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2025-12-17 - 08:44
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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 20 highest latencies:
System rack3slot7.osadl.org (updated Wed Dec 17, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140230ksoftirqd/04758-21kworker/0:219:05:120
14991300watchdog/03019-21runrttasks19:55:180
14991260watchdog/014051-21munin-node19:09:580
14991220watchdog/03019-21runrttasks20:21:460
14991220watchdog/020747-21nfs_client19:30:140
14991210watchdog/03675-21nfs_client23:50:140
14991210watchdog/021697-21munin-node23:05:100
14991210watchdog/018690-21munin-node19:25:180
14991210watchdog/0150062sleep020:56:140
14991200watchdog/03019-21runrttasks23:33:180
14991190watchdog/07817-21latency_hist20:34:460
14991190watchdog/030989-21ls20:04:460
14991190watchdog/022743-21runrttasks21:21:180
14991190watchdog/017919-21cstates22:50:340
14991170watchdog/04821-21sensors_temp22:09:580
14991170watchdog/03019-21runrttasks00:02:500
14991170watchdog/025392-21needreboot21:30:180
14991170watchdog/016006-21forks19:15:100
14991160watchdog/016841-21seq00:34:140
14991140watchdog/03019-21runrttasks00:05:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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