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2026-02-24 - 03:17
[ 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 rackdslot3.osadl.org (updated Tue Feb 24, 2026 00:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491221156,22phc2sys0-21swapper/319:06:483
208952203169,23sleep10-21swapper/119:06:471
210452202170,22sleep20-21swapper/219:08:372
210112198166,22sleep00-21swapper/019:08:110
1218921820,4sleep32158699cyclictest21:05:153
2769621370,6sleep02158299cyclictest22:45:000
139391840,1ptp4l23025-21cpuspeed22:35:133
139391570,1ptp4l401ktimersoftd/321:46:303
2158499480,46cyclictest0-21swapper/100:36:041
2158499470,45cyclictest0-21swapper/119:35:031
139391470,1ptp4l401ktimersoftd/321:24:253
21585994625,18cyclictest33-21ksoftirqd/220:51:382
2158499451,42cyclictest0-21swapper/123:25:431
2158499440,42cyclictest0-21swapper/122:25:421
139391440,1ptp4l401ktimersoftd/322:44:283
139391430,0ptp4l401ktimersoftd/320:10:213
139391420,0ptp4l401ktimersoftd/320:54:493
21586994029,9cyclictest41-21ksoftirqd/321:40:243
139391400,0ptp4l401ktimersoftd/300:04:273
21585993934,3cyclictest29572-21cron20:35:012
21586993833,3cyclictest26073-21idleruntime-cro21:35:013
21584993832,4cyclictest25-21ksoftirqd/123:58:101
21582993732,3cyclictest9-21ksoftirqd/019:25:000
139391370,0ptp4l401ktimersoftd/323:29:293
57898360,2rtkit-daemon0-21swapper/022:54:180
21586993632,3cyclictest41-21ksoftirqd/322:55:003
21586993631,3cyclictest41-21ksoftirqd/323:55:003
21586993631,3cyclictest41-21ksoftirqd/319:10:263
21586993629,4cyclictest41-21ksoftirqd/300:10:133
21585993630,4cyclictest33-21ksoftirqd/221:48:262
21585993630,4cyclictest33-21ksoftirqd/221:12:032
21584993631,3cyclictest25-21ksoftirqd/119:10:111
21584993630,4cyclictest25-21ksoftirqd/119:46:301
21584993630,4cyclictest25-21ksoftirqd/100:29:521
57898350,5rtkit-daemon13972-21fschecks_time00:30:160
21586993531,2cyclictest41-21ksoftirqd/320:29:593
21586993530,3cyclictest41-21ksoftirqd/323:40:003
21586993530,3cyclictest41-21ksoftirqd/322:10:213
21586993529,4cyclictest41-21ksoftirqd/323:08:263
21586993529,4cyclictest41-21ksoftirqd/320:55:513
21586993529,3cyclictest41-21ksoftirqd/321:25:113
21586993525,9cyclictest41-21ksoftirqd/322:15:143
21586993525,2cyclictest41-21ksoftirqd/322:05:283
21586993520,4cyclictest41-21ksoftirqd/321:15:263
21585993530,3cyclictest33-21ksoftirqd/221:51:152
21585993529,4cyclictest33-21ksoftirqd/200:37:342
21585993528,5cyclictest33-21ksoftirqd/221:04:382
21585993528,4cyclictest33-21ksoftirqd/220:10:012
21584993529,3cyclictest25-21ksoftirqd/121:02:591
2158499350,33cyclictest0-21swapper/121:18:231
21582993530,3cyclictest9-21ksoftirqd/022:35:000
21582993529,4cyclictest9-21ksoftirqd/023:04:140
21582993529,4cyclictest9-21ksoftirqd/020:07:510
21582993529,3cyclictest9-21ksoftirqd/019:10:110
21586993428,4cyclictest41-21ksoftirqd/323:42:113
21586993428,4cyclictest41-21ksoftirqd/321:58:013
21586993428,4cyclictest41-21ksoftirqd/320:32:253
21586993428,4cyclictest41-21ksoftirqd/319:35:143
21585993429,3cyclictest33-21ksoftirqd/223:42:352
21585993429,3cyclictest33-21ksoftirqd/220:13:072
21585993428,4cyclictest33-21ksoftirqd/223:16:072
21585993428,4cyclictest33-21ksoftirqd/220:27:192
21585993428,4cyclictest33-21ksoftirqd/219:29:142
21585993428,4cyclictest33-21ksoftirqd/219:24:372
21585993428,4cyclictest33-21ksoftirqd/200:34:292
21585993428,4cyclictest33-21ksoftirqd/200:06:382
21585993428,4cyclictest33-21ksoftirqd/200:01:242
21584993429,3cyclictest25-21ksoftirqd/122:35:011
21584993429,3cyclictest25-21ksoftirqd/100:00:201
21584993428,4cyclictest25-21ksoftirqd/123:25:001
21584993428,4cyclictest25-21ksoftirqd/123:01:091
21584993428,4cyclictest25-21ksoftirqd/121:28:101
21584993428,4cyclictest25-21ksoftirqd/119:55:291
21584993427,4cyclictest23925-21wc21:30:131
21582993429,3cyclictest9-21ksoftirqd/023:27:090
21582993428,4cyclictest9-21ksoftirqd/020:57:090
21582993428,4cyclictest9-21ksoftirqd/020:24:400
21586993329,3cyclictest41-21ksoftirqd/320:45:003
21586993329,2cyclictest41-21ksoftirqd/322:05:013
21586993329,2cyclictest41-21ksoftirqd/321:00:073
21586993329,2cyclictest41-21ksoftirqd/300:25:193
21586993328,3cyclictest41-21ksoftirqd/323:45:183
21586993328,3cyclictest41-21ksoftirqd/322:26:573
21586993328,3cyclictest41-21ksoftirqd/320:40:013
21586993328,3cyclictest41-21ksoftirqd/319:32:203
21586993328,3cyclictest41-21ksoftirqd/300:25:013
21586993327,4cyclictest41-21ksoftirqd/322:31:283
21586993327,4cyclictest41-21ksoftirqd/321:51:553
21586993327,4cyclictest41-21ksoftirqd/320:05:053
21586993327,4cyclictest41-21ksoftirqd/319:46:243
21586993327,4cyclictest41-21ksoftirqd/300:35:473
21586993326,5cyclictest41-21ksoftirqd/320:00:553
21586993326,4cyclictest41-21ksoftirqd/300:05:113
21585993327,4cyclictest33-21ksoftirqd/223:28:032
21585993327,4cyclictest33-21ksoftirqd/223:03:002
21585993327,4cyclictest33-21ksoftirqd/222:42:492
21585993327,4cyclictest33-21ksoftirqd/222:37:112
21585993327,4cyclictest33-21ksoftirqd/222:22:482
21585993327,4cyclictest33-21ksoftirqd/222:16:102
21585993327,4cyclictest33-21ksoftirqd/222:12:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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