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2026-02-21 - 13:08
[ 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 Sat Feb 21, 2026 00:45:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491231164,23phc2sys0-21swapper/319:08:023
296052206172,23sleep20-21swapper/219:07:512
296032203168,23sleep00-21swapper/019:07:490
295172202170,21sleep10-21swapper/119:06:421
1442221530,6sleep23007099cyclictest21:59:592
307062610,3sleep1231rcuc/121:25:131
239842600,2sleep20-21swapper/221:10:182
295582590,7sleep03006899cyclictest23:35:260
33092550,2sleep30-21swapper/323:50:163
231642530,5sleep223165-21ptp4l22:15:212
139391530,1ptp4l401ktimersoftd/319:52:403
139391510,1ptp4l401ktimersoftd/322:42:583
139391490,1ptp4l391rcuc/322:35:273
211572480,2sleep30-21swapper/321:05:133
139391450,0ptp4l401ktimersoftd/320:19:183
134491440,1getstats0-21swapper/322:45:233
139391430,0ptp4l401ktimersoftd/300:39:153
139391420,34ptp4l0-21swapper/319:10:013
139391420,0ptp4l401ktimersoftd/321:10:133
30070994020,18cyclictest33-21ksoftirqd/220:05:002
30069993833,3cyclictest25-21ksoftirqd/121:11:081
139391380,1ptp4l401ktimersoftd/300:08:203
30071993732,3cyclictest41-21ksoftirqd/321:49:533
30069993731,4cyclictest25-21ksoftirqd/120:50:391
30069993730,5cyclictest25-21ksoftirqd/121:01:411
30068993731,3cyclictest9-21ksoftirqd/022:24:590
30070993630,4cyclictest33-21ksoftirqd/222:20:092
30069993631,3cyclictest25-21ksoftirqd/100:15:001
30069993630,4cyclictest25-21ksoftirqd/122:05:091
30069993630,4cyclictest25-21ksoftirqd/100:20:441
30069993630,4cyclictest25-21ksoftirqd/100:01:091
30069993629,5cyclictest25-21ksoftirqd/100:38:561
30068993630,4cyclictest9-21ksoftirqd/020:55:030
30068993630,4cyclictest9-21ksoftirqd/000:31:250
139391360,0ptp4l401ktimersoftd/323:15:253
30071993529,4cyclictest41-21ksoftirqd/319:58:213
30070993529,4cyclictest33-21ksoftirqd/223:55:302
30070993529,4cyclictest33-21ksoftirqd/223:03:142
30070993529,4cyclictest33-21ksoftirqd/200:02:592
30070993528,5cyclictest33-21ksoftirqd/221:40:062
30069993530,3cyclictest25-21ksoftirqd/122:26:591
30069993530,3cyclictest25-21ksoftirqd/122:01:141
30069993530,3cyclictest25-21ksoftirqd/120:21:591
30069993530,3cyclictest25-21ksoftirqd/120:20:011
30069993529,4cyclictest25-21ksoftirqd/123:20:461
30069993529,4cyclictest25-21ksoftirqd/121:20:481
30069993529,4cyclictest25-21ksoftirqd/120:30:291
30069993528,5cyclictest25-21ksoftirqd/120:40:481
30068993530,3cyclictest9-21ksoftirqd/021:15:140
30068993529,4cyclictest9-21ksoftirqd/019:21:120
30071993429,3cyclictest41-21ksoftirqd/323:34:363
30071993429,3cyclictest41-21ksoftirqd/322:50:043
30071993428,4cyclictest41-21ksoftirqd/319:32:153
30070993429,3cyclictest33-21ksoftirqd/219:35:122
30070993428,4cyclictest33-21ksoftirqd/223:51:532
30070993428,4cyclictest33-21ksoftirqd/219:21:062
30070993428,4cyclictest33-21ksoftirqd/219:12:562
30069993429,3cyclictest25-21ksoftirqd/122:58:201
30069993428,4cyclictest25-21ksoftirqd/122:16:231
30069993428,4cyclictest25-21ksoftirqd/120:01:171
30069993428,4cyclictest25-21ksoftirqd/119:59:201
30069993428,4cyclictest25-21ksoftirqd/119:45:571
30069993428,4cyclictest25-21ksoftirqd/119:29:311
30068993429,3cyclictest9-21ksoftirqd/023:32:300
30068993428,4cyclictest9-21ksoftirqd/023:28:440
30068993428,4cyclictest9-21ksoftirqd/021:28:040
30068993428,4cyclictest9-21ksoftirqd/019:59:350
139391340,0ptp4l401ktimersoftd/321:42:483
30071993328,3cyclictest41-21ksoftirqd/323:44:343
30071993328,3cyclictest41-21ksoftirqd/323:44:343
30071993328,3cyclictest41-21ksoftirqd/320:45:133
30071993328,3cyclictest41-21ksoftirqd/320:40:003
30071993328,3cyclictest41-21ksoftirqd/320:30:393
30071993327,4cyclictest41-21ksoftirqd/321:38:023
30071993327,4cyclictest41-21ksoftirqd/320:28:383
30071993327,4cyclictest41-21ksoftirqd/319:22:313
30071993327,4cyclictest41-21ksoftirqd/300:00:513
30070993328,3cyclictest33-21ksoftirqd/223:45:132
30070993328,3cyclictest33-21ksoftirqd/220:55:202
30070993328,3cyclictest33-21ksoftirqd/200:12:252
30070993327,4cyclictest33-21ksoftirqd/223:34:362
30070993327,4cyclictest33-21ksoftirqd/223:21:122
30070993327,4cyclictest33-21ksoftirqd/223:12:012
30070993327,4cyclictest33-21ksoftirqd/222:43:012
30070993327,4cyclictest33-21ksoftirqd/221:51:132
30070993327,4cyclictest33-21ksoftirqd/221:37:402
30070993327,4cyclictest33-21ksoftirqd/221:07:132
30070993327,4cyclictest33-21ksoftirqd/220:36:442
30070993327,4cyclictest33-21ksoftirqd/220:26:012
30070993327,4cyclictest33-21ksoftirqd/220:24:132
30070993327,4cyclictest33-21ksoftirqd/220:09:402
30070993327,4cyclictest33-21ksoftirqd/200:31:082
30069993328,3cyclictest25-21ksoftirqd/123:40:101
30069993328,3cyclictest25-21ksoftirqd/123:40:101
30069993328,3cyclictest25-21ksoftirqd/123:09:561
30069993328,3cyclictest25-21ksoftirqd/123:03:381
30069993327,4cyclictest25-21ksoftirqd/123:32:171
30069993327,4cyclictest25-21ksoftirqd/122:21:211
30069993327,4cyclictest25-21ksoftirqd/121:00:001
30069993327,4cyclictest25-21ksoftirqd/120:11:481
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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