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2026-02-23 - 05:30
[ 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 792 highest latencies:
System rackeslot2.osadl.org (updated Mon Feb 23, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36218722580,2sleep03621875-21tr21:47:020
3409900992622,3cyclictest3409894-21cyclictest00:05:010
340990099259,14cyclictest0-21swapper/023:27:100
36276862240,1sleep10-21swapper/121:48:111
3409901992317,2cyclictest134050irq/121-eno123:00:011
3409901992313,3cyclictest3409894-21cyclictest21:10:091
3409901992313,3cyclictest3409894-21cyclictest21:10:091
3409900992316,6cyclictest3749351-21kthreadcore22:57:080
34158932220,2sleep30-21swapper/319:15:003
3409901992219,2cyclictest3573121-21ssh21:17:121
340990099224,5cyclictest3735032-21latency_hist22:50:000
3409900992216,2cyclictest134050irq/121-eno123:07:100
3409900992213,1cyclictest191rcu_preempt22:20:320
3409902992118,1cyclictest0-21swapper/219:20:002
3409901992118,2cyclictest3461047-21latency_hist19:50:021
3409900992115,5cyclictest1296-21polkitd21:45:020
3409900992114,6cyclictest3908767-21kthreadcore00:27:090
2902298210,7rtkit-daemon3557472-21diskmemload22:06:581
340990299202,9cyclictest0-21swapper/223:40:022
3409901992017,2cyclictest1290-21dbus-daemon19:15:011
340990099204,5cyclictest3455351-21aten2.4-expect19:47:020
340990099204,5cyclictest3410353-21aten2.4-expect19:12:010
3409900992017,2cyclictest3593634-21latency_hist21:30:020
3409900992013,6cyclictest3665998-21cpuspeed_turbos22:12:000
3409900992012,7cyclictest0-21swapper/021:15:000
3409900992012,7cyclictest0-21swapper/021:15:000
2649091201,6phc2sys0-21swapper/323:27:093
2649091200,2phc2sys0-21swapper/300:25:303
3409902991914,1cyclictest0-21swapper/200:40:012
3409901991916,2cyclictest3897144-21aten2.4-expect00:22:021
3409901991916,2cyclictest1326-21systemd-logind23:05:011
3409901991916,2cyclictest1288-1atopacctd00:20:001
3409901991915,3cyclictest1858602-1atop23:40:021
3409901991911,1cyclictest134050irq/121-eno122:47:191
340990099199,6cyclictest3441646-21pmu-power19:32:110
340990099197,8cyclictest3605190-21ssh21:37:070
340990099197,7cyclictest3574861-21ssh21:19:200
340990099196,7cyclictest3779919-21latency_hist23:15:010
340990099193,5cyclictest3509645-21aten2.4-expect20:32:020
340990099192,3cyclictest1996-21runrttasks23:53:500
3409900991916,2cyclictest3548623-21kthreadcore21:02:090
3409900991916,2cyclictest1288-1atopacctd22:10:010
3409900991915,3cyclictest3640637-21kthreadcore21:57:090
3409900991915,3cyclictest3476077-21kthreadcore20:02:090
3409900991913,5cyclictest3870438-21aten2.4-expect00:07:000
3409900991913,5cyclictest3870438-21aten2.4-expect00:07:000
3409900991912,6cyclictest3717318-21latency_hist22:40:020
3409900991911,7cyclictest3754766-21aten_repower_po23:02:020
3409900991911,4cyclictest3582330-21grep21:22:140
3409900991911,1cyclictest3646490-21kworker/u16:2+xprtiod00:23:280
3409900991910,5cyclictest0-21swapper/023:45:020
340990099190,5cyclictest3881213-21cat00:12:070
340990099190,2cyclictest3539356-21apt20:55:000
3409902991816,1cyclictest0-21swapper/219:10:012
3409902991815,1cyclictest0-21swapper/222:00:002
3409902991815,1cyclictest0-21swapper/200:25:002
340990299180,14cyclictest37163842sleep222:38:352
340990199183,6cyclictest491rcuog/222:27:051
3409901991815,2cyclictest3593527-21latency_hist21:30:011
3409901991815,2cyclictest1290-21dbus-daemon00:30:021
3409901991814,3cyclictest3686366-21kthreadcore22:22:091
3409901991814,3cyclictest3512345-21kthreadcore20:32:091
340990099189,8cyclictest0-21swapper/021:52:010
340990099189,5cyclictest3791165-21gltestperf23:22:060
340990099188,6cyclictest3649917-21cut22:02:070
340990099188,6cyclictest3532555-21pmu-power20:47:110
340990099187,7cyclictest3783257-21kthreadcore23:17:090
340990099187,6cyclictest3539978-21aten2.4-expect20:57:020
340990099185,7cyclictest3379999-21kworker/u16:3+nfsiod22:31:440
340990099182,10cyclictest3738535-21grep22:52:070
340990099181,5cyclictest3808562-21ls23:32:030
3409900991815,2cyclictest3853880-21irqrtprio23:57:050
3409900991815,2cyclictest3677531-21kthreadcore22:17:090
3409900991815,2cyclictest3480664-21kthreadcore20:07:080
3409900991815,2cyclictest257-21systemd-journal19:55:020
3409900991814,3cyclictest3720299-21kthreadcore22:42:080
3409900991814,3cyclictest3554665-21kthreadcore21:07:080
3409900991814,3cyclictest3488133-21kthreadcore20:12:100
3409900991814,3cyclictest3468584-21kthreadcore19:57:080
3409900991813,1cyclictest191rcu_preempt20:40:010
3409900991811,6cyclictest3595530-21df21:32:050
3409900991810,7cyclictest0-21swapper/023:50:010
3409902991715,1cyclictest0-21swapper/219:15:012
3409902991714,1cyclictest0-21swapper/223:12:112
3409902991714,1cyclictest0-21swapper/221:55:012
3409902991714,1cyclictest0-21swapper/200:16:412
3409902991714,1cyclictest0-21swapper/200:10:012
3409902991714,1cyclictest0-21swapper/200:10:012
340990299170,9cyclictest0-21swapper/222:40:022
340990199178,1cyclictest134050irq/121-eno123:06:401
340990199177,1cyclictest3682058-21kworker/1:1+events_freezable22:44:071
3409901991714,2cyclictest3839661-21missed_timers23:47:091
3409901991714,2cyclictest3595715-21grep21:32:061
3409901991714,2cyclictest1290-21dbus-daemon19:45:011
3409901991713,3cyclictest3547170-21kthreadcore21:02:081
340990099179,5cyclictest1996-21runrttasks00:15:030
340990099179,1cyclictest134050irq/121-eno123:37:000
340990099178,6cyclictest3915649-21if_err_eno100:32:060
340990099177,6cyclictest29021-21rtkit-daemon19:22:080
3409900991714,2cyclictest3492722-21kthreadcore20:17:090
3409900991713,3cyclictest3523031-21kthreadcore20:42:080
3409900991713,3cyclictest3498773-21kthreadcore20:22:070
3409900991713,3cyclictest3453735-21kthreadcore19:42:090
2902298170,2rtkit-daemon0-21swapper/122:36:371
2649091170,2phc2sys0-21swapper/322:37:513
2649091170,2phc2sys0-21swapper/321:25:383
340990299168,2cyclictest0-21swapper/219:27:022
3409902991613,1cyclictest0-21swapper/223:45:002
3409902991613,1cyclictest0-21swapper/222:12:062
3409902991613,1cyclictest0-21swapper/221:50:012
3409902991613,1cyclictest0-21swapper/221:32:102
3409902991613,1cyclictest0-21swapper/220:45:002
3409902991613,1cyclictest0-21swapper/200:00:012
340990199168,2cyclictest134050irq/121-eno123:26:451
340990199168,2cyclictest134050irq/121-eno122:10:051
340990199164,4cyclictest3790555-21aten2.4-expect23:22:041
3409901991613,2cyclictest3860002-21cat00:00:021
3409901991613,2cyclictest3615517-21kthreadcore21:42:091
3409901991613,2cyclictest3426241-21kthreadcore19:22:071
3409901991613,2cyclictest1286-21avahi-daemon00:40:011
3409901991611,3cyclictest3578218-21kthreadcore21:22:081
340990099164,8cyclictest3692797-21cstates22:27:040
3409900991613,2cyclictest3926762-21kthreadcore00:37:110
3409900991613,2cyclictest3445884-21kthreadcore19:37:080
3409900991613,2cyclictest3430829-21aten2.4-expect19:27:020
3409900991612,3cyclictest3504848-21kthreadcore20:27:080
2649091160,5phc2sys0-21swapper/322:57:003
2649091160,3phc2sys0-21swapper/300:01:403
2649091160,2phc2sys0-21swapper/322:49:553
2649091160,1phc2sys0-21swapper/322:08:103
340990299151,6cyclictest0-21swapper/221:40:022
340990299151,6cyclictest0-21swapper/220:00:022
3409902991513,1cyclictest0-21swapper/223:10:022
3409902991512,1cyclictest0-21swapper/223:26:422
3409902991512,1cyclictest0-21swapper/223:17:152
3409902991512,1cyclictest0-21swapper/223:01:162
3409902991512,1cyclictest0-21swapper/221:28:032
3409902991512,1cyclictest0-21swapper/220:47:052
3409902991511,2cyclictest0-21swapper/223:22:082
3409902991510,3cyclictest3499904-21taskset20:22:082
340990299150,12cyclictest3736250-21chrt22:51:282
340990199158,2cyclictest134050irq/121-eno123:40:581
340990199156,2cyclictest36-21ksoftirqd/122:32:031
340990199156,2cyclictest134050irq/121-eno123:50:291
340990199155,2cyclictest134050irq/121-eno119:52:081
3409901991513,1cyclictest501rcuop/220:15:461
340990199151,2cyclictest3442420-21munin-plugin-st19:35:011
3409901991512,2cyclictest3881099-21kthreadcore00:12:071
3409901991512,2cyclictest3871076-21head00:07:041
3409901991512,2cyclictest3871076-21head00:07:041
3409901991512,2cyclictest3861847-21tr00:02:021
3409901991512,2cyclictest3642394-21kthreadcore21:57:101
3409901991512,2cyclictest3545596-21systemd21:00:021
3409901991512,2cyclictest3533326-21latency_hist20:50:011
3409901991512,2cyclictest0-21swapper/123:20:011
3409901991511,3cyclictest3811680-21kthreadcore23:32:091
340990099155,6cyclictest3419244-21sort19:17:090
2649091150,2phc2sys0-21swapper/322:54:023
2649091150,2phc2sys0-21swapper/322:14:513
2649091150,2phc2sys0-21swapper/320:07:433
2649091150,1phc2sys0-21swapper/300:19:363
340990299141,6cyclictest0-21swapper/222:50:022
340990299141,6cyclictest0-21swapper/220:20:022
3409902991412,1cyclictest0-21swapper/222:55:022
3409902991412,1cyclictest0-21swapper/200:12:072
3409902991411,1cyclictest0-21swapper/223:53:332
3409902991411,1cyclictest0-21swapper/222:29:442
3409902991411,1cyclictest0-21swapper/222:22:092
3409902991411,1cyclictest0-21swapper/222:15:022
3409902991411,1cyclictest0-21swapper/221:42:502
3409902991411,1cyclictest0-21swapper/221:12:062
3409902991411,1cyclictest0-21swapper/221:12:062
3409902991411,1cyclictest0-21swapper/221:02:082
3409902991411,1cyclictest0-21swapper/219:45:002
3409902991411,1cyclictest0-21swapper/200:32:102
340990199148,2cyclictest134050irq/121-eno122:50:481
340990199148,2cyclictest134050irq/121-eno121:35:131
340990199147,1cyclictest134050irq/121-eno119:37:011
340990199145,2cyclictest134050irq/121-eno120:42:141
340990199145,2cyclictest134050irq/121-eno119:57:091
3409901991411,2cyclictest3916116-21kthreadcore00:32:081
3409901991411,2cyclictest3635590-21ssh21:52:131
3409901991411,2cyclictest3497393-21sshd20:21:191
3409901991411,2cyclictest3485452-21aten_repower_fr20:12:031
3409901991411,2cyclictest3474880-21kthreadcore20:02:081
3409901991411,2cyclictest0-21swapper/120:55:011
3409901991411,2cyclictest0-21swapper/119:30:011
3409901991410,3cyclictest3777712-21ptp4l-jitter23:12:141
3409901991410,3cyclictest3675326-21sort22:17:051
3409901991410,3cyclictest3650076-21kthreadcore22:02:071
3409901991410,3cyclictest3479452-21aten_repower_fr20:07:021
2649091140,6phc2sys0-21swapper/300:35:483
2649091140,4phc2sys0-21swapper/322:22:053
2649091140,2phc2sys0-21swapper/322:01:373
2649091140,2phc2sys0-21swapper/321:40:533
2649091140,2phc2sys0-21swapper/319:09:553
340990299139,2cyclictest0-21swapper/220:52:092
340990299138,3cyclictest0-21swapper/222:33:192
340990299135,4cyclictest0-21swapper/220:57:012
3409902991311,1cyclictest0-21swapper/223:31:512
3409902991311,1cyclictest0-21swapper/222:02:052
3409902991311,1cyclictest0-21swapper/219:32:082
3409902991310,1cyclictest0-21swapper/222:06:572
3409902991310,1cyclictest0-21swapper/221:20:512
3409902991310,1cyclictest0-21swapper/221:10:002
3409902991310,1cyclictest0-21swapper/220:37:182
3409902991310,1cyclictest0-21swapper/220:07:022
3409902991310,1cyclictest0-21swapper/219:52:082
3409902991310,1cyclictest0-21swapper/219:40:002
3409902991310,1cyclictest0-21swapper/200:02:052
340990199137,2cyclictest134050irq/121-eno120:27:021
340990199135,2cyclictest36-21ksoftirqd/119:15:031
3409901991310,2cyclictest3552066-21cpu21:07:011
3409901991310,2cyclictest3516689-21irqcore20:37:061
3409901991310,2cyclictest3409905-21true19:10:011
2649091130,2phc2sys0-21swapper/323:46:263
2649091130,2phc2sys0-21swapper/323:04:413
2649091130,2phc2sys0-21swapper/322:16:583
2649091130,2phc2sys0-21swapper/321:15:283
2649091130,2phc2sys0-21swapper/321:13:043
2649091130,2phc2sys0-21swapper/321:13:043
2649091130,2phc2sys0-21swapper/319:16:013
2649091130,2phc2sys0-21swapper/300:07:443
2649091130,2phc2sys0-21swapper/300:07:443
2649091130,1phc2sys0-21swapper/300:13:593
340990299129,1cyclictest0-21swapper/220:30:182
340990299129,1cyclictest0-21swapper/220:27:022
340990299129,1cyclictest0-21swapper/220:02:082
340990299121,6cyclictest0-21swapper/221:20:022
3409902991210,1cyclictest0-21swapper/223:47:042
3409902991210,1cyclictest0-21swapper/219:20:192
3409902991210,1cyclictest0-21swapper/200:30:012
340990099129,2cyclictest0-21swapper/019:10:010
2649091121,3phc2sys0-21swapper/321:22:023
2649091120,4phc2sys0-21swapper/300:21:503
2649091120,2phc2sys0-21swapper/323:19:363
2649091120,2phc2sys0-21swapper/320:38:573
2649091120,2phc2sys0-21swapper/300:34:473
340990299119,1cyclictest0-21swapper/219:47:052
2649091112,2phc2sys0-21swapper/321:56:523
2649091110,3phc2sys0-21swapper/323:21:023
2649091110,2phc2sys0-21swapper/323:45:023
2649091110,2phc2sys0-21swapper/323:07:023
2649091110,2phc2sys0-21swapper/322:29:433
2649091110,2phc2sys0-21swapper/321:50:273
2649091110,1phc2sys0-21swapper/320:54:293
2649091110,1phc2sys0-21swapper/320:21:223
2649091110,1phc2sys0-21swapper/319:26:403
340990299108,1cyclictest0-21swapper/220:10:502
2649091102,2phc2sys0-21swapper/321:45:103
2649091102,2phc2sys0-21swapper/320:45:013
2649091101,3phc2sys0-21swapper/322:43:053
2649091101,2phc2sys0-21swapper/323:52:033
2649091100,2phc2sys0-21swapper/323:12:593
2649091100,2phc2sys0-21swapper/322:31:313
2649091100,2phc2sys0-21swapper/321:38:173
2649091100,2phc2sys0-21swapper/321:30:153
2649091100,2phc2sys0-21swapper/321:07:033
2649091100,2phc2sys0-21swapper/320:57:053
2649091100,2phc2sys0-21swapper/320:20:013
2649091100,2phc2sys0-21swapper/319:59:553
2649091100,1phc2sys0-21swapper/321:01:383
3490511290,2sleep30-21swapper/320:12:153
264909191,3phc2sys0-21swapper/320:02:013
264909191,2phc2sys0-21swapper/320:45:183
264909190,2phc2sys0-21swapper/323:55:083
264909190,2phc2sys0-21swapper/323:35:163
264909190,2phc2sys0-21swapper/323:30:223
264909190,2phc2sys0-21swapper/319:52:043
264909190,2phc2sys0-21swapper/319:46:193
264909190,2phc2sys0-21swapper/319:40:183
264909190,2phc2sys0-21swapper/319:37:063
264909190,2phc2sys0-21swapper/319:32:053
264909190,2phc2sys0-21swapper/319:21:473
264909190,1phc2sys0-21swapper/320:26:503
264909181,2phc2sys0-21swapper/320:30:433
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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