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2026-03-12 - 17:55
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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 Thu Mar 12, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18977993222107,0cyclictest19076-21sed07:05:020
18977993024813,0cyclictest24287-21munin-node12:05:030
18977992583266,0cyclictest31019-1kworker/0:1H11:05:040
18977992474248,0cyclictest31019-1kworker/0:1H10:05:040
18977992427283,0cyclictest31019-1kworker/0:1H08:50:040
18977992393250,0cyclictest31019-1kworker/0:1H10:00:030
18977992380278,0cyclictest31019-1kworker/0:1H11:20:030
18977992375278,0cyclictest31019-1kworker/0:1H10:30:040
18977992363314,0cyclictest31019-1kworker/0:1H10:45:040
18977992362562,0cyclictest9-21ksoftirqd/008:20:050
18977992353707,0cyclictest17225-21latency_hist11:45:050
18977992342266,0cyclictest31019-1kworker/0:1H08:00:040
18977992338258,0cyclictest31019-1kworker/0:1H07:50:040
18977992330793,0cyclictest30864-21latency_hist10:50:030
18977992330661,0cyclictest27767-21ls07:30:040
18977992320824,0cyclictest635-21munin-node12:30:040
18977992292280,0cyclictest31019-1kworker/0:1H08:40:040
18977992260240,0cyclictest31019-1kworker/0:1H08:45:040
18977992250685,0cyclictest9-21ksoftirqd/009:50:040
18977992185239,0cyclictest31019-1kworker/0:1H11:10:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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