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2025-09-17 - 06:54
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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
Characteristics of the 20 highest latencies:
System rackfslot0.osadl.org (updated Wed Sep 17, 2025 00:55:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33056119917888,74cyclictest0-21swapper/2821:25:2121
33056119917888,74cyclictest0-21swapper/2821:25:2121
33056029917585,73cyclictest0-21swapper/1921:25:2111
33056029917585,73cyclictest0-21swapper/1921:25:2011
33056039917086,82cyclictest0-21swapper/2021:40:2713
33056029917082,56cyclictest0-21swapper/1923:15:4611
33056029917082,56cyclictest0-21swapper/1923:15:4611
330559999169142,18cyclictest0-21swapper/1620:55:188
330559999169142,18cyclictest0-21swapper/1620:55:188
3305595991680,103cyclictest3254672-21kworker/u64:0+efi_rts_wq20:10:114
3305595991680,103cyclictest3254672-21kworker/u64:0+efi_rts_wq20:10:104
33056119916786,63cyclictest0-21swapper/2820:30:1321
33056119916784,7cyclictest0-21swapper/2823:15:4621
33056119916784,7cyclictest0-21swapper/2823:15:4621
33056099916775,75cyclictest0-21swapper/2621:25:2119
33056099916775,75cyclictest0-21swapper/2621:25:2019
33055959916688,49cyclictest0-21swapper/1219:14:534
33056029916589,62cyclictest0-21swapper/1920:10:1111
33056029916589,62cyclictest0-21swapper/1920:10:1111
33056129916487,58cyclictest0-21swapper/2920:40:1522
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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