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2026-06-28 - 21:28
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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 Jun 28, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3349750993430,2cyclictest0-21swapper/111:50:141
334975899272,21cyclictest3523366-21apt-get10:00:123
3349748992723,3cyclictest61650irq/133-enp0s29f1:rx-007:45:110
334975499261,21cyclictest3431222-21apt-get08:30:132
334975499261,20cyclictest3619906-21apt-get11:35:112
334975099261,22cyclictest3503146-21apt-get09:40:111
334975499251,21cyclictest3604722-21apt-get11:20:112
334975499251,20cyclictest3599667-21apt-get11:15:122
334975499251,20cyclictest3355015-21apt-get07:15:132
334975099252,21cyclictest3630017-21apt-get11:45:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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