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2026-07-18 - 11:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 10 highest latencies:
System rack3slot7.osadl.org (updated Sat Jul 18, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/09434-21kworker/0:118:59:240
14991180watchdog/029503-21munin-node19:39:300
14991180watchdog/018551-21latency_hist20:49:100
14991180watchdog/010450-21runrttasks20:20:580
14991160watchdog/015603-21grep22:24:220
14991150watchdog/02792-21runrttasks22:32:420
14991150watchdog/02792-21runrttasks20:53:500
14991150watchdog/021176-21runrttasks00:25:500
14991140watchdog/02792-21runrttasks19:33:140
14991130watchdog/022287-21nfs_client20:59:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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