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2025-05-09 - 05:46
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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 rack4slot1.osadl.org (updated Fri May 09, 2025 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
213726630,2sleep012-21ksoftirqd/019:11:390
213726630,2sleep012-21ksoftirqd/019:11:390
2622021540,2sleep10-21swapper/120:16:341
2622021540,2sleep10-21swapper/120:16:341
2947721420,3sleep00-21swapper/023:57:040
2947721420,3sleep00-21swapper/023:57:040
1830321340,4sleep00-21swapper/023:45:230
1830321340,4sleep00-21swapper/023:45:230
1842421270,3sleep00-21swapper/000:23:570
1842421270,3sleep00-21swapper/000:23:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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