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2026-02-08 - 16:08
[ 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 rackeslot6.osadl.org (updated Sun Feb 08, 2026 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37562999910497,5cyclictest3802884-21kworker/u8:3+events_unbound09:35:020
3756299999585,4cyclictest3825744-21kworker/u8:1+events_unbound10:55:240
3756299999482,9cyclictest3849597-21latency_hist12:00:010
3756299999384,6cyclictest3853042-21latency_hist12:10:010
3756299999284,6cyclictest3743743-21kworker/u8:1+events_unbound07:30:250
3756303998777,7cyclictest3767623-21latency_hist07:45:021
3756299998679,5cyclictest3830538-21kworker/u8:3+events_unbound11:05:250
3756299998475,6cyclictest3824104-21kworker/u8:0+events_unbound10:40:150
3756299998379,3cyclictest3777399-21kworker/u8:0+events_unbound08:50:240
3756299998376,5cyclictest3838450-21kworker/u8:0+events_unbound11:25:250
3756299998375,6cyclictest3806594-21kworker/u8:0+events_unbound09:55:230
3756303998161,16cyclictest3743743-21kworker/u8:1+flush-179:007:10:261
3756299998177,3cyclictest3806594-21kworker/u8:0+events_unbound10:00:260
3756299998176,4cyclictest3806594-21kworker/u8:0+events_unbound10:20:230
3756299998176,3cyclictest3753214-21kworker/u8:2+events_unbound07:15:250
3756299998174,5cyclictest3767656-21kworker/u8:1+events_unbound08:25:150
3756299998068,9cyclictest266-21systemd-journal07:50:010
3756299997974,4cyclictest3802884-21kworker/u8:3+flush-179:009:45:240
3756299997968,4cyclictest3793335-21kworker/u8:0+events_unbound09:30:170
3756299997873,3cyclictest3838507-21kworker/u8:1+flush-179:012:15:250
3756299997563,5cyclictest3785110-21kworker/u8:1+events_unbound09:05:230
3756303997462,7cyclictest3830538-21kworker/u8:3+flush-179:011:35:211
3756299997368,4cyclictest3830538-21kworker/u8:3+flush-179:011:20:240
4577091710,18ptp4l441ktimers/307:07:023
3756303997061,6cyclictest3835264-21latency_hist11:15:021
3756299997061,4cyclictest3846440-21kworker/u8:2+events_unbound12:10:230
3756299997058,4cyclictest3770830-21kworker/u8:3+events_unbound08:05:160
3756299996964,4cyclictest3802884-21kworker/u8:3+flush-179:010:25:190
3756299996964,3cyclictest3753214-21kworker/u8:2+events_unbound07:35:180
3756299996864,3cyclictest3789928-21kworker/u8:3+events_unbound09:04:550
3756299996861,5cyclictest3777399-21kworker/u8:0+events_unbound08:40:250
3756299996861,5cyclictest3777399-21kworker/u8:0+events_unbound08:40:240
3756303996759,5cyclictest3802884-21kworker/u8:3+flush-179:009:50:201
3756303996753,11cyclictest3849605-21apt-get12:00:011
3756299996763,3cyclictest3838450-21kworker/u8:0+events_unbound11:30:190
3756299996662,3cyclictest3806594-21kworker/u8:0+flush-179:010:15:220
3756299996661,4cyclictest3782946-21kworker/u8:2+flush-179:008:30:210
3756299996660,4cyclictest3777399-21kworker/u8:0+events_unbound08:35:150
3756303996559,3cyclictest3806594-21kworker/u8:0+events_unbound10:00:151
3756299996560,4cyclictest3763055-21kworker/u8:0+flush-179:007:40:240
3756303996455,5cyclictest3777399-21kworker/u8:0+flush-179:008:55:001
3756299996459,4cyclictest3785110-21kworker/u8:1+flush-179:008:55:260
3756303996360,2cyclictest0-21swapper/111:21:001
3756299996359,3cyclictest3844811-21kworker/u8:0+flush-179:011:45:220
3756299996353,4cyclictest3777399-21kworker/u8:0+events_unbound08:15:170
3756303996253,7cyclictest3856492-21apt-get12:20:111
3756299996258,3cyclictest3767656-21kworker/u8:1+flush-179:008:20:190
3756299996257,4cyclictest3743743-21kworker/u8:1+flush-179:007:20:200
3756299996257,3cyclictest1-21systemd10:33:150
3756299996157,3cyclictest3851502-21kworker/u8:0+flush-179:012:39:560
3756299996157,3cyclictest3846440-21kworker/u8:2+flush-179:012:24:560
3756299996156,4cyclictest3793335-21kworker/u8:0+events_unbound09:25:190
3756299996156,4cyclictest3767656-21kworker/u8:1+flush-179:007:50:230
3756307996056,2cyclictest0-21swapper/312:01:593
3756303996054,4cyclictest3806594-21kworker/u8:0+flush-179:010:05:251
3756303996050,6cyclictest3822516-21kworker/u8:1+flush-179:010:35:001
3756299995951,6cyclictest3796270-21latency_hist09:15:010
3756299995948,9cyclictest3796525-21apt-get09:15:150
3756303995852,3cyclictest3767659-21kworker/u8:2+flush-179:007:55:201
3756303995847,6cyclictest3802884-21kworker/u8:3+flush-179:009:55:021
3756303995846,8cyclictest3802884-21kworker/u8:3+events_unbound10:10:231
3756303995846,10cyclictest266-21systemd-journal10:55:011
3756299995754,2cyclictest0-21swapper/011:00:580
3756299995752,4cyclictest3825744-21kworker/u8:1+flush-179:010:50:250
3756299995752,4cyclictest3767656-21kworker/u8:1+flush-179:007:55:260
3756303995647,6cyclictest266-21systemd-journal12:25:151
3756303995647,6cyclictest266-21systemd-journal12:25:151
3756303995646,7cyclictest3838450-21kworker/u8:0+flush-179:011:25:191
3756299995651,4cyclictest3838507-21kworker/u8:1+flush-179:011:50:240
3756299995649,5cyclictest3858060-21kworker/u8:3+flush-179:012:25:260
3756299995649,5cyclictest3858060-21kworker/u8:3+flush-179:012:25:260
3756303995550,3cyclictest3806594-21kworker/u8:0+flush-179:010:15:241
3756299995550,4cyclictest3830538-21kworker/u8:3+events_unbound11:40:220
3756303995448,4cyclictest3846415-21latency_hist11:50:001
3756304995351,1cyclictest0-21swapper/209:49:592
3756303995343,8cyclictest3760974-21latency_hist07:25:021
3756303995341,10cyclictest266-21systemd-journal08:35:001
3756299995348,4cyclictest3858060-21kworker/u8:3+flush-179:012:30:000
3756299995348,4cyclictest3767656-21kworker/u8:1+flush-179:008:10:210
3756304995249,2cyclictest0-21swapper/209:26:592
3756303995245,5cyclictest3838507-21kworker/u8:1+flush-179:011:40:211
3756303995245,5cyclictest3753214-21kworker/u8:2+events_unbound07:35:001
3756303995244,6cyclictest3769209-21latency_hist07:50:011
3756299995248,3cyclictest3819387-21kworker/u8:2+events_unbound10:35:020
3756299995147,3cyclictest3802884-21kworker/u8:3+flush-179:010:10:280
3756299995146,4cyclictest3753214-21kworker/u8:2+flush-179:007:25:220
3756303995043,5cyclictest3770830-21kworker/u8:3+flush-179:008:05:161
3756303995042,6cyclictest3844811-21kworker/u8:0+flush-179:011:50:141
3756303995041,7cyclictest3850127-21apt-get12:00:121
3756303995040,7cyclictest266-21systemd-journal09:40:001
3756303994943,4cyclictest3820938-21latency_hist10:30:011
3756303994938,9cyclictest3801855-21diskstats09:30:131
3756299994945,3cyclictest3828877-21kworker/u8:2+events_unbound11:10:190
3756299994941,6cyclictest3802884-21kworker/u8:3+flush-179:009:40:200
3756299994844,3cyclictest3767656-21kworker/u8:1+flush-179:008:04:550
3756303994745,1cyclictest0-21swapper/112:35:591
3756303994743,2cyclictest3802884-21kworker/u8:3+flush-179:009:50:001
3756303994741,4cyclictest3777399-21kworker/u8:0+flush-179:008:20:001
3756303994741,4cyclictest3753214-21kworker/u8:2+flush-179:007:15:231
3756303994739,6cyclictest3793335-21kworker/u8:0+flush-179:009:25:251
3756303994641,3cyclictest3851502-21kworker/u8:0+flush-179:012:30:171
3756303994539,5cyclictest3767659-21kworker/u8:2+events_unbound07:50:151
3756303994439,3cyclictest3798135-21apt-get09:20:101
3756303994439,3cyclictest3777399-21kworker/u8:0+flush-179:008:40:171
3756303994439,3cyclictest3777399-21kworker/u8:0+flush-179:008:40:171
3756303994435,7cyclictest266-21systemd-journal09:20:001
3756303994433,9cyclictest3775832-21apt-get08:10:101
3756299994441,2cyclictest0-21swapper/011:19:590
3756299994441,2cyclictest0-21swapper/011:19:580
3756299994440,2cyclictest714-21Xorg11:39:590
3756299994439,4cyclictest3796305-21kworker/u8:2+events_unbound09:24:410
3756303994337,4cyclictest3789928-21kworker/u8:3+flush-179:009:05:011
3756303994336,5cyclictest3819387-21kworker/u8:2+flush-179:010:35:171
375630499420,40cyclictest0-21swapper/210:44:592
3756303994238,2cyclictest3830538-21kworker/u8:3+flush-179:011:35:001
3756303994235,5cyclictest3753214-21kworker/u8:2+flush-179:007:25:151
3756307994139,1cyclictest0-21swapper/312:19:593
375629999410,39cyclictest3788332-21idleruntime-cro08:50:000
375630799400,38cyclictest3794702-21turbostat09:10:013
3756303994036,3cyclictest3785182-21systemd-run08:40:021
3756303994027,11cyclictest3770830-21kworker/u8:3+flush-179:008:00:021
375629999401,37cyclictest714-21Xorg10:05:590
3756307993934,4cyclictest3775591-21turbostat08:10:013
3756307993933,5cyclictest3793109-21turbostat09:05:003
3756303993935,2cyclictest714-21Xorg09:05:591
3756303993931,5cyclictest3851502-21kworker/u8:0+flush-179:012:20:011
375630399390,2cyclictest714-21Xorg09:44:001
375630499380,36cyclictest0-21swapper/212:22:592
375630499380,36cyclictest0-21swapper/209:15:592
375630499380,35cyclictest0-21swapper/210:45:592
3756303993833,4cyclictest3785110-21kworker/u8:1+flush-179:009:10:201
3756303993833,2cyclictest3824104-21kworker/u8:0+events_unbound10:45:151
3756303993832,5cyclictest3828877-21kworker/u8:2+flush-179:011:15:211
3756303993832,5cyclictest3828877-21kworker/u8:2+flush-179:011:15:201
3756303993832,4cyclictest3832124-21systemd-run11:05:011
3756299993833,4cyclictest3743743-21kworker/u8:1+flush-179:007:10:270
3756304993734,2cyclictest0-21swapper/210:58:592
375630499370,35cyclictest0-21swapper/210:22:592
3756303993733,3cyclictest714-21Xorg07:39:591
3756303993731,3cyclictest3767656-21kworker/u8:1+events_unbound08:20:181
3756303993719,17cyclictest3802884-21kworker/u8:3+flush-179:010:20:151
3756299993730,5cyclictest3846440-21kworker/u8:2+flush-179:012:00:260
3756307993634,1cyclictest0-21swapper/312:39:003
3756307993634,1cyclictest0-21swapper/311:15:593
3756307993634,1cyclictest0-21swapper/311:15:583
3756307993634,1cyclictest0-21swapper/308:43:593
3756307993634,1cyclictest0-21swapper/308:43:593
3756307993633,2cyclictest0-21swapper/311:09:593
3756304993632,2cyclictest0-21swapper/210:52:592
375630499360,2cyclictest0-21swapper/209:55:582
3756303993630,4cyclictest3756164-21latency_hist07:10:031
3756303993628,6cyclictest3846440-21kworker/u8:2+flush-179:012:10:181
375630399362,5cyclictest3790158-21apt-get08:55:121
4577091350,28ptp4l61490irq/134-eno1-TxRx-008:10:123
3756307993533,1cyclictest0-21swapper/311:14:563
3756304993533,1cyclictest0-21swapper/212:40:002
3756304993532,2cyclictest0-21swapper/211:36:002
3756304993532,2cyclictest0-21swapper/210:35:592
3756304993532,2cyclictest0-21swapper/209:08:592
3756304993532,2cyclictest0-21swapper/207:30:592
3756304993532,2cyclictest0-21swapper/207:23:582
3756304993531,2cyclictest0-21swapper/211:31:592
375630499350,1cyclictest0-21swapper/211:04:552
375630499350,1cyclictest0-21swapper/208:08:592
3756307993432,1cyclictest0-21swapper/309:25:593
3756307993432,1cyclictest0-21swapper/307:29:593
3756304993431,2cyclictest0-21swapper/212:16:592
3756304993430,2cyclictest0-21swapper/212:12:592
3756303993428,4cyclictest3788354-21systemd-run08:50:001
3756303993427,5cyclictest3828877-21kworker/u8:2+events_unbound10:59:591
4577091330,3ptp4l441ktimers/309:10:593
3756307993331,1cyclictest0-21swapper/312:34:593
3756307993331,1cyclictest0-21swapper/311:55:583
3756307993331,1cyclictest0-21swapper/311:41:593
3756307993331,1cyclictest0-21swapper/310:18:593
3756307993331,1cyclictest0-21swapper/310:02:593
3756307993331,1cyclictest0-21swapper/309:32:593
3756307993331,1cyclictest0-21swapper/308:00:593
3756304993331,1cyclictest0-21swapper/208:29:592
3756304993330,2cyclictest0-21swapper/210:29:562
3756304993330,2cyclictest0-21swapper/208:32:592
3756299993328,4cyclictest3824104-21kworker/u8:0+events_unbound10:49:160
3756299993328,4cyclictest3802884-21kworker/u8:3+flush-179:009:50:020
231999330,16rtkit-daemon3203871-21ntpd07:06:080
3756307993230,1cyclictest0-21swapper/307:40:593
3756307993229,2cyclictest0-21swapper/307:24:593
3756307993227,4cyclictest3848008-21turbostat11:54:593
375630499320,30cyclictest0-21swapper/207:58:002
375630399321,29cyclictest0-21swapper/108:25:131
375630399320,31cyclictest3825739-21grep10:45:001
3756307993129,1cyclictest0-21swapper/309:57:003
3756304993129,1cyclictest0-21swapper/210:05:002
3756304993128,2cyclictest0-21swapper/208:59:592
3756303993127,3cyclictest3838507-21kworker/u8:1+flush-179:012:05:051
4577091300,7ptp4l441ktimers/309:20:003
3756307993028,1cyclictest0-21swapper/312:08:003
3756307993028,1cyclictest0-21swapper/311:30:133
3756307993028,1cyclictest0-21swapper/308:50:593
3756307993028,1cyclictest0-21swapper/308:29:563
3756307993028,1cyclictest0-21swapper/308:18:583
3756307993027,2cyclictest0-21swapper/308:22:593
3756307993024,5cyclictest3859428-21turbostat12:30:003
3756307993024,5cyclictest3859428-21turbostat12:29:593
3756304993027,2cyclictest0-21swapper/211:46:582
3756304993027,2cyclictest0-21swapper/211:41:582
3756304993027,2cyclictest0-21swapper/210:15:132
3756304993027,2cyclictest0-21swapper/208:50:132
3756304993027,2cyclictest0-21swapper/208:20:592
3756304993027,2cyclictest0-21swapper/207:10:132
375630499300,28cyclictest0-21swapper/211:15:142
375630499300,28cyclictest0-21swapper/211:15:142
375630499300,28cyclictest0-21swapper/208:35:122
4577091290,7ptp4l441ktimers/310:10:013
4577091290,6ptp4l441ktimers/310:30:013
4577091290,5ptp4l441ktimers/310:44:563
3756307992927,1cyclictest0-21swapper/310:55:143
375630799290,28cyclictest0-21swapper/310:25:113
375630799290,27cyclictest0-21swapper/312:20:143
375630799290,27cyclictest0-21swapper/307:45:123
3756304992926,2cyclictest0-21swapper/209:40:142
3756304992926,2cyclictest0-21swapper/207:50:112
375630499290,27cyclictest0-21swapper/211:05:132
375630499290,27cyclictest0-21swapper/210:30:132
375630499290,27cyclictest0-21swapper/208:00:132
375630499290,27cyclictest0-21swapper/207:35:132
375630499290,27cyclictest0-21swapper/207:15:152
4577091280,7ptp4l61490irq/134-eno1-TxRx-010:40:013
4577091280,7ptp4l441ktimers/307:55:003
4577091280,6ptp4l441ktimers/310:50:003
4577091280,6ptp4l441ktimers/309:45:013
3756307992825,2cyclictest0-21swapper/309:55:013
3756307992825,2cyclictest0-21swapper/308:30:133
3756307992823,4cyclictest3791526-21turbostat09:00:003
375630799280,2cyclictest0-21swapper/307:30:133
375630799280,26cyclictest0-21swapper/309:35:023
3756304992825,2cyclictest0-21swapper/212:10:002
375630499280,2cyclictest0-21swapper/211:20:132
375630499280,26cyclictest0-21swapper/211:13:582
375630499280,26cyclictest0-21swapper/209:00:132
375630499280,26cyclictest0-21swapper/207:25:032
3756303992823,3cyclictest3833712-21sh11:10:011
4577091270,6ptp4l441ktimers/309:49:553
4577091270,6ptp4l441ktimers/309:25:003
4577091270,6ptp4l441ktimers/307:39:553
4577091270,6ptp4l441ktimers/307:14:573
3756307992725,1cyclictest0-21swapper/311:23:593
375630799270,26cyclictest0-21swapper/310:10:153
3756304992724,2cyclictest0-21swapper/209:33:592
375630499270,26cyclictest0-21swapper/211:29:582
4577091260,5ptp4l441ktimers/311:50:003
4577091260,5ptp4l441ktimers/311:40:003
4577091260,5ptp4l441ktimers/310:24:563
3756307992624,1cyclictest0-21swapper/308:45:133
3756307992620,5cyclictest3832096-21turbostat11:04:593
375630799260,25cyclictest0-21swapper/310:54:003
3756304992623,2cyclictest0-21swapper/212:33:592
3756304992623,2cyclictest0-21swapper/207:46:592
3756304992622,2cyclictest0-21swapper/210:10:152
375630499260,2cyclictest0-21swapper/211:55:592
375630499260,2cyclictest0-21swapper/209:37:592
375630499260,2cyclictest0-21swapper/208:12:002
375630499260,24cyclictest0-21swapper/209:51:592
375630499260,24cyclictest0-21swapper/208:43:592
375630499260,24cyclictest0-21swapper/208:43:592
4577091250,5ptp4l441ktimers/311:29:553
3756307992523,1cyclictest0-21swapper/307:16:233
375630499250,2cyclictest0-21swapper/209:13:592
4577091240,4ptp4l61490irq/134-eno1-TxRx-012:14:553
4577091240,4ptp4l61490irq/134-eno1-TxRx-007:59:553
4577091240,4ptp4l441ktimers/308:39:553
3756304992421,2cyclictest0-21swapper/210:05:132
3756304992219,1cyclictest0-21swapper/209:24:592
3756304992118,2cyclictest0-21swapper/212:00:582
3756304992118,2cyclictest0-21swapper/208:15:592
3756304991714,2cyclictest0-21swapper/211:53:002
3756304991412,1cyclictest3788322-21turbostat08:50:002
3756304991412,1cyclictest0-21swapper/212:30:002
3756304991412,1cyclictest0-21swapper/212:30:002
37563049996,2cyclictest0-21swapper/207:44:162
37563049930,2cyclictest0-21swapper/207:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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