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2026-04-28 - 09:33
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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 Tue Apr 28, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9978218431,119sleep00-21swapper/019:09:150
101359917135,16cyclictest10250irq/56-4a10000023:48:110
101359917039,40cyclictest0-21swapper/020:03:050
101359915952,13cyclictest10150irq/55-4a10000022:50:410
101359915448,26cyclictest101ktimersoftd/022:10:420
101359915363,12cyclictest101ktimersoftd/020:55:460
1839221128,11sleep018430-21which23:55:480
778921076,11sleep07793-21sh21:05:200
2066821078,11sleep020670-21fw_forwarded_lo00:05:280
534121065,86sleep05346-21munin-run23:05:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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