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2025-04-02 - 08:12
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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 Wed Apr 02, 2025 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1491821390,4sleep10-21swapper/100:25:551
1491821390,4sleep10-21swapper/100:25:551
2729321300,3sleep10-21swapper/100:00:271
2729321300,3sleep10-21swapper/100:00:271
508521240,2chrt0-21swapper/322:55:453
247902790,3chrt0-21swapper/122:00:571
247902790,3chrt0-21swapper/122:00:571
78032720,4sleep10-21swapper/121:41:031
78032720,4sleep10-21swapper/121:41:031
87662660,6sleep227-21ksoftirqd/223:37:372
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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