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2026-09-07 - 23:30
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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 Mon Sep 07, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21768992935737,0cyclictest4137-21lldpd06:54:100
217689927441700,0cyclictest0-21swapper10:44:560
21768992733576,0cyclictest9-21ksoftirqd/011:54:110
217689926661774,0cyclictest0-21swapper09:45:370
21768992399600,0cyclictest9-21ksoftirqd/007:29:130
21768992336286,0cyclictest13348-1kworker/0:1H08:09:120
21768992307563,0cyclictest9-21ksoftirqd/008:39:110
21768992301233,0cyclictest13348-1kworker/0:1H12:14:120
21768992297265,0cyclictest13348-1kworker/0:1H10:49:120
21768992290709,0cyclictest9-21ksoftirqd/010:19:120
21768992283271,0cyclictest13348-1kworker/0:1H09:14:130
21768992271295,0cyclictest13348-1kworker/0:1H09:19:120
21768992251257,0cyclictest13348-1kworker/0:1H07:49:130
21768992197184,0cyclictest13348-1kworker/0:1H11:49:120
21768992196652,0cyclictest9-21ksoftirqd/009:09:120
21768992168336,0cyclictest13348-1kworker/0:1H12:19:110
21768992104602,0cyclictest9-21ksoftirqd/010:16:340
21768992046293,0cyclictest13348-1kworker/0:1H11:09:110
21768992029160,0cyclictest13348-1kworker/0:1H09:34:120
21768992027778,0cyclictest7218-21munin-node09:39:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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