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2026-01-01 - 04:06
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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 Thu Jan 01, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/031589-21kworker/0:119:04:000
14991380watchdog/05215-21aten2.4-expect19:14:110
14991290watchdog/06001-21aten2.4_r3power00:34:230
14991280watchdog/09400-21munin-node19:28:590
14991270watchdog/020630-21nfs_client23:34:150
14991260watchdog/06734-21nfs_client22:49:150
14991260watchdog/028177-21munin-node23:59:110
27159212512sleep027212-21aten2.4_r3power22:09:310
14991250watchdog/04744-21which22:43:590
14991250watchdog/03757-21needreboot20:54:190
14991240watchdog/09726-21unixbench_singl22:59:110
14991220watchdog/024532-21runrttasks23:48:070
14991220watchdog/019925-21runrttasks20:02:350
14991200watchdog/06222-21latency_hist21:03:470
14991190watchdog/07910-21munin-node21:08:590
14991170watchdog/022268-21nfs_client20:09:190
14991170watchdog/020944-21timerandwakeup20:04:270
14991160watchdog/011491-21munin-node19:34:190
14991150watchdog/029820-21sh22:19:110
14991130watchdog/030860-21latency_hist20:38:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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