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2026-01-15 - 19:23
[ 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 Thu Jan 15, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36561809910797,8cyclictest3727753-21latency_hist10:50:010
3656184999282,7cyclictest3753488-21latency_hist12:10:021
3656180999282,7cyclictest3732539-21latency_hist11:05:010
3656180999080,7cyclictest3712652-21latency_hist10:05:020
3656180999077,9cyclictest266-21systemd-journal09:15:010
3656180998780,5cyclictest3720460-21kworker/u8:1+events_unbound10:40:240
3656180998777,8cyclictest3742319-21/usr/sbin/munin11:35:220
3656180998680,5cyclictest3651580-21kworker/u8:0+events_unbound07:20:240
3656180998678,5cyclictest3662485-21kworker/u8:3+flush-179:007:45:000
3656180998479,4cyclictest3643168-21kworker/u8:2+flush-179:007:50:230
3656180998476,5cyclictest3673589-21kworker/u8:2+flush-179:008:25:190
3656180998476,5cyclictest3673589-21kworker/u8:2+flush-179:008:25:190
3656180998474,7cyclictest3673614-21latency_hist08:05:000
3656184998272,7cyclictest3711054-21latency_hist10:00:011
3656184998270,9cyclictest3719539-21latency_hist10:25:021
3656184998269,10cyclictest266-21systemd-journal08:00:011
3656184998171,7cyclictest3673589-21kworker/u8:2+flush-179:008:15:261
3656180998173,6cyclictest3712701-21kworker/u8:3+flush-179:010:05:030
3656180997870,5cyclictest3670399-21kworker/u8:0+flush-179:008:15:200
3656184997767,8cyclictest510-21rs:main1
3656184997760,15cyclictest3670399-21kworker/u8:0+flush-179:008:40:001
3656180997771,4cyclictest3743724-21kworker/u8:2+events_unbound11:45:220
3656180997767,7cyclictest3701242-21latency_hist09:30:010
3656184997666,7cyclictest3729338-21latency_hist10:55:021
3656180997672,3cyclictest3737277-21kworker/u8:1+flush-179:012:00:010
3656180997671,4cyclictest3662485-21kworker/u8:3+events_unbound07:30:230
3656180997667,6cyclictest3690039-21latency_hist08:55:010
3656180997667,6cyclictest3690039-21latency_hist08:55:010
3656180997666,8cyclictest3751884-21kworker/u8:0+flush-179:012:10:250
3656180997571,3cyclictest3667273-21kworker/u8:1+flush-179:007:50:010
3656180997570,4cyclictest3748686-21kworker/u8:2+flush-179:012:30:000
3656180997569,4cyclictest3670399-21kworker/u8:0+events_unbound07:55:230
3656180997567,5cyclictest3687274-21kworker/u8:0+flush-179:008:45:210
3656180997567,5cyclictest3687274-21kworker/u8:0+flush-179:008:45:210
3656180997469,4cyclictest3739951-21kworker/u8:2+events_unbound11:25:230
3656180997467,5cyclictest3708656-21kworker/u8:0+events_unbound10:15:240
3656180997467,5cyclictest3654583-21kworker/u8:1+flush-179:007:10:230
3656180997363,7cyclictest3716343-21latency_hist10:15:000
3656180997361,10cyclictest3722978-21/usr/sbin/munin10:35:000
3656184997164,5cyclictest3673589-21kworker/u8:2+flush-179:008:15:001
3656180997167,3cyclictest191rcuc/009:05:000
3656180997162,7cyclictest3665650-21latency_hist07:40:010
3656180997064,4cyclictest3691657-21kworker/u8:2+flush-179:009:40:200
3656180997057,5cyclictest3643168-21kworker/u8:2+flush-179:007:15:200
3656180996963,4cyclictest3691657-21kworker/u8:2+events_unbound10:20:140
3656180996962,5cyclictest3670399-21kworker/u8:0+flush-179:008:10:000
3656184996742,22cyclictest3706026-21latency_hist09:45:011
3656180996762,4cyclictest3688172-21kworker/u8:1+events_unbound09:05:250
3656180996760,5cyclictest3708656-21kworker/u8:0+events_unbound09:55:020
3656180996760,5cyclictest3682491-21kworker/u8:1+events_unbound08:30:240
3656180996760,5cyclictest3680125-21kworker/u8:3+flush-179:008:40:000
3656180996759,6cyclictest3732510-21kworker/u8:2+flush-179:011:05:150
3656180996659,6cyclictest3691657-21kworker/u8:2+events_unbound10:25:030
3656180996659,5cyclictest3720460-21kworker/u8:1+events_unbound10:35:140
3656180996658,5cyclictest3737277-21kworker/u8:1+events_unbound12:00:130
3656180996657,6cyclictest3761420-21kworker/u8:1+events_unbound12:35:140
3656184996556,6cyclictest3673589-21kworker/u8:2+flush-179:008:30:001
3656184996556,6cyclictest3673589-21kworker/u8:2+flush-179:008:30:001
3656184996526,23cyclictest3675197-21latency_hist08:10:011
3656184996454,8cyclictest3659267-21latency_hist07:20:011
3656184996356,5cyclictest3688204-21apt-get08:50:031
3656184996356,5cyclictest3688204-21apt-get08:50:031
3656180996358,4cyclictest3698105-21kworker/u8:3+events_unbound09:30:250
3656180996357,4cyclictest3691657-21kworker/u8:2+flush-179:009:15:210
3656180996255,5cyclictest3732531-21kworker/u8:3+events_unbound11:10:230
3656184996155,4cyclictest714-21Xorg11:01:591
3656180996155,5cyclictest3643168-21kworker/u8:2+flush-179:007:30:020
3656180996153,6cyclictest3737277-21kworker/u8:1+flush-179:011:20:210
3656184996053,5cyclictest3667244-21latency_hist07:45:011
3656184996051,7cyclictest3735708-21latency_hist11:15:021
3656180996050,8cyclictest3691657-21kworker/u8:2+flush-179:009:40:010
3656180996050,8cyclictest3691657-21kworker/u8:2+flush-179:009:40:000
3656186995956,2cyclictest0-21swapper/211:10:582
3656184995849,8cyclictest3696413-21apt-get09:13:001
3656184995844,11cyclictest3679991-21apt-get08:25:001
3656180995843,6cyclictest3737277-21kworker/u8:1+events_unbound11:40:140
3656184995750,5cyclictest3720460-21kworker/u8:1+flush-179:011:00:011
3656184995747,7cyclictest3709196-21latency_hist09:55:011
3656184995649,6cyclictest3751884-21kworker/u8:0+events_unbound12:15:231
3656180995650,4cyclictest3727730-21kworker/u8:0+events_unbound11:30:130
3656184995546,7cyclictest3750569-21apt-get12:00:101
3656184995545,8cyclictest3657658-21latency_hist07:15:011
3656180995551,3cyclictest3708656-21kworker/u8:0+events_unbound09:50:230
3656180995550,3cyclictest3678934-21diskstats08:20:150
3656180995547,7cyclictest3685020-21kworker/u8:2+events_unbound08:40:250
3656186995451,2cyclictest0-21swapper/211:29:002
3656184995433,19cyclictest3738908-21latency_hist11:25:001
3656184995339,11cyclictest266-21systemd-journal12:00:001
3656184995239,11cyclictest3724625-21kworker/u8:2+flush-179:010:45:141
3656180995245,5cyclictest3748686-21kworker/u8:2+events_unbound12:20:190
3656184995143,6cyclictest3656047-21latency_hist07:10:021
3656184995141,8cyclictest3708656-21kworker/u8:0+flush-179:010:20:011
3656180995146,4cyclictest3751884-21kworker/u8:0+flush-179:012:15:200
3656180995146,4cyclictest3670399-21kworker/u8:0+events_unbound08:10:160
3656180995142,7cyclictest3735963-21apt-get11:15:110
3656184995044,5cyclictest3727730-21kworker/u8:0+events_unbound11:40:241
3656184995032,16cyclictest714-21Xorg11:29:001
3656180995045,4cyclictest3727730-21kworker/u8:0+events_unbound10:55:250
3656180995042,6cyclictest3706280-21apt-get09:45:110
365618499490,32cyclictest3714507-21apt-get10:10:031
3656180994944,4cyclictest3720460-21kworker/u8:1+flush-179:010:50:230
3656184994840,6cyclictest3724581-21latency_hist10:40:011
3656184994839,6cyclictest3755075-21latency_hist12:15:001
3656184994742,4cyclictest3691657-21kworker/u8:2+flush-179:009:20:221
3656184994739,6cyclictest3748707-21latency_hist11:55:011
3656184994724,21cyclictest0-21swapper/109:45:111
3656180994743,3cyclictest3751884-21kworker/u8:0+events_unbound12:05:220
4577091460,12ptp4l61490irq/134-eno1-TxRx-007:09:553
365618499460,43cyclictest0-21swapper/110:05:111
3656180994640,5cyclictest3751884-21kworker/u8:0+events_unbound12:30:570
3656180994640,5cyclictest3751884-21kworker/u8:0+events_unbound12:30:560
3656184994538,5cyclictest266-21systemd-journal10:30:401
365618499451,42cyclictest714-21Xorg10:41:581
3656184994435,7cyclictest3691657-21kworker/u8:2+flush-179:010:00:211
3656180994439,4cyclictest3688172-21kworker/u8:1+flush-179:008:55:220
3656184994326,16cyclictest3687699-21phc2sys08:45:221
3656184994326,16cyclictest3687699-21phc2sys08:45:221
3656184994324,17cyclictest3701245-21munin-run09:30:001
3656184994320,21cyclictest3664916-21missed_timers07:35:171
3656184994237,4cyclictest3667273-21kworker/u8:1+flush-179:007:45:141
3656180994236,4cyclictest3737277-21kworker/u8:1+flush-179:011:50:210
365618699410,37cyclictest0-21swapper/212:07:582
365618499411,1cyclictest3669084-21apt-get07:50:121
3656184994035,3cyclictest3751884-21kworker/u8:0+flush-179:012:20:251
365618499401,37cyclictest714-21Xorg11:46:001
3656186993935,2cyclictest0-21swapper/210:09:562
365618699390,36cyclictest0-21swapper/207:45:592
3656184993936,2cyclictest0-21swapper/107:23:001
3656184993935,3cyclictest3662477-21systemd-run07:30:011
3656184993926,12cyclictest3740748-21apt-get11:30:131
365618499391,2cyclictest714-21Xorg11:19:591
365618499390,38cyclictest0-21swapper/111:37:581
365618699380,36cyclictest0-21swapper/207:58:592
365618699380,35cyclictest0-21swapper/212:30:002
3656184993835,2cyclictest0-21swapper/108:02:591
3656184993833,4cyclictest3763018-21kworker/u8:2+events_unbound12:40:001
3656180993832,5cyclictest3699667-21idleruntime-cro09:24:590
365618999370,2cyclictest0-21swapper/310:48:593
365618999370,2cyclictest0-21swapper/308:00:593
3656186993734,2cyclictest0-21swapper/210:00:012
3656186993734,2cyclictest0-21swapper/208:14:552
3656186993734,2cyclictest0-21swapper/208:01:592
365618699370,35cyclictest0-21swapper/211:05:002
365618699370,35cyclictest0-21swapper/210:01:582
3656184993732,3cyclictest3688172-21kworker/u8:1+events_unbound09:00:141
365618999360,35cyclictest0-21swapper/309:54:553
365618999360,35cyclictest0-21swapper/308:51:593
365618999360,35cyclictest0-21swapper/308:51:583
365618999360,1cyclictest0-21swapper/312:36:583
3656186993633,2cyclictest0-21swapper/212:13:592
3656186993633,2cyclictest0-21swapper/209:26:582
3656186993633,2cyclictest0-21swapper/209:01:592
3656186993632,2cyclictest0-21swapper/210:38:582
365618699360,34cyclictest0-21swapper/209:54:592
365618699360,1cyclictest0-21swapper/208:20:002
3656189993533,1cyclictest0-21swapper/308:14:593
365618999350,1cyclictest0-21swapper/311:49:543
365618999350,1cyclictest0-21swapper/309:28:593
3656186993532,2cyclictest0-21swapper/212:38:592
3656186993532,2cyclictest0-21swapper/211:48:592
3656186993532,2cyclictest0-21swapper/210:56:582
3656186993532,2cyclictest0-21swapper/210:44:552
3656186993532,2cyclictest0-21swapper/208:34:552
3656186993532,2cyclictest0-21swapper/207:34:552
365618699350,1cyclictest0-21swapper/212:17:592
365618699350,1cyclictest0-21swapper/207:25:592
3656184993533,1cyclictest0-21swapper/112:34:551
3656184993533,1cyclictest0-21swapper/112:34:551
365618499353,10cyclictest2304-21lightdm-gtk-gre08:44:591
3656184993530,4cyclictest3734247-21latency_hist11:10:001
3656184993528,5cyclictest1-21systemd09:40:011
3656184993528,5cyclictest1-21systemd09:40:011
365618499352,29cyclictest3682080-21apt-get08:30:131
3656189993432,1cyclictest0-21swapper/310:50:593
365618699340,1cyclictest0-21swapper/211:44:562
365618499342,4cyclictest3696715-21apt-get09:15:121
3656189993331,1cyclictest0-21swapper/311:28:593
3656189993331,1cyclictest0-21swapper/307:33:593
3656189993330,2cyclictest0-21swapper/307:39:593
365618999330,1cyclictest0-21swapper/307:26:003
3656186993330,2cyclictest0-21swapper/211:56:592
3656186993330,2cyclictest0-21swapper/211:24:592
3656186993330,2cyclictest0-21swapper/210:55:012
3656186993330,2cyclictest0-21swapper/209:17:592
3656186993330,2cyclictest0-21swapper/208:40:002
365618499333,10cyclictest2304-21lightdm-gtk-gre07:31:591
3656184993330,2cyclictest714-21Xorg09:10:001
3656189993230,1cyclictest0-21swapper/309:48:593
3656186993230,1cyclictest0-21swapper/208:30:002
3656186993230,1cyclictest0-21swapper/208:30:002
3656186993229,2cyclictest0-21swapper/209:20:592
3656186993229,2cyclictest0-21swapper/208:25:002
3656186993229,1cyclictest0-21swapper/209:35:012
365618699320,29cyclictest0-21swapper/208:40:122
365618699320,28cyclictest0-21swapper/209:10:122
3656184993224,7cyclictest3702847-21perf09:35:011
365618499321,3cyclictest0-21swapper/112:25:121
3656186993128,2cyclictest0-21swapper/212:04:002
3656186993128,2cyclictest0-21swapper/211:09:562
3656186993128,2cyclictest0-21swapper/208:50:002
3656186993128,2cyclictest0-21swapper/208:50:002
3656186993128,2cyclictest0-21swapper/207:21:592
365618699310,2cyclictest0-21swapper/207:52:592
365618699310,27cyclictest0-21swapper/210:25:022
3656189993028,1cyclictest0-21swapper/308:24:593
365618999300,28cyclictest0-21swapper/310:25:033
365618999300,28cyclictest0-21swapper/310:20:133
365618699300,27cyclictest0-21swapper/212:20:132
365618699300,27cyclictest0-21swapper/210:45:122
365618699300,27cyclictest0-21swapper/208:50:122
365618699300,27cyclictest0-21swapper/208:50:112
3656189992927,1cyclictest0-21swapper/310:30:123
3656189992926,2cyclictest0-21swapper/311:35:123
365618999290,27cyclictest0-21swapper/311:15:133
365618999290,27cyclictest0-21swapper/307:10:133
365618999290,1cyclictest0-21swapper/310:05:043
365618999290,1cyclictest0-21swapper/309:05:133
3656186992925,2cyclictest0-21swapper/211:35:592
3656186992925,2cyclictest0-21swapper/207:18:002
365618699290,27cyclictest0-21swapper/212:30:142
365618699290,27cyclictest0-21swapper/212:30:132
365618699290,27cyclictest0-21swapper/210:18:592
365618699290,27cyclictest0-21swapper/210:10:132
365618699290,26cyclictest0-21swapper/208:55:122
4577091280,7ptp4l441ktimers/309:35:013
4577091280,7ptp4l441ktimers/308:10:013
4577091280,3ptp4l431rcuc/308:44:553
3656189992826,1cyclictest0-21swapper/312:05:583
3656189992826,1cyclictest0-21swapper/307:40:153
365618999280,27cyclictest0-21swapper/311:05:133
365618999280,27cyclictest0-21swapper/309:55:113
365618999280,26cyclictest0-21swapper/312:00:113
365618999280,26cyclictest0-21swapper/311:40:123
365618999280,26cyclictest0-21swapper/311:20:133
365618999280,26cyclictest0-21swapper/310:10:013
365618999280,26cyclictest0-21swapper/309:40:133
365618999280,26cyclictest0-21swapper/309:35:103
365618999280,26cyclictest0-21swapper/309:35:093
365618999280,1cyclictest0-21swapper/312:20:583
365618999280,1cyclictest0-21swapper/308:29:593
365618999280,1cyclictest0-21swapper/308:29:593
3656186992825,2cyclictest0-21swapper/211:30:592
3656186992825,2cyclictest0-21swapper/211:18:592
3656186992825,2cyclictest0-21swapper/208:05:122
3656189992725,1cyclictest0-21swapper/309:19:593
3656189992725,1cyclictest0-21swapper/308:55:593
3656189992725,1cyclictest0-21swapper/308:17:593
365618999270,1cyclictest0-21swapper/309:00:133
365618999270,1cyclictest0-21swapper/307:45:143
365618999270,1cyclictest0-21swapper/307:20:133
3656186992724,2cyclictest0-21swapper/211:51:582
365618699270,2cyclictest0-21swapper/209:09:002
3656184992724,2cyclictest0-21swapper/108:55:121
4577091260,6ptp4l61490irq/134-eno1-TxRx-012:00:023
4577091260,6ptp4l441ktimers/310:05:013
4577091260,5ptp4l441ktimers/310:59:563
3656189992624,1cyclictest0-21swapper/307:59:593
365618999260,24cyclictest0-21swapper/307:15:073
3656186992623,2cyclictest0-21swapper/209:43:582
365618699260,24cyclictest0-21swapper/207:10:152
3656189992523,1cyclictest0-21swapper/311:05:003
3656189992523,1cyclictest0-21swapper/307:51:593
365618999250,24cyclictest0-21swapper/312:26:593
365618999250,24cyclictest0-21swapper/312:17:593
365618999250,24cyclictest0-21swapper/310:36:003
365618999250,1cyclictest0-21swapper/312:32:003
365618999250,1cyclictest0-21swapper/312:31:593
3656186992523,1cyclictest0-21swapper/210:35:002
365618699250,24cyclictest0-21swapper/209:38:002
365618699250,24cyclictest0-21swapper/209:38:002
4577091240,4ptp4l61490irq/134-eno1-TxRx-011:55:003
4577091240,3ptp4l61490irq/134-eno1-TxRx-010:45:013
4577091240,3ptp4l441ktimers/310:20:003
4577091240,3ptp4l441ktimers/309:20:003
4577091240,3ptp4l441ktimers/308:50:013
4577091240,3ptp4l441ktimers/308:50:013
3656189992422,1cyclictest0-21swapper/311:14:593
4577091230,4ptp4l61490irq/134-eno1-TxRx-011:35:003
4577091230,3ptp4l441ktimers/312:14:573
4577091230,3ptp4l441ktimers/309:15:013
4577091230,3ptp4l441ktimers/308:39:553
4577091230,2ptp4l441ktimers/308:34:553
3656186991917,1cyclictest0-21swapper/209:45:122
3656186991612,2cyclictest0-21swapper/210:25:002
3656180991512,2cyclictest0-21swapper/007:10:030
3656186991411,2cyclictest0-21swapper/207:44:552
3656186991210,1cyclictest0-21swapper/207:40:002
36561869940,3cyclictest0-21swapper/207:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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