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2026-01-08 - 02:08
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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: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot2.osadl.org (updated Wed Jan 07, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11779909913797,28cyclictest54-21kswapd011:35:070
117799099128120,6cyclictest1184424-21kworker/u4:18+events_unbound07:44:010
1177990999892,4cyclictest1177915-21kworker/u4:13+events_unbound08:39:100
1177990999690,4cyclictest1180535-21kworker/u4:5+events_unbound08:34:100
1177990999083,5cyclictest1180537-21kworker/u4:12+events_unbound07:39:010
1177990998981,6cyclictest1180536-21kworker/u4:11+events_unbound07:28:590
1177990998577,6cyclictest1202286-21kworker/u4:12+events_unbound08:54:140
1177990998073,5cyclictest1180537-21kworker/u4:12+events_unbound08:14:060
1177990997871,5cyclictest1177915-21kworker/u4:13+events_unbound08:09:040
1177990997467,5cyclictest1189466-21kworker/u4:1+events_unbound08:04:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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