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2026-07-20 - 13:14
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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 Jul 20, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
205589930572944,0cyclictest0-21swapper20:52:160
20558993051681,0cyclictest0-21swapper23:17:160
20558992830282,0cyclictest0-21swapper23:57:140
20558992746273,0cyclictest14598-1kworker/0:1H19:57:190
20558992633280,0cyclictest14598-1kworker/0:1H19:07:230
20558992561334,0cyclictest14598-1kworker/0:1H20:57:200
20558992552621,0cyclictest9-21ksoftirqd/023:02:180
20558992387683,0cyclictest9-21ksoftirqd/023:42:190
20558992380694,0cyclictest27409-21munin-node20:52:190
20558992354646,0cyclictest9-21ksoftirqd/022:22:180
20558992351577,0cyclictest9-21ksoftirqd/023:17:190
20558992343632,0cyclictest0-21swapper21:42:180
20558992329695,0cyclictest29364-21latency_hist19:22:180
20558992327260,0cyclictest14598-1kworker/0:1H22:52:190
20558992320232,0cyclictest14598-1kworker/0:1H20:17:190
20558992317301,0cyclictest14598-1kworker/0:1H21:17:190
20558992312538,0cyclictest9-21ksoftirqd/020:37:190
20558992295690,0cyclictest13500-21munin-node23:22:200
20558992285231,0cyclictest14598-1kworker/0:1H21:07:220
20558992276264,0cyclictest14598-1kworker/0:1H19:02:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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