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2026-07-21 - 15:36
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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 20 highest latencies:
System rack8slot1.osadl.org (updated Tue Jul 21, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
944993211640,0cyclictest9796-1kworker/0:1H06:57:120
944993113862,0cyclictest9-21ksoftirqd/008:17:480
944992746272,0cyclictest9796-1kworker/0:1H08:57:120
944992724145,0cyclictest9796-1kworker/0:1H07:57:120
944992577518,0cyclictest17902-21cron10:52:120
944992545177,0cyclictest9796-1kworker/0:1H09:57:120
944992515600,0cyclictest9-21ksoftirqd/011:32:110
944992481545,0cyclictest9-21ksoftirqd/010:32:120
944992467593,0cyclictest22594-21seq08:02:120
944992463538,0cyclictest3768-21latency_hist10:12:120
944992451616,0cyclictest24799-21latency_hist11:12:120
944992432684,0cyclictest11439-21runrttasks09:02:120
944992416497,0cyclictest9-21ksoftirqd/011:47:160
944992389624,0cyclictest8058-21latency_hist07:17:130
944992369232,0cyclictest9796-1kworker/0:1H08:07:180
944992360282,0cyclictest9796-1kworker/0:1H11:52:110
944992344626,0cyclictest25497-21latency_hist09:42:130
944992344255,0cyclictest9796-1kworker/0:1H10:02:120
944992342287,0cyclictest9796-1kworker/0:1H12:17:120
944992328575,0cyclictest9-21ksoftirqd/012:02:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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