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2026-02-24 - 12:09
[ 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 Tue Feb 24, 2026 00:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22992207172,23sleep10-21swapper/119:07:471
25032204172,21sleep20-21swapper/219:09:572
24202203167,24sleep30-21swapper/319:08:543
21502198164,23sleep00-21swapper/019:06:050
1385918162,11phc2sys0-21swapper/319:10:013
95432600,5sleep19547-21unixbench_multi22:35:271
251252540,4sleep3280199cyclictest22:05:003
284702530,1sleep30-21swapper/321:05:193
280199473,41cyclictest7556-21cron21:30:003
316612460,2sleep20-21swapper/223:20:252
138491440,0ptp4l401ktimersoftd/323:10:043
2799994330,4cyclictest25-21ksoftirqd/123:55:001
138491430,0ptp4l401ktimersoftd/323:24:163
2800994235,5cyclictest33-21ksoftirqd/200:20:002
138491420,0ptp4l401ktimersoftd/321:30:593
138491420,0ptp4l401ktimersoftd/319:20:213
2801994134,4cyclictest27453-21cron00:20:013
2800994133,5cyclictest33-21ksoftirqd/221:02:522
2800993932,4cyclictest33-21ksoftirqd/223:29:402
2799993922,4cyclictest25-21ksoftirqd/120:20:281
138491390,1ptp4l401ktimersoftd/323:59:273
2799993832,4cyclictest25-21ksoftirqd/119:42:531
2799993832,4cyclictest25-21ksoftirqd/119:31:541
2801993731,4cyclictest41-21ksoftirqd/323:50:183
2801993730,4cyclictest41-21ksoftirqd/300:29:173
2800993731,4cyclictest33-21ksoftirqd/221:39:002
2800993731,4cyclictest33-21ksoftirqd/220:36:332
2800993731,3cyclictest33-21ksoftirqd/221:10:112
2799993731,4cyclictest25-21ksoftirqd/122:09:241
2799993731,4cyclictest25-21ksoftirqd/119:57:331
2799993731,4cyclictest25-21ksoftirqd/119:23:391
2799993730,4cyclictest25-21ksoftirqd/120:27:421
2798993731,4cyclictest9-21ksoftirqd/023:12:000
2801993630,4cyclictest41-21ksoftirqd/321:55:113
2801993630,3cyclictest41-21ksoftirqd/321:05:003
2801993629,4cyclictest41-21ksoftirqd/322:30:483
280199361,15cyclictest0-21swapper/319:35:203
2800993631,3cyclictest33-21ksoftirqd/222:34:592
2800993630,4cyclictest33-21ksoftirqd/221:53:082
2800993630,4cyclictest33-21ksoftirqd/220:52:142
2799993630,4cyclictest25-21ksoftirqd/121:57:121
2799993630,4cyclictest25-21ksoftirqd/121:24:141
2799993630,4cyclictest25-21ksoftirqd/120:06:121
2798993631,3cyclictest9-21ksoftirqd/000:30:120
2798993629,4cyclictest9-21ksoftirqd/023:45:470
2798993629,4cyclictest9-21ksoftirqd/021:07:070
2801993530,3cyclictest41-21ksoftirqd/320:12:523
2801993529,4cyclictest41-21ksoftirqd/320:08:103
280199352,30cyclictest5047-21sed23:34:593
2800993530,3cyclictest33-21ksoftirqd/223:00:112
2800993529,4cyclictest33-21ksoftirqd/223:52:512
2800993529,4cyclictest33-21ksoftirqd/221:58:282
2800993529,4cyclictest33-21ksoftirqd/219:54:292
2800993529,3cyclictest33-21ksoftirqd/219:20:002
2800993528,4cyclictest33-21ksoftirqd/220:11:422
2799993530,3cyclictest25-21ksoftirqd/121:09:061
2799993530,3cyclictest25-21ksoftirqd/100:14:001
2799993529,4cyclictest25-21ksoftirqd/123:20:471
2799993529,4cyclictest25-21ksoftirqd/122:58:381
2799993529,4cyclictest25-21ksoftirqd/122:31:581
2799993529,4cyclictest25-21ksoftirqd/121:36:581
2799993529,4cyclictest25-21ksoftirqd/100:26:471
2799993528,5cyclictest25-21ksoftirqd/121:51:301
2799993528,5cyclictest25-21ksoftirqd/100:31:041
2798993530,3cyclictest9-21ksoftirqd/020:35:110
2798993529,4cyclictest9-21ksoftirqd/023:01:580
2798993529,3cyclictest9-21ksoftirqd/023:32:590
2798993528,4cyclictest9-21ksoftirqd/023:59:190
2801993428,4cyclictest41-21ksoftirqd/323:40:193
2801993428,4cyclictest41-21ksoftirqd/321:53:333
2801993428,4cyclictest41-21ksoftirqd/321:36:403
2801993427,4cyclictest41-21ksoftirqd/322:17:073
280199340,16cyclictest25009-21latency_hist19:55:013
2800993429,3cyclictest33-21ksoftirqd/223:40:102
2800993429,3cyclictest33-21ksoftirqd/220:06:302
2800993428,4cyclictest33-21ksoftirqd/223:59:012
2800993428,4cyclictest33-21ksoftirqd/223:46:012
2800993428,4cyclictest33-21ksoftirqd/223:08:332
2800993428,4cyclictest33-21ksoftirqd/222:37:212
2800993428,4cyclictest33-21ksoftirqd/221:24:482
2800993428,4cyclictest33-21ksoftirqd/200:23:592
2800993427,4cyclictest33-21ksoftirqd/222:45:352
2799993428,4cyclictest25-21ksoftirqd/123:37:121
2799993428,4cyclictest25-21ksoftirqd/123:32:511
2799993428,4cyclictest25-21ksoftirqd/123:27:211
2799993428,4cyclictest25-21ksoftirqd/123:19:311
2799993428,4cyclictest25-21ksoftirqd/122:22:431
2799993428,4cyclictest25-21ksoftirqd/120:48:431
2799993428,4cyclictest25-21ksoftirqd/119:37:151
2799993428,3cyclictest25-21ksoftirqd/122:42:041
2799993428,3cyclictest25-21ksoftirqd/120:35:001
2799993427,4cyclictest25-21ksoftirqd/119:45:171
2798993428,4cyclictest9-21ksoftirqd/022:24:430
2798993428,4cyclictest9-21ksoftirqd/021:47:520
2798993428,4cyclictest9-21ksoftirqd/021:37:560
2798993428,4cyclictest9-21ksoftirqd/020:27:130
2798993428,4cyclictest9-21ksoftirqd/020:17:340
2798993428,4cyclictest9-21ksoftirqd/019:41:390
2798993428,4cyclictest9-21ksoftirqd/000:20:110
2798993428,4cyclictest9-21ksoftirqd/000:06:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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