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2026-04-21 - 11:16
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot3.osadl.org (updated Tue Apr 21, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
301612108919sleep30157-21grep19:02:120
3057599274248cyclictest5232-21diskmemload00:03:050
3057599272242cyclictest30821-21cpuspeed23:36:460
3057599264240cyclictest3365-21diskmemload23:56:030
3057599263235cyclictest27632-21ssh21:15:570
305759926095cyclictest23335-21netwatch23:06:370
3057599260236cyclictest11184-21sh22:18:280
3057599260235cyclictest2953-21runrttasks23:23:540
3057599260235cyclictest25346-1diskmemload21:27:140
3057599260235cyclictest14509-21chrt22:31:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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