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2026-04-06 - 11:53
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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 Mon Apr 06, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140210ksoftirqd/022749-21kworker/0:018:59:190
14991260watchdog/024397-21munin-node00:27:440
14991190watchdog/021941-21nfs_client19:03:000
14991150watchdog/01906-21if_err_eth019:43:040
14991150watchdog/011106-21kernelversion23:43:040
14991140watchdog/09598-21needreboot20:08:040
14991140watchdog/06584-21munin-node21:43:080
14991140watchdog/03453-21kernelversion21:33:040
14991140watchdog/017451-21aten2.4_r3power20:33:080
14991130watchdog/029478-21forks22:57:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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