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2026-07-14 - 08:28
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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 14, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2887399396534,0cyclictest4523-21munin-node23:58:470
288739931241723,0cyclictest4137-21lldpd23:57:370
28873992638740,0cyclictest9-21ksoftirqd/020:57:400
28873992629216,0cyclictest17010-1kworker/0:1H19:57:410
28873992570734,0cyclictest27157-21ls21:57:410
28873992562522,0cyclictest0-21swapper00:12:400
2887399253976,0cyclictest0-21swapper21:37:370
28873992527235,0cyclictest17010-1kworker/0:1H22:57:410
288739925222152,0cyclictest0-21swapper23:24:530
28873992508708,0cyclictest9-21ksoftirqd/023:47:400
28873992488239,0cyclictest17010-1kworker/0:1H20:52:410
28873992460269,0cyclictest17010-1kworker/0:1H19:17:410
28873992457705,0cyclictest19256-21latency_hist20:02:410
28873992386287,0cyclictest17010-1kworker/0:1H21:22:410
28873992372654,0cyclictest9-21ksoftirqd/020:12:420
28873992370681,0cyclictest22216-21latency_hist21:42:410
28873992362611,0cyclictest0-21swapper22:42:410
28873992360218,0cyclictest17010-1kworker/0:1H20:32:410
28873992328747,0cyclictest9-21ksoftirqd/021:07:450
28873992309660,0cyclictest9-21ksoftirqd/023:17:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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