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2026-08-25 - 05:10
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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 Tue Aug 25, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1659848999479,6cyclictest1808625-21kworker/u4:9+events_unbound23:27:580
1659848999083,5cyclictest1782249-21kworker/u4:4+events_unbound23:17:570
1659848998477,5cyclictest1671300-21kworker/u4:4+events_unbound20:07:300
1659849998270,6cyclictest1697663-21kworker/u4:8+events_unbound21:17:391
1659848998274,6cyclictest1822087-21kworker/u4:7+events_unbound00:18:060
1659848998274,6cyclictest1756060-21kworker/u4:6+events_unbound22:22:510
1659848998274,6cyclictest1680252-21kworker/u4:15+events_unbound20:27:330
1659848997770,5cyclictest1677675-21kworker/u4:0+events_unbound20:37:350
1659848997661,12cyclictest53-21kswapd000:35:440
1659848997467,5cyclictest1786755-21kworker/u4:2+events_unbound23:07:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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