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2026-02-10 - 20:03
[ 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
Characteristics of the 100 highest latencies:
System rackdslot1.osadl.org (updated Tue Feb 10, 2026 12:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1562521510,4sleep02401699cyclictest09:10:170
2401699691,26cyclictest8648-21cpuspeed11:15:130
2401699680,25cyclictest4930-21cut12:15:180
2401699670,31cyclictest26186-21taskset08:23:110
2401699670,31cyclictest21790-21seq09:23:010
2401699670,30cyclictest21859-21seq10:31:090
2401699660,31cyclictest26023-21seq07:14:030
2401699660,30cyclictest4811-21sh08:45:220
2401699660,30cyclictest30477-21seq07:21:580
2401699651,61cyclictest4894-21memory11:05:220
2401699651,31cyclictest19613-21seq09:19:480
2401699651,26cyclictest28456-21sed09:35:280
2401699650,32cyclictest23609-21seq08:17:430
2401699650,31cyclictest26648-21seq10:43:120
2401699650,30cyclictest7899-21seq07:45:080
2401699650,30cyclictest12063-21seq07:52:310
2401699650,29cyclictest8165-21taskset11:12:490
2401699650,29cyclictest3334-21seq11:00:370
2401699650,29cyclictest30321-21cat10:50:210
2401699650,23cyclictest15690-21grep10:20:150
2401699640,62cyclictest13930-21meminfo10:15:190
2401699640,31cyclictest23972-21seq09:26:260
2401699640,30cyclictest8282-21taskset12:21:120
2401699640,30cyclictest3196-21taskset09:51:530
2401699640,30cyclictest12915-21taskset12:31:350
2401699640,28cyclictest24302-21taskset10:37:490
2401699632,25cyclictest0-21swapper/007:34:180
2401699631,59cyclictest6944-21memory08:50:200
2401699630,31cyclictest7412-21seq07:41:510
2401699630,30cyclictest3332-21taskset08:43:450
2401699630,30cyclictest26880-21seq11:53:200
2401699630,29cyclictest28174-21seq07:17:120
2401699630,24cyclictest10109-21gzip12:25:260
2401699630,23cyclictest3901-21seq09:55:130
2401699630,23cyclictest30549-21timerandwakeup08:30:300
2401699620,37cyclictest28654-21seq08:27:340
2401699620,31cyclictest17584-21taskset10:25:060
2401699620,31cyclictest14725-21seq09:06:160
2401699620,30cyclictest30911-21seq09:41:350
2401699620,30cyclictest19043-21seq08:08:110
2401699620,30cyclictest14256-21seq07:56:080
2401699620,29cyclictest1234-21seq12:06:240
2401699612,19cyclictest21588-21cat08:15:010
2401699610,37cyclictest1159-21seq10:58:320
2401699610,32cyclictest22067-21seq11:40:450
2401699610,32cyclictest12985-21seq11:22:360
2401699610,31cyclictest26312-21seq09:31:520
2401699610,31cyclictest15176-21seq11:26:080
2401699610,31cyclictest15176-21seq11:26:080
2401699610,30cyclictest12528-21seq10:12:310
2401699610,29cyclictest31530-21seq12:03:390
134491610,4ptp4l0-21swapper/309:45:253
2401699601,30cyclictest13417-21seq12:35:040
2401699600,36cyclictest7789-21seq10:00:480
2401699600,31cyclictest701-21seq09:45:390
2401699600,30cyclictest17679-21seq11:33:470
2401699600,30cyclictest16637-21taskset08:01:530
2401699600,29cyclictest676-21seq08:35:430
2401699600,29cyclictest676-21seq08:35:430
2401699600,29cyclictest28824-21taskset10:46:320
2401699600,29cyclictest10197-21seq10:07:100
134491600,4ptp4l0-21swapper/308:26:163
2401699592,24cyclictest19791-21seq11:36:190
2401699592,21cyclictest0-21swapper/007:25:560
134491590,5ptp4l0-21swapper/212:10:142
2401699576,47cyclictest8781-21sh08:55:160
2401699570,36cyclictest29107-21seq11:57:220
2401699570,36cyclictest29107-21seq11:57:220
2401699570,30cyclictest5260-21seq07:39:390
2401699570,29cyclictest3637-21seq12:11:420
134491570,4ptp4l0-21swapper/209:01:152
134491570,4ptp4l0-21swapper/111:44:261
134491570,3ptp4l0-21swapper/310:04:573
134491570,3ptp4l0-21swapper/108:25:041
134491560,4ptp4l0-21swapper/212:15:382
62912550,4sleep10-21swapper/111:10:131
2401699550,28cyclictest12419-21seq09:01:140
134491550,5ptp4l0-21swapper/210:34:512
134491550,4ptp4l0-21swapper/208:57:262
134491550,4ptp4l0-21swapper/110:15:151
134491550,3ptp4l0-21swapper/207:16:272
134491540,6ptp4l0-21swapper/207:09:372
134491540,6ptp4l0-21swapper/207:09:362
134491540,4ptp4l0-21swapper/209:21:212
313122530,5sleep10-21swapper/108:35:001
134491530,4ptp4l0-21swapper/211:27:092
134491530,4ptp4l0-21swapper/211:27:092
134491530,4ptp4l0-21swapper/210:37:302
134491530,4ptp4l0-21swapper/210:04:272
134491530,4ptp4l0-21swapper/207:53:282
134491530,4ptp4l0-21swapper/110:29:551
134491530,4ptp4l0-21swapper/107:12:331
134491530,3ptp4l0-21swapper/209:49:142
134491530,3ptp4l0-21swapper/207:25:252
134491530,3ptp4l0-21swapper/110:54:451
134491520,5ptp4l0-21swapper/110:34:581
134491520,4ptp4l0-21swapper/209:12:302
134491520,4ptp4l0-21swapper/207:45:552
134491520,4ptp4l0-21swapper/207:20:162
134491520,4ptp4l0-21swapper/109:28:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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