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2026-09-04 - 07:33
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot8.osadl.org (updated Thu Sep 03, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17029220117,31sleep00-21swapper/007:08:090
173129916224,30cyclictest787-21haveged07:40:040
173129915737,33cyclictest27886-21aten_r7power_vo07:50:220
173129915545,21cyclictest2342-21runrttasks08:17:120
173129915055,15cyclictest19934-21aten_r7power_cu07:20:120
173129915049,13cyclictest10150irq/55-4a10000009:55:090
173129915047,26cyclictest3650irq/20-4900000012:37:130
173129913560,11cyclictest101ktimersoftd/011:05:290
4646211413,88sleep04673-21latency_hist12:35:080
3030521076,84sleep030243-21/usr/sbin/munin08:00:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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