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2026-02-11 - 14:54
[ 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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackbslot6.osadl.org (updated Wed Feb 11, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
198521820,3sleep1397699cyclictest10:20:111
1068911290,9ptp4l22082-21kworker/3:007:43:223
10542780,2sleep30-21swapper/312:30:213
286302630,2sleep00-21swapper/012:25:280
106891600,1ptp4l401ktimersoftd/312:47:593
37042594,10sleep10-21swapper/107:41:411
179202590,4sleep0397299cyclictest08:09:060
106891590,1ptp4l401ktimersoftd/310:12:403
106891580,1ptp4l401ktimersoftd/311:08:213
3985995745,6cyclictest33-21ksoftirqd/212:24:042
106891570,1ptp4l401ktimersoftd/311:11:513
106891570,1ptp4l401ktimersoftd/308:58:513
77292540,2sleep20-21swapper/207:49:012
3993995346,4cyclictest41-21ksoftirqd/307:59:003
3993995317,9cyclictest41-21ksoftirqd/311:55:153
399399527,8cyclictest41-21ksoftirqd/310:38:513
69472510,3sleep00-21swapper/008:54:060
3993995120,8cyclictest41-21ksoftirqd/310:04:143
3985995137,6cyclictest33-21ksoftirqd/210:03:592
398599511,3cyclictest121rcu_preempt12:19:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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