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2026-06-26 - 00:16
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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 Thu Jun 25, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3489830999182,7cyclictest3501281-21kworker/u4:2+events_unbound08:20:011
3489829998548,32cyclictest0-21swapper/007:15:010
3489829998227,22cyclictest3665645-21apt-get11:55:090
3489829997738,35cyclictest3534636-21gltestperf09:25:230
3489830997669,5cyclictest3658039-21ntpq11:45:271
3489829997663,8cyclictest53-21kswapd008:30:210
3489829997555,17cyclictest3547402-21ssh09:40:160
3489829997323,16cyclictest0-21swapper/009:40:010
3489829997264,6cyclictest3615484-21kworker/u4:21+events_unbound11:06:080
3489829997162,7cyclictest3642196-21kworker/u4:6+events_unbound11:31:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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