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2026-02-27 - 14:17
[ 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 Fri Feb 27, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9849579911094,11cyclictest1031769-21latency_hist21:35:001
9849549910396,5cyclictest989664-21kworker/u8:3+events_unbound19:30:020
9849549910294,5cyclictest1056399-21kworker/u8:2+events_unbound23:30:020
984954999590,4cyclictest1036841-21kworker/u8:0+flush-179:022:10:010
984954999180,4cyclictest1077459-21kworker/u8:3+events_unbound00:20:220
984954999080,7cyclictest1042082-21kworker/u8:3+events_unbound22:10:200
984954998977,9cyclictest266-21systemd-journal19:45:000
984954998977,9cyclictest266-21systemd-journal19:45:000
984957998779,5cyclictest1009244-21latency_hist20:25:011
984954998679,5cyclictest989664-21kworker/u8:3+events_unbound19:50:180
984957998578,5cyclictest1011132-21kworker/u8:1+flush-179:020:45:261
984954998480,3cyclictest1023796-21kworker/u8:0+flush-179:021:15:260
984954998479,4cyclictest1048197-21kworker/u8:0+flush-179:022:30:010
984954998375,6cyclictest1019275-21/usr/sbin/munin20:55:230
984954998175,4cyclictest982331-21kworker/u8:0+events_unbound19:15:230
984954998074,4cyclictest1014241-21kworker/u8:2+events_unbound20:40:120
984954998073,5cyclictest989664-21kworker/u8:3+events_unbound20:15:240
984957997870,5cyclictest1046582-21kworker/u8:1+events_unbound23:10:011
984957997760,16cyclictest1030421-21kworker/u8:1+flush-179:021:50:001
984954997764,5cyclictest1028636-21kworker/u8:3+events_unbound21:25:250
984954997668,6cyclictest1056399-21kworker/u8:2+events_unbound22:55:180
984954997668,6cyclictest1056399-21kworker/u8:2+events_unbound22:55:170
984954997665,4cyclictest1082283-21kworker/u8:0+events_unbound00:10:190
984954997662,4cyclictest1063590-21kworker/u8:0+events_unbound23:40:180
984957997569,4cyclictest1082283-21kworker/u8:0+events_unbound00:10:011
984954997571,3cyclictest1056399-21kworker/u8:2+flush-179:023:35:240
984954997570,4cyclictest1009739-21kworker/u8:0+events_unbound20:35:250
984954997567,6cyclictest994913-21latency_hist19:40:010
984954997469,4cyclictest1063590-21kworker/u8:0+flush-179:023:25:230
984957997360,4cyclictest1001325-21kworker/u8:2+flush-179:020:20:001
984954997267,4cyclictest1040235-21kworker/u8:1+flush-179:022:00:250
984954997261,4cyclictest1046582-21kworker/u8:1+events_unbound23:05:200
984957997062,5cyclictest1056399-21kworker/u8:2+flush-179:000:00:221
984954997065,4cyclictest1001325-21kworker/u8:2+events_unbound20:25:240
984954997063,5cyclictest1063590-21kworker/u8:0+events_unbound23:20:140
984954997063,5cyclictest1063590-21kworker/u8:0+events_unbound23:20:130
984954997058,9cyclictest1053533-21diskstats22:40:150
984954996862,4cyclictest1048197-21kworker/u8:0+flush-179:022:30:250
984954996860,5cyclictest1077459-21kworker/u8:3+events_unbound00:30:240
984954996860,5cyclictest1074166-21kworker/u8:1+events_unbound23:55:150
984954996755,9cyclictest1065704-21apt-get23:20:010
984954996755,9cyclictest1065704-21apt-get23:20:000
984954996755,4cyclictest1011132-21kworker/u8:1+events_unbound21:05:240
984957996658,6cyclictest1033874-21/usr/sbin/munin21:40:241
984954996659,6cyclictest1049839-21kworker/u8:2+events_unbound22:35:240
984954996657,6cyclictest1023796-21kworker/u8:0+events_unbound21:20:140
984954996561,3cyclictest1089664-21kworker/u8:1+flush-179:000:39:560
984954996459,4cyclictest1074166-21kworker/u8:1+flush-179:000:04:550
984954996455,6cyclictest1035223-21latency_hist21:45:010
984954996455,4cyclictest1001325-21kworker/u8:2+events_unbound20:05:220
984957996358,3cyclictest1056399-21kworker/u8:2+flush-179:023:15:261
984957996358,3cyclictest1056399-21kworker/u8:2+flush-179:023:15:261
984954996356,5cyclictest989664-21kworker/u8:3+events_unbound20:10:190
984957996252,7cyclictest998096-21latency_hist19:50:011
984954996258,3cyclictest1046582-21kworker/u8:1+flush-179:023:10:200
984954996256,4cyclictest989606-21kworker/u8:1+events_unbound19:25:200
984957996155,4cyclictest1033604-21kworker/u8:2+flush-179:021:55:221
984957996153,6cyclictest987097-21kworker/u8:2+events_unbound19:35:021
984957996144,15cyclictest1001325-21kworker/u8:2+flush-179:020:05:011
984954996156,4cyclictest989664-21kworker/u8:3+events_unbound20:00:240
984954996055,4cyclictest1054555-21kworker/u8:0+flush-179:022:45:240
984954996054,5cyclictest1082283-21kworker/u8:0+flush-179:000:25:190
984954996049,5cyclictest1030421-21kworker/u8:1+events_unbound21:35:190
984954995955,3cyclictest1074166-21kworker/u8:1+events_unbound23:45:230
984954995955,3cyclictest1074166-21kworker/u8:1+events_unbound23:45:230
984954995955,3cyclictest1033604-21kworker/u8:2+flush-179:021:50:210
984954995954,4cyclictest1046582-21kworker/u8:1+flush-179:022:20:150
984954995853,4cyclictest1077459-21kworker/u8:3+flush-179:000:19:550
984954995853,4cyclictest1030421-21kworker/u8:1+flush-179:021:49:560
984954995852,4cyclictest989664-21kworker/u8:3+flush-179:020:24:550
98495799571,54cyclictest1-21systemd00:35:011
984954995754,2cyclictest1017469-21kworker/u8:3+flush-179:020:50:010
984954995751,4cyclictest970694-21kworker/u8:1+events_unbound19:10:140
984957995649,5cyclictest1082283-21kworker/u8:0+flush-179:000:10:241
984957995649,5cyclictest1030421-21kworker/u8:1+flush-179:021:40:011
984957995649,4cyclictest1046582-21kworker/u8:1+flush-179:022:55:001
984957995645,9cyclictest985103-21apt-get19:10:111
984957995641,13cyclictest266-21systemd-journal00:40:001
984954995652,3cyclictest1046582-21kworker/u8:1+flush-179:022:19:540
984954995651,4cyclictest1011132-21kworker/u8:1+events_unbound20:50:240
984957995550,3cyclictest1001325-21kworker/u8:2+flush-179:020:25:221
984957995546,7cyclictest1011132-21kworker/u8:1+flush-179:021:05:001
984954995551,3cyclictest1074166-21kworker/u8:1+events_unbound00:05:250
984954995550,4cyclictest982331-21kworker/u8:0+events_unbound19:20:140
984954995550,4cyclictest982331-21kworker/u8:0+events_unbound19:20:130
984957995446,6cyclictest1025402-21latency_hist21:15:011
984957995442,9cyclictest993059-21latency_hist19:35:011
984954995449,4cyclictest1019069-21kworker/u8:0+events_unbound21:00:200
984957995346,5cyclictest1063590-21kworker/u8:0+flush-179:023:29:591
984957995345,6cyclictest1023796-21kworker/u8:0+flush-179:021:10:001
984954995349,3cyclictest1056399-21kworker/u8:2+events_unbound23:00:220
984954995348,4cyclictest1056399-21kworker/u8:2+flush-179:023:54:550
984957995241,10cyclictest994893-21kworker/u8:0+flush-179:019:45:001
984957995241,10cyclictest994893-21kworker/u8:0+flush-179:019:45:001
984954995248,3cyclictest996750-21kworker/u8:1+flush-179:019:55:210
984954995248,3cyclictest994893-21kworker/u8:0+flush-179:019:49:550
984954995247,4cyclictest1023796-21kworker/u8:0+flush-179:021:10:210
984957995147,3cyclictest1056399-21kworker/u8:2+events_unbound00:00:001
984957995144,6cyclictest1011132-21kworker/u8:1+flush-179:020:39:591
984957995139,9cyclictest266-21systemd-journal20:55:291
984954995144,5cyclictest266-21systemd-journal20:34:290
984957995045,4cyclictest1056399-21kworker/u8:2+flush-179:023:50:191
984957995041,6cyclictest266-21systemd-journal19:25:291
984954995045,4cyclictest1054555-21kworker/u8:0+events_unbound22:50:190
984957994944,4cyclictest1049839-21kworker/u8:2+events_unbound22:40:221
984957994942,5cyclictest266-21systemd-journal21:22:131
984963994840,6cyclictest1090225-21turbostat00:35:003
984957994842,5cyclictest1056399-21kworker/u8:2+events_unbound22:55:241
984957994842,5cyclictest1056399-21kworker/u8:2+events_unbound22:55:231
4577091480,13ptp4l441ktimers/319:10:003
984957994739,6cyclictest1070998-21latency_hist23:35:011
984957994739,6cyclictest1056399-21kworker/u8:2+events_unbound23:49:591
984957994739,6cyclictest1056399-21kworker/u8:2+events_unbound23:49:591
984957994738,7cyclictest1033604-21kworker/u8:2+flush-179:021:50:211
984957994640,4cyclictest1070991-21kworker/u8:3+flush-179:023:35:171
984957994539,4cyclictest1036841-21kworker/u8:0+flush-179:022:00:211
984957994538,5cyclictest1036841-21kworker/u8:0+flush-179:022:15:001
984954994540,4cyclictest1036841-21kworker/u8:0+events_unbound21:55:180
98495499452,41cyclictest1030194-21turbostat21:34:550
984957994440,2cyclictest998132-21kworker/u8:2+events_unbound19:50:141
984957994433,7cyclictest1082283-21kworker/u8:0+events_unbound00:15:221
984957994337,4cyclictest1036841-21kworker/u8:0+flush-179:022:15:221
4577091430,6ptp4l431rcuc/320:35:003
98496399420,1cyclictest0-21swapper/323:05:593
98496099420,40cyclictest0-21swapper/222:14:562
984957994236,4cyclictest1048241-21systemd-run22:25:011
98496399410,1cyclictest0-21swapper/321:01:593
98496099410,39cyclictest0-21swapper/223:42:582
984957994136,3cyclictest0-21swapper/100:20:121
984957994132,7cyclictest1001247-21kworker/u8:0+flush-179:020:00:011
984957994132,6cyclictest989664-21kworker/u8:3+flush-179:020:10:221
984957994130,9cyclictest266-21systemd-journal22:34:291
984957994130,8cyclictest1049839-21kworker/u8:2+flush-179:022:35:261
98495799410,39cyclictest1011100-21turbostat20:34:561
98496399400,38cyclictest1038409-21turbostat21:59:543
984960994037,2cyclictest0-21swapper/222:03:582
984957993934,3cyclictest714-21Xorg23:12:001
984957993932,5cyclictest1014241-21kworker/u8:2+flush-179:020:40:161
984957993930,7cyclictest1042101-21apt-get22:05:101
98495799391,2cyclictest714-21Xorg20:50:591
98496399380,37cyclictest0-21swapper/322:44:553
984960993831,6cyclictest0-21swapper/221:11:592
98496099380,36cyclictest0-21swapper/219:16:592
984957993830,7cyclictest1065704-21apt-get23:20:041
984957993830,7cyclictest1065704-21apt-get23:20:031
984957993828,8cyclictest1059609-21apt-get23:00:101
984960993734,2cyclictest0-21swapper/223:57:582
984960993734,2cyclictest0-21swapper/223:32:002
984960993734,2cyclictest0-21swapper/200:31:592
984957993734,2cyclictest0-21swapper/121:17:591
984957993734,2cyclictest0-21swapper/100:26:001
984957993732,3cyclictest714-21Xorg22:27:591
984957993731,4cyclictest1054555-21kworker/u8:0+events_unbound22:45:221
984963993634,1cyclictest0-21swapper/320:50:593
98496399360,35cyclictest0-21swapper/320:46:593
98496399360,35cyclictest0-21swapper/319:23:593
98496399360,35cyclictest0-21swapper/319:23:593
98496399360,1cyclictest0-21swapper/321:42:593
98496399360,1cyclictest0-21swapper/319:36:593
984960993633,2cyclictest0-21swapper/220:46:002
98495799362,5cyclictest986688-21apt-get19:15:121
984963993533,1cyclictest0-21swapper/322:33:583
984963993533,1cyclictest0-21swapper/321:55:003
984963993533,1cyclictest0-21swapper/321:00:003
984960993532,2cyclictest0-21swapper/220:54:552
98496099350,1cyclictest0-21swapper/220:45:002
984963993432,1cyclictest0-21swapper/323:20:003
984963993432,1cyclictest0-21swapper/323:19:593
984963993432,1cyclictest0-21swapper/322:57:003
984963993432,1cyclictest0-21swapper/322:56:593
984963993432,1cyclictest0-21swapper/322:35:593
984963993432,1cyclictest0-21swapper/322:13:593
984963993432,1cyclictest0-21swapper/319:29:593
984963993431,2cyclictest0-21swapper/320:14:553
984960993431,2cyclictest0-21swapper/200:38:592
98496099340,2cyclictest0-21swapper/221:30:132
98496099340,21cyclictest0-21swapper/220:30:132
984960993330,2cyclictest0-21swapper/200:18:592
984960993325,6cyclictest0-21swapper/223:22:592
984960993325,6cyclictest0-21swapper/223:22:592
98496099330,1cyclictest0-21swapper/221:17:002
984957993324,4cyclictest982331-21kworker/u8:0+events_unbound19:20:231
984957993324,4cyclictest982331-21kworker/u8:0+events_unbound19:20:231
984957993323,7cyclictest510-21rs:main1
984963993230,1cyclictest0-21swapper/300:29:553
984963993230,1cyclictest0-21swapper/300:14:553
984963993229,2cyclictest0-21swapper/319:30:593
984960993229,2cyclictest0-21swapper/222:30:592
98496099320,30cyclictest0-21swapper/220:40:002
98496099320,26cyclictest0-21swapper/200:20:132
984963993129,1cyclictest0-21swapper/322:18:583
98496399310,29cyclictest1087037-21turbostat00:25:003
984960993128,2cyclictest0-21swapper/221:56:002
984960993128,2cyclictest0-21swapper/220:26:592
984960993125,5cyclictest0-21swapper/221:00:142
984963993028,1cyclictest0-21swapper/321:09:553
984963993025,3cyclictest0-21swapper/320:15:133
984960993027,2cyclictest0-21swapper/220:20:142
984960993027,2cyclictest0-21swapper/220:10:132
4577091300,7ptp4l441ktimers/323:15:003
984963992927,1cyclictest0-21swapper/322:51:593
984963992927,1cyclictest0-21swapper/321:30:003
984963992926,2cyclictest0-21swapper/323:35:133
984963992925,2cyclictest0-21swapper/323:20:023
984963992925,2cyclictest0-21swapper/323:20:023
98496399290,27cyclictest0-21swapper/322:05:123
98496399290,27cyclictest0-21swapper/320:25:133
98496399290,27cyclictest0-21swapper/320:20:153
98496399290,27cyclictest0-21swapper/300:00:023
98496399290,1cyclictest0-21swapper/323:45:133
98496399290,1cyclictest0-21swapper/323:45:133
98496399290,1cyclictest0-21swapper/300:05:123
984960992926,2cyclictest0-21swapper/223:20:022
984960992926,2cyclictest0-21swapper/223:20:012
984960992926,2cyclictest0-21swapper/223:00:132
984960992926,2cyclictest0-21swapper/222:35:122
984960992926,2cyclictest0-21swapper/222:05:112
984960992926,2cyclictest0-21swapper/221:22:592
984960992926,2cyclictest0-21swapper/221:05:102
984960992926,2cyclictest0-21swapper/219:45:132
984960992926,2cyclictest0-21swapper/219:20:132
984960992926,2cyclictest0-21swapper/219:20:132
984960992925,2cyclictest0-21swapper/222:55:002
984960992924,4cyclictest0-21swapper/219:55:132
98496099290,28cyclictest0-21swapper/223:50:122
98496099290,27cyclictest0-21swapper/223:35:132
98496099290,27cyclictest0-21swapper/222:25:132
98496099290,1cyclictest0-21swapper/219:35:122
4577091290,8ptp4l61490irq/134-eno1-TxRx-021:35:013
4577091290,6ptp4l441ktimers/323:35:003
4577091290,6ptp4l441ktimers/300:20:003
984963992826,1cyclictest0-21swapper/323:27:003
984963992826,1cyclictest0-21swapper/321:10:133
984963992826,1cyclictest0-21swapper/300:00:133
98496399280,27cyclictest0-21swapper/320:40:113
98496399280,26cyclictest0-21swapper/321:15:143
98496399280,26cyclictest0-21swapper/319:15:123
98496399280,21cyclictest0-21swapper/323:00:123
984960992826,1cyclictest0-21swapper/200:05:122
984960992825,2cyclictest0-21swapper/219:30:022
98496099280,27cyclictest0-21swapper/221:25:112
98496099280,27cyclictest0-21swapper/200:25:112
98496099280,26cyclictest0-21swapper/221:35:022
984957992824,3cyclictest1030188-21cron21:30:001
984957992822,4cyclictest1003723-21latency20:05:181
4577091280,6ptp4l61490irq/134-eno1-TxRx-020:40:003
4577091280,5ptp4l441ktimers/321:50:003
4577091280,5ptp4l441ktimers/321:24:593
984963992725,1cyclictest0-21swapper/322:20:133
984963992725,1cyclictest0-21swapper/321:35:023
984963992725,1cyclictest0-21swapper/319:50:113
984963992725,1cyclictest0-21swapper/319:40:143
984963992725,1cyclictest0-21swapper/319:40:143
984960992720,6cyclictest0-21swapper/220:15:132
98496099270,1cyclictest0-21swapper/220:00:592
4577091270,6ptp4l61490irq/134-eno1-TxRx-022:05:013
4577091270,6ptp4l61490irq/134-eno1-TxRx-000:40:003
4577091270,6ptp4l441ktimers/320:00:013
98496399260,1cyclictest0-21swapper/323:40:133
984960992623,2cyclictest0-21swapper/223:48:592
984960992623,2cyclictest0-21swapper/223:48:592
984960992623,2cyclictest0-21swapper/223:14:552
984960992623,2cyclictest0-21swapper/221:50:592
984960992623,2cyclictest0-21swapper/219:52:592
98496099260,24cyclictest0-21swapper/221:45:002
98496099260,24cyclictest0-21swapper/220:56:592
98496099260,24cyclictest0-21swapper/220:05:592
98496099260,24cyclictest0-21swapper/219:30:002
4577091260,6ptp4l61490irq/134-eno1-TxRx-023:55:003
4577091260,6ptp4l61490irq/134-eno1-TxRx-022:49:563
4577091260,6ptp4l441ktimers/320:09:553
4577091260,6ptp4l441ktimers/319:14:553
4577091260,5ptp4l441ktimers/319:50:003
984963992523,1cyclictest0-21swapper/322:28:003
984960992524,1cyclictest0-21swapper/223:29:582
4577091250,5ptp4l441ktimers/320:04:563
984960992422,1cyclictest0-21swapper/222:59:582
984960992422,1cyclictest0-21swapper/222:59:582
984960992422,1cyclictest0-21swapper/222:45:592
984960992422,1cyclictest0-21swapper/219:10:032
984960992421,2cyclictest0-21swapper/223:06:002
984960992421,2cyclictest0-21swapper/200:13:592
984960992315,7cyclictest0-21swapper/221:48:582
984960992018,1cyclictest0-21swapper/222:24:592
984960992018,1cyclictest0-21swapper/200:05:012
984960991917,1cyclictest0-21swapper/222:45:002
984960991917,1cyclictest0-21swapper/222:15:592
984954991915,3cyclictest0-21swapper/019:10:010
984957991814,2cyclictest0-21swapper/119:10:011
984960991613,2cyclictest0-21swapper/219:44:552
984960991613,2cyclictest0-21swapper/219:44:552
9849609930,2cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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