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2026-02-14 - 22:52
[ 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 792 highest latencies:
System rackeslot6.osadl.org (updated Sat Feb 14, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
371618599126116,7cyclictest3732834-21apt-key08:00:021
3716182999487,4cyclictest3782882-21latency_hist10:35:010
3716185999385,6cyclictest3747347-21kworker/u8:0+flush-179:009:20:011
3716185999282,7cyclictest3735964-21latency_hist08:10:001
3716185999076,11cyclictest3725928-21apt-get07:40:011
3716185999076,11cyclictest3725928-21apt-get07:40:001
3716185998982,5cyclictest3782887-21kworker/u8:1+flush-179:010:50:011
3716185998777,8cyclictest3809943-21latency_hist12:00:011
3716182998777,6cyclictest3734371-21kworker/u8:1+events_unbound08:20:200
3716185998377,3cyclictest3510582-21kworker/u8:4+events_unbound07:25:021
3716185998172,7cyclictest3766226-21kworker/u8:3+events_unbound09:45:011
3716185998063,13cyclictest3782887-21kworker/u8:1+flush-179:010:35:221
3716182998072,5cyclictest3734371-21kworker/u8:1+events_unbound08:20:000
3716185997871,5cyclictest3738093-21kworker/u8:2+events_unbound08:40:241
3716182997767,7cyclictest3755062-21latency_hist09:10:010
3716182997764,10cyclictest3732517-21apt-get08:00:000
3716185997669,5cyclictest3805177-21kworker/u8:1+flush-179:012:30:221
3716182997667,6cyclictest3822946-21latency_hist12:40:020
3716185997569,4cyclictest3769409-21kworker/u8:2+events_unbound11:30:241
3716185997569,4cyclictest3745570-21kworker/u8:3+flush-179:008:45:201
3716185997568,5cyclictest3813170-21kworker/u8:3+events_unbound12:10:221
3716182997568,5cyclictest3724517-21kworker/u8:2+flush-179:007:35:170
3716182997568,5cyclictest3724517-21kworker/u8:2+flush-179:007:35:160
3716185997366,5cyclictest3795654-21kworker/u8:1+flush-179:011:20:241
3716185997263,7cyclictest3739204-21kworker/u8:3+flush-179:008:30:011
3716182997262,7cyclictest3764612-21latency_hist09:40:010
3716185997164,4cyclictest3801961-21kworker/u8:3+flush-179:011:40:151
3716185997163,6cyclictest3769409-21kworker/u8:2+events_unbound11:30:011
3716185997163,6cyclictest3769409-21kworker/u8:2+events_unbound11:30:001
3716185997163,6cyclictest3749688-21kworker/u8:1+flush-179:008:55:241
3716185997163,6cyclictest3749688-21kworker/u8:1+flush-179:008:55:241
3716185997062,5cyclictest3769409-21kworker/u8:2+flush-179:010:00:201
3716182997061,7cyclictest3742568-21/usr/sbin/munin08:30:240
3716182996960,6cyclictest3739204-21kworker/u8:3+flush-179:008:25:220
3716185996861,5cyclictest3822901-21kworker/u8:2+flush-179:012:40:001
3716185996860,5cyclictest3790815-21kworker/u8:0+events_unbound11:05:211
3716185996760,6cyclictest3769409-21kworker/u8:2+flush-179:011:15:001
3716182996659,5cyclictest3510582-21kworker/u8:4+events_unbound07:30:010
3716182996648,16cyclictest266-21systemd-journal10:55:160
3716185996558,4cyclictest3730960-21kworker/u8:2+events_unbound08:00:001
3716182996557,5cyclictest3769409-21kworker/u8:2+events_unbound11:25:250
3716182996557,5cyclictest3769409-21kworker/u8:2+events_unbound11:25:250
3716185996458,5cyclictest3747347-21kworker/u8:0+flush-179:009:35:001
3716185996456,5cyclictest3754116-21kworker/u8:1+events_unbound09:20:251
3716185996449,11cyclictest3774411-21latency_hist10:10:001
3716185996358,3cyclictest3747347-21kworker/u8:0+events_unbound09:00:151
3716185996356,5cyclictest3810827-21kworker/u8:2+flush-179:012:05:001
3716185996354,5cyclictest3760077-21kworker/u8:2+events_unbound09:25:151
3716182996353,7cyclictest3779453-21latency_hist10:25:010
3716185996257,4cyclictest3747347-21kworker/u8:0+events_unbound09:05:261
3716185996255,5cyclictest3760077-21kworker/u8:2+flush-179:009:45:201
3716185996253,7cyclictest3769409-21kworker/u8:2+flush-179:010:44:591
3716185996252,7cyclictest3769409-21kworker/u8:2+flush-179:010:15:231
3716182996255,5cyclictest3716040-21latency_hist07:10:020
3716185996154,5cyclictest3747347-21kworker/u8:0+events_unbound09:10:131
3716185996153,5cyclictest3734371-21kworker/u8:1+flush-179:008:25:011
3716185996150,4cyclictest3510582-21kworker/u8:4+flush-179:007:25:001
3716185996148,9cyclictest3819484-21latency_hist12:30:001
3716182996153,6cyclictest3794021-21latency_hist11:10:010
3716182996153,6cyclictest266-21systemd-journal11:15:000
3716185996056,3cyclictest3736200-21kworker/u8:0+flush-179:008:10:201
3716185996053,5cyclictest3769409-21kworker/u8:2+flush-179:010:30:201
3716185996052,5cyclictest3769409-21kworker/u8:2+events_unbound11:00:191
3716185996052,5cyclictest3769409-21kworker/u8:2+events_unbound11:00:181
3716182996037,8cyclictest266-21systemd-journal07:40:030
3716182996037,8cyclictest266-21systemd-journal07:40:030
3716182995949,7cyclictest3777862-21latency_hist10:20:010
3716182995948,8cyclictest3510582-21kworker/u8:4+flush-179:007:30:160
3716185995854,3cyclictest3738093-21kworker/u8:2+flush-179:008:30:221
3716185995851,5cyclictest3806109-21kworker/u8:2+flush-179:011:45:211
3716182995849,7cyclictest3719242-21latency_hist07:20:010
3716185995747,7cyclictest3769409-21kworker/u8:2+events_unbound10:20:161
3716182995747,7cyclictest3792472-21kworker/u8:3+flush-179:011:25:000
3716189995654,1cyclictest0-21swapper/312:37:593
3716185995651,4cyclictest3813170-21kworker/u8:3+flush-179:012:19:561
3716182995647,5cyclictest3745570-21kworker/u8:3+flush-179:008:50:000
3716185995550,4cyclictest3782887-21kworker/u8:1+flush-179:010:55:151
3716185995549,4cyclictest3803551-21kworker/u8:0+flush-179:011:50:191
3716185995548,5cyclictest3766190-21kworker/u8:1+flush-179:009:55:211
3716182995551,3cyclictest3782887-21kworker/u8:1+flush-179:010:35:260
3716185995448,4cyclictest3769409-21kworker/u8:2+events_unbound11:35:181
3716185995444,4cyclictest3510582-21kworker/u8:4+events_unbound07:40:131
3716185995444,4cyclictest3510582-21kworker/u8:4+events_unbound07:40:131
3716182995446,6cyclictest3810201-21apt-get12:00:130
3716185995348,4cyclictest3813104-21kworker/u8:0+flush-179:012:10:001
3716185995347,4cyclictest3769409-21kworker/u8:2+events_unbound10:10:031
3716185995345,6cyclictest3713011-21kworker/u8:0+flush-179:007:15:211
3716182995345,5cyclictest3751362-21kworker/u8:2+events_unbound09:00:010
3716182995345,5cyclictest3751362-21kworker/u8:2+events_unbound09:00:010
3716185995244,6cyclictest3747347-21kworker/u8:0+flush-179:008:55:011
3716182995142,6cyclictest3797203-21latency_hist11:20:000
371618599501,46cyclictest1-21systemd08:20:001
3716182995040,8cyclictest510-21rs:main0
371618999490,39cyclictest3719246-21turbostat07:20:003
3716185994944,3cyclictest3805177-21kworker/u8:1+flush-179:012:20:191
3716182994940,7cyclictest3737550-21latency_hist08:15:010
4577091480,13ptp4l441ktimers/307:10:013
3716185994840,5cyclictest3510582-21kworker/u8:4+events_unbound07:50:141
371618299481,45cyclictest3802008-21true11:35:000
3716185994742,4cyclictest3747347-21kworker/u8:0+events_unbound09:50:131
3716185994742,3cyclictest3797256-21systemd-run11:20:001
3716185994741,4cyclictest3769409-21kworker/u8:2+flush-179:010:25:211
3716185994739,6cyclictest3769409-21kworker/u8:2+flush-179:010:55:011
3716182994738,7cyclictest3805177-21kworker/u8:1+events_unbound12:30:010
3716186994642,2cyclictest0-21swapper/207:56:002
3716185994641,4cyclictest3747347-21kworker/u8:0+events_unbound09:35:221
3716185994641,4cyclictest3716096-21kworker/u8:2+events_unbound07:10:191
3716182994642,3cyclictest3758292-21systemd-run09:20:010
3716182994540,4cyclictest3510582-21kworker/u8:4+flush-179:007:20:160
3716182994536,7cyclictest3808595-21apt-get11:55:100
3716185994441,2cyclictest0-21swapper/107:50:001
3716182994437,5cyclictest3769409-21kworker/u8:2+flush-179:010:45:140
3716182994436,6cyclictest3769409-21kworker/u8:2+flush-179:011:35:200
3716186994339,2cyclictest0-21swapper/209:24:592
371618999420,40cyclictest3801979-21turbostat11:34:593
371618999420,40cyclictest3763029-21turbostat09:35:003
3716182994236,4cyclictest3778889-21kworker/u8:0+flush-179:010:40:200
3716182994236,4cyclictest3729356-21idleruntime-cro07:50:000
3716182994234,6cyclictest3734371-21kworker/u8:1+flush-179:008:05:250
371618299421,4cyclictest3747109-21cron08:45:000
3716189994132,1cyclictest0-21swapper/311:59:593
371618999410,39cyclictest3747117-21turbostat08:45:003
3716182994137,3cyclictest484-21dbus-daemon08:55:010
371618299410,4cyclictest3770977-21turbostat10:04:550
371618299410,39cyclictest3729350-21turbostat07:54:560
371618999400,4cyclictest3758245-21turbostat09:20:003
371618999400,38cyclictest3821337-21turbostat12:35:003
3716186994036,2cyclictest0-21swapper/207:45:592
3716185994032,5cyclictest3742375-21kworker/u8:0+events_unbound08:35:191
371618599401,37cyclictest714-21Xorg07:34:591
3716182994037,2cyclictest714-21Xorg08:37:590
3716182994034,4cyclictest3768043-21apt-get09:50:110
3716182994033,5cyclictest3747347-21kworker/u8:0+flush-179:009:10:220
3716189993931,6cyclictest3755070-21turbostat09:10:003
371618999390,4cyclictest3732520-21turbostat08:00:003
371618999390,38cyclictest3781047-21turbostat10:30:003
371618699390,36cyclictest0-21swapper/207:19:552
3716182993934,4cyclictest3805177-21kworker/u8:1+flush-179:012:15:200
3716182993835,2cyclictest714-21Xorg07:11:580
3716182993833,4cyclictest3747347-21kworker/u8:0+flush-179:009:40:190
3716182993831,6cyclictest3774924-21apt-get10:10:110
3716182993831,5cyclictest3805177-21kworker/u8:1+flush-179:012:05:210
3716182993830,6cyclictest3778889-21kworker/u8:0+events_unbound10:30:000
371618299380,37cyclictest0-21swapper/011:02:590
371618299380,37cyclictest0-21swapper/011:02:580
3716189993735,1cyclictest0-21swapper/310:49:543
3716189993731,5cyclictest3797209-21turbostat11:20:003
3716186993735,1cyclictest0-21swapper/209:34:592
3716186993734,2cyclictest0-21swapper/212:39:552
3716186993734,2cyclictest0-21swapper/211:55:012
3716186993734,2cyclictest0-21swapper/209:57:592
3716186993733,2cyclictest0-21swapper/210:22:592
371618699370,1cyclictest0-21swapper/212:29:002
3716182993734,2cyclictest3774524-21cp10:10:010
3716182993733,2cyclictest0-21swapper/011:47:590
3716182993731,5cyclictest3813170-21kworker/u8:3+flush-179:012:25:250
3716189993634,1cyclictest0-21swapper/312:27:593
3716189993634,1cyclictest0-21swapper/310:04:553
3716189993634,1cyclictest0-21swapper/307:54:563
371618999360,35cyclictest0-21swapper/310:09:553
371618999360,35cyclictest0-21swapper/307:39:593
371618999360,35cyclictest0-21swapper/307:39:583
3716186993634,1cyclictest0-21swapper/208:25:002
371618699360,1cyclictest0-21swapper/208:18:002
3716189993530,4cyclictest3776259-21turbostat10:15:003
3716186993531,2cyclictest0-21swapper/209:54:592
371618699350,1cyclictest0-21swapper/209:26:592
3716182993532,2cyclictest0-21swapper/009:24:590
3716182993531,2cyclictest714-21Xorg09:26:590
3716182993526,7cyclictest3747347-21kworker/u8:0+flush-179:009:00:190
3716189993431,2cyclictest0-21swapper/312:08:593
3716189993428,4cyclictest3729350-21turbostat07:50:003
3716182993428,3cyclictest3766461-21apt-get09:45:120
3716189993331,1cyclictest0-21swapper/308:53:593
3716189993331,1cyclictest0-21swapper/308:22:593
3716186993330,2cyclictest0-21swapper/212:18:582
3716182993326,5cyclictest266-21systemd-journal12:13:140
3716189993230,1cyclictest0-21swapper/311:02:593
3716189993230,1cyclictest0-21swapper/311:02:583
3716186993230,1cyclictest0-21swapper/212:10:012
3716186993230,1cyclictest0-21swapper/209:00:012
3716186993230,1cyclictest0-21swapper/209:00:012
3716186993229,2cyclictest0-21swapper/208:26:592
3716186993229,2cyclictest0-21swapper/207:23:582
3716182993227,4cyclictest3801961-21kworker/u8:3+flush-179:011:44:560
3716182993227,3cyclictest3808353-21ls11:55:000
371618999310,21cyclictest0-21swapper/312:00:153
3716186993129,1cyclictest0-21swapper/210:35:012
3716182993127,3cyclictest484-21dbus-daemon12:25:010
3716182993127,2cyclictest0-21swapper/009:34:590
4577091300,8ptp4l441ktimers/312:20:003
4577091300,7ptp4l441ktimers/308:35:013
3716189993028,1cyclictest0-21swapper/311:29:563
3716189993028,1cyclictest0-21swapper/311:29:563
3716189993028,1cyclictest0-21swapper/309:53:593
3716189993028,1cyclictest0-21swapper/308:55:593
3716189993028,1cyclictest0-21swapper/308:55:593
3716186993027,2cyclictest0-21swapper/211:00:002
3716186993027,2cyclictest0-21swapper/210:44:552
3716186993026,2cyclictest0-21swapper/211:48:592
3716182993024,5cyclictest266-21systemd-journal08:03:140
4577091290,6ptp4l441ktimers/309:30:003
3716189992927,1cyclictest0-21swapper/308:25:133
371618999290,26cyclictest0-21swapper/310:15:153
3716186992926,2cyclictest0-21swapper/212:20:592
3716186992926,2cyclictest0-21swapper/211:36:582
3716186992926,2cyclictest0-21swapper/211:10:132
371618699290,27cyclictest0-21swapper/210:15:152
371618699290,27cyclictest0-21swapper/210:05:022
371618699290,27cyclictest0-21swapper/208:40:132
371618699290,27cyclictest0-21swapper/207:35:132
371618699290,27cyclictest0-21swapper/207:35:132
4577091280,7ptp4l441ktimers/311:45:013
4577091280,7ptp4l441ktimers/307:45:003
4577091280,7ptp4l441ktimers/307:45:003
4577091280,7ptp4l441ktimers/307:25:003
4577091280,6ptp4l61490irq/134-eno1-TxRx-011:55:003
4577091280,6ptp4l441ktimers/311:49:563
4577091280,6ptp4l441ktimers/310:40:003
3716189992826,1cyclictest0-21swapper/307:11:583
3716189992825,2cyclictest0-21swapper/311:23:583
3716189992825,1cyclictest0-21swapper/307:30:113
371618999280,27cyclictest0-21swapper/308:15:133
371618999280,26cyclictest0-21swapper/311:35:133
371618999280,26cyclictest0-21swapper/310:40:133
371618999280,26cyclictest0-21swapper/310:30:013
371618999280,26cyclictest0-21swapper/308:05:133
371618999280,26cyclictest0-21swapper/308:00:033
371618999280,21cyclictest0-21swapper/309:45:123
3716186992826,1cyclictest0-21swapper/210:15:002
3716186992825,2cyclictest0-21swapper/211:33:592
3716186992825,2cyclictest0-21swapper/209:45:122
3716186992825,2cyclictest0-21swapper/207:30:122
3716186992824,2cyclictest0-21swapper/209:16:592
371618699280,26cyclictest0-21swapper/212:33:592
371618699280,26cyclictest0-21swapper/211:15:152
371618699280,26cyclictest0-21swapper/208:31:592
4577091270,6ptp4l61490irq/134-eno1-TxRx-010:59:563
4577091270,6ptp4l441ktimers/312:25:023
4577091270,6ptp4l441ktimers/309:45:013
4577091270,6ptp4l441ktimers/307:30:013
371618999270,26cyclictest0-21swapper/311:10:143
371618999270,26cyclictest0-21swapper/310:22:593
371618999270,1cyclictest0-21swapper/309:55:123
3716186992725,1cyclictest0-21swapper/208:15:002
3716186992724,2cyclictest0-21swapper/207:40:032
3716186992724,2cyclictest0-21swapper/207:40:022
371618699270,24cyclictest0-21swapper/210:36:582
4577091260,6ptp4l441ktimers/312:15:003
4577091260,5ptp4l61490irq/134-eno1-TxRx-008:50:023
4577091260,5ptp4l441ktimers/310:54:543
4577091260,5ptp4l441ktimers/309:04:563
3716186992623,2cyclictest0-21swapper/209:39:552
3716186992623,2cyclictest0-21swapper/209:12:592
3716186992623,2cyclictest0-21swapper/207:11:232
371618699260,2cyclictest0-21swapper/210:47:592
371618699260,24cyclictest0-21swapper/210:51:592
4577091250,5ptp4l61490irq/134-eno1-TxRx-009:39:543
4577091250,4ptp4l441ktimers/311:09:563
4577091250,4ptp4l441ktimers/309:14:563
3716189992523,1cyclictest0-21swapper/309:24:593
3716186992523,1cyclictest0-21swapper/210:26:592
3716186992522,2cyclictest0-21swapper/210:00:122
3716186992519,2cyclictest0-21swapper/211:25:132
3716186992519,2cyclictest0-21swapper/211:25:122
371618699250,2cyclictest0-21swapper/212:13:002
371618699250,2cyclictest0-21swapper/207:50:132
4577091240,4ptp4l61490irq/134-eno1-TxRx-008:14:553
3716186992421,2cyclictest0-21swapper/211:00:132
3716186992421,2cyclictest0-21swapper/211:00:132
3716186992321,1cyclictest0-21swapper/209:44:582
3716186992320,2cyclictest0-21swapper/211:42:592
3716186992320,2cyclictest0-21swapper/207:25:582
3716182992318,4cyclictest3769409-21kworker/u8:2+events_unbound10:50:230
3716186992219,2cyclictest0-21swapper/208:50:592
231999210,12rtkit-daemon495-21gpm07:08:161
3716186991916,2cyclictest0-21swapper/209:03:592
3716186991816,2cyclictest0-21swapper/208:04:592
3716186991714,2cyclictest0-21swapper/208:09:552
3716189991613,2cyclictest0-21swapper/308:31:593
3716186991612,2cyclictest3755070-21turbostat09:10:002
3716186991411,2cyclictest0-21swapper/211:22:592
371618699129,2cyclictest0-21swapper/212:04:582
371618699119,1cyclictest0-21swapper/211:09:582
371618699118,2cyclictest0-21swapper/208:39:592
371618699107,2cyclictest0-21swapper/211:58:592
37161869974,2cyclictest0-21swapper/208:48:492
37161869930,2cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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