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2026-03-23 - 18:58
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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 Mon Mar 23, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6657329910492,9cyclictest679841-21kworker/u4:17+events_unbound08:15:321
6657329910393,8cyclictest834623-21kworker/u4:1+events_unbound11:50:371
665732999892,4cyclictest852283-21kworker/u4:7+events_unbound12:21:321
665732999487,5cyclictest821331-21kworker/u4:14+events_unbound11:36:201
665732999167,10cyclictest733779-21kworker/u4:9+events_unbound10:46:031
665732998679,4cyclictest667048-21kworker/u4:9+events_unbound07:15:221
665732998274,6cyclictest791005-21kworker/u4:5+events_unbound11:01:081
665731998251,29cyclictest53-21kswapd011:25:320
665732998171,7cyclictest786548-21kworker/u4:8+events_unbound11:21:191
665731998047,30cyclictest315-21systemd-journal07:15:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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