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2026-05-12 - 22:30
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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 May 12, 2026 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
149897399211196,10cyclictest53-21kswapd009:55:110
1498973999891,5cyclictest1515787-21kworker/u4:1+events_unbound09:45:100
1498973999780,6cyclictest1602676-21kworker/u4:13+events_unbound10:40:220
1498973999687,6cyclictest1602676-21kworker/u4:13+events_unbound10:45:240
1498973998982,5cyclictest1541252-21kworker/u4:11+events_unbound09:30:060
1498973998879,7cyclictest1497696-21kworker/u4:12+events_unbound09:15:060
1498975998664,16cyclictest1509453-21latency_hist07:50:131
1498975998569,12cyclictest0-21swapper/109:15:251
1498973998577,6cyclictest1536722-21kworker/u4:7+events_unbound09:35:090
1498973998164,4cyclictest1500280-21kworker/u4:15+events_unbound07:30:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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