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2026-01-21 - 21:01
[ 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: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackfslot5.osadl.org (updated Wed Jan 21, 2026 12:46:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2735099996957,34cyclictest3215-21kworker/0:2+events_freezable_power_12:38:390
2735299839829,5cyclictest0-21swapper/212:38:392
2735199833818,8cyclictest0-21swapper/112:38:391
2735399828821,3cyclictest0-21swapper/312:38:393
2735099795756,34cyclictest31376-21kworker/0:3+events_freezable_power_08:26:260
2735099794756,33cyclictest27400-21kworker/0:1+events_freezable_power_07:31:350
2735099794756,33cyclictest27400-21kworker/0:1+events_freezable_power_07:31:350
2735099791749,36cyclictest18252-21kworker/0:6+events_freezable_power_10:27:040
2735099786747,34cyclictest31376-21kworker/0:3+events_freezable_power_08:04:300
2735099786747,34cyclictest31376-21kworker/0:3+events_freezable_power_08:04:300
2735099786744,36cyclictest27400-21kworker/0:1+events_freezable_power_10:38:020
2735099786743,37cyclictest31376-21kworker/0:3+events_freezable_power_12:16:430
2735099785746,34cyclictest7566-21kworker/0:4+events_freezable_power_11:43:500
2735099784743,36cyclictest31376-21kworker/0:3+events_freezable_power_11:10:560
2735099782743,34cyclictest31376-21kworker/0:3+events_freezable_power_09:32:140
2735099782743,34cyclictest31376-21kworker/0:3+events_freezable_power_07:42:340
2735099779743,31cyclictest27184-21kworker/0:2+events_freezable_power_09:54:090
2735099778742,31cyclictest12328-21kworker/0:5+events_freezable_power_08:59:200
2735099778742,31cyclictest12328-21kworker/0:5+events_freezable_power_08:59:190
2735099775739,31cyclictest27400-21kworker/0:1+events_freezable_power_12:27:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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