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2026-05-18 - 18:26
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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 May 18, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/013778-21kworker/0:119:03:270
14991350watchdog/028196-21runrttasks19:45:410
14991330watchdog/024869-21aten2.4_r3power19:33:570
14991330watchdog/021720-21aten2.4_r3power22:53:570
14991310watchdog/032415-21timerandwakeup21:43:570
14991270watchdog/028821-21load19:48:330
14991270watchdog/026893-21latency_hist23:13:130
14991260watchdog/014060-21runrttasks22:29:130
14991240watchdog/030790-21aten2.4_r3power23:23:530
14991230watchdog/025750-21ntp_offset19:38:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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