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2026-01-22 - 18:56
[ 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 22, 2026 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
92078499112104,5cyclictest941674-21kworker/u8:3+flush-179:020:40:010
9207899910894,11cyclictest1024154-21latency_hist00:30:011
920784999790,5cyclictest1012680-21kworker/u8:3+flush-179:000:10:010
920784999082,5cyclictest925462-21kworker/u8:3+events_unbound19:25:000
920784998981,5cyclictest961040-21kworker/u8:3+events_unbound21:20:010
920784998881,4cyclictest917131-21kworker/u8:1+events_unbound19:10:230
920784998778,6cyclictest998150-21kworker/u8:3+flush-179:023:15:210
920784998776,8cyclictest932146-21kworker/u8:1+flush-179:020:10:200
920789998676,7cyclictest990403-21kworker/u8:0+flush-179:023:00:001
920794998555,1cyclictest0-21swapper/321:51:003
920789998575,8cyclictest927308-21/usr/sbin/munin19:30:231
920784998578,4cyclictest928647-21kworker/u8:2+events_unbound19:40:000
920789998476,6cyclictest920676-21latency_hist19:10:021
920784998476,6cyclictest1012680-21kworker/u8:3+flush-179:000:05:000
920789998372,8cyclictest998115-21latency_hist23:10:001
920789997768,6cyclictest982202-21latency_hist22:20:001
920789997768,6cyclictest966034-21latency_hist21:30:011
920789997768,6cyclictest966034-21latency_hist21:30:011
920784997769,6cyclictest985421-21kworker/u8:2+events_unbound22:30:240
920784997769,6cyclictest970859-21kworker/u8:1+flush-179:022:30:000
920784997763,13cyclictest970859-21kworker/u8:1+events_unbound21:55:230
920784997668,6cyclictest941674-21kworker/u8:3+flush-179:020:50:240
920784997668,5cyclictest985421-21kworker/u8:2+events_unbound23:50:170
920789997563,9cyclictest266-21systemd-journal00:20:001
920784997569,5cyclictest1012680-21kworker/u8:3+flush-179:023:59:560
920784997564,9cyclictest992006-21apt-get22:50:110
920784997468,4cyclictest990403-21kworker/u8:0+flush-179:022:55:210
920784997468,4cyclictest970859-21kworker/u8:1+flush-179:021:50:200
920784997467,6cyclictest1004976-21kworker/u8:0+flush-179:023:40:000
920784997464,7cyclictest985421-21kworker/u8:2+events_unbound23:20:020
920789997366,5cyclictest988584-21latency_hist22:40:021
920784997365,6cyclictest941674-21kworker/u8:3+flush-179:020:45:010
920784997364,7cyclictest1017561-21kworker/u8:0+flush-179:000:30:020
920789997257,12cyclictest1025999-21latency_hist00:35:021
920784997266,5cyclictest961040-21kworker/u8:3+events_unbound21:25:010
920784997262,7cyclictest970859-21kworker/u8:1+events_unbound22:15:020
920784997064,4cyclictest985421-21kworker/u8:2+events_unbound23:40:230
920784997063,4cyclictest990403-21kworker/u8:0+flush-179:023:05:140
920784997061,6cyclictest935280-21latency_hist19:55:000
920784996958,4cyclictest985421-21kworker/u8:2+events_unbound23:00:240
920784996956,5cyclictest961040-21kworker/u8:3+events_unbound21:45:000
920789996856,9cyclictest266-21systemd-journal23:10:201
920784996761,5cyclictest985421-21kworker/u8:2+flush-179:022:49:550
920784996761,4cyclictest978999-21kworker/u8:2+events_unbound22:10:200
920784996760,5cyclictest962627-21kworker/u8:4+events_unbound21:25:030
920784996760,5cyclictest962627-21kworker/u8:4+events_unbound21:25:030
920784996760,5cyclictest940030-21kworker/u8:2+flush-179:020:10:010
920784996759,6cyclictest932146-21kworker/u8:1+flush-179:020:25:240
920784996660,4cyclictest970859-21kworker/u8:1+events_unbound22:35:220
920784996659,5cyclictest925462-21kworker/u8:3+events_unbound19:30:000
920784996659,4cyclictest928647-21kworker/u8:2+flush-179:019:35:000
920784996558,5cyclictest956769-21kworker/u8:0+events_unbound21:10:240
920784996557,6cyclictest978761-21latency_hist22:10:020
920789996450,12cyclictest930761-21kworker/u8:0+flush-179:020:15:011
920789996359,2cyclictest974002-21idleruntime-cro21:55:001
920784996357,5cyclictest1017561-21kworker/u8:0+events_unbound00:25:010
920784996355,7cyclictest941674-21kworker/u8:3+flush-179:020:55:150
92078499630,62cyclictest952825-21munin-run20:50:000
92079199620,60cyclictest0-21swapper/221:50:592
920784996253,7cyclictest985421-21kworker/u8:2+flush-179:023:50:000
920789996152,6cyclictest1009519-21latency_hist23:45:011
920784996153,6cyclictest957867-21kworker/u8:1+events_unbound21:09:590
92079499600,58cyclictest0-21swapper/322:38:593
920784996054,4cyclictest961040-21kworker/u8:3+flush-179:021:30:220
920784996054,4cyclictest922525-21kworker/u8:2+flush-179:019:20:000
920789995955,3cyclictest956769-21kworker/u8:0+flush-179:021:10:221
920784995955,3cyclictest1001324-21kworker/u8:1+flush-179:023:25:260
920784995954,4cyclictest941674-21kworker/u8:3+flush-179:020:35:000
920784995953,5cyclictest930761-21kworker/u8:0+flush-179:019:55:200
920784995953,4cyclictest970859-21kworker/u8:1+flush-179:022:40:190
920784995953,4cyclictest970859-21kworker/u8:1+flush-179:022:40:190
920784995951,6cyclictest932146-21kworker/u8:1+flush-179:020:15:250
920784995853,4cyclictest973964-21kworker/u8:2+flush-179:022:00:150
920784995851,6cyclictest940030-21kworker/u8:2+flush-179:020:20:140
920789995749,6cyclictest1011103-21latency_hist23:50:001
920784995751,4cyclictest1017561-21kworker/u8:0+events_unbound00:15:220
920789995650,4cyclictest984058-21apt-get22:25:101
920789995643,10cyclictest980348-21latency_hist22:15:011
920784995649,5cyclictest985421-21kworker/u8:2+events_unbound23:10:130
920789995545,8cyclictest1026494-21kworker/u8:1+events_unbound00:40:001
920784995449,4cyclictest977157-21kworker/u8:0+flush-179:022:24:550
920789995349,2cyclictest714-21Xorg20:58:591
920789995346,5cyclictest957823-21latency_hist21:05:011
920789995346,5cyclictest266-21systemd-journal22:01:461
920789995343,8cyclictest266-21systemd-journal22:55:011
920784995247,4cyclictest985421-21kworker/u8:2+events_unbound23:30:230
920784995247,4cyclictest962627-21kworker/u8:4+flush-179:021:39:550
920784995244,6cyclictest510-21rs:main0
920789995139,9cyclictest510-21rs:main1
920784995144,6cyclictest930761-21kworker/u8:0+flush-179:020:00:200
920784994946,3cyclictest970792-21kworker/u8:0+flush-179:021:50:010
920784994944,4cyclictest928647-21kworker/u8:2+events_unbound19:40:230
4577091490,13ptp4l441ktimers/319:10:013
920784994843,4cyclictest956769-21kworker/u8:0+flush-179:021:00:220
920784994843,4cyclictest928647-21kworker/u8:2+events_unbound19:45:240
920791994743,2cyclictest0-21swapper/220:34:002
920789994743,2cyclictest944840-21munin-run20:24:591
920789994739,6cyclictest266-21systemd-journal21:09:551
920789994638,6cyclictest949853-21/usr/sbin/munin20:40:221
92078999461,42cyclictest1015896-21systemd00:04:001
920789994610,33cyclictest0-21swapper/121:55:121
920789994533,10cyclictest1014350-21munin-run00:00:011
920784994541,2cyclictest714-21Xorg00:27:590
920791994434,8cyclictest0-21swapper/223:29:552
92078999449,7cyclictest0-21swapper/119:10:111
92078999448,33cyclictest0-21swapper/119:25:131
920789994437,5cyclictest925512-21awk19:25:001
920789994433,9cyclictest1003408-21apt-get23:25:131
92078999442,5cyclictest928671-21turbostat19:39:551
920789994338,3cyclictest1001309-21munin-plugin-st23:20:001
92079499420,41cyclictest0-21swapper/320:25:593
920789994232,8cyclictest937142-21apt-get20:00:121
920794994125,14cyclictest1003168-21turbostat23:29:553
920789994137,3cyclictest964201-21munin-run21:25:001
920789994135,5cyclictest969226-21turbostat21:44:561
920789994131,7cyclictest266-21systemd-journal22:44:591
920789994131,7cyclictest266-21systemd-journal22:44:591
92078999411,36cyclictest1020979-21apt-get00:20:131
92079499400,39cyclictest0-21swapper/323:31:593
92079199400,37cyclictest0-21swapper/223:34:562
920789994035,4cyclictest484-21dbus-daemon20:10:001
920789994011,15cyclictest967647-21awk21:35:001
920791993935,2cyclictest0-21swapper/222:44:552
920791993935,2cyclictest0-21swapper/222:44:552
920791993929,7cyclictest0-21swapper/221:57:002
920789993931,7cyclictest0-21swapper/122:20:121
920789993921,16cyclictest0-21swapper/120:40:011
920789993913,11cyclictest714-21Xorg21:17:581
920789993910,13cyclictest986980-21munin-run22:35:001
92078999390,38cyclictest714-21Xorg21:49:581
920784993933,5cyclictest1012680-21kworker/u8:3+events_unbound00:10:210
92079199380,36cyclictest0-21swapper/223:48:592
92079199380,35cyclictest0-21swapper/200:39:552
92079199380,29cyclictest0-21swapper/200:14:552
920789993835,2cyclictest954412-21apt-get20:55:011
920789993835,2cyclictest0-21swapper/123:35:591
920789993814,9cyclictest714-21Xorg19:46:591
920789993814,8cyclictest714-21Xorg23:23:591
920794993735,1cyclictest0-21swapper/300:04:593
920794993734,2cyclictest0-21swapper/322:23:593
920794993734,2cyclictest0-21swapper/320:33:593
920794993734,2cyclictest0-21swapper/320:06:593
920791993734,2cyclictest0-21swapper/223:40:592
920791993733,2cyclictest0-21swapper/223:54:552
920791993733,2cyclictest0-21swapper/223:00:592
920791993733,2cyclictest0-21swapper/222:18:592
92079199370,35cyclictest0-21swapper/222:15:002
92079199370,35cyclictest0-21swapper/221:07:592
92079199370,2cyclictest0-21swapper/219:46:002
920789993714,8cyclictest991790-21munin-run22:50:001
920789993714,8cyclictest714-21Xorg23:54:591
920789993714,8cyclictest714-21Xorg00:13:591
920789993713,8cyclictest935319-21munin-run19:55:011
920789993713,8cyclictest714-21Xorg22:07:591
920789993713,8cyclictest714-21Xorg20:49:581
920794993634,1cyclictest0-21swapper/300:32:583
92079499360,35cyclictest0-21swapper/321:39:543
92079499360,35cyclictest0-21swapper/321:11:593
92079499360,35cyclictest0-21swapper/319:48:003
92079499360,35cyclictest0-21swapper/319:29:553
920791993634,1cyclictest0-21swapper/219:20:002
920791993629,6cyclictest0-21swapper/219:39:592
92079199360,1cyclictest0-21swapper/221:48:582
920789993633,2cyclictest0-21swapper/123:03:591
920789993613,9cyclictest714-21Xorg20:16:001
920789993611,11cyclictest908065-21snmpd21:35:101
920794993533,1cyclictest0-21swapper/319:57:583
920794993527,7cyclictest0-21swapper/319:35:003
92079499350,34cyclictest0-21swapper/323:58:003
92079499350,1cyclictest0-21swapper/320:03:003
92079499350,1cyclictest0-21swapper/300:36:593
920791993532,2cyclictest0-21swapper/222:57:592
920791993525,2cyclictest0-21swapper/219:52:592
92079199350,1cyclictest0-21swapper/220:21:582
920789993532,1cyclictest946428-21apt20:30:001
920789993530,4cyclictest936924-21systemd-run20:00:011
920794993432,1cyclictest0-21swapper/300:14:543
920791993431,2cyclictest0-21swapper/220:44:552
920791993431,2cyclictest0-21swapper/219:55:592
920791993426,2cyclictest0-21swapper/222:20:122
92078999341,29cyclictest1016198-21apt-get00:05:131
920794993330,2cyclictest0-21swapper/321:48:583
920794993330,2cyclictest0-21swapper/321:07:583
920791993331,1cyclictest0-21swapper/222:29:592
920794993230,1cyclictest0-21swapper/323:39:553
920794993230,1cyclictest0-21swapper/320:21:593
920789993228,2cyclictest922544-21apt-get19:15:131
920789993219,8cyclictest714-21Xorg20:32:001
920789993211,7cyclictest1005794-21ntpq23:30:211
920794993129,1cyclictest0-21swapper/323:48:593
920791993128,2cyclictest0-21swapper/220:15:592
920794993028,1cyclictest0-21swapper/320:59:563
920794993027,2cyclictest0-21swapper/322:14:593
920794993024,5cyclictest0-21swapper/323:20:123
920791993027,2cyclictest0-21swapper/221:26:002
920791993027,2cyclictest0-21swapper/221:25:592
4577091300,7ptp4l441ktimers/323:15:003
920794992927,1cyclictest0-21swapper/321:34:593
920794992927,1cyclictest0-21swapper/319:41:593
920794992926,2cyclictest0-21swapper/323:40:593
920794992926,2cyclictest0-21swapper/321:15:133
920794992926,2cyclictest0-21swapper/319:15:123
92079499290,27cyclictest0-21swapper/320:15:123
92079499290,27cyclictest0-21swapper/319:50:123
920791992926,2cyclictest0-21swapper/200:25:112
920791992925,2cyclictest0-21swapper/223:10:592
92079199290,2cyclictest0-21swapper/219:40:022
92079199290,27cyclictest0-21swapper/221:43:592
92079199290,27cyclictest0-21swapper/221:15:122
92079199290,27cyclictest0-21swapper/220:53:582
92079199290,27cyclictest0-21swapper/220:25:142
92079199290,27cyclictest0-21swapper/200:15:112
4577091290,7ptp4l441ktimers/322:30:013
4577091290,7ptp4l441ktimers/319:15:013
4577091290,7ptp4l441ktimers/300:10:013
4577091290,6ptp4l441ktimers/323:05:013
4577091290,6ptp4l441ktimers/323:00:003
920794992825,2cyclictest0-21swapper/321:25:013
920794992825,2cyclictest0-21swapper/321:25:013
920794992825,2cyclictest0-21swapper/300:25:113
920794992820,7cyclictest0-21swapper/321:56:593
92079499280,27cyclictest0-21swapper/322:18:593
92079499280,27cyclictest0-21swapper/319:35:123
92079499280,26cyclictest0-21swapper/323:15:133
92079499280,26cyclictest0-21swapper/320:40:133
92079499280,26cyclictest0-21swapper/300:15:123
920791992826,1cyclictest0-21swapper/221:00:002
920791992825,2cyclictest0-21swapper/223:20:122
920791992825,2cyclictest0-21swapper/220:00:592
92079199280,2cyclictest0-21swapper/200:00:012
92079199280,27cyclictest0-21swapper/220:48:592
92079199280,26cyclictest0-21swapper/222:34:002
4577091280,6ptp4l441ktimers/320:15:003
4577091280,5ptp4l441ktimers/320:55:003
920794992725,1cyclictest0-21swapper/323:54:553
920794992725,1cyclictest0-21swapper/322:44:553
920794992725,1cyclictest0-21swapper/322:44:553
920794992725,1cyclictest0-21swapper/321:20:133
920794992724,2cyclictest0-21swapper/323:00:593
920791992725,1cyclictest0-21swapper/219:15:012
920791992724,2cyclictest0-21swapper/219:32:002
920791992723,2cyclictest0-21swapper/223:16:592
920791992723,2cyclictest0-21swapper/222:46:592
92079199270,24cyclictest0-21swapper/200:05:592
920784992721,4cyclictest920868-21latency_hist19:10:020
4577091270,6ptp4l61490irq/134-eno1-TxRx-022:50:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-022:35:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-021:45:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-019:24:563
4577091270,6ptp4l61490irq/134-eno1-TxRx-000:25:013
920791992623,2cyclictest0-21swapper/222:02:582
920791992623,2cyclictest0-21swapper/220:08:592
92079199260,24cyclictest0-21swapper/221:39:002
92079199260,24cyclictest0-21swapper/221:02:002
92079199260,24cyclictest0-21swapper/219:27:532
92079199260,24cyclictest0-21swapper/219:23:312
92079199260,24cyclictest0-21swapper/200:21:592
4577091260,5ptp4l61490irq/134-eno1-TxRx-022:54:553
4577091260,5ptp4l441ktimers/322:09:563
4577091260,5ptp4l441ktimers/320:39:563
920791992522,2cyclictest0-21swapper/220:35:582
4577091250,4ptp4l441ktimers/320:49:553
4577091250,3ptp4l441ktimers/321:05:013
920791992421,2cyclictest0-21swapper/222:52:592
92079199240,1cyclictest0-21swapper/223:09:592
4577091240,4ptp4l441ktimers/322:04:553
920791992320,2cyclictest0-21swapper/220:14:002
920791991715,1cyclictest0-21swapper/223:39:592
920791991714,2cyclictest0-21swapper/221:32:582
920791991613,2cyclictest0-21swapper/200:00:012
920791991412,1cyclictest0-21swapper/200:34:592
920791991310,2cyclictest0-21swapper/222:36:592
920791991310,2cyclictest0-21swapper/222:09:552
92079199108,1cyclictest0-21swapper/221:25:012
9207919974,2cyclictest0-21swapper/221:14:132
9207919930,2cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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