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2026-09-22 - 21:08
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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 Tue Sep 22, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13717993262970,0cyclictest0-21swapper09:54:280
13717993052849,0cyclictest13812-21latency_hist06:53:140
13717992742904,0cyclictest9-21ksoftirqd/010:03:420
13717992680900,0cyclictest101rcuc/009:43:200
13717992632305,0cyclictest27639-1kworker/0:1H10:53:150
13717992396291,0cyclictest27639-1kworker/0:1H08:33:170
13717992394203,0cyclictest27639-1kworker/0:1H12:18:150
13717992384312,0cyclictest27639-1kworker/0:1H08:58:150
13717992326739,0cyclictest9-21ksoftirqd/006:58:170
13717992321613,0cyclictest9-21ksoftirqd/009:58:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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