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2026-07-22 - 01:59
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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 10 highest latencies:
System rackfslot0.osadl.org (updated Tue Jul 21, 2026 00:57:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21554869918888,74cyclictest0-21swapper/2020:40:1713
21554869918888,74cyclictest0-21swapper/2020:40:1713
21554799916888,57cyclictest2987512-21kworker/u64:0+efi_rts_wq20:40:1710
21554799916888,57cyclictest2987512-21kworker/u64:0+efi_rts_wq20:40:1710
21554599916885,50cyclictest0-21swapper/1123:53:243
21554599916885,50cyclictest0-21swapper/1123:53:243
21554749916679,60cyclictest2987512-21kworker/u64:0+efi_rts_wq00:38:348
21554509916589,47cyclictest0-21swapper/820:02:2830
21554509916589,47cyclictest0-21swapper/820:02:2830
21554949916389,66cyclictest0-21swapper/2421:32:5117
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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