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2026-07-21 - 18:57
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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 Jul 21, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140190ksoftirqd/015076-21kworker/0:207:01:140
14991170watchdog/012174-21df12:04:170
14991160watchdog/026173-21ntp_offset09:19:160
14991120watchdog/031179-21cut11:19:320
14991120watchdog/012788-21aten2.4_r3power08:34:360
14991110watchdog/020131-21grep10:44:200
14991100watchdog/05914-21mailstats09:59:080
14991100watchdog/021572-21nfs_client07:19:280
14991080watchdog/09822-21cstates10:09:400
14991080watchdog/032157-21munin-node07:54:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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