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2025-12-07 - 15:13
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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 rackeslot4.osadl.org (updated Sun Dec 07, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1057168993022,7cyclictest1407441-21ls00:10:002
105716899300,28cyclictest0-21swapper/221:10:052
1057168992917,10cyclictest1357622-21ssh23:30:082
1057168992814,5cyclictest0-21swapper/222:46:292
105716899281,24cyclictest0-21swapper/221:45:072
105716899280,26cyclictest1388283-21ssh23:53:442
105716899280,26cyclictest1313319-21ssh22:55:072
105716899280,25cyclictest0-21swapper/200:30:052
105716599280,3cyclictest0-21swapper/123:06:091
1057168992722,4cyclictest1268682-21cron22:20:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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