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2026-01-23 - 12:54
[ 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 rackdslot4.osadl.org (updated Fri Jan 23, 2026 00:45:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591207173,23phc2sys0-21swapper/319:09:183
319972203170,22sleep10-21swapper/119:09:121
318092202169,22sleep00-21swapper/019:06:500
319932196164,21sleep20-21swapper/219:09:092
1495621520,5sleep13235399cyclictest19:40:001
3206128464,10sleep10-21swapper/119:10:011
3206128464,10sleep10-21swapper/119:10:011
303802610,2sleep30-21swapper/321:15:143
138491570,1ptp4l401ktimersoftd/322:24:043
284472550,3sleep20-21swapper/222:15:182
138491520,1ptp4l391rcuc/323:42:083
291562510,2sleep10-21swapper/122:15:251
184992510,4sleep0101ktimersoftd/020:50:160
121842500,1sleep212188-21timerwakeupswit23:50:262
77762460,2sleep00-21swapper/022:40:110
3235499460,45cyclictest0-21swapper/223:15:232
3235499460,44cyclictest0-21swapper/223:05:232
134991460,7getstats3235599cyclictest19:49:593
3235499450,44cyclictest0-21swapper/221:10:232
3235499450,43cyclictest0-21swapper/221:40:332
32354994416,26cyclictest0-21swapper/221:20:322
3235499440,42cyclictest0-21swapper/222:00:222
3235499440,42cyclictest0-21swapper/220:25:222
3235499430,41cyclictest0-21swapper/221:35:232
138491430,0ptp4l401ktimersoftd/300:31:403
3235499428,32cyclictest0-21swapper/221:59:232
32354994213,27cyclictest0-21swapper/221:25:222
32352994135,3cyclictest14832-21sh22:55:010
138491410,1ptp4l401ktimersoftd/322:37:133
32354994022,15cyclictest33-21ksoftirqd/219:55:002
32354994012,26cyclictest0-21swapper/223:25:332
3235499400,38cyclictest0-21swapper/220:35:332
32355993932,5cyclictest41-21ksoftirqd/300:10:003
3235499390,37cyclictest0-21swapper/221:00:322
3235399399,28cyclictest0-21swapper/123:18:141
3235399390,2cyclictest0-21swapper/123:05:441
138491390,1ptp4l0-21swapper/322:05:263
32355993732,3cyclictest41-21ksoftirqd/300:04:513
32355993732,3cyclictest22674-21dump-pmu-power21:00:013
32355993723,12cyclictest41-21ksoftirqd/323:07:473
32354993733,2cyclictest8340-21fschecks_count20:30:142
3235399378,27cyclictest0-21swapper/123:35:031
3235299371,2cyclictest121rcu_preempt21:47:180
32355993632,3cyclictest41-21ksoftirqd/321:14:593
32355993629,5cyclictest41-21ksoftirqd/320:09:513
32355993628,5cyclictest41-21ksoftirqd/323:55:133
32354993631,3cyclictest33-21ksoftirqd/222:15:002
32354993630,4cyclictest33-21ksoftirqd/221:06:552
32354993630,4cyclictest33-21ksoftirqd/219:47:032
32354993630,4cyclictest33-21ksoftirqd/200:06:382
32353993630,4cyclictest25-21ksoftirqd/123:54:491
32353993630,4cyclictest25-21ksoftirqd/120:37:331
32352993630,4cyclictest9-21ksoftirqd/022:22:380
32352993630,4cyclictest9-21ksoftirqd/020:15:460
32355993529,4cyclictest41-21ksoftirqd/323:24:123
32355993529,4cyclictest41-21ksoftirqd/322:47:083
32355993529,4cyclictest41-21ksoftirqd/321:25:333
32355993529,4cyclictest41-21ksoftirqd/319:58:283
32355993529,4cyclictest41-21ksoftirqd/319:20:573
32355993528,4cyclictest41-21ksoftirqd/320:11:023
32354993529,4cyclictest33-21ksoftirqd/223:58:402
32354993529,4cyclictest33-21ksoftirqd/223:22:462
32354993529,4cyclictest33-21ksoftirqd/223:11:582
32354993529,4cyclictest33-21ksoftirqd/221:34:592
32354993529,4cyclictest33-21ksoftirqd/219:28:012
32354993529,4cyclictest33-21ksoftirqd/219:19:302
32354993529,4cyclictest33-21ksoftirqd/200:29:252
32354993529,4cyclictest33-21ksoftirqd/200:14:082
32354993512,3cyclictest22612-21seq20:59:252
32353993531,3cyclictest25-21ksoftirqd/121:25:011
32353993530,3cyclictest25-21ksoftirqd/121:14:591
32353993530,3cyclictest25-21ksoftirqd/120:12:101
32353993530,3cyclictest25-21ksoftirqd/100:30:141
32353993529,4cyclictest25-21ksoftirqd/123:40:331
32353993529,4cyclictest25-21ksoftirqd/122:11:441
32353993529,4cyclictest25-21ksoftirqd/121:36:571
32353993529,4cyclictest25-21ksoftirqd/120:26:261
32353993529,4cyclictest25-21ksoftirqd/119:59:461
32353993529,4cyclictest25-21ksoftirqd/119:18:181
32353993529,4cyclictest25-21ksoftirqd/100:35:461
32352993530,3cyclictest9-21ksoftirqd/000:10:100
32355993428,4cyclictest41-21ksoftirqd/323:19:023
32355993428,4cyclictest41-21ksoftirqd/319:41:503
32355993428,4cyclictest41-21ksoftirqd/319:33:043
32355993428,4cyclictest41-21ksoftirqd/300:28:293
32354993429,3cyclictest33-21ksoftirqd/221:54:242
32354993428,4cyclictest33-21ksoftirqd/223:37:292
32354993428,4cyclictest33-21ksoftirqd/223:32:442
32354993428,4cyclictest33-21ksoftirqd/222:38:562
32354993428,4cyclictest33-21ksoftirqd/219:32:592
32354993428,4cyclictest33-21ksoftirqd/200:36:042
32354993428,4cyclictest33-21ksoftirqd/200:34:342
32354993411,3cyclictest17607-21apt-key23:00:032
32354993410,3cyclictest12364-21cat22:50:012
32353993428,4cyclictest25-21ksoftirqd/122:42:131
32353993428,4cyclictest25-21ksoftirqd/121:03:451
32353993428,4cyclictest25-21ksoftirqd/120:23:091
32353993428,4cyclictest25-21ksoftirqd/100:20:411
32352993428,4cyclictest9-21ksoftirqd/023:43:410
32352993428,4cyclictest9-21ksoftirqd/023:04:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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