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2025-12-04 - 19:39
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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 rack9slot4.osadl.org (updated Thu Dec 04, 2025 12:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21088112766sleep0-21swapper/116:18:291
21366991154cyclictest11121-21latency_hist20:38:450
21366991154cyclictest11121-21latency_hist20:38:450
21366991148cyclictest0-21swapper/020:33:450
213669911210cyclictest0-21swapper/018:59:230
213669911014cyclictest0-21swapper/020:39:150
213669911014cyclictest0-21swapper/020:39:150
21366991093cyclictest26168-21latency_hist19:13:430
21366991093cyclictest26168-21latency_hist19:13:430
21366991083cyclictest7583-21latency_hist17:18:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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