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2026-02-22 - 19:21
[ 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 Sun Feb 22, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
964071999184,4cyclictest959358-21kworker/u8:1+events_unbound07:10:021
964070999084,4cyclictest950997-21kworker/u8:3+flush-179:007:30:260
964070998980,6cyclictest1027275-21latency_hist10:25:010
964071998880,5cyclictest967316-21latency_hist07:20:011
964071998272,7cyclictest1010822-21latency_hist09:35:001
964070998273,7cyclictest981652-21latency_hist08:05:010
964071998176,3cyclictest1043479-21kworker/u8:2+flush-179:011:20:251
964070997870,6cyclictest977107-21/usr/sbin/munin07:50:230
964071997771,4cyclictest1004866-21kworker/u8:1+flush-179:009:15:261
964071997465,6cyclictest1055734-21kworker/u8:1+flush-179:012:20:171
964071997365,6cyclictest1069179-21latency_hist12:35:001
964071997365,6cyclictest1061224-21latency_hist12:10:001
964070997262,8cyclictest967561-21apt-get07:20:120
964070997062,5cyclictest1041606-21apt-get11:10:020
964070997062,5cyclictest1041606-21apt-get11:10:010
964074996861,5cyclictest1041614-21turbostat11:10:013
964071996659,5cyclictest991432-21kworker/u8:2+flush-179:008:50:001
964070996654,9cyclictest1047187-21diskstats11:25:170
964071996562,2cyclictest0-21swapper/110:18:001
964071996560,4cyclictest1014000-21kworker/u8:0+flush-179:009:50:251
964071996558,4cyclictest965730-21kworker/u8:2+flush-179:007:35:161
964070996356,4cyclictest1017235-21kworker/u8:3+flush-179:010:05:260
964074996260,1cyclictest0-21swapper/307:53:593
964071996258,3cyclictest714-21Xorg12:36:001
964071996252,7cyclictest1040057-21kworker/u8:0+flush-179:011:50:231
964070996254,6cyclictest990103-21/usr/sbin/munin08:30:230
964070996252,8cyclictest994906-21apt-get08:45:130
964074996054,4cyclictest973693-21turbostat07:40:013
964071996053,5cyclictest1002637-21kworker/u8:2+flush-179:009:15:001
964071995951,6cyclictest1014000-21kworker/u8:0+flush-179:010:05:171
964070995954,3cyclictest1024054-21kworker/u8:1+events_unbound10:20:000
964070995948,9cyclictest1006057-21apt-get09:20:120
964070995748,6cyclictest1002603-21latency_hist09:10:010
964071995646,7cyclictest990444-21kworker/u8:0+flush-179:008:40:221
964071995451,2cyclictest0-21swapper/107:57:591
964070995344,7cyclictest964364-21apt-get07:10:110
964071995248,3cyclictest972102-21kworker/u8:1+flush-179:008:04:101
964071995147,3cyclictest1043479-21kworker/u8:2+flush-179:011:40:161
964071995144,5cyclictest965730-21kworker/u8:2+flush-179:007:25:181
964070995148,2cyclictest0-21swapper/009:31:590
964071995044,5cyclictest1058095-21kworker/u8:3+flush-179:012:05:001
964071995038,10cyclictest266-21systemd-journal09:47:301
964070995040,9cyclictest1002860-21apt-get09:10:110
964070995034,14cyclictest714-21Xorg07:45:590
96407099502,30cyclictest1066261-21apt-get12:25:130
964071994945,3cyclictest1058095-21kworker/u8:3+events_unbound12:15:251
964071994944,4cyclictest1028311-21kworker/u8:0+flush-179:010:45:011
964071994941,5cyclictest1001003-21kworker/u8:0+flush-179:009:05:161
964071994841,5cyclictest965730-21kworker/u8:2+flush-179:007:55:011
964071994840,7cyclictest1012285-21kworker/u8:2+events_unbound09:40:001
964070994840,6cyclictest1043479-21kworker/u8:2+flush-179:011:45:000
964070994836,10cyclictest1048487-21apt-get11:30:120
964070994833,13cyclictest714-21Xorg10:30:000
96407099481,44cyclictest0-21swapper/008:10:030
4577091480,13ptp4l61490irq/134-eno1-TxRx-007:10:013
964073994744,2cyclictest0-21swapper/209:31:592
964071994740,5cyclictest991432-21kworker/u8:2+flush-179:008:35:001
964071994740,5cyclictest266-21systemd-journal10:58:301
964071994739,6cyclictest510-21rs:main1
964071994732,12cyclictest983239-21apt-get08:10:011
964071994639,5cyclictest997735-21kworker/u8:1+flush-179:009:00:151
964071994639,5cyclictest997735-21kworker/u8:1+flush-179:009:00:141
964070994637,7cyclictest1064455-21kworker/u8:2+flush-179:012:35:000
964071994538,5cyclictest972102-21kworker/u8:1+flush-179:008:30:001
964071994537,6cyclictest983301-21kworker/u8:2+flush-179:008:20:251
964071994536,7cyclictest1012285-21kworker/u8:2+events_unbound09:40:241
964071994535,7cyclictest950997-21kworker/u8:3+flush-179:007:30:241
964071994535,7cyclictest266-21systemd-journal07:14:571
964071994534,8cyclictest1017235-21kworker/u8:3+flush-179:010:10:201
96407199451,7cyclictest985094-21awk08:15:001
964070994530,13cyclictest1045056-21perf11:20:000
964071994436,6cyclictest510-21rs:main1
964070994427,14cyclictest1029117-21apt-get10:30:140
964070994425,16cyclictest0-21swapper/009:50:140
964071994336,6cyclictest1034309-21kworker/u8:3+flush-179:010:45:201
964071994335,7cyclictest1034309-21kworker/u8:3+flush-179:011:10:211
964071994335,7cyclictest1034309-21kworker/u8:3+flush-179:011:10:211
964071994335,5cyclictest993102-21systemd-run08:40:011
96407199431,3cyclictest714-21Xorg11:32:581
964070994336,5cyclictest266-21systemd-journal10:14:250
964070994334,7cyclictest1014561-21diskstats09:45:150
964070994332,9cyclictest1060181-21diskstats12:05:150
964070994322,19cyclictest975317-21systemd-run07:45:000
964071994234,6cyclictest1028311-21kworker/u8:0+flush-179:010:25:211
964070994236,4cyclictest714-21Xorg08:05:590
96407099421,38cyclictest989884-21dump-pmu-power08:30:000
96407099420,41cyclictest1054604-21apt-get11:50:010
964071994131,7cyclictest1024054-21kworker/u8:1+flush-179:010:35:011
964070994135,5cyclictest1067638-21kworker/u8:3+flush-179:012:35:250
96407099410,5cyclictest1038440-21sendmail-msp11:00:010
96407099410,39cyclictest1040016-21munin-plugin-st11:05:010
96407399400,36cyclictest0-21swapper/211:36:592
96407399400,36cyclictest0-21swapper/211:36:592
964071994030,7cyclictest1046689-21kworker/u8:3+flush-179:011:35:211
964071994030,7cyclictest1046689-21kworker/u8:3+flush-179:011:35:201
964071994030,6cyclictest0-21swapper/111:47:581
964071994028,10cyclictest998077-21apt-get08:55:111
964070994034,5cyclictest1062826-21turbostat12:19:550
964070994024,15cyclictest999971-21diskstats09:00:160
964070994024,15cyclictest999971-21diskstats09:00:150
964070994021,18cyclictest689-21sshd11:39:280
964070994021,18cyclictest689-21sshd11:39:280
96407099400,4cyclictest996251-21turbostat08:54:550
96407099400,39cyclictest985098-21turbostat08:19:550
96407099400,38cyclictest714-21Xorg07:27:590
96407099400,2cyclictest714-21Xorg09:36:000
964074993933,5cyclictest1066022-21turbostat12:25:013
964070993935,3cyclictest1053022-21turbostat11:49:550
964070993925,12cyclictest1041629-21http11:10:000
96407099391,34cyclictest965951-21apt-get07:15:130
964074993836,1cyclictest0-21swapper/308:24:563
964073993835,2cyclictest0-21swapper/210:34:552
964073993835,2cyclictest0-21swapper/209:59:592
964073993826,10cyclictest0-21swapper/211:19:592
96407399380,36cyclictest0-21swapper/209:36:002
96407399380,35cyclictest0-21swapper/211:05:002
96407399380,35cyclictest0-21swapper/208:30:002
96407399380,35cyclictest0-21swapper/208:19:552
964071993831,5cyclictest976870-21latency_hist07:50:011
964070993827,9cyclictest1019052-21apt-get10:00:130
964073993731,5cyclictest0-21swapper/207:45:592
964070993731,5cyclictest983301-21kworker/u8:2+flush-179:008:20:170
964070993727,8cyclictest980065-21sendmail08:00:000
964074993634,1cyclictest0-21swapper/309:38:593
964074993632,2cyclictest0-21swapper/309:40:593
96407499360,1cyclictest0-21swapper/311:19:553
96407499360,1cyclictest0-21swapper/309:20:593
96407499360,1cyclictest0-21swapper/308:01:593
964073993633,2cyclictest0-21swapper/208:45:002
964073993633,2cyclictest0-21swapper/207:44:552
964073993632,2cyclictest0-21swapper/207:34:592
96407399360,1cyclictest0-21swapper/209:54:552
964071993631,3cyclictest1048261-21sh11:30:011
964071993629,5cyclictest950997-21kworker/u8:3+flush-179:008:15:221
964071993625,8cyclictest1007388-21latency_hist09:25:011
964070993629,5cyclictest991432-21kworker/u8:2+flush-179:008:35:220
964070993615,2cyclictest0-21swapper/008:40:140
964074993533,1cyclictest0-21swapper/311:14:003
964074993533,1cyclictest0-21swapper/311:13:593
964074993532,2cyclictest0-21swapper/307:44:593
964073993533,1cyclictest0-21swapper/212:40:002
964073993532,2cyclictest0-21swapper/211:49:542
964073993532,2cyclictest0-21swapper/208:05:592
964073993529,5cyclictest0-21swapper/210:30:002
96407399350,1cyclictest0-21swapper/207:58:592
964071993530,3cyclictest1062810-21cron12:15:001
964071993525,7cyclictest1012285-21kworker/u8:2+flush-179:009:55:211
96407199351,31cyclictest0-21swapper/107:20:141
96407199351,30cyclictest0-21swapper/107:40:121
964070993531,3cyclictest1059013-21needreboot12:00:190
964070993531,2cyclictest714-21Xorg10:52:580
964070993524,9cyclictest266-21systemd-journal09:59:590
964070993519,14cyclictest714-21Xorg10:46:000
96407099351,32cyclictest1004445-21apt-get09:15:140
964074993428,5cyclictest1025682-21turbostat10:20:003
96407399340,2cyclictest0-21swapper/212:25:122
96407199341,30cyclictest0-21swapper/110:00:131
964070993428,5cyclictest973344-21switchtime07:35:250
964070993427,5cyclictest1002637-21kworker/u8:2+flush-179:009:25:020
964070993414,18cyclictest0-21swapper/012:20:210
964070993413,3cyclictest0-21swapper/010:35:170
964070993412,2cyclictest0-21swapper/009:40:170
964074993331,1cyclictest0-21swapper/311:50:583
964074993331,1cyclictest0-21swapper/308:11:593
964074993330,3cyclictest0-21swapper/312:02:003
964073993330,2cyclictest0-21swapper/212:19:552
964073993330,2cyclictest0-21swapper/210:02:592
964071993327,4cyclictest1041889-21apt-key11:10:011
964070993326,5cyclictest266-21systemd-journal10:44:290
964070993310,4cyclictest998134-21sort08:55:130
964074993230,1cyclictest0-21swapper/309:30:593
964074993230,1cyclictest0-21swapper/308:29:553
964074993230,1cyclictest0-21swapper/307:24:563
964074993229,2cyclictest0-21swapper/312:35:133
964073993229,2cyclictest0-21swapper/209:23:592
964073993226,5cyclictest0-21swapper/210:05:022
964071993226,5cyclictest484-21dbus-daemon10:25:001
964071993224,6cyclictest1034309-21kworker/u8:3+flush-179:011:00:161
964071993223,6cyclictest1036815-21latency_hist10:55:011
964070993216,14cyclictest0-21swapper/012:10:170
964074993130,1cyclictest0-21swapper/307:30:143
964074993129,1cyclictest0-21swapper/311:01:003
964074993128,2cyclictest0-21swapper/308:19:593
964073993128,2cyclictest0-21swapper/210:52:592
96407399310,29cyclictest0-21swapper/208:10:032
964074993028,1cyclictest0-21swapper/310:03:003
964074993023,5cyclictest1038441-21turbostat11:00:003
96407499300,27cyclictest0-21swapper/308:45:143
96407399300,2cyclictest0-21swapper/211:55:592
96407399300,2cyclictest0-21swapper/209:25:122
96407399300,28cyclictest0-21swapper/208:01:002
96407399300,27cyclictest0-21swapper/211:25:152
96407399300,27cyclictest0-21swapper/210:35:132
96407399300,27cyclictest0-21swapper/209:45:112
96407399300,26cyclictest0-21swapper/207:15:132
964071993024,4cyclictest482-21avahi-daemon12:25:231
96407199301,27cyclictest714-21Xorg10:38:591
964074992927,1cyclictest0-21swapper/312:25:133
964074992927,1cyclictest0-21swapper/308:53:593
964074992927,1cyclictest0-21swapper/307:10:133
964074992926,2cyclictest0-21swapper/309:25:133
964074992925,3cyclictest1018781-21turbostat09:59:593
964074992923,5cyclictest1049834-21turbostat11:35:013
96407499292,2cyclictest0-21swapper/307:58:593
96407499291,26cyclictest0-21swapper/310:50:143
96407499290,28cyclictest0-21swapper/311:55:593
96407499290,27cyclictest0-21swapper/310:45:133
96407499290,1cyclictest0-21swapper/312:17:583
964073992927,1cyclictest0-21swapper/212:35:002
964073992926,2cyclictest0-21swapper/212:20:142
964073992926,2cyclictest0-21swapper/208:25:002
964073992924,4cyclictest0-21swapper/209:09:552
964073992923,5cyclictest0-21swapper/211:50:022
96407399290,27cyclictest0-21swapper/210:55:132
96407399290,27cyclictest0-21swapper/207:10:132
96407399290,26cyclictest0-21swapper/209:15:142
96407399290,26cyclictest0-21swapper/207:50:132
96407199291,3cyclictest714-21Xorg11:18:581
96407099291,8cyclictest964072-21apt-config07:10:020
96407099290,28cyclictest714-21Xorg11:59:590
964074992826,1cyclictest0-21swapper/309:45:123
964074992826,1cyclictest0-21swapper/307:15:133
964074992825,2cyclictest0-21swapper/310:05:023
96407499280,26cyclictest0-21swapper/312:10:123
96407499280,26cyclictest0-21swapper/307:25:153
96407499280,21cyclictest0-21swapper/309:07:003
96407399280,2cyclictest0-21swapper/211:12:002
96407399280,2cyclictest0-21swapper/211:11:592
96407399280,2cyclictest0-21swapper/209:10:132
96407399280,2cyclictest0-21swapper/208:56:582
964071992824,2cyclictest0-21swapper/108:50:141
964070992822,4cyclictest1040057-21kworker/u8:0+flush-179:011:25:000
4577091280,7ptp4l441ktimers/311:45:003
4577091280,6ptp4l441ktimers/310:45:013
964074992725,1cyclictest0-21swapper/311:25:153
964074992725,1cyclictest0-21swapper/307:49:553
96407499270,26cyclictest0-21swapper/311:36:593
96407499270,26cyclictest0-21swapper/311:36:583
96407499270,26cyclictest0-21swapper/308:40:133
964073992724,2cyclictest0-21swapper/212:06:592
964073992724,2cyclictest0-21swapper/211:42:592
964073992724,2cyclictest0-21swapper/208:46:592
96407399270,25cyclictest0-21swapper/212:00:592
96407399270,24cyclictest0-21swapper/210:15:012
4577091270,6ptp4l441ktimers/309:00:013
4577091270,6ptp4l441ktimers/308:40:013
4577091270,5ptp4l441ktimers/310:35:003
964074992624,1cyclictest0-21swapper/310:30:143
964074992624,1cyclictest0-21swapper/309:00:593
964074992624,1cyclictest0-21swapper/309:00:593
964074992624,1cyclictest0-21swapper/308:05:593
96407499260,25cyclictest0-21swapper/312:08:003
4577091260,5ptp4l441ktimers/310:15:013
96407499250,24cyclictest0-21swapper/311:23:583
964073992522,2cyclictest0-21swapper/212:15:012
964073992522,2cyclictest0-21swapper/211:31:592
964073992522,2cyclictest0-21swapper/210:23:582
4577091250,6ptp4l61490irq/134-eno1-TxRx-009:20:013
4577091250,6ptp4l61490irq/134-eno1-TxRx-008:35:013
4577091250,6ptp4l441ktimers/312:34:553
4577091250,5ptp4l441ktimers/310:25:003
4577091250,5ptp4l441ktimers/309:14:553
964074992421,2cyclictest1028873-21turbostat10:30:003
964074992319,3cyclictest0-21swapper/309:50:143
964073992320,2cyclictest0-21swapper/210:43:592
964073992320,2cyclictest0-21swapper/208:31:592
964073992319,2cyclictest0-21swapper/208:38:592
964074992220,1cyclictest0-21swapper/311:46:003
964073992220,1cyclictest0-21swapper/211:10:012
964073992220,1cyclictest0-21swapper/209:05:002
964073992220,1cyclictest0-21swapper/209:05:002
964073992219,2cyclictest0-21swapper/210:19:562
964073992219,2cyclictest0-21swapper/208:55:002
964073992219,2cyclictest0-21swapper/207:20:142
964073992215,6cyclictest0-21swapper/210:46:002
964073992117,2cyclictest0-21swapper/211:21:592
964073991512,2cyclictest0-21swapper/207:35:592
964073991310,2cyclictest0-21swapper/207:30:002
964073991210,1cyclictest0-21swapper/209:41:592
9640739940,3cyclictest0-21swapper/207:10:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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