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2026-02-25 - 09:02
[ 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
Characteristics of the 100 highest latencies:
System rackdslot3.osadl.org (updated Wed Feb 25, 2026 00:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
262552229164,22sleep10-21swapper/119:09:411
261182205170,24sleep30-21swapper/319:07:553
261992202168,23sleep20-21swapper/219:08:592
259522202169,22sleep00-21swapper/019:05:520
896221410,4sleep22657299cyclictest00:10:112
1394918264,10phc2sys0-21swapper/319:10:003
2657199718,61cyclictest0-21swapper/123:40:321
26571997011,57cyclictest0-21swapper/100:05:331
139391600,1ptp4l401ktimersoftd/319:39:423
139391560,1ptp4l401ktimersoftd/321:01:563
26573994638,4cyclictest16065-21apt00:25:003
2657099461,2cyclictest23129-21cat22:25:000
2657299458,6cyclictest0-21swapper/220:00:242
26571994338,3cyclictest22977-21sshd00:37:331
26571994314,27cyclictest0-21swapper/123:56:421
139391430,1ptp4l401ktimersoftd/322:10:363
139391420,0ptp4l401ktimersoftd/321:53:233
26573994136,3cyclictest41-21ksoftirqd/322:00:013
26573994034,3cyclictest41-21ksoftirqd/300:35:013
139391400,0ptp4l401ktimersoftd/320:14:063
26571993911,26cyclictest0-21swapper/100:21:131
26571993810,27cyclictest0-21swapper/120:15:431
139391380,0ptp4l401ktimersoftd/320:18:093
26573993732,3cyclictest41-21ksoftirqd/320:45:003
26573993731,3cyclictest41-21ksoftirqd/323:39:593
26573993731,3cyclictest41-21ksoftirqd/321:45:133
26572993732,3cyclictest23126-21grep22:25:002
26572993730,5cyclictest33-21ksoftirqd/223:20:002
26571993731,4cyclictest25-21ksoftirqd/123:53:171
26570993729,6cyclictest9-21ksoftirqd/022:45:000
139391370,0ptp4l401ktimersoftd/321:19:533
139391370,0ptp4l401ktimersoftd/320:20:273
57898360,2rtkit-daemon0-21swapper/120:25:141
26573993630,4cyclictest41-21ksoftirqd/323:58:293
26573993630,4cyclictest41-21ksoftirqd/323:52:473
26572993630,4cyclictest33-21ksoftirqd/219:25:002
26572993630,4cyclictest33-21ksoftirqd/200:33:512
26571993630,4cyclictest25-21ksoftirqd/122:08:281
26571993630,4cyclictest25-21ksoftirqd/122:01:221
26571993630,4cyclictest25-21ksoftirqd/120:14:071
26571993630,4cyclictest25-21ksoftirqd/100:34:491
26570993630,4cyclictest9-21ksoftirqd/023:17:160
1394913631,2phc2sys41-21ksoftirqd/300:05:193
139391360,12ptp4l401ktimersoftd/320:00:243
26573993530,3cyclictest30577-21kworker/3:122:20:153
26573993530,2cyclictest41-21ksoftirqd/323:35:003
26573993529,3cyclictest41-21ksoftirqd/300:15:183
26572993530,3cyclictest33-21ksoftirqd/223:25:192
26572993529,4cyclictest33-21ksoftirqd/223:03:412
26572993529,4cyclictest33-21ksoftirqd/222:34:452
26572993529,4cyclictest33-21ksoftirqd/221:44:062
26572993529,4cyclictest33-21ksoftirqd/220:28:002
26571993530,3cyclictest25-21ksoftirqd/120:40:001
26571993529,4cyclictest25-21ksoftirqd/123:45:031
26571993529,4cyclictest25-21ksoftirqd/122:22:041
26571993529,4cyclictest25-21ksoftirqd/121:29:411
26571993529,4cyclictest25-21ksoftirqd/120:57:241
26571993529,4cyclictest25-21ksoftirqd/120:31:401
26571993529,3cyclictest25-21ksoftirqd/123:10:111
26571993528,4cyclictest25-21ksoftirqd/120:08:301
26571993515,19cyclictest0-21swapper/123:26:421
26571993514,3cyclictest10293-21grep19:40:271
26570993530,3cyclictest9-21ksoftirqd/019:40:000
26573993430,3cyclictest41-21ksoftirqd/323:24:593
26573993430,2cyclictest41-21ksoftirqd/322:25:133
26573993429,3cyclictest41-21ksoftirqd/323:17:323
26573993429,3cyclictest41-21ksoftirqd/322:15:183
26573993429,3cyclictest41-21ksoftirqd/319:25:193
26573993429,3cyclictest41-21ksoftirqd/300:00:203
26573993428,4cyclictest41-21ksoftirqd/323:43:453
26573993428,4cyclictest41-21ksoftirqd/322:34:543
26573993428,4cyclictest41-21ksoftirqd/321:31:523
26573993428,3cyclictest41-21ksoftirqd/323:05:013
26573993428,3cyclictest41-21ksoftirqd/320:50:003
26573993428,3cyclictest41-21ksoftirqd/320:30:283
2657399340,5cyclictest32094-21irqrtprio21:35:163
26572993428,4cyclictest33-21ksoftirqd/223:31:532
26572993428,4cyclictest33-21ksoftirqd/223:13:282
26572993428,4cyclictest33-21ksoftirqd/221:51:482
26572993428,4cyclictest33-21ksoftirqd/221:30:502
26572993428,4cyclictest33-21ksoftirqd/221:20:072
26572993428,4cyclictest33-21ksoftirqd/220:11:272
26572993428,4cyclictest33-21ksoftirqd/219:47:282
26572993428,4cyclictest33-21ksoftirqd/219:15:072
26572993428,4cyclictest33-21ksoftirqd/200:02:102
26572993427,4cyclictest33-21ksoftirqd/222:46:282
26571993429,3cyclictest25-21ksoftirqd/119:34:591
26571993429,3cyclictest25-21ksoftirqd/119:19:351
26571993428,4cyclictest25-21ksoftirqd/123:35:521
26571993428,4cyclictest25-21ksoftirqd/121:23:351
26571993428,4cyclictest25-21ksoftirqd/119:47:271
26571993427,4cyclictest25-21ksoftirqd/121:15:051
26571993426,5cyclictest25-21ksoftirqd/120:46:001
26571993413,3cyclictest939-21latency_hist21:40:001
26570993429,3cyclictest9-21ksoftirqd/022:55:190
26570993428,4cyclictest9-21ksoftirqd/023:48:360
26570993427,4cyclictest9-21ksoftirqd/023:25:110
26573993328,3cyclictest41-21ksoftirqd/322:51:303
26573993328,3cyclictest41-21ksoftirqd/320:55:193
26573993327,4cyclictest41-21ksoftirqd/322:46:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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