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2026-09-02 - 16:48
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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 Wed Sep 02, 2026 00:57:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17510369918586,74cyclictest4040148-21kworker/u64:0+efi_rts_wq00:34:485
175105899172143,2cyclictest0-21swapper/2119:55:2014
175105899172143,2cyclictest0-21swapper/2119:55:2014
175100899172126,36cyclictest0-21swapper/323:34:3423
175107599171160,9cyclictest0-21swapper/3022:39:2124
175102199169126,32cyclictest0-21swapper/822:39:2130
17510549916778,64cyclictest0-21swapper/2020:35:1613
175104199165156,2cyclictest0-21swapper/1523:30:177
17510169916476,73cyclictest4040148-21kworker/u64:0+efi_rts_wq00:19:4528
17510169916476,73cyclictest4040148-21kworker/u64:0+efi_rts_wq00:19:4528
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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