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2026-06-14 - 23:47
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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 Sun Jun 14, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26948993114675,0cyclictest27051-21munin-node06:59:300
26948992769507,0cyclictest9-21ksoftirqd/007:59:310
26948992670619,0cyclictest4491-21latency_hist08:59:310
269489925622463,0cyclictest0-21swapper10:39:270
26948992501458,0cyclictest9-21ksoftirqd/011:04:310
26948992454249,0cyclictest1321-1kworker/0:1H07:14:320
269489924231299,0cyclictest1321-1kworker/0:1H10:39:300
26948992401118,0cyclictest1321-1kworker/0:1H10:44:300
26948992343125,0cyclictest1057-21munin-node12:04:300
26948992337608,0cyclictest9-21ksoftirqd/011:34:320
26948992336680,0cyclictest16750-21sort11:14:320
26948992334687,0cyclictest9-21ksoftirqd/011:54:310
26948992329203,0cyclictest1321-1kworker/0:1H11:59:310
26948992313226,0cyclictest1321-1kworker/0:1H08:24:320
26948992308820,0cyclictest22808-21seq08:19:310
26948992303749,0cyclictest8851-21latency_hist09:14:300
26948992293253,0cyclictest1321-1kworker/0:1H08:04:310
26948992273228,0cyclictest1321-1kworker/0:1H07:34:320
26948992270224,0cyclictest1321-1kworker/0:1H07:44:310
26948992262700,0cyclictest4435-21munin-node07:24:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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