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2025-12-01 - 14:40
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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 Mon Dec 01, 2025 12:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2627424750,1sleep012-21ksoftirqd/007:11:180
2601523020,4chrt0-21swapper/207:11:162
2740321510,3sleep00-21swapper/010:58:360
2740321510,3sleep00-21swapper/010:58:360
3178121120,3sleep20-21swapper/212:21:122
3178121120,3sleep20-21swapper/212:21:122
1655521120,3sleep216554-21ssh11:25:502
1655521120,3sleep216554-21ssh11:25:502
270762990,2chrt0-21swapper/108:41:121
270762990,2chrt0-21swapper/108:41:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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