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2026-05-14 - 16:24
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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, lowest P state: performance
Characteristics of the 10 highest latencies:
System rack3slot7.osadl.org (updated Thu May 14, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/019728-21kworker/0:207:03:440
2874498174161cyclictest0-21swapper10:28:560
14991180watchdog/02792-21runrttasks09:48:580
14991150watchdog/017000-21munin-node08:13:380
14991140watchdog/01319-21sh12:38:260
14991120watchdog/027603-21latency_hist12:18:260
14991100watchdog/029619-21df_inode08:53:500
14991100watchdog/017463-21grep09:58:540
14991080watchdog/02817-21runrttasks10:57:340
14991080watchdog/014820-21aten2.4_r3power08:04:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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