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2026-09-06 - 22:56
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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 Sun Sep 06, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
417699353630,0cyclictest13348-1kworker/0:1H09:45:410
4176993100818,0cyclictest0-21swapper10:44:570
4176993061412,0cyclictest4272-21date06:54:140
4176992710146,0cyclictest13348-1kworker/0:1H07:54:190
4176992560682,0cyclictest1972-21latency_hist09:54:150
4176992443732,0cyclictest21314-21munin-node10:49:150
4176992356711,0cyclictest27014-21ls07:59:170
4176992324494,0cyclictest22175-21latency_hist09:19:150
4176992226250,0cyclictest13348-1kworker/0:1H11:54:160
4176992226100,0cyclictest13348-1kworker/0:1H10:54:160
4176992214698,0cyclictest9-21ksoftirqd/008:29:150
4176992211264,0cyclictest13348-1kworker/0:1H08:09:150
4176992204702,0cyclictest27469-21latency_hist09:34:150
4176992182266,0cyclictest13348-1kworker/0:1H08:49:150
4176992161696,0cyclictest4137-21lldpd08:19:160
4176992112529,0cyclictest9-21ksoftirqd/009:14:150
4176992109285,0cyclictest13348-1kworker/0:1H08:54:150
4176992099625,0cyclictest1595-21jbd2/hda3-806:54:120
4176992031417,0cyclictest9-21ksoftirqd/008:59:150
4176991985592,0cyclictest19860-21cron07:39:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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