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2026-01-28 - 15:22
[ 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 Wed Jan 28, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
232492599116106,7cyclictest2391492-21latency_hist10:35:001
23249259910193,6cyclictest2365530-21apt-get09:15:031
2324924999180,8cyclictest2341125-21latency_hist08:00:010
2324924999180,8cyclictest2341125-21latency_hist08:00:010
2324925999081,5cyclictest2358868-21kworker/u8:2+events_unbound09:40:011
2324925999081,5cyclictest2358868-21kworker/u8:2+events_unbound09:40:011
2324925998984,4cyclictest2396249-21kworker/u8:1+flush-179:011:05:221
2324925998981,6cyclictest2336153-21kworker/u8:3+flush-179:007:55:001
2324925998874,11cyclictest266-21systemd-journal09:30:231
2324924998676,8cyclictest2406067-21/usr/sbin/munin11:20:230
2324925998478,4cyclictest2320321-21kworker/u8:2+events_unbound07:10:221
2324925998372,8cyclictest2375331-21latency_hist09:45:001
2324924998368,11cyclictest2386480-21latency_hist10:20:010
2324925998172,6cyclictest2426490-21kworker/u8:0+events_unbound12:30:001
2324925998171,7cyclictest2423314-21latency_hist12:15:001
2324925998070,8cyclictest266-21systemd-journal10:20:021
2324925997973,4cyclictest2358868-21kworker/u8:2+flush-179:009:25:001
2324925997973,4cyclictest2317709-21kworker/u8:1+flush-179:007:20:231
2324924997961,16cyclictest2425160-21/usr/sbin/munin12:20:220
2324925997770,4cyclictest2352560-21kworker/u8:4+flush-179:008:50:011
2324925997571,3cyclictest2409238-21kworker/u8:1+flush-179:011:39:551
2324925997566,6cyclictest2421964-21kworker/u8:1+flush-179:012:20:011
2324925997466,6cyclictest2365000-21kworker/u8:3+events_unbound09:25:211
2324925997366,5cyclictest2372169-21kworker/u8:1+flush-179:010:15:001
2324925997162,7cyclictest2360530-21kworker/u8:0+flush-179:009:10:201
2324924997138,31cyclictest714-21Xorg07:42:580
2324925997063,5cyclictest2329680-21kworker/u8:3+flush-179:007:30:241
2324925996861,5cyclictest2376901-21kworker/u8:0+flush-179:009:55:251
2324925996762,4cyclictest2332794-21kworker/u8:2+flush-179:007:39:561
2324925996760,5cyclictest2372169-21kworker/u8:1+events_unbound10:05:201
232492499670,64cyclictest0-21swapper/009:42:590
2324925996662,3cyclictest2388353-21kworker/u8:0+flush-179:010:39:561
2324925996661,4cyclictest2332794-21kworker/u8:2+flush-179:007:55:211
2324925996661,4cyclictest2332794-21kworker/u8:2+flush-179:007:55:211
2324925996560,4cyclictest2358868-21kworker/u8:2+flush-179:009:55:001
2324925996559,4cyclictest2341181-21kworker/u8:1+flush-179:008:15:191
2324924996543,20cyclictest2336602-21/usr/sbin/munin07:45:240
2324925996460,3cyclictest2402621-21kworker/u8:2+flush-179:011:15:221
2324925996457,5cyclictest2341181-21kworker/u8:1+events_unbound08:05:001
2324925996455,6cyclictest2409238-21kworker/u8:1+flush-179:011:30:211
2324924996455,7cyclictest266-21systemd-journal12:00:220
2324924996455,7cyclictest266-21systemd-journal11:45:210
2324925996357,4cyclictest2407394-21kworker/u8:3+flush-179:012:35:251
2324925996257,4cyclictest2336083-21kworker/u8:1+flush-179:007:50:001
2324925996254,5cyclictest2324839-21kworker/u8:0+flush-179:007:40:211
2324925996251,3cyclictest2347541-21kworker/u8:3+events_unbound08:30:001
2324924996251,8cyclictest2411130-21diskstats11:35:150
2324925996155,4cyclictest2347541-21kworker/u8:3+events_unbound08:55:001
2324924996149,9cyclictest266-21systemd-journal10:38:210
232493099600,1cyclictest0-21swapper/308:30:593
2324925996053,4cyclictest2393054-21kworker/u8:2+events_unbound10:40:141
2324924996052,6cyclictest2365000-21kworker/u8:3+events_unbound09:20:240
2324925995952,4cyclictest2402621-21kworker/u8:2+events_unbound11:10:151
2324925995851,4cyclictest2407394-21kworker/u8:3+flush-179:011:50:191
2324925995851,4cyclictest2358868-21kworker/u8:2+flush-179:009:05:001
2324924995852,4cyclictest2324839-21kworker/u8:0+flush-179:007:10:240
2324925995747,7cyclictest266-21systemd-journal08:06:221
2324924995749,6cyclictest2416950-21latency_hist11:55:020
2324924995743,12cyclictest2363667-21latency_hist09:10:010
2324925995650,4cyclictest2372169-21kworker/u8:1+flush-179:010:30:011
2324925995650,4cyclictest2372169-21kworker/u8:1+flush-179:010:30:011
2324925995447,5cyclictest2407394-21kworker/u8:3+flush-179:012:20:201
2324925995444,7cyclictest2324839-21kworker/u8:0+events_unbound07:15:181
2324924995443,9cyclictest2377170-21apt-get09:50:120
2324925995347,4cyclictest2421728-21latency_hist12:10:011
2324925995347,4cyclictest2421728-21latency_hist12:10:001
2324925995347,4cyclictest2407394-21kworker/u8:3+flush-179:012:00:201
2324924995346,4cyclictest2396268-21latency_hist10:50:020
232492499530,51cyclictest1-21systemd11:16:220
2324925995247,4cyclictest2397846-21kworker/u8:0+flush-179:011:20:151
2324925995238,11cyclictest266-21systemd-journal10:55:001
2324924995244,6cyclictest2324839-21kworker/u8:0+flush-179:007:15:210
2324925995143,6cyclictest2360477-21latency_hist09:00:011
2324924995142,7cyclictest266-21systemd-journal09:05:010
2324924995122,5cyclictest0-21swapper/010:26:590
2324924995122,5cyclictest0-21swapper/010:26:590
2324924995041,7cyclictest266-21systemd-journal07:39:590
2324925994944,4cyclictest2407394-21kworker/u8:3+events_unbound11:55:231
2324924994942,5cyclictest2350936-21latency_hist08:30:010
2324924994938,8cyclictest2349107-21apt-get08:25:010
4577091480,13ptp4l441ktimers/307:10:003
2324925994843,4cyclictest2397846-21kworker/u8:0+flush-179:010:55:251
2324925994841,5cyclictest2407394-21kworker/u8:3+events_unbound12:30:221
2324924994841,4cyclictest2409001-21latency_hist11:30:000
2324924994839,7cyclictest2352560-21kworker/u8:4+events_unbound08:40:010
2324925994743,3cyclictest2355177-21kworker/u8:0+events_unbound08:40:231
2324924994740,5cyclictest2338202-21apt-get07:50:130
2324924994737,8cyclictest2402621-21kworker/u8:2+flush-179:011:10:210
2324925994639,6cyclictest2339563-21kworker/u8:0+events_unbound08:10:181
2324924994638,6cyclictest2347541-21kworker/u8:3+events_unbound08:45:010
2324925994541,3cyclictest2372169-21kworker/u8:1+events_unbound10:15:231
2324925994540,4cyclictest2350914-21kworker/u8:0+flush-179:008:30:181
2324925994539,5cyclictest2393054-21kworker/u8:2+events_unbound10:45:201
2324924994535,8cyclictest2388329-21awk10:25:000
2324924994438,4cyclictest2372169-21kworker/u8:1+events_unbound10:05:230
2324924994437,5cyclictest2358868-21kworker/u8:2+flush-179:009:15:210
2324928994341,1cyclictest0-21swapper/207:49:592
2324924994335,6cyclictest2375585-21apt-get09:45:100
2324924994334,7cyclictest2365521-21munin-plugin-st09:15:010
2324924994332,9cyclictest2380363-21apt-get10:00:140
2324925994229,10cyclictest2399717-21apt-get11:00:131
2324924994234,5cyclictest0-21swapper/008:04:590
2324924994233,7cyclictest2370539-21kworker/u8:0+flush-179:009:35:010
2324924994231,8cyclictest266-21systemd-journal10:45:010
232492499421,2cyclictest714-21Xorg11:05:000
2324924994131,6cyclictest2347541-21kworker/u8:3+flush-179:008:45:210
232493099400,1cyclictest0-21swapper/311:09:563
2324925994035,4cyclictest2378521-21kworker/u8:3+flush-179:010:04:221
2324924994035,3cyclictest714-21Xorg12:31:590
2324924994035,3cyclictest2345900-21munin-run08:15:000
232492499401,37cyclictest714-21Xorg12:16:590
232492499401,2cyclictest714-21Xorg08:16:590
232492499400,38cyclictest714-21Xorg12:12:590
2324925993934,4cyclictest2407394-21kworker/u8:3+events_unbound11:25:231
2324924993935,2cyclictest714-21Xorg10:53:580
2324924993933,4cyclictest0-21swapper/012:25:120
232492499390,37cyclictest714-21Xorg07:23:590
2324930993836,1cyclictest0-21swapper/308:44:553
2324930993835,2cyclictest0-21swapper/312:34:583
2324928993835,2cyclictest0-21swapper/209:21:592
2324925993821,15cyclictest0-21swapper/109:50:001
2324930993734,2cyclictest0-21swapper/308:07:593
2324930993734,2cyclictest0-21swapper/307:33:593
232493099370,36cyclictest0-21swapper/311:36:593
2324928993735,1cyclictest0-21swapper/208:10:012
2324928993734,2cyclictest0-21swapper/211:50:582
2324928993734,2cyclictest0-21swapper/210:33:002
2324928993734,2cyclictest0-21swapper/210:04:002
2324928993734,2cyclictest0-21swapper/208:31:592
2324928993734,2cyclictest0-21swapper/207:53:002
232492899370,35cyclictest0-21swapper/210:48:592
232492899370,35cyclictest0-21swapper/209:11:592
232492899370,35cyclictest0-21swapper/208:23:592
232492899370,1cyclictest0-21swapper/210:54:562
2324925993732,4cyclictest2358868-21kworker/u8:2+flush-179:009:05:231
2324925993732,4cyclictest2344347-21kworker/u8:2+flush-179:008:20:211
232492599370,1cyclictest0-21swapper/107:25:591
2324930993634,1cyclictest0-21swapper/309:23:003
232493099360,35cyclictest0-21swapper/309:53:003
232493099360,35cyclictest0-21swapper/308:13:593
2324928993633,2cyclictest0-21swapper/211:38:582
2324928993633,2cyclictest0-21swapper/211:11:592
232492899360,1cyclictest0-21swapper/209:58:592
232492899360,1cyclictest0-21swapper/209:49:552
2324924993630,5cyclictest2347541-21kworker/u8:3+flush-179:008:59:590
2324924993630,4cyclictest2358868-21kworker/u8:2+flush-179:009:35:190
2324924993630,4cyclictest2358868-21kworker/u8:2+flush-179:009:35:190
2324924993629,5cyclictest2409238-21kworker/u8:1+flush-179:011:40:250
2324924993629,5cyclictest2409238-21kworker/u8:1+flush-179:011:40:240
2324930993533,1cyclictest0-21swapper/310:59:593
2324930993533,1cyclictest0-21swapper/307:35:593
2324930993532,2cyclictest0-21swapper/310:28:593
2324930993532,2cyclictest0-21swapper/310:28:583
232493099350,1cyclictest0-21swapper/309:34:553
2324928993532,2cyclictest0-21swapper/210:06:002
2324925993530,4cyclictest2413819-21systemd-run11:45:001
2324925993530,4cyclictest2413819-21systemd-run11:45:001
2324924993532,2cyclictest0-21swapper/008:30:590
2324924993527,6cyclictest2329680-21kworker/u8:3+flush-179:007:30:210
4577091340,2ptp4l61490irq/134-eno1-TxRx-009:15:023
2324930993432,1cyclictest0-21swapper/312:13:593
2324930993432,1cyclictest0-21swapper/311:49:583
2324930993432,1cyclictest0-21swapper/310:37:583
2324928993432,1cyclictest0-21swapper/208:14:592
2324928993430,2cyclictest0-21swapper/207:23:592
2324930993331,1cyclictest0-21swapper/309:42:593
2324928993330,2cyclictest0-21swapper/209:41:592
2324928993329,2cyclictest0-21swapper/211:59:552
2324924993325,5cyclictest0-21swapper/012:35:580
2324924993324,7cyclictest266-21systemd-journal10:14:550
232492499330,31cyclictest2402640-21grep11:10:010
231999330,9rtkit-daemon1354601-21packagekitd07:06:111
2324930993230,1cyclictest0-21swapper/311:03:003
2324928993229,2cyclictest0-21swapper/207:25:592
2324925993228,3cyclictest2347541-21kworker/u8:3+flush-179:008:35:191
2324924993227,4cyclictest2409238-21kworker/u8:1+flush-179:011:30:240
2324924993225,5cyclictest2344312-21latency_hist08:10:010
2324928993128,2cyclictest0-21swapper/212:36:592
2324928993128,2cyclictest0-21swapper/207:58:592
2324928993128,2cyclictest0-21swapper/207:58:592
2324928993128,2cyclictest0-21swapper/207:40:592
232492899310,2cyclictest0-21swapper/212:34:592
2324924993126,4cyclictest714-21Xorg10:58:590
2324924993124,5cyclictest2376901-21kworker/u8:0+flush-179:009:55:160
2324924993123,5cyclictest0-21swapper/008:55:000
232492499311,2cyclictest0-21swapper/009:25:120
2324930993027,2cyclictest0-21swapper/307:28:583
232493099300,29cyclictest0-21swapper/311:20:133
232493099300,28cyclictest0-21swapper/309:10:023
2324928993026,2cyclictest0-21swapper/209:30:592
232492899300,28cyclictest0-21swapper/212:01:002
2324924993027,2cyclictest2421724-21cron12:10:000
2324924993027,2cyclictest2421724-21cron12:09:590
2324924993026,3cyclictest2324839-21kworker/u8:0+flush-179:007:25:270
4577091290,7ptp4l61490irq/134-eno1-TxRx-011:35:003
4577091290,7ptp4l441ktimers/312:30:013
2324930992928,1cyclictest0-21swapper/312:09:003
2324930992928,1cyclictest0-21swapper/312:08:593
232493099290,27cyclictest0-21swapper/307:45:043
232493099290,1cyclictest0-21swapper/312:20:123
2324928992927,1cyclictest0-21swapper/212:25:022
2324928992926,2cyclictest0-21swapper/208:25:022
232492899290,28cyclictest0-21swapper/211:15:132
232492899290,27cyclictest0-21swapper/211:40:142
232492899290,27cyclictest0-21swapper/211:40:132
232492899290,27cyclictest0-21swapper/211:30:122
232492899290,27cyclictest0-21swapper/211:25:142
232492899290,27cyclictest0-21swapper/210:20:032
232492899290,27cyclictest0-21swapper/208:56:592
232492899290,27cyclictest0-21swapper/208:18:592
232492599290,28cyclictest0-21swapper/111:46:001
2324924992924,4cyclictest266-21systemd-journal10:34:560
4577091280,7ptp4l61490irq/134-eno1-TxRx-010:50:013
4577091280,7ptp4l61490irq/134-eno1-TxRx-010:20:013
4577091280,6ptp4l441ktimers/309:50:003
2324930992826,1cyclictest0-21swapper/312:15:113
2324930992826,1cyclictest0-21swapper/310:31:003
2324930992826,1cyclictest0-21swapper/309:00:123
2324930992826,1cyclictest0-21swapper/308:29:593
2324930992825,2cyclictest0-21swapper/309:10:023
2324930992825,2cyclictest0-21swapper/307:54:593
232493099280,2cyclictest0-21swapper/309:25:123
232493099280,27cyclictest0-21swapper/310:23:583
232493099280,26cyclictest0-21swapper/308:50:133
232493099280,26cyclictest0-21swapper/308:35:123
232493099280,26cyclictest0-21swapper/307:10:123
232493099280,1cyclictest0-21swapper/310:50:143
2324928992826,1cyclictest0-21swapper/212:15:002
2324928992826,1cyclictest0-21swapper/212:05:122
2324928992826,1cyclictest0-21swapper/212:05:122
2324928992826,1cyclictest0-21swapper/207:34:592
232492899280,2cyclictest0-21swapper/210:40:122
232492899280,27cyclictest0-21swapper/207:15:122
232492899280,26cyclictest0-21swapper/209:15:022
232492499281,26cyclictest714-21Xorg11:58:590
4577091270,7ptp4l61490irq/134-eno1-TxRx-010:00:013
4577091270,7ptp4l61490irq/134-eno1-TxRx-007:20:003
4577091270,7ptp4l441ktimers/308:25:013
4577091270,6ptp4l61490irq/134-eno1-TxRx-012:05:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-011:45:013
4577091270,6ptp4l61490irq/134-eno1-TxRx-011:45:003
4577091270,6ptp4l441ktimers/311:55:013
4577091270,6ptp4l441ktimers/311:30:003
4577091270,5ptp4l441ktimers/311:59:563
2324930992725,1cyclictest0-21swapper/312:35:123
232493099270,26cyclictest0-21swapper/307:44:593
232493099270,1cyclictest0-21swapper/310:00:153
2324928992725,1cyclictest0-21swapper/208:49:592
2324928992724,2cyclictest0-21swapper/208:36:592
232492899270,2cyclictest0-21swapper/208:00:592
232492899270,26cyclictest0-21swapper/209:39:592
232492899270,26cyclictest0-21swapper/209:39:582
232492899270,25cyclictest0-21swapper/207:10:142
232492899270,24cyclictest0-21swapper/207:37:592
232492899270,1cyclictest0-21swapper/209:05:122
4577091260,6ptp4l61490irq/134-eno1-TxRx-008:59:593
4577091260,5ptp4l441ktimers/310:14:553
4577091260,5ptp4l441ktimers/308:49:563
4577091260,5ptp4l441ktimers/308:04:563
2324930992625,1cyclictest0-21swapper/309:38:003
2324930992625,1cyclictest0-21swapper/309:37:593
2324930992624,1cyclictest0-21swapper/311:14:593
232493099260,24cyclictest0-21swapper/310:40:133
232493099260,1cyclictest0-21swapper/310:05:593
232492899260,2cyclictest0-21swapper/208:44:552
232492899260,24cyclictest0-21swapper/210:56:592
232492899260,24cyclictest0-21swapper/210:27:582
232492899260,24cyclictest0-21swapper/210:27:582
232492899260,24cyclictest0-21swapper/209:29:592
232492899260,24cyclictest0-21swapper/208:50:592
4577091250,5ptp4l61490irq/134-eno1-TxRx-007:59:563
4577091250,5ptp4l61490irq/134-eno1-TxRx-007:59:563
4577091250,4ptp4l61490irq/134-eno1-TxRx-011:19:553
4577091250,4ptp4l441ktimers/307:24:553
2324928992523,1cyclictest0-21swapper/211:22:582
2324928992522,2cyclictest0-21swapper/210:36:002
232492899250,24cyclictest0-21swapper/212:15:592
2324928992422,1cyclictest0-21swapper/211:47:592
2324930992321,1cyclictest0-21swapper/308:15:593
2324928992320,2cyclictest0-21swapper/212:20:582
232492499195,11cyclictest2324927-21latency_hist07:10:020
2324928991816,1cyclictest0-21swapper/209:50:132
2324928991816,1cyclictest0-21swapper/209:04:592
2324928991614,1cyclictest0-21swapper/210:14:582
2324928991613,2cyclictest0-21swapper/210:19:002
2324928991210,1cyclictest0-21swapper/211:06:592
23249289985,2cyclictest0-21swapper/211:00:182
23249289930,2cyclictest0-21swapper/207:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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