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2026-08-25 - 23:30
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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 Tue Aug 25, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140120ksoftirqd/08011-21kworker/0:206:56:530
14991340watchdog/029995-21munin-node11:31:510
14991340watchdog/022492-21uptime09:21:590
14991320watchdog/018245-21needreboot09:07:110
14991290watchdog/015125-21nfs_client08:57:110
14991250watchdog/028130-21runrttasks11:25:110
14991250watchdog/018353-21aten2.4_r3power10:52:190
14991240watchdog/017514-21mailstats07:21:510
14991210watchdog/021207-21iostat07:32:070
14991200watchdog/08138-21runrttasks08:35:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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