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2025-12-22 - 04:14
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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 Mon Dec 22, 2025 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13547995231cyclictest0-21swapper23:59:100
13547995027cyclictest0-21swapper22:43:490
13547995016cyclictest11606-21kworker/0:123:39:480
13547994932cyclictest0-21swapper22:12:590
13547994930cyclictest0-21swapper21:02:410
13547994925cyclictest0-21swapper22:19:300
13547994923cyclictest0-21swapper21:16:050
13547994915cyclictest29474-21kworker/0:221:55:390
13547994828cyclictest0-21swapper22:56:190
13547994828cyclictest0-21swapper22:46:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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