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2026-05-11 - 07:54
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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 20 highest latencies:
System rack8slot1.osadl.org (updated Mon May 11, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
202159928921009,0cyclictest0-21swapper00:02:200
20215992865613,0cyclictest9180-21munin-node20:01:350
20215992818665,0cyclictest0-21swapper23:43:430
20215992816584,0cyclictest7389-21chrt23:01:340
20215992755266,0cyclictest27278-1kworker/0:0H21:01:350
20215992686624,0cyclictest0-21swapper00:01:300
20215992573546,0cyclictest27266-21cron22:26:340
20215992541745,0cyclictest1595-21jbd2/hda3-820:21:340
20215992540215,0cyclictest27278-1kworker/0:0H23:21:340
20215992503224,0cyclictest27278-1kworker/0:0H22:21:330
20215992464233,0cyclictest27278-1kworker/0:0H23:46:330
20215992418771,0cyclictest5649-21which19:51:380
20215992405551,0cyclictest23843-21latency_hist22:16:340
20215992403301,0cyclictest27278-1kworker/0:0H00:21:350
20215992394650,0cyclictest3818-21runrttasks19:46:340
20215992368579,0cyclictest14511-21latency_hist20:16:340
20215992364570,0cyclictest1595-21jbd2/hda3-819:16:340
20215992349702,0cyclictest1595-21jbd2/hda3-822:11:380
20215992334697,0cyclictest9-21ksoftirqd/022:36:340
20215992324650,0cyclictest32108-21latency_hist21:06:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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