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2026-05-10 - 09:12
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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 Sun May 10, 2026 00:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/016543-21kworker/0:119:03:580
14991360watchdog/028707-21mailstats23:08:560
14991310watchdog/08649-21open_inodes22:03:560
14991260watchdog/028607-21cron19:38:440
14991240watchdog/010203-21munin-node20:23:560
14991210watchdog/01039-21aten2.4_r3power23:24:040
14991190watchdog/016549-21aten2.4_r3power22:29:040
14991190watchdog/015041-21aten2.4_r3power20:39:040
14991180watchdog/03215-21missed_timers23:29:280
14991170watchdog/02792-21runrttasks21:48:200
14991170watchdog/012313-21aten2.4_r3power23:59:200
14991170watchdog/01038-21df21:39:040
14991150watchdog/016480-21cat00:14:040
14991140watchdog/0110922sleep023:55:080
2234501080irq/11-eth019247-21runrttasks22:38:280
806501060irq/14-ide07602-21nfs_client20:14:140
223450990irq/11-eth02792-21runrttasks20:36:520
80650960irq/14-ide013715-21nfs_client22:19:140
80650910irq/14-ide028898-21df19:39:020
223450890irq/11-eth04432-21nfs_client23:34:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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