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2026-02-22 - 22:28
[ 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 Sun Feb 22, 2026 12:45:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591206172,23phc2sys0-21swapper/307:07:383
161562202170,21sleep20-21swapper/207:09:422
160352202169,21sleep00-21swapper/007:08:150
159862201167,23sleep10-21swapper/107:07:351
138591162123,13phc2sys0-21swapper/307:10:013
138591162123,13phc2sys0-21swapper/307:10:003
2139921610,7sleep21647399cyclictest10:35:012
1188021560,5sleep21647399cyclictest08:05:132
16474996824,4cyclictest41-21ksoftirqd/310:50:183
16474996432,4cyclictest41-21ksoftirqd/307:50:273
16474996427,9cyclictest41-21ksoftirqd/308:00:003
115512640,3sleep111555-21latency_hist08:05:001
16474996228,9cyclictest41-21ksoftirqd/309:25:273
16474996131,4cyclictest41-21ksoftirqd/309:05:193
16474996127,5cyclictest41-21ksoftirqd/310:45:253
16474996121,10cyclictest41-21ksoftirqd/307:30:183
16474995930,3cyclictest41-21ksoftirqd/310:40:143
16474995928,8cyclictest41-21ksoftirqd/309:50:153
16474995927,11cyclictest41-21ksoftirqd/309:00:273
16474995923,9cyclictest41-21ksoftirqd/307:25:243
16474995830,8cyclictest41-21ksoftirqd/310:10:133
16474995830,3cyclictest41-21ksoftirqd/311:20:203
77012570,1sleep10-21swapper/109:00:191
16474995729,4cyclictest41-21ksoftirqd/308:10:003
16474995728,4cyclictest41-21ksoftirqd/311:55:223
16474995727,7cyclictest41-21ksoftirqd/308:50:013
16474995727,7cyclictest41-21ksoftirqd/308:30:253
16474995727,4cyclictest41-21ksoftirqd/308:20:233
16474995727,3cyclictest41-21ksoftirqd/308:40:003
16474995629,7cyclictest41-21ksoftirqd/311:15:163
16474995627,3cyclictest41-21ksoftirqd/310:35:143
16474995624,4cyclictest41-21ksoftirqd/309:20:143
16474995624,3cyclictest41-21ksoftirqd/307:20:303
19872550,2sleep30-21swapper/309:55:143
16474995527,3cyclictest41-21ksoftirqd/312:00:133
16474995527,3cyclictest41-21ksoftirqd/312:00:123
16474995525,9cyclictest41-21ksoftirqd/307:40:123
16474995522,7cyclictest41-21ksoftirqd/310:25:013
138491550,0ptp4l401ktimersoftd/309:10:243
16474995431,7cyclictest41-21ksoftirqd/311:40:213
16474995430,5cyclictest41-21ksoftirqd/309:35:203
16474995424,6cyclictest41-21ksoftirqd/309:30:193
16471995410,20cyclictest29240-21cstates10:50:150
1647499537,6cyclictest41-21ksoftirqd/310:15:193
1647499537,6cyclictest41-21ksoftirqd/310:15:183
16474995328,3cyclictest41-21ksoftirqd/312:05:243
16474995323,4cyclictest41-21ksoftirqd/311:25:163
16474995323,4cyclictest41-21ksoftirqd/308:10:153
16474995321,8cyclictest41-21ksoftirqd/308:40:133
1647499526,7cyclictest41-21ksoftirqd/309:15:253
16474995224,8cyclictest41-21ksoftirqd/307:35:163
16474995224,6cyclictest41-21ksoftirqd/311:35:153
16474995215,5cyclictest41-21ksoftirqd/307:18:483
50798510,13rtkit-daemon0-21swapper/107:49:301
16474995126,7cyclictest41-21ksoftirqd/310:05:143
16474995119,4cyclictest41-21ksoftirqd/308:55:263
16474995116,8cyclictest41-21ksoftirqd/307:45:263
16474995114,4cyclictest41-21ksoftirqd/311:50:013
16474995114,4cyclictest41-21ksoftirqd/311:47:173
16474995114,4cyclictest41-21ksoftirqd/310:31:153
16474995112,4cyclictest41-21ksoftirqd/309:49:233
16474995112,4cyclictest41-21ksoftirqd/309:43:293
1647399513,5cyclictest321ktimersoftd/208:20:002
16474995029,6cyclictest41-21ksoftirqd/312:20:193
16474995024,3cyclictest41-21ksoftirqd/312:40:013
16474995021,8cyclictest41-21ksoftirqd/311:30:133
16474995021,8cyclictest41-21ksoftirqd/311:30:133
16474995013,4cyclictest41-21ksoftirqd/312:29:213
1647399507,5cyclictest33-21ksoftirqd/212:00:232
1647399507,5cyclictest33-21ksoftirqd/212:00:232
1647399503,6cyclictest33-21ksoftirqd/211:40:152
1647399502,7cyclictest9754-21if_enp4s009:05:182
1647499495,3cyclictest41-21ksoftirqd/308:00:193
16474994915,4cyclictest41-21ksoftirqd/312:10:183
16474994912,4cyclictest41-21ksoftirqd/308:26:233
1647399490,6cyclictest117212sleep210:15:022
1647399490,6cyclictest117212sleep210:15:022
1647399483,6cyclictest33-21ksoftirqd/210:55:002
1647399483,6cyclictest33-21ksoftirqd/209:45:132
1647399482,5cyclictest33-21ksoftirqd/208:00:252
1647399482,4cyclictest0-21swapper/210:45:132
16473994815,9cyclictest33-21ksoftirqd/211:20:202
1647399480,7cyclictest321ktimersoftd/211:30:192
1647399480,7cyclictest321ktimersoftd/211:30:192
1647399480,6cyclictest321ktimersoftd/209:35:252
1647499478,9cyclictest41-21ksoftirqd/312:15:153
1647499474,7cyclictest41-21ksoftirqd/308:50:233
16474994710,8cyclictest41-21ksoftirqd/310:04:353
1647399474,8cyclictest33-21ksoftirqd/212:37:542
1647399473,5cyclictest33-21ksoftirqd/212:17:402
1647399472,6cyclictest33-21ksoftirqd/207:50:012
1647399472,5cyclictest0-21swapper/211:10:192
1647399471,6cyclictest7487-21irqrtprio10:05:202
1647399471,5cyclictest33-21ksoftirqd/209:25:132
1647399470,5cyclictest0-21swapper/211:50:292
16474994635,3cyclictest41-21ksoftirqd/310:55:253
16474994619,10cyclictest41-21ksoftirqd/310:25:243
16474994612,8cyclictest41-21ksoftirqd/311:01:443
1647399465,9cyclictest33-21ksoftirqd/207:20:172
1647399465,8cyclictest33-21ksoftirqd/212:26:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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