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2026-01-20 - 21:01
[ 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 Tue Jan 20, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
901660999687,6cyclictest935655-21apt-get08:55:000
901660999684,9cyclictest927699-21latency_hist08:30:010
901660999682,10cyclictest904778-21apt-get07:20:000
901664999483,8cyclictest932478-21latency_hist08:45:001
901664999387,4cyclictest916516-21apt-get07:54:181
901664998980,7cyclictest961074-21latency_hist10:10:011
901660998161,17cyclictest1007967-21/usr/sbin/munin12:35:220
901664997974,4cyclictest944435-21kworker/u8:3+events_unbound09:50:001
901664997868,8cyclictest954687-21/usr/sbin/munin09:50:251
901660997670,4cyclictest940392-21kworker/u8:0+flush-179:009:15:160
901664997466,6cyclictest1001361-21latency_hist12:15:011
901664997264,6cyclictest978874-21kworker/u8:2+flush-179:011:25:251
901664996964,3cyclictest911456-21kworker/u8:4+flush-179:008:05:221
901664996960,6cyclictest967935-21kworker/u8:0+events_unbound12:05:021
901664996860,7cyclictest944435-21kworker/u8:3+flush-179:009:40:001
901664996860,6cyclictest897016-21kworker/u8:2+flush-179:007:10:181
901660996855,10cyclictest266-21systemd-journal08:20:000
901664996657,7cyclictest266-21systemd-journal10:15:001
901664996657,6cyclictest922902-21kworker/u8:1+flush-179:008:35:221
901664996557,6cyclictest897016-21kworker/u8:2+flush-179:007:15:181
90166499650,64cyclictest0-21swapper/111:53:581
901664996456,6cyclictest944358-21kworker/u8:2+flush-179:009:20:001
901664996454,8cyclictest918155-21latency_hist08:00:011
901664996357,4cyclictest908243-21kworker/u8:3+flush-179:007:45:011
901660996354,7cyclictest975645-21latency_hist10:55:010
901664996250,11cyclictest935649-21latency_hist08:55:021
901664996159,1cyclictest0-21swapper/112:00:001
901664996141,18cyclictest922902-21kworker/u8:1+flush-179:009:00:001
901664996045,12cyclictest940961-21apt-get09:10:001
901660996041,16cyclictest947810-21/usr/sbin/munin09:30:230
901664995953,5cyclictest978874-21kworker/u8:2+events_unbound11:20:011
901664995852,4cyclictest929288-21latency_hist08:35:021
901664995754,2cyclictest0-21swapper/111:08:591
901660995750,5cyclictest937504-21latency_hist09:00:020
901664995652,3cyclictest944358-21kworker/u8:2+events_unbound10:04:551
901660995642,8cyclictest922902-21kworker/u8:1+events_unbound09:00:020
901664995543,8cyclictest988361-21kworker/u8:1+events_unbound11:40:191
901660995546,7cyclictest997911-21kworker/u8:1+flush-179:012:05:010
901660995546,7cyclictest956054-21apt-get09:55:000
901664995343,7cyclictest911456-21kworker/u8:4+events_unbound08:15:261
901664995245,5cyclictest962951-21kworker/u8:3+flush-179:010:30:001
901660995244,6cyclictest996326-21latency_hist12:00:000
901660995243,7cyclictest913337-21latency_hist07:45:020
901669995148,2cyclictest0-21swapper/212:11:592
901664995146,4cyclictest922902-21kworker/u8:1+flush-179:009:00:261
901660995143,6cyclictest909794-21latency_hist07:35:000
901660995134,15cyclictest714-21Xorg11:01:590
901664995042,6cyclictest1004558-21latency_hist12:25:011
901660995044,5cyclictest972520-21kworker/u8:3+flush-179:011:00:010
901660995044,5cyclictest972520-21kworker/u8:3+flush-179:011:00:010
90166099500,37cyclictest714-21Xorg10:11:590
901664994942,5cyclictest919729-21kworker/u8:0+flush-179:008:05:001
901664994941,6cyclictest970887-21latency_hist10:40:011
901664994940,7cyclictest510-21rs:main1
901664994939,7cyclictest996300-21kworker/u8:2+events_unbound12:00:211
901660994941,6cyclictest908207-21latency_hist07:30:010
901660994936,11cyclictest0-21swapper/010:40:000
4577091490,13ptp4l441ktimers/307:10:013
901664994843,4cyclictest972520-21kworker/u8:3+events_unbound10:55:231
901664994843,4cyclictest972520-21kworker/u8:3+events_unbound10:55:221
901664994840,6cyclictest963793-21journal-offline10:15:181
901664994740,4cyclictest988361-21kworker/u8:1+events_unbound11:35:191
901664994739,6cyclictest978874-21kworker/u8:2+events_unbound11:30:171
90166499470,5cyclictest1004568-21turbostat12:29:541
901664994635,8cyclictest967935-21kworker/u8:0+events_unbound10:50:171
901660994638,6cyclictest922902-21kworker/u8:1+flush-179:009:05:000
901664994541,2cyclictest940392-21kworker/u8:0+events_unbound09:25:121
901664994540,4cyclictest1001911-21kworker/u8:2+events_unbound12:15:241
901664994539,4cyclictest962951-21kworker/u8:3+flush-179:010:20:231
901664994539,4cyclictest926148-21kworker/u8:2+flush-179:008:25:171
901664994536,7cyclictest978874-21kworker/u8:2+events_unbound11:10:141
901660994541,3cyclictest714-21Xorg07:59:580
901660994539,4cyclictest908243-21kworker/u8:3+flush-179:007:40:000
901660994538,5cyclictest947568-21latency_hist09:30:000
901660994534,7cyclictest997911-21kworker/u8:1+flush-179:012:05:160
90166099450,2cyclictest941418-21cp09:10:010
901664994338,4cyclictest922902-21kworker/u8:1+flush-179:008:45:211
901660994332,9cyclictest266-21systemd-journal08:05:010
901673994240,1cyclictest0-21swapper/310:10:593
90167399420,41cyclictest0-21swapper/307:46:593
901664994231,9cyclictest911456-21kworker/u8:4+events_unbound07:45:181
901660994234,5cyclictest0-21swapper/009:48:590
901673994139,1cyclictest0-21swapper/312:35:583
90167399410,39cyclictest957896-21turbostat10:04:553
901664994136,4cyclictest962951-21kworker/u8:3+events_unbound10:30:231
901664994133,6cyclictest911456-21kworker/u8:4+events_unbound08:20:151
901664994131,8cyclictest956054-21apt-get09:55:021
90166499412,36cyclictest972514-21munin-run10:45:001
901660994137,3cyclictest919729-21kworker/u8:0+flush-179:008:10:100
901660994133,7cyclictest951002-21/usr/sbin/munin09:40:240
901660994133,7cyclictest951002-21/usr/sbin/munin09:40:240
90166099412,36cyclictest1000031-21apt-get12:10:120
90167399400,39cyclictest0-21swapper/312:09:563
901664994035,4cyclictest967935-21kworker/u8:0+flush-179:010:45:211
901664994035,4cyclictest908243-21kworker/u8:3+flush-179:007:39:561
901664994032,6cyclictest919729-21kworker/u8:0+flush-179:008:10:191
90166499402,9cyclictest908463-21apt-get07:30:121
901660994034,4cyclictest954336-21kworker/u8:1+events_unbound10:40:240
901660994034,4cyclictest1007730-21latency_hist12:35:010
901660994033,5cyclictest949393-21/usr/sbin/munin09:35:160
90166099401,3cyclictest926121-21dump-pmu-power08:25:010
90166099401,3cyclictest714-21Xorg09:24:580
901673993937,1cyclictest0-21swapper/310:45:593
901664993934,3cyclictest993154-21munin-run11:50:001
901664993929,8cyclictest1006399-21apt-get12:30:121
90166499390,2cyclictest714-21Xorg12:36:591
901660993930,7cyclictest967724-21awk10:30:000
901660993930,7cyclictest266-21systemd-journal11:45:010
901660993920,17cyclictest0-21swapper/010:50:010
90166099390,37cyclictest714-21Xorg10:16:590
90166099390,37cyclictest714-21Xorg08:07:590
90166999380,35cyclictest0-21swapper/208:44:552
90166999380,35cyclictest0-21swapper/208:39:552
90166999380,35cyclictest0-21swapper/208:34:552
901664993833,4cyclictest978874-21kworker/u8:2+flush-179:011:20:211
901664993831,5cyclictest944435-21kworker/u8:3+events_unbound09:40:201
901664993831,5cyclictest944435-21kworker/u8:3+events_unbound09:40:191
901664993829,7cyclictest922902-21kworker/u8:1+flush-179:009:10:161
901660993825,12cyclictest906707-21latency_hist07:25:010
901660993821,15cyclictest0-21swapper/011:25:210
901660993814,23cyclictest980017-21systemctl11:05:260
90166099380,37cyclictest0-21swapper/008:45:000
901669993734,2cyclictest0-21swapper/212:34:592
901669993734,2cyclictest0-21swapper/210:49:552
90166999370,35cyclictest0-21swapper/209:38:582
90166999370,35cyclictest0-21swapper/208:52:592
90166999370,35cyclictest0-21swapper/208:11:592
901660993733,3cyclictest714-21Xorg11:49:000
901660993732,4cyclictest903172-21munin-run07:15:010
901660993732,4cyclictest1003006-21kworker/u8:3+flush-179:012:25:240
901660993731,4cyclictest919729-21kworker/u8:0+flush-179:008:40:010
901660993727,8cyclictest983874-21apt-get11:20:120
901660993716,19cyclictest959507-21ls10:05:000
4577091370,6ptp4l441ktimers/310:10:013
90167399360,35cyclictest0-21swapper/310:34:593
90167399360,35cyclictest0-21swapper/307:29:553
90167399360,1cyclictest0-21swapper/309:04:003
901669993633,1cyclictest0-21swapper/211:15:002
901664993631,4cyclictest714-21Xorg09:34:591
901660993630,4cyclictest1004721-21latency_hist12:25:010
901660993628,6cyclictest988361-21kworker/u8:1+flush-179:011:35:210
90167399350,1cyclictest0-21swapper/308:35:593
901669993532,2cyclictest0-21swapper/207:57:582
90166999350,1cyclictest0-21swapper/208:01:592
901664993531,3cyclictest714-21Xorg09:23:581
901660993532,2cyclictest994747-21ls11:55:000
901660993530,4cyclictest1003096-21latency_hist12:20:010
901660993521,13cyclictest981877-21unixbench-2d11:10:250
901660993517,14cyclictest0-21swapper/011:20:000
901660993515,19cyclictest913344-21dump-pmu-power07:49:560
901669993432,1cyclictest0-21swapper/209:54:592
901669993431,2cyclictest0-21swapper/212:09:592
901660993432,1cyclictest0-21swapper/011:34:550
901660993424,8cyclictest916560-21latency_hist07:55:000
901660993411,21cyclictest929119-21cat08:30:290
901673993331,1cyclictest0-21swapper/312:24:593
901673993331,1cyclictest0-21swapper/311:04:003
901673993331,1cyclictest0-21swapper/310:41:593
901673993331,1cyclictest0-21swapper/309:18:003
901673993331,1cyclictest0-21swapper/307:55:593
901669993330,2cyclictest0-21swapper/210:28:592
901669993330,2cyclictest0-21swapper/210:09:552
901660993317,15cyclictest969293-21cron10:35:010
901673993230,1cyclictest0-21swapper/309:57:593
901673993226,5cyclictest996338-21turbostat12:04:553
90167399320,31cyclictest0-21swapper/310:55:593
90167399320,31cyclictest0-21swapper/310:55:593
90166099327,5cyclictest484-21dbus-daemon10:10:020
90166099322,2cyclictest932735-21apt-get08:45:100
901673993129,1cyclictest0-21swapper/312:11:583
901673993129,1cyclictest0-21swapper/311:23:593
901673993129,1cyclictest0-21swapper/307:22:593
90167399310,30cyclictest950772-21turbostat09:40:013
901664993123,6cyclictest906860-21/usr/sbin/munin07:25:271
901660993127,3cyclictest0-21swapper/009:55:030
901673993028,1cyclictest0-21swapper/310:36:003
901673993028,1cyclictest0-21swapper/309:10:583
901673993028,1cyclictest0-21swapper/308:46:593
901673993027,2cyclictest0-21swapper/308:10:123
901669993027,2cyclictest0-21swapper/211:37:592
901669993027,2cyclictest0-21swapper/211:15:132
901669993027,2cyclictest0-21swapper/210:00:132
901669993027,2cyclictest0-21swapper/209:55:012
901669993027,2cyclictest0-21swapper/208:19:552
90166999300,28cyclictest0-21swapper/207:15:152
901660993027,2cyclictest966124-21dump-pmu-power10:25:000
901660993022,6cyclictest901556-21latency_hist07:10:020
4577091300,7ptp4l441ktimers/311:55:003
901673992927,1cyclictest0-21swapper/309:44:593
901673992927,1cyclictest0-21swapper/309:44:593
901673992927,1cyclictest0-21swapper/307:15:143
901673992926,2cyclictest0-21swapper/312:25:143
901673992926,2cyclictest0-21swapper/311:05:153
90167399290,28cyclictest0-21swapper/307:10:173
90167399290,27cyclictest0-21swapper/309:45:023
901669992926,2cyclictest0-21swapper/212:15:142
901669992926,2cyclictest0-21swapper/210:24:592
901669992926,2cyclictest0-21swapper/208:05:132
901669992926,2cyclictest0-21swapper/207:50:142
90166999290,27cyclictest0-21swapper/212:25:142
90166999290,27cyclictest0-21swapper/212:05:012
90166999290,27cyclictest0-21swapper/211:52:592
90166999290,27cyclictest0-21swapper/211:05:152
90166999290,27cyclictest0-21swapper/210:30:132
90166999290,27cyclictest0-21swapper/210:10:032
90166999290,27cyclictest0-21swapper/209:45:022
90166999290,27cyclictest0-21swapper/207:40:022
90166999290,27cyclictest0-21swapper/207:10:172
90166499290,3cyclictest978845-21munin-run11:05:001
4577091290,7ptp4l441ktimers/309:30:003
901673992826,1cyclictest0-21swapper/312:15:133
90167399280,27cyclictest0-21swapper/307:50:133
90167399280,26cyclictest0-21swapper/309:50:013
90167399280,26cyclictest0-21swapper/307:40:013
901669992825,2cyclictest0-21swapper/210:50:112
901669992825,2cyclictest0-21swapper/209:30:132
901669992825,2cyclictest0-21swapper/209:05:132
901669992825,2cyclictest0-21swapper/207:40:012
90166999280,27cyclictest0-21swapper/208:55:012
90166999280,26cyclictest0-21swapper/207:20:032
4577091280,7ptp4l441ktimers/307:35:003
4577091280,6ptp4l441ktimers/309:35:003
4577091280,6ptp4l441ktimers/309:10:003
901673992725,1cyclictest0-21swapper/311:15:133
90167399270,26cyclictest0-21swapper/311:12:593
90167399270,1cyclictest0-21swapper/308:25:143
901669992725,1cyclictest0-21swapper/210:45:002
901669992724,2cyclictest0-21swapper/208:49:002
90166999270,24cyclictest0-21swapper/211:46:002
90166999270,24cyclictest0-21swapper/211:41:582
90166999270,24cyclictest0-21swapper/207:47:592
4577091270,6ptp4l61490irq/134-eno1-TxRx-011:40:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-010:30:003
4577091270,6ptp4l441ktimers/309:00:003
4577091270,6ptp4l441ktimers/308:55:003
4577091270,6ptp4l441ktimers/308:35:003
4577091270,6ptp4l441ktimers/308:10:013
4577091270,5ptp4l441ktimers/308:25:013
901673992624,1cyclictest0-21swapper/307:40:023
901669992623,2cyclictest0-21swapper/210:37:592
901669992623,2cyclictest0-21swapper/208:23:592
90166999260,24cyclictest0-21swapper/211:02:592
90166999260,24cyclictest0-21swapper/207:29:212
4577091260,7ptp4l61490irq/134-eno1-TxRx-011:59:593
4577091260,5ptp4l61490irq/134-eno1-TxRx-011:34:553
4577091260,5ptp4l441ktimers/311:44:563
4577091260,5ptp4l441ktimers/311:29:563
4577091260,5ptp4l441ktimers/310:25:013
4577091260,5ptp4l441ktimers/308:19:563
901673992523,1cyclictest0-21swapper/310:17:593
901673992522,2cyclictest0-21swapper/309:23:583
90166999250,2cyclictest0-21swapper/211:32:002
90166999250,24cyclictest0-21swapper/209:04:592
4577091250,5ptp4l61490irq/134-eno1-TxRx-011:49:563
4577091250,5ptp4l61490irq/134-eno1-TxRx-008:44:573
4577091250,4ptp4l61490irq/134-eno1-TxRx-008:05:013
901669992421,2cyclictest0-21swapper/209:29:592
90166999240,1cyclictest0-21swapper/210:19:592
4577091240,5ptp4l441ktimers/312:34:563
4577091240,4ptp4l61490irq/134-eno1-TxRx-010:54:563
901669992320,2cyclictest0-21swapper/210:59:592
901669992320,2cyclictest0-21swapper/210:59:592
901669992219,2cyclictest0-21swapper/209:19:552
901664992217,3cyclictest0-21swapper/107:10:021
901669992017,2cyclictest0-21swapper/209:22:002
901669992016,2cyclictest0-21swapper/211:58:592
901669992016,2cyclictest0-21swapper/211:25:162
901669991916,2cyclictest0-21swapper/209:11:592
901669991915,2cyclictest0-21swapper/207:34:552
901669991412,1cyclictest0-21swapper/211:25:012
901669991310,2cyclictest0-21swapper/208:28:592
90166999119,1cyclictest0-21swapper/212:38:582
90166999118,2cyclictest0-21swapper/212:20:582
9016699996,2cyclictest0-21swapper/209:41:002
9016699996,2cyclictest0-21swapper/209:40:592
9016699951,2cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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