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2026-01-29 - 12:04
[ 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 29, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
373123899129118,8cyclictest266-21systemd-journal00:00:010
373123899129118,8cyclictest266-21systemd-journal00:00:010
3731239999283,6cyclictest3799086-21kworker/u8:2+events_unbound23:25:001
3731239999186,3cyclictest3803266-21kworker/u8:0+flush-179:022:55:021
3731239999082,6cyclictest3835953-21latency_hist00:35:011
3731239998779,5cyclictest3781319-21kworker/u8:2+flush-179:022:05:001
3731239998777,7cyclictest3818380-21/usr/sbin/munin23:40:231
3731239998677,6cyclictest3781319-21kworker/u8:2+flush-179:022:00:011
3731239998575,7cyclictest266-21systemd-journal00:04:001
3731239998276,4cyclictest3776239-21kworker/u8:3+events_unbound21:35:241
3731239998274,5cyclictest3734284-21kworker/u8:2+flush-179:019:55:011
3731239998270,5cyclictest3831230-21kworker/u8:0+events_unbound00:25:011
3731239998174,5cyclictest3768285-21kworker/u8:0+flush-179:021:10:011
3731239997772,4cyclictest3831230-21kworker/u8:0+events_unbound00:35:241
3731239997667,7cyclictest3799086-21kworker/u8:2+flush-179:022:50:001
3731238997665,8cyclictest3827974-21/usr/sbin/munin00:10:220
3731239997568,5cyclictest3812014-21kworker/u8:1+events_unbound23:35:231
3731239997566,7cyclictest3781319-21kworker/u8:2+flush-179:022:20:011
3731239997565,6cyclictest3768285-21kworker/u8:0+flush-179:021:15:201
3731239997465,6cyclictest3760347-21latency_hist20:40:001
3731239997460,10cyclictest3776254-21apt-get21:30:001
3731238997467,5cyclictest3739088-21apt-get19:32:240
3731239997064,4cyclictest3776239-21kworker/u8:3+flush-179:021:35:001
3731239997063,4cyclictest3795893-21kworker/u8:3+flush-179:022:35:171
373123999700,2cyclictest271rcuc/100:27:591
3731239996960,7cyclictest266-21systemd-journal19:15:001
3731238996954,11cyclictest3753707-21apt-get20:20:010
3731239996862,4cyclictest3803266-21kworker/u8:0+events_unbound23:10:261
3731239996860,4cyclictest3803266-21kworker/u8:0+events_unbound22:55:261
3731238996860,5cyclictest266-21systemd-journal23:05:010
3731239996760,5cyclictest3773112-21kworker/u8:1+flush-179:021:50:221
3731239996661,4cyclictest3737485-21kworker/u8:0+flush-179:019:30:241
3731239996660,4cyclictest3765090-21kworker/u8:1+events_unbound20:55:221
3731239996459,4cyclictest3776239-21kworker/u8:3+flush-179:021:40:261
3731239996457,5cyclictest3750577-21kworker/u8:3+flush-179:020:30:001
3731239996457,5cyclictest3740710-21kworker/u8:1+flush-179:020:20:001
3731239996456,6cyclictest3740710-21kworker/u8:1+events_unbound20:45:221
3731239996449,13cyclictest3729337-21kworker/u8:4+flush-179:019:25:001
3731243996361,1cyclictest0-21swapper/221:09:592
3731239996357,4cyclictest3787628-21kworker/u8:1+events_unbound22:25:231
3731239996353,8cyclictest3740710-21kworker/u8:1+flush-179:020:40:221
3731239996353,8cyclictest266-21systemd-journal22:10:001
3731238996358,3cyclictest3776239-21kworker/u8:3+flush-179:021:40:270
3731238996352,7cyclictest3789234-21latency_hist22:10:010
4577091620,27ptp4l441ktimers/319:10:013
3731239996257,3cyclictest3734284-21kworker/u8:2+flush-179:019:30:011
3731239996254,6cyclictest3816519-21kworker/u8:2+flush-179:000:00:001
3731239996254,6cyclictest3816519-21kworker/u8:2+flush-179:000:00:001
3731239996250,9cyclictest266-21systemd-journal20:10:251
3731238996235,18cyclictest3799039-21turbostat22:44:560
3731243996158,2cyclictest0-21swapper/200:27:592
3731239996153,5cyclictest3781264-21kworker/u8:0+flush-179:021:45:151
3731239996151,4cyclictest3819707-21kworker/u8:0+events_unbound23:45:241
3731238996156,3cyclictest3816572-21kworker/u8:3+flush-179:023:55:000
3731238996154,5cyclictest3763755-21/usr/sbin/munin20:50:220
3731239996054,5cyclictest3737485-21kworker/u8:0+flush-179:019:55:211
3731239996054,4cyclictest3750577-21kworker/u8:3+events_unbound20:20:021
3731239995954,3cyclictest3816519-21kworker/u8:2+events_unbound23:50:181
3731238995955,2cyclictest714-21Xorg20:56:000
3731239995851,5cyclictest3781319-21kworker/u8:2+flush-179:022:20:151
3731238995849,7cyclictest3816519-21kworker/u8:2+flush-179:000:40:000
3731238995750,5cyclictest1-21systemd19:45:000
3731239995651,4cyclictest3737485-21kworker/u8:0+flush-179:019:44:541
3731239995649,5cyclictest3795893-21kworker/u8:3+events_unbound22:40:241
3731239995648,6cyclictest3768285-21kworker/u8:0+flush-179:021:10:191
3731238995649,5cyclictest3776254-21apt-get21:30:030
3731239995550,4cyclictest3734284-21kworker/u8:2+flush-179:020:00:241
3731239995549,4cyclictest3814020-21kworker/u8:0+flush-179:023:30:191
3731239995546,6cyclictest3740710-21kworker/u8:1+events_unbound19:45:131
3731238995547,5cyclictest3816572-21kworker/u8:3+events_unbound23:50:000
3731238995545,7cyclictest3795893-21kworker/u8:3+flush-179:022:40:000
3731239995449,4cyclictest3768285-21kworker/u8:0+flush-179:021:05:011
3731239995447,5cyclictest3803266-21kworker/u8:0+flush-179:023:05:201
3731238995444,8cyclictest3786317-21apt-get22:00:120
3731245995347,4cyclictest3769899-21turbostat21:10:013
3731239995347,4cyclictest3768285-21kworker/u8:0+flush-179:021:20:191
3731239995346,4cyclictest3734284-21kworker/u8:2+flush-179:020:05:151
3731239995247,4cyclictest3821349-21kworker/u8:1+events_unbound00:15:221
3731239995235,15cyclictest3734284-21kworker/u8:2+flush-179:019:19:551
3731238995242,8cyclictest3773332-21apt-get21:20:110
3731245995149,1cyclictest0-21swapper/320:56:593
3731239995143,5cyclictest3814948-21latency_hist23:30:021
3731238995144,5cyclictest3799086-21kworker/u8:2+events_unbound23:00:000
3731238995043,5cyclictest3757133-21kworker/u8:0+flush-179:020:45:000
3731238995043,4cyclictest3731142-21kworker/u8:0+events_unbound19:15:230
3731238995042,5cyclictest3812014-21kworker/u8:1+flush-179:023:40:000
3731239994944,4cyclictest3740710-21kworker/u8:1+events_unbound20:30:191
3731239994936,9cyclictest3795893-21kworker/u8:3+flush-179:022:35:001
3731238994939,8cyclictest3768285-21kworker/u8:0+events_unbound21:15:010
3731245994846,1cyclictest0-21swapper/322:06:003
3731239994844,3cyclictest3803266-21kworker/u8:0+events_unbound23:00:241
3731238994842,4cyclictest3821349-21kworker/u8:1+events_unbound00:05:010
3731238994842,4cyclictest3781319-21kworker/u8:2+flush-179:022:15:240
3731238994825,21cyclictest266-21systemd-journal20:29:550
373124599470,45cyclictest3742341-21turbostat19:45:003
3731238994744,2cyclictest3740710-21kworker/u8:1+flush-179:020:45:260
3731238994737,8cyclictest3744407-21/usr/sbin/munin19:50:220
3731238994737,7cyclictest510-21rs:main0
3731238994737,7cyclictest266-21systemd-journal20:20:560
3731238994729,17cyclictest3772428-21needreboot21:15:180
373123899471,44cyclictest3811769-21grep23:20:010
373123899471,44cyclictest3811769-21grep23:20:000
373123899471,44cyclictest3758759-21dump-pmu-power20:35:000
373123899471,43cyclictest3819748-21awk23:45:000
3731239994641,4cyclictest3787628-21kworker/u8:1+flush-179:022:10:241
3731239994641,4cyclictest3734284-21kworker/u8:2+flush-179:019:35:251
3731238994634,7cyclictest3821349-21kworker/u8:1+flush-179:000:05:140
3731238994634,7cyclictest3821349-21kworker/u8:1+flush-179:000:05:140
3731238994623,8cyclictest266-21systemd-journal23:35:010
3731245994543,1cyclictest0-21swapper/321:16:583
3731238994525,1cyclictest0-21swapper/019:55:140
3731238994439,4cyclictest3832792-21munin-run00:25:000
3731238994439,4cyclictest0-21swapper/022:10:000
3731238994426,16cyclictest0-21swapper/021:45:110
3731238994422,20cyclictest3835712-21timerandwakeup00:30:240
373124399430,2cyclictest0-21swapper/222:41:582
3731239994337,4cyclictest3821349-21kworker/u8:1+flush-179:000:05:251
3731239994337,4cyclictest3821349-21kworker/u8:1+flush-179:000:05:251
3731238994334,6cyclictest3768285-21kworker/u8:0+flush-179:021:30:010
3731238994332,9cyclictest3749488-21diskstats20:05:150
3731238994327,14cyclictest0-21swapper/021:35:120
3731238994322,6cyclictest3794510-21/usr/sbin/munin22:25:160
3731238994235,5cyclictest3803266-21kworker/u8:0+flush-179:023:10:230
3731238994234,5cyclictest3784491-21kworker/u8:3+flush-179:022:00:010
3731238994225,2cyclictest3829840-21apt-get00:15:110
373124599410,40cyclictest0-21swapper/322:36:593
3731239994136,4cyclictest3799086-21kworker/u8:2+events_unbound23:15:151
3731239994136,4cyclictest3799086-21kworker/u8:2+events_unbound23:15:151
3731238994136,3cyclictest3808586-21munin-run23:10:000
3731238994135,4cyclictest3740723-21cron19:40:000
3731238994124,3cyclictest3732440-21timerandwakeup19:10:250
373123899411,38cyclictest3797457-21basename22:34:590
373123899410,26cyclictest714-21Xorg21:03:580
373124599400,38cyclictest3760336-21turbostat20:40:013
3731239994033,5cyclictest3816519-21kworker/u8:2+events_unbound00:10:141
3731238994033,5cyclictest3769883-21latency_hist21:10:020
3731238994021,3cyclictest0-21swapper/019:30:010
3731245993934,4cyclictest3794289-21turbostat22:25:013
3731245993933,5cyclictest3813372-21turbostat23:25:003
373124399390,37cyclictest0-21swapper/222:25:002
3731238993935,3cyclictest3794311-21systemd-run22:25:010
3731238993934,4cyclictest3812014-21kworker/u8:1+events_unbound23:25:240
373123899391,37cyclictest714-21Xorg20:40:000
373124399380,36cyclictest0-21swapper/223:22:592
373124399380,36cyclictest0-21swapper/221:38:002
3731238993835,2cyclictest0-21swapper/020:03:590
3731238993833,4cyclictest3773112-21kworker/u8:1+flush-179:021:50:140
3731238993826,9cyclictest266-21systemd-journal22:55:000
3731245993730,5cyclictest3829338-21turbostat00:15:003
3731243993734,2cyclictest0-21swapper/223:02:592
3731239993730,4cyclictest3757133-21kworker/u8:0+events_unbound20:50:131
3731238993735,1cyclictest0-21swapper/019:20:590
3731245993634,1cyclictest0-21swapper/323:37:583
373124599360,35cyclictest0-21swapper/323:54:003
373124599360,35cyclictest0-21swapper/321:53:593
373124599360,35cyclictest0-21swapper/320:44:583
3731243993633,2cyclictest0-21swapper/223:25:592
3731243993633,2cyclictest0-21swapper/200:16:592
373124399360,1cyclictest0-21swapper/221:44:552
3731245993533,1cyclictest0-21swapper/321:11:003
3731245993533,1cyclictest0-21swapper/319:34:563
373124599350,34cyclictest0-21swapper/322:53:583
373124599350,34cyclictest0-21swapper/319:18:593
373124599350,1cyclictest0-21swapper/322:14:543
3731238993524,9cyclictest3743920-21apt-get19:49:590
3731245993432,1cyclictest0-21swapper/300:03:593
3731245993428,4cyclictest3827746-21turbostat00:10:003
3731245993428,4cyclictest3827746-21turbostat00:10:003
3731243993432,1cyclictest0-21swapper/200:24:592
3731243993431,2cyclictest0-21swapper/219:43:002
3731238993426,6cyclictest3799086-21kworker/u8:2+flush-179:023:20:140
3731245993331,1cyclictest0-21swapper/320:24:563
3731243993330,2cyclictest0-21swapper/222:50:592
3731243993330,2cyclictest0-21swapper/200:36:592
3731238993328,4cyclictest3749729-21kworker/u8:0+flush-179:020:10:230
3731245993230,1cyclictest0-21swapper/323:43:593
3731243993229,2cyclictest0-21swapper/220:14:542
3731243993229,2cyclictest0-21swapper/219:38:592
3731238993228,3cyclictest714-21Xorg22:46:590
3731245993126,4cyclictest3805406-21turbostat22:59:593
3731245993027,2cyclictest0-21swapper/320:30:123
3731243993027,2cyclictest0-21swapper/222:01:592
3731243993027,2cyclictest0-21swapper/221:51:002
3731243993027,2cyclictest0-21swapper/221:16:592
3731243993027,2cyclictest0-21swapper/219:24:552
373124399300,27cyclictest0-21swapper/219:33:592
373124599290,27cyclictest0-21swapper/323:05:133
373124599290,27cyclictest0-21swapper/320:05:133
373124599290,1cyclictest0-21swapper/319:10:133
3731243992926,2cyclictest0-21swapper/222:45:132
3731243992926,2cyclictest0-21swapper/220:50:112
3731243992926,2cyclictest0-21swapper/200:10:122
373124399290,28cyclictest0-21swapper/219:45:122
373124399290,27cyclictest0-21swapper/223:30:122
373124399290,27cyclictest0-21swapper/222:55:162
373124399290,27cyclictest0-21swapper/221:55:132
373124399290,27cyclictest0-21swapper/219:50:022
373124399290,22cyclictest0-21swapper/221:30:022
373124399290,1cyclictest0-21swapper/222:10:032
4577091280,6ptp4l441ktimers/323:50:003
4577091280,6ptp4l441ktimers/321:40:003
4577091280,4ptp4l441ktimers/319:55:023
4577091280,3ptp4l441ktimers/323:04:563
3731245992825,2cyclictest0-21swapper/319:25:133
373124599280,2cyclictest0-21swapper/320:45:133
373124599280,2cyclictest0-21swapper/319:50:033
373124599280,2cyclictest0-21swapper/300:20:133
373124599280,27cyclictest0-21swapper/322:25:143
373124599280,27cyclictest0-21swapper/300:25:133
373124599280,26cyclictest0-21swapper/323:55:133
373124599280,26cyclictest0-21swapper/323:55:133
373124599280,26cyclictest0-21swapper/320:15:143
373124599280,21cyclictest0-21swapper/319:20:133
373124599280,1cyclictest0-21swapper/300:15:023
3731243992825,2cyclictest0-21swapper/223:10:132
3731243992825,2cyclictest0-21swapper/223:07:592
3731243992825,2cyclictest0-21swapper/220:03:592
373124399280,2cyclictest0-21swapper/223:35:122
373124399280,27cyclictest0-21swapper/221:20:122
373124399280,27cyclictest0-21swapper/221:10:122
373124399280,26cyclictest0-21swapper/223:56:002
373124399280,26cyclictest0-21swapper/223:55:592
373124399280,26cyclictest0-21swapper/223:46:592
373124399280,26cyclictest0-21swapper/220:30:002
373124399280,26cyclictest0-21swapper/200:31:592
4577091270,6ptp4l441ktimers/321:05:003
4577091270,6ptp4l441ktimers/320:15:013
3731245992725,1cyclictest0-21swapper/323:33:003
3731245992725,1cyclictest0-21swapper/323:10:593
373124599270,26cyclictest0-21swapper/300:30:133
373124599270,1cyclictest0-21swapper/323:25:133
3731243992725,1cyclictest0-21swapper/219:55:142
3731243992724,2cyclictest0-21swapper/219:18:582
4577091260,5ptp4l441ktimers/322:05:013
3731243992623,2cyclictest0-21swapper/222:08:592
3731243992623,2cyclictest0-21swapper/219:26:592
373124399260,2cyclictest0-21swapper/220:20:052
373124399260,24cyclictest0-21swapper/223:42:592
373124399260,24cyclictest0-21swapper/222:39:582
373124399260,24cyclictest0-21swapper/222:34:562
373124399260,24cyclictest0-21swapper/221:49:542
373124399260,24cyclictest0-21swapper/220:38:002
373124399260,24cyclictest0-21swapper/220:10:002
373124399260,24cyclictest0-21swapper/219:10:222
4577091250,5ptp4l441ktimers/322:34:563
4577091250,3ptp4l441ktimers/321:59:553
3731245992523,1cyclictest0-21swapper/300:39:593
373124599250,19cyclictest0-21swapper/321:41:593
3731243992522,2cyclictest0-21swapper/220:43:592
373124399250,2cyclictest0-21swapper/221:25:582
4577091240,4ptp4l441ktimers/323:20:003
4577091240,4ptp4l441ktimers/323:20:003
4577091240,3ptp4l61490irq/134-eno1-TxRx-021:25:003
4577091240,3ptp4l441ktimers/322:44:563
4577091240,3ptp4l441ktimers/320:55:013
4577091240,3ptp4l441ktimers/320:05:013
3731245992422,1cyclictest0-21swapper/322:47:593
3731245992422,1cyclictest0-21swapper/322:19:553
373124599240,23cyclictest0-21swapper/320:28:583
3731243992422,1cyclictest0-21swapper/223:51:582
3731243992422,1cyclictest0-21swapper/223:15:132
3731243992422,1cyclictest0-21swapper/223:15:132
3731243992422,1cyclictest0-21swapper/220:49:592
3731243992421,2cyclictest0-21swapper/220:57:592
3731243992421,2cyclictest0-21swapper/220:33:582
4577091230,3ptp4l61490irq/134-eno1-TxRx-021:50:013
4577091230,3ptp4l61490irq/134-eno1-TxRx-019:49:543
4577091230,3ptp4l441ktimers/321:35:013
4577091230,3ptp4l441ktimers/321:30:013
3731243992321,1cyclictest0-21swapper/222:30:012
3731245992220,1cyclictest0-21swapper/319:37:593
3731243992219,2cyclictest0-21swapper/200:02:592
231999220,11rtkit-daemon3729739-21find19:05:031
3731243992118,2cyclictest0-21swapper/222:17:592
3731238992117,3cyclictest0-21swapper/019:10:020
3731243992017,2cyclictest0-21swapper/220:16:592
3731243991916,2cyclictest0-21swapper/200:07:592
3731243991916,2cyclictest0-21swapper/200:07:592
3731243991815,2cyclictest0-21swapper/221:00:132
37312439930,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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