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2026-02-24 - 19:33
[ 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 50 highest latencies:
System rackdslot1.osadl.org (updated Tue Feb 24, 2026 12:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2089721510,5sleep0634299cyclictest10:00:000
3157021270,3sleep1634399cyclictest09:10:271
165521150,4sleep0101ktimersoftd/009:17:000
6344997713,62cyclictest0-21swapper/209:09:282
6345997331,10cyclictest41-21ksoftirqd/309:17:063
6344996913,54cyclictest0-21swapper/208:25:292
6345996631,8cyclictest41-21ksoftirqd/311:48:463
6345996631,8cyclictest41-21ksoftirqd/311:48:463
134491660,4ptp4l0-21swapper/109:40:151
6345996325,5cyclictest41-21ksoftirqd/311:40:193
6342996322,4cyclictest9-21ksoftirqd/012:15:190
6342996322,4cyclictest9-21ksoftirqd/012:15:180
6342996227,4cyclictest9-21ksoftirqd/008:55:000
134491620,4ptp4l0-21swapper/111:13:471
6345996130,6cyclictest41-21ksoftirqd/308:15:003
6345996130,4cyclictest41-21ksoftirqd/310:17:563
6345996129,4cyclictest41-21ksoftirqd/308:43:203
6345996127,4cyclictest41-21ksoftirqd/309:11:263
6345996030,4cyclictest41-21ksoftirqd/310:21:533
6342996024,6cyclictest9-21ksoftirqd/008:05:010
6342996024,6cyclictest9-21ksoftirqd/008:05:010
6345995932,6cyclictest41-21ksoftirqd/308:30:153
6345995924,7cyclictest41-21ksoftirqd/312:15:183
6345995924,7cyclictest41-21ksoftirqd/312:15:183
134491590,4ptp4l0-21swapper/211:53:112
6345995827,4cyclictest41-21ksoftirqd/309:55:373
6345995826,4cyclictest41-21ksoftirqd/311:10:383
6345995825,7cyclictest41-21ksoftirqd/308:00:003
6345995825,4cyclictest41-21ksoftirqd/311:56:323
634499585,33cyclictest31136-21seq12:39:112
6345995728,4cyclictest41-21ksoftirqd/309:31:343
6345995725,6cyclictest41-21ksoftirqd/311:00:013
134491570,4ptp4l425-21apt-get11:35:021
134491570,3ptp4l0-21swapper/010:19:470
6345995627,8cyclictest41-21ksoftirqd/309:25:173
6345995627,6cyclictest41-21ksoftirqd/309:45:003
6345995623,4cyclictest41-21ksoftirqd/307:35:173
6345995622,3cyclictest41-21ksoftirqd/310:10:003
6345995616,8cyclictest41-21ksoftirqd/311:00:303
6345995616,8cyclictest41-21ksoftirqd/311:00:303
6345995614,7cyclictest41-21ksoftirqd/310:29:063
6342995625,6cyclictest9-21ksoftirqd/010:25:310
6342995624,6cyclictest9-21ksoftirqd/010:15:000
6342995624,4cyclictest9-21ksoftirqd/012:30:130
6342995623,6cyclictest9-21ksoftirqd/011:20:270
6342995622,5cyclictest9-21ksoftirqd/009:00:000
6345995528,3cyclictest41-21ksoftirqd/309:03:183
6345995526,3cyclictest41-21ksoftirqd/308:08:303
6345995523,8cyclictest41-21ksoftirqd/312:25:203
6345995522,3cyclictest41-21ksoftirqd/308:15:283
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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