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2026-02-01 - 23:16
[ 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 highest latencies:
System rackeslot6.osadl.org (updated Sun Feb 01, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
95328299122112,3cyclictest962775-21kworker/u8:4+events_unbound08:20:001
9532829910093,5cyclictest977334-21kworker/u8:1+events_unbound08:25:001
953280999888,7cyclictest1054996-21latency_hist12:25:000
953282999790,4cyclictest1032993-21kworker/u8:3+events_unbound11:15:231
953280999686,7cyclictest1049959-21latency_hist12:10:010
953282999488,5cyclictest1000098-21kworker/u8:2+events_unbound09:45:221
953280999486,5cyclictest962775-21kworker/u8:4+events_unbound08:00:000
953280999183,6cyclictest1039874-21kworker/u8:0+flush-179:012:30:010
953282999079,8cyclictest980510-21apt-get08:35:021
953280998982,5cyclictest1039874-21kworker/u8:0+events_unbound12:15:240
953280998982,5cyclictest1039874-21kworker/u8:0+events_unbound12:15:240
953282998682,3cyclictest957927-21kworker/u8:2+events_unbound08:10:251
953282998682,3cyclictest1026090-21kworker/u8:3+flush-179:010:55:011
953282998475,6cyclictest948413-21kworker/u8:3+events_unbound07:10:191
953282998378,4cyclictest986033-21kworker/u8:1+flush-179:009:10:201
953280998377,4cyclictest970707-21latency_hist08:05:010
953282998172,7cyclictest1024241-21latency_hist10:50:001
953282997972,5cyclictest986033-21kworker/u8:1+events_unbound08:50:231
953282997972,5cyclictest974178-21kworker/u8:0+flush-179:008:30:211
953282997971,6cyclictest965925-21latency_hist07:50:011
953282997872,4cyclictest957927-21kworker/u8:2+events_unbound08:10:011
953280997873,4cyclictest1004904-21kworker/u8:0+flush-179:010:10:250
953280997871,5cyclictest986033-21kworker/u8:1+flush-179:009:05:230
953280997871,5cyclictest1016039-21kworker/u8:0+flush-179:010:35:230
953282997769,6cyclictest1022657-21latency_hist10:45:001
953280997765,10cyclictest510-21rs:main0
953280997568,5cyclictest1016034-21latency_hist10:25:010
953282997461,4cyclictest986033-21kworker/u8:1+events_unbound10:15:191
953282997263,7cyclictest982419-21kworker/u8:2+events_unbound08:45:141
953280997266,4cyclictest1043631-21kworker/u8:2+flush-179:012:05:000
953282997163,6cyclictest1004904-21kworker/u8:0+events_unbound10:05:201
953282997065,4cyclictest1051261-21kworker/u8:2+events_unbound12:15:021
953282997065,4cyclictest1051261-21kworker/u8:2+events_unbound12:15:021
953282997063,5cyclictest1022701-21kworker/u8:0+flush-179:011:05:211
953282997062,6cyclictest957927-21kworker/u8:2+flush-179:007:40:001
953280997064,4cyclictest957927-21kworker/u8:2+flush-179:008:10:000
953280997064,4cyclictest957927-21kworker/u8:2+flush-179:007:50:230
953280997064,4cyclictest1030860-21kworker/u8:2+flush-179:011:25:260
953282996964,4cyclictest992822-21kworker/u8:0+events_unbound09:25:011
953282996862,4cyclictest957927-21kworker/u8:2+events_unbound07:25:241
953282996860,5cyclictest992161-21latency_hist09:10:011
95328799670,65cyclictest0-21swapper/308:41:593
953282996755,10cyclictest1019204-21latency_hist10:35:011
953280996762,3cyclictest1011301-21kworker/u8:2+flush-179:010:50:250
953282996660,5cyclictest1022701-21kworker/u8:0+events_unbound11:20:151
953282996660,4cyclictest982419-21kworker/u8:2+events_unbound08:40:181
953280996663,2cyclictest0-21swapper/011:20:000
953280996661,4cyclictest1039874-21kworker/u8:0+flush-179:012:30:240
95328799650,63cyclictest0-21swapper/308:32:593
953282996559,4cyclictest1048610-21kworker/u8:1+flush-179:012:10:151
953282996461,2cyclictest0-21swapper/111:34:001
953282996457,5cyclictest1022701-21kworker/u8:0+events_unbound11:30:001
953282996455,6cyclictest957951-21latency_hist07:25:011
953280996455,6cyclictest1001700-21latency_hist09:40:000
953282996359,3cyclictest1011301-21kworker/u8:2+flush-179:010:59:561
953282996357,4cyclictest962775-21kworker/u8:4+events_unbound08:00:231
953280996357,4cyclictest957927-21kworker/u8:2+flush-179:008:10:170
953282996258,3cyclictest974178-21kworker/u8:0+flush-179:009:00:211
953282996257,4cyclictest962775-21kworker/u8:4+flush-179:007:50:211
953282996257,3cyclictest990611-21kworker/u8:3+events_unbound09:15:131
953282996255,5cyclictest998527-21latency_hist09:30:011
953282996253,8cyclictest1048610-21kworker/u8:1+events_unbound12:20:211
953280996256,4cyclictest982419-21kworker/u8:2+events_unbound08:40:150
953280996255,5cyclictest982419-21kworker/u8:2+events_unbound09:00:010
953280996252,8cyclictest1022912-21apt-get10:45:130
953282996156,4cyclictest1004904-21kworker/u8:0+flush-179:010:10:211
953282996155,5cyclictest1039874-21kworker/u8:0+flush-179:012:05:251
953280996154,5cyclictest1021027-21kworker/u8:1+flush-179:010:40:160
953280996153,5cyclictest1011301-21kworker/u8:2+flush-179:010:55:210
953287996053,5cyclictest0-21swapper/312:15:593
953287996053,5cyclictest0-21swapper/312:15:593
953285996057,2cyclictest0-21swapper/208:41:592
953282996056,3cyclictest1039874-21kworker/u8:0+flush-179:011:50:211
953282996054,5cyclictest1035680-21kworker/u8:1+flush-179:011:45:271
953280996054,4cyclictest1026090-21kworker/u8:3+flush-179:011:00:230
953287995956,2cyclictest0-21swapper/310:32:583
953282995949,8cyclictest1006711-21/usr/sbin/munin09:55:241
953285995855,2cyclictest0-21swapper/210:26:002
953282995853,3cyclictest1039874-21kworker/u8:0+events_unbound12:00:191
953280995852,4cyclictest986033-21kworker/u8:1+flush-179:008:55:010
953280995849,6cyclictest1014443-21latency_hist10:20:000
953285995754,2cyclictest0-21swapper/208:32:582
953282995752,4cyclictest1014406-21kworker/u8:3+events_unbound10:25:271
953282995744,10cyclictest510-21rs:main1
953287995652,2cyclictest0-21swapper/312:26:003
953280995651,4cyclictest954242-21kworker/u8:0+flush-179:007:15:240
953280995648,6cyclictest948413-21kworker/u8:3+events_unbound07:10:240
953287995552,2cyclictest0-21swapper/312:21:593
953282995550,4cyclictest1026090-21kworker/u8:3+events_unbound11:00:161
953282995549,4cyclictest986033-21kworker/u8:1+events_unbound09:35:201
953280995549,5cyclictest1014406-21kworker/u8:3+flush-179:010:30:230
953280995547,6cyclictest974178-21kworker/u8:0+flush-179:008:40:010
953280995545,8cyclictest1051544-21latency_hist12:15:020
953280995545,7cyclictest1032451-21latency_hist11:15:000
953282995450,3cyclictest982419-21kworker/u8:2+flush-179:008:55:151
953280995442,9cyclictest266-21systemd-journal07:40:000
953285995242,2cyclictest0-21swapper/212:15:592
953285995242,2cyclictest0-21swapper/212:15:592
953282995246,4cyclictest1039874-21kworker/u8:0+events_unbound12:30:171
953280995244,6cyclictest993746-21latency_hist09:15:010
953282995147,3cyclictest1030860-21kworker/u8:2+flush-179:011:10:201
953280995146,4cyclictest962775-21kworker/u8:4+flush-179:007:40:240
953282995046,3cyclictest948413-21kworker/u8:3+flush-179:007:15:261
953280995041,7cyclictest1059759-21latency_hist12:40:010
953285994946,2cyclictest0-21swapper/210:32:592
953282994945,3cyclictest1039874-21kworker/u8:0+flush-179:012:25:201
953280994943,5cyclictest995381-21kworker/u8:4+flush-179:009:20:200
953280994941,6cyclictest1009671-21latency_hist10:05:010
4577091490,13ptp4l441ktimers/307:10:013
953280994843,3cyclictest266-21systemd-journal09:50:010
953280994842,4cyclictest986033-21kworker/u8:1+events_unbound09:40:250
953280994834,3cyclictest1000098-21kworker/u8:2+events_unbound09:55:020
953282994742,4cyclictest1011301-21kworker/u8:2+flush-179:010:20:221
953280994740,5cyclictest1000098-21kworker/u8:2+events_unbound09:55:210
953282994642,3cyclictest957927-21kworker/u8:2+events_unbound07:55:181
953282994635,7cyclictest0-21swapper/111:37:591
953280994640,4cyclictest986033-21kworker/u8:1+flush-179:009:30:160
953280994640,4cyclictest974178-21kworker/u8:0+events_unbound09:00:180
953282994540,4cyclictest1039874-21kworker/u8:0+flush-179:011:55:231
953280994541,3cyclictest1035680-21kworker/u8:1+flush-179:011:45:230
953285994441,2cyclictest0-21swapper/212:25:592
953285994441,2cyclictest0-21swapper/212:21:592
95328599440,42cyclictest0-21swapper/210:46:592
953282994440,3cyclictest1039874-21kworker/u8:0+events_unbound12:35:271
953280994441,2cyclictest0-21swapper/008:49:590
953282994338,4cyclictest1035680-21kworker/u8:1+flush-179:011:44:551
953280994338,4cyclictest1037467-21kworker/u8:3+events_unbound11:30:240
953282994236,4cyclictest1016039-21kworker/u8:0+flush-179:010:35:261
953280994237,4cyclictest1035680-21kworker/u8:1+flush-179:011:59:560
953280994236,3cyclictest1030862-21cron11:09:590
953280994233,7cyclictest266-21systemd-journal07:23:180
95328799410,5cyclictest987394-21turbostat08:55:003
953280994136,4cyclictest995381-21kworker/u8:4+events_unbound09:20:010
953280994136,4cyclictest1039874-21kworker/u8:0+flush-179:011:35:240
953280994135,5cyclictest995381-21kworker/u8:4+flush-179:009:25:210
953280994134,5cyclictest957927-21kworker/u8:2+flush-179:007:25:200
953287994033,5cyclictest995360-21turbostat09:20:003
95328799400,38cyclictest998540-21turbostat09:30:003
95328799390,37cyclictest1049971-21turbostat12:10:003
95328799390,32cyclictest1042026-21turbostat11:45:003
953282993935,3cyclictest1004904-21kworker/u8:0+flush-179:010:04:561
953282993932,5cyclictest1006489-21awk09:55:001
953280993932,6cyclictest1004904-21kworker/u8:0+flush-179:010:05:160
953287993834,3cyclictest1040427-21turbostat11:40:013
95328599380,36cyclictest0-21swapper/211:50:002
95328599380,36cyclictest0-21swapper/209:40:002
95328599380,35cyclictest0-21swapper/210:40:002
95328299380,2cyclictest0-21swapper/107:40:591
953280993833,3cyclictest1045219-21systemd-run11:55:010
95328099380,37cyclictest0-21swapper/008:26:590
953287993735,1cyclictest0-21swapper/311:20:003
953287993735,1cyclictest0-21swapper/310:15:583
95328799370,36cyclictest0-21swapper/309:03:583
95328599370,35cyclictest0-21swapper/210:40:592
953280993732,4cyclictest1014406-21kworker/u8:3+events_unbound10:25:260
953280993730,5cyclictest974389-21apt-get08:15:130
95328099370,36cyclictest0-21swapper/007:34:590
953287993633,2cyclictest0-21swapper/311:05:003
95328799360,35cyclictest0-21swapper/311:52:593
95328799360,1cyclictest0-21swapper/308:24:553
95328799360,1cyclictest0-21swapper/307:18:593
95328599360,1cyclictest0-21swapper/211:34:592
95328599360,1cyclictest0-21swapper/208:37:592
95328599360,1cyclictest0-21swapper/207:40:002
953287993533,1cyclictest0-21swapper/311:14:543
953287993531,2cyclictest0-21swapper/308:16:003
95328799350,34cyclictest0-21swapper/311:25:003
953285993533,1cyclictest0-21swapper/208:54:592
953285993532,2cyclictest0-21swapper/209:34:552
953285993532,2cyclictest0-21swapper/208:57:002
953280993530,4cyclictest948413-21kworker/u8:3+flush-179:007:45:210
95328099350,33cyclictest977368-21munin-run08:25:000
953285993431,2cyclictest0-21swapper/212:07:592
953285993431,2cyclictest0-21swapper/210:24:542
953285993431,1cyclictest0-21swapper/211:45:012
953282993418,13cyclictest962775-21kworker/u8:4+flush-179:008:30:001
4577091340,6ptp4l441ktimers/311:10:003
953287993331,1cyclictest0-21swapper/310:44:563
95328799330,32cyclictest0-21swapper/307:27:593
953285993330,2cyclictest0-21swapper/210:09:552
953285993330,2cyclictest0-21swapper/209:29:552
953282993327,4cyclictest1001976-21apt-get09:40:151
4577091330,10ptp4l441ktimers/311:45:013
953285993229,2cyclictest0-21swapper/208:22:592
953285993229,2cyclictest0-21swapper/207:19:002
953287993129,1cyclictest0-21swapper/310:49:553
953287993129,1cyclictest0-21swapper/307:24:593
953287993128,2cyclictest0-21swapper/307:51:593
953285993128,2cyclictest0-21swapper/211:03:592
953285993128,2cyclictest0-21swapper/209:01:592
953287993028,1cyclictest0-21swapper/311:59:003
953287993028,1cyclictest0-21swapper/310:02:593
953287993028,1cyclictest0-21swapper/309:06:593
95328799300,28cyclictest0-21swapper/309:20:123
953285993027,2cyclictest0-21swapper/211:52:592
953285993027,2cyclictest0-21swapper/208:45:122
953287992926,2cyclictest0-21swapper/312:30:133
953287992926,2cyclictest0-21swapper/310:55:113
953287992926,2cyclictest0-21swapper/309:35:113
95328799290,28cyclictest0-21swapper/310:35:033
953285992926,2cyclictest0-21swapper/211:39:542
953285992926,2cyclictest0-21swapper/207:41:592
953285992925,2cyclictest0-21swapper/210:15:592
95328599290,27cyclictest0-21swapper/210:00:142
95328299290,28cyclictest961131-21ls07:35:001
953280992926,2cyclictest980496-21cron08:35:000
953280992924,4cyclictest0-21swapper/011:25:010
953280992923,4cyclictest953141-21latency_hist07:10:020
4577091290,6ptp4l61490irq/134-eno1-TxRx-008:40:013
4577091290,6ptp4l441ktimers/310:25:013
4577091290,6ptp4l441ktimers/310:15:003
4577091290,6ptp4l441ktimers/309:55:013
4577091290,6ptp4l441ktimers/308:05:003
4577091290,6ptp4l441ktimers/307:45:003
95328799280,27cyclictest0-21swapper/309:30:153
95328799280,26cyclictest0-21swapper/308:05:123
95328799280,1cyclictest0-21swapper/308:45:123
953285992826,1cyclictest0-21swapper/211:24:592
953285992825,2cyclictest0-21swapper/211:27:592
953285992825,2cyclictest0-21swapper/208:05:122
953285992825,2cyclictest0-21swapper/207:50:592
953285992825,2cyclictest0-21swapper/207:27:592
95328599280,26cyclictest0-21swapper/211:58:592
4577091280,7ptp4l441ktimers/309:59:593
4577091280,7ptp4l441ktimers/308:59:563
4577091280,6ptp4l441ktimers/311:30:013
4577091280,6ptp4l441ktimers/307:40:003
4577091280,5ptp4l441ktimers/309:49:563
953287992724,2cyclictest0-21swapper/307:34:593
4577091270,6ptp4l61490irq/134-eno1-TxRx-008:00:003
4577091270,6ptp4l441ktimers/312:39:553
4577091270,6ptp4l441ktimers/310:55:013
4577091270,5ptp4l61490irq/134-eno1-TxRx-012:04:553
4577091270,5ptp4l61490irq/134-eno1-TxRx-007:15:013
4577091270,5ptp4l441ktimers/310:10:013
4577091270,5ptp4l441ktimers/307:49:553
953285992624,1cyclictest0-21swapper/212:05:002
953285992623,2cyclictest0-21swapper/211:14:542
953285992623,2cyclictest0-21swapper/209:06:582
953285992623,2cyclictest0-21swapper/207:13:422
95328599260,24cyclictest0-21swapper/211:05:142
95328599260,24cyclictest0-21swapper/210:51:002
95328599260,24cyclictest0-21swapper/209:57:002
95328599260,24cyclictest0-21swapper/209:43:582
95328599260,24cyclictest0-21swapper/207:57:592
95328599260,24cyclictest0-21swapper/207:47:592
95328599260,24cyclictest0-21swapper/207:22:592
4577091260,5ptp4l61490irq/134-eno1-TxRx-009:44:563
4577091260,5ptp4l441ktimers/312:14:553
4577091260,5ptp4l441ktimers/311:34:563
4577091260,5ptp4l441ktimers/308:15:013
4577091260,4ptp4l441ktimers/309:15:013
953287992522,2cyclictest0-21swapper/308:25:123
953285992523,1cyclictest0-21swapper/211:18:592
953285992523,1cyclictest0-21swapper/210:58:582
953285992523,1cyclictest0-21swapper/209:20:002
953285992522,2cyclictest0-21swapper/209:20:132
953285992522,2cyclictest0-21swapper/208:16:592
953285992421,2cyclictest0-21swapper/212:30:592
953285992320,2cyclictest0-21swapper/208:10:592
953282992017,2cyclictest953297-21latency_hist07:10:021
953285991916,2cyclictest0-21swapper/208:29:002
953285991713,2cyclictest0-21swapper/207:34:592
4577091170,3ptp4l441ktimers/310:24:553
953285991613,2cyclictest0-21swapper/209:47:582
953285991612,2cyclictest0-21swapper/208:04:552
953285991511,2cyclictest0-21swapper/212:37:592
953285991511,2cyclictest0-21swapper/209:54:002
95328599128,2cyclictest0-21swapper/212:14:552
95328599107,2cyclictest0-21swapper/209:13:002
9532859970,6cyclictest0-21swapper/210:10:392
9532859930,2cyclictest0-21swapper/207:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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