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2026-04-14 - 14:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 10 highest latencies:
System rack8slot1.osadl.org (updated Tue Apr 14, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
566999288831,0cyclictest31627-1kworker/0:0H00:02:480
5669992790378,0cyclictest31627-1kworker/0:0H21:03:110
5669992784266,0cyclictest31627-1kworker/0:0H00:28:100
5669992656325,0cyclictest31627-1kworker/0:0H19:03:110
56699926301546,0cyclictest19524-21mailstats23:53:170
5669992576293,0cyclictest31627-1kworker/0:0H23:03:100
5669992489179,0cyclictest31627-1kworker/0:0H00:03:130
5669992475783,0cyclictest22699-21sendmail_mailtr20:03:110
5669992418291,0cyclictest31627-1kworker/0:0H00:23:100
5669992335307,0cyclictest31627-1kworker/0:0H20:58:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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