/28-eth0-rx-28595-21kthreadcore12:03:463
29805050,0irq/28-eth0-rx-19922-21ssh10:14:563
29805050,0irq/28-eth0-rx-19211-21ksmtuned11:16:103
29805050,0irq/28-eth0-rx-1808-19input_id12:29:203
29805050,0irq/28-eth0-rx-17962-21awk11:55:103
29805050,0irq/28-eth0-rx-1422-21wc11:23:473
29805050,0irq/28-eth0-rx-13285-21cut07:48:423
29805050,0irq/28-eth0-rx-11925-21ssh10:11:443
29805050,0irq/28-eth0-rx-0-21swapper/312:24:143
29805050,0irq/28-eth0-rx-0-21swapper/311:52:413
29805050,0irq/28-eth0-rx-0-21swapper/309:43:413
267179955,0cyclictest0-21swapper/008:13:290
267179955,0cyclictest0-21swapper/007:18:280
267179950,0cyclictest0-21swapper/009:50:360
259950,0migration/26409-21kthreadcore12:38:412
259950,0migration/25309-21latency_hist07:43:282
259950,0migration/24862-21processes09:08:502
259950,0migration/229762-21rt-features08:18:552
259950,0migration/227592-21sh10:03:222
259950,0migration/226696-21latency_hist12:03:292
259950,0migration/215951-21turbostat07:28:282
259950,0migration/21405-21sh12:05:112
259950,0migration/212892-21kthreadcore08:53:462
259950,0migration/212005-21kthreadcore08:08:462
249950,0watchdog/223597-21cpuspeed_turbos07:33:392
179950,0migration/131777-21dump-pmu-power09:28:291
179950,0migration/131595-21idleruntime07:38:431
179950,0migration/12730-21idleruntime07:18:411
179950,0migration/121726-21kthreadcore12:18:461
169950,0watchdog/17364-21cut09:13:431
169950,0watchdog/16501-21fschecks_time08:28:431
169950,0watchdog/111683-21aten2.4-expect11:33:401
149950,0migration/09262-21kthreadcore11:28:470
149950,0migration/0715-21kthreadcore08:23:460
149950,0migration/05403-21latency_hist07:43:280
149950,0migration/027998-21kthreadcore08:18:460
149950,0migration/026642-21kthreadcore07:33:440
149950,0migration/026566-21unixbench_singl11:18:540
149950,0migration/023852-21aten_r1power_en09:03:390
149950,0migration/022894-21taskset07:30:570
149950,0migration/021063-21kthreadcore09:58:470
149950,0migration/020570-21fschecks_count08:38:420
149950,0migration/018183-21kthreadcore09:18:460
149950,0migration/017965-21kthreadcore07:48:470
149950,0migration/017498-21kthreadcore10:13:480
149950,0migration/015726-21taskset10:51:510
149950,0migration/015024-21kthreadcore12:13:480
149950,0migration/01197-21kernelversion09:28:450
8305040,0irq/26-0000:00:0-21swapper/207:13:282
339940,0migration/34794-21timerandwakeup08:23:543
339940,0migration/33735-21diskmemload12:37:283
339940,0migration/33525-21diskmemload11:28:303
339940,0migration/317389-21latency_hist11:03:283
339940,0migration/315845-21taskset07:27:203
339940,0migration/31529-21taskset08:44:533
329940,0watchdog/319987-21munin-node11:58:443
329940,0watchdog/30-21swapper/311:00:563
329940,0watchdog/30-21swapper/308:28:433
329940,0watchdog/30-21swapper/308:08:473
29815040,0irq/29-eth0-tx-3851-21ssh12:37:592
29815040,0irq/29-eth0-tx-19418-21ssh11:38:312
29815040,0irq/29-eth0-tx-14197-21ssh10:39:582
29815040,0irq/29-eth0-tx-0-21swapper/212:14:372
29815040,0irq/29-eth0-tx-0-21swapper/211:33:442
29815040,0irq/29-eth0-tx-0-21swapper/211:14:052
29815040,0irq/29-eth0-tx-0-21swapper/210:08:362
29815040,0irq/29-eth0-tx-0-21swapper/210:04:072
29815040,0irq/29-eth0-tx-0-21swapper/209:48:422
29815040,0irq/29-eth0-tx-0-21swapper/209:33:382
29815040,0irq/29-eth0-tx-0-21swapper/008:58:400
29815040,0irq/29-eth0-tx-0-21swapper/008:28:430
29815040,0irq/29-eth0-tx-0-21swapper/007:38:410
29805040,0irq/28-eth0-rx-0-21swapper/312:18:583
29805040,0irq/28-eth0-rx-0-21swapper/311:10:313
29805040,0irq/28-eth0-rx-0-21swapper/310:48:563
29805040,0irq/28-eth0-rx-0-21swapper/310:38:363
29805040,0irq/28-eth0-rx-0-21swapper/307:23:123
29805040,0irq/28-eth0-rx-0-21swapper/307:13:423
27140,0ktimersoftd/20-21swapper/212:18:322
267199943,0cyclictest4648-21awk11:28:442
267199943,0cyclictest3524-21snmpd11:55:402
267199943,0cyclictest3524-21snmpd09:13:372
267199943,0cyclictest28859-21grep11:23:422
267199943,0cyclictest28498-21awk08:43:452
267199943,0cyclictest1627-21sadc08:03:282
267199940,0cyclictest0-21swapper/208:06:562
267189943,0cyclictest8236-21sadc09:33:291
267189943,0cyclictest3573-21awk12:08:431
267189943,0cyclictest3524-21snmpd11:02:391
267189943,0cyclictest3524-21snmpd10:45:531
267189943,0cyclictest3524-21snmpd10:30:231
267189943,0cyclictest3524-21snmpd07:58:501
267189943,0cyclictest3231-21awk09:48:441
267189943,0cyclictest2972-21awk08:03:431
267189943,0cyclictest28059-21awk07:13:441
267189943,0cyclictest21032-21awk11:18:441
267189943,0cyclictest17793-21awk08:58:441
267189943,0cyclictest11958-21awk09:53:441
267189943,0cyclictest11401-21tail12:13:441
267179944,0cyclictest0-21swapper/011:42:230
267179944,0cyclictest0-21swapper/010:13:280
267179943,0cyclictest3571-21lldpd11:15:450
267179943,0cyclictest3571-21lldpd10:34:090
267179943,0cyclictest3524-21snmpd12:21:100
267179943,0cyclictest3524-21snmpd11:05:240
267179943,0cyclictest28444-21awk11:43:430
267179943,0cyclictest24401-21awk09:23:440
267179943,0cyclictest14520-21sadc10:43:290
259940,0migration/25167-21kthreadcore09:28:472
259940,0migration/22528-21fschecks_time07:18:402
259940,0migration/223263-21kthreadcore08:38:462
259940,0migration/219811-21latency_hist07:53:282
259940,0migration/219483-21runrttasks07:51:262
259940,0migration/219228-21kthreadcore08:13:462
259940,0migration/218974-21kthreadcore08:58:452
259940,0migration/217620-21irqrtprio07:28:452
259940,0migration/217445-21kthreadcore08:33:462
259940,0migration/216094-21latency_hist10:53:292
259940,0migration/21378-21sh11:43:532
249940,0watchdog/214374-21ssh09:18:322
249940,0watchdog/20-21swapper/210:28:482
179940,0migration/19486-21hwlatdetect09:33:421
179940,0migration/18720-21kthreadcore12:38:411
179940,0migration/18174-21kthreadcore11:48:461
179940,0migration/1307-21kthreadcore10:23:461
179940,0migration/130374-21kthreadcore08:43:461
179940,0migration/127624-21munin-node11:43:411
179940,0migration/124918-21missed_timers11:58:481
179940,0migration/12445-21kthreadcore08:23:461
179940,0migration/124388-21kthreadcore08:38:461
179940,0migration/122491-21kthreadcore09:58:481
179940,0migration/121220-21irqcore07:53:441
179940,0migration/118788-21kthreadcore07:28:451
179940,0migration/117316-21gltestperf08:13:431
179940,0migration/114248-21runrttasks10:40:321
179940,0migration/113076-21kthreadcore07:23:451
179940,0migration/110063-21fschecks_time08:53:421
169940,0watchdog/16314-21runrttasks11:18:121
169940,0watchdog/129164-21ssh10:21:521
169940,0watchdog/123654-21cpuspeed_turbos07:33:391
169940,0watchdog/123058-21latency09:38:481
169940,0watchdog/114443-21kthreadcore10:13:481
169940,0watchdog/111327-21ssh10:10:041
169940,0watchdog/10-21swapper/108:08:471
149940,0migration/08586-21runrttasks07:21:210
149940,0migration/0644-21processes12:03:500
149940,0migration/029445-21kthreadcore07:58:460
149940,0migration/023881-21vmstat09:38:550
149940,0migration/018111-21latency_hist11:08:280
149940,0migration/012520-21kthreadcore07:23:450
8305030,0irq/26-0000:00:0-21swapper/211:03:582
4130,0ktimersoftd/016203-21runrttasks10:54:390
329930,0watchdog/30-21swapper/310:53:563
329930,0watchdog/30-21swapper/309:08:073
329930,0watchdog/30-21swapper/308:48:393
329930,0watchdog/30-21swapper/308:33:393
329930,0watchdog/30-21swapper/308:13:513
329930,0watchdog/30-21swapper/307:38:393
29815030,0irq/29-eth0-tx-0-21swapper/210:48:022
29805030,0irq/28-eth0-rx-0-21swapper/312:38:293
29805030,0irq/28-eth0-rx-0-21swapper/310:43:403
29805030,0irq/28-eth0-rx-0-21swapper/310:33:473
29805030,0irq/28-eth0-rx-0-21swapper/309:08:463
29805030,0irq/28-eth0-rx-0-21swapper/308:58:403
29805030,0irq/28-eth0-rx-0-21swapper/308:03:393
29805030,0irq/28-eth0-rx-0-21swapper/307:58:403
29805030,0irq/28-eth0-rx-0-21swapper/307:53:393
267199932,0cyclictest3524-21snmpd10:53:092
267199932,0cyclictest3524-21snmpd10:35:082
267199932,0cyclictest31860-21awk08:23:442
267199932,0cyclictest3151-21awk08:48:422
267199932,0cyclictest24916-21awk09:03:432
267199932,0cyclictest0-21swapper/211:13:052
267199930,0cyclictest11931-21python08:28:522
267189933,0cyclictest3571-21lldpd11:31:451
267189933,0cyclictest3571-21lldpd10:49:091
267189932,0cyclictest3571-21lldpd10:37:291
267189932,0cyclictest29797-21sensors08:18:551
267189932,0cyclictest13767-21awk07:48:441
267189932,0cyclictest12128-21awk11:53:441
267189931,0cyclictest7242cut11:23:471
267189930,0cyclictest24138-21df09:03:401
267189930,0cyclictest15194-21perl09:18:421
267189930,0cyclictest0-21swapper/111:07:571
267189930,0cyclictest0-21swapper/110:57:471
267179933,0cyclictest31538-21kworker/0:009:43:420
267179933,0cyclictest26763-21kworker/0:110:47:520
267179933,0cyclictest26763-21kworker/0:110:28:460
267179933,0cyclictest26763-21kworker/0:110:19:280
267179933,0cyclictest0-21swapper/012:00:310
267179933,0cyclictest0-21swapper/011:33:430
267179932,0cyclictest9199-21munin-node08:08:420
267179932,0cyclictest5630-21irqrtprio12:38:400
267179932,0cyclictest3524-21snmpd11:02:090
267179932,0cyclictest31157-21awk10:23:440
267179930,0cyclictest11721-21perl11:53:420
249930,0watchdog/20-21swapper/210:58:402
179930,0migration/112275-21runrttasks07:46:161
169930,0watchdog/15694-21diskmemload11:40:161
169930,0watchdog/15311-21chrt09:09:191
169930,0watchdog/11877-21ssh12:07:161
169930,0watchdog/10-21swapper/110:03:441
169930,0watchdog/10-21swapper/109:44:361
169930,0watchdog/10-21swapper/108:48:391
169930,0watchdog/10-21swapper/108:33:391
267189921,0cyclictest0-21swapper/112:33:291
267179920,0cyclictest0-21swapper/012:33:300
169920,0watchdog/10-21swapper/111:08:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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