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2025-09-18 - 00:56
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack2slot6.osadl.org (updated Wed Sep 17, 2025 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2354995527cyclictest0-21swapper14:20:590
2354995233cyclictest19753-21kworker/0:216:37:400
2354995224cyclictest0-21swapper15:32:050
2354995029cyclictest0-21swapper13:42:260
2354995026cyclictest0-21swapper16:41:190
2354994933cyclictest0-21swapper13:35:250
2354994927cyclictest0-21swapper15:54:560
2354994926cyclictest0-21swapper14:53:120
2354994918cyclictest19753-21kworker/0:215:37:270
2354994826cyclictest0-21swapper15:51:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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