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2025-12-25 - 07:22
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 10 highest latencies:
System rack8slot1.osadl.org (updated Thu Dec 25, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2324399449333,0cyclictest5083-1kworker/0:1H23:19:210
232439940983984,0cyclictest1439-21sshd23:09:400
2324399396730,0cyclictest111rcu_preempt23:19:410
23243993128420,0cyclictest0-21swapper23:30:350
23243993013353,0cyclictest28340-1kworker/0:2H19:09:310
23243992887733,0cyclictest9-21ksoftirqd/023:39:440
23243992774220,0cyclictest28340-1kworker/0:2H20:09:330
23243992544267,0cyclictest5083-1kworker/0:1H00:09:310
23243992539235,0cyclictest5083-1kworker/0:1H23:24:300
23243992420693,0cyclictest23038-21latency_hist20:49:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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