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2026-01-14 - 21:20
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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
Characteristics of the 100 highest latencies:
System rackdslot4.osadl.org (updated Wed Jan 14, 2026 12:45:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
61982203171,21sleep10-21swapper/107:07:141
138591203169,23phc2sys0-21swapper/307:06:193
64062202168,22sleep00-21swapper/007:09:500
63512202169,21sleep20-21swapper/207:09:092
2913121670,6sleep1671199cyclictest10:05:251
210552590,2sleep00-21swapper/009:50:200
210552590,2sleep00-21swapper/009:50:190
300162580,6sleep0671099cyclictest11:15:000
279192570,2sleep10-21swapper/108:55:221
6713995624,3cyclictest41-21ksoftirqd/309:20:003
6713994817,8cyclictest41-21ksoftirqd/308:05:233
6713994814,4cyclictest41-21ksoftirqd/309:20:183
6713994814,4cyclictest41-21ksoftirqd/309:20:183
6713994713,5cyclictest41-21ksoftirqd/312:05:003
1385914734,6phc2sys0-21swapper/307:10:003
6713994641,3cyclictest6735-21cron08:15:003
6713994625,18cyclictest41-21ksoftirqd/311:10:013
6713994624,2cyclictest41-21ksoftirqd/307:20:133
6713994617,7cyclictest41-21ksoftirqd/312:10:133
6713994515,4cyclictest41-21ksoftirqd/311:45:003
6713994515,3cyclictest41-21ksoftirqd/311:45:233
6713994513,4cyclictest41-21ksoftirqd/307:45:173
138491450,0ptp4l401ktimersoftd/307:16:273
6713994414,8cyclictest41-21ksoftirqd/312:30:133
6713994413,4cyclictest41-21ksoftirqd/309:50:243
6713994413,4cyclictest41-21ksoftirqd/309:50:243
6713994311,9cyclictest41-21ksoftirqd/310:50:003
138491430,0ptp4l401ktimersoftd/311:14:203
138491430,0ptp4l401ktimersoftd/309:45:213
138491430,0ptp4l401ktimersoftd/309:05:193
138491430,0ptp4l401ktimersoftd/308:45:533
671399421,4cyclictest41-21ksoftirqd/309:35:053
6713994212,8cyclictest41-21ksoftirqd/311:25:153
6713994212,8cyclictest41-21ksoftirqd/311:25:153
6713994212,3cyclictest41-21ksoftirqd/310:55:143
6711994234,5cyclictest11506-21cron09:30:001
671199421,38cyclictest1303-21runrttasks11:31:331
138491420,0ptp4l401ktimersoftd/311:21:503
138491420,0ptp4l401ktimersoftd/310:15:313
138491420,0ptp4l401ktimersoftd/310:10:533
671399418,7cyclictest41-21ksoftirqd/310:25:003
671399418,7cyclictest41-21ksoftirqd/310:25:003
671399418,3cyclictest41-21ksoftirqd/311:55:133
671399418,3cyclictest41-21ksoftirqd/311:55:123
671399416,4cyclictest41-21ksoftirqd/308:15:233
6713994129,10cyclictest41-21ksoftirqd/309:00:263
671399411,7cyclictest41-21ksoftirqd/310:40:223
671399411,3cyclictest121rcu_preempt12:15:253
6713994112,8cyclictest41-21ksoftirqd/311:55:003
6713994111,8cyclictest41-21ksoftirqd/312:05:113
6713994111,4cyclictest41-21ksoftirqd/310:00:253
6713994111,4cyclictest41-21ksoftirqd/308:50:213
6713994111,4cyclictest41-21ksoftirqd/308:50:213
6713994110,7cyclictest41-21ksoftirqd/309:40:113
6713994110,4cyclictest41-21ksoftirqd/307:35:143
6710994135,4cyclictest9-21ksoftirqd/007:15:170
671399408,3cyclictest41-21ksoftirqd/307:50:233
671399403,5cyclictest41-21ksoftirqd/308:20:203
671399401,4cyclictest41-21ksoftirqd/310:25:443
6713994014,4cyclictest41-21ksoftirqd/307:55:243
6713994011,4cyclictest41-21ksoftirqd/310:35:203
6713994011,3cyclictest41-21ksoftirqd/312:25:253
6713994011,3cyclictest41-21ksoftirqd/312:25:253
6713994010,3cyclictest41-21ksoftirqd/307:25:143
671399400,2cyclictest121rcu_preempt09:12:013
671299400,2cyclictest31859-21ssh11:15:232
671399397,4cyclictest41-21ksoftirqd/310:50:253
671399394,7cyclictest41-21ksoftirqd/308:25:153
6713993934,3cyclictest24299-21cron07:45:003
6713993911,7cyclictest41-21ksoftirqd/311:30:253
6711993934,3cyclictest25-21ksoftirqd/107:20:001
6711993933,3cyclictest2623-21cron11:25:001
671199390,37cyclictest0-21swapper/112:11:521
671199390,37cyclictest0-21swapper/107:45:531
671399388,8cyclictest41-21ksoftirqd/308:35:123
671399388,4cyclictest41-21ksoftirqd/311:35:183
671399387,4cyclictest41-21ksoftirqd/312:20:143
671399386,8cyclictest41-21ksoftirqd/310:00:003
671399386,8cyclictest41-21ksoftirqd/308:35:013
6713993833,3cyclictest41-21ksoftirqd/309:00:003
6713993810,7cyclictest41-21ksoftirqd/310:09:593
50798380,12rtkit-daemon1605-21sendmail-mta12:20:201
671399379,4cyclictest41-21ksoftirqd/308:40:133
6713993732,3cyclictest41-21ksoftirqd/312:35:213
671399371,4cyclictest41-21ksoftirqd/310:32:063
671399371,3cyclictest41-21ksoftirqd/311:15:163
6713993710,6cyclictest41-21ksoftirqd/307:30:133
6712993731,4cyclictest33-21ksoftirqd/210:22:312
6712993731,4cyclictest33-21ksoftirqd/210:22:312
6712993731,4cyclictest33-21ksoftirqd/207:16:332
6711993731,4cyclictest25-21ksoftirqd/107:54:191
671399362,11cyclictest41-21ksoftirqd/311:00:243
6712993631,3cyclictest33-21ksoftirqd/209:56:472
6712993631,3cyclictest33-21ksoftirqd/209:50:182
6712993631,3cyclictest33-21ksoftirqd/209:50:172
6712993630,4cyclictest33-21ksoftirqd/209:08:172
671199368,26cyclictest0-21swapper/111:15:431
6710993630,4cyclictest9-21ksoftirqd/011:59:330
6710993630,4cyclictest9-21ksoftirqd/011:59:330
6710993629,5cyclictest9-21ksoftirqd/008:34:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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