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2026-06-28 - 00:55
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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 Sat Jun 27, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20827019911594,14cyclictest2113544-21apt-get09:10:091
2082701999689,5cyclictest2248756-21kworker/u4:1+events_unbound11:45:571
2082700999584,8cyclictest2156179-21kworker/u4:0+events_unbound10:00:350
2082700999385,6cyclictest2213385-21kworker/u4:7+events_unbound11:05:430
2082700999371,13cyclictest2195315-21kworker/u4:7+events_unbound10:50:420
2082700998980,7cyclictest2107035-21kworker/u4:12+events_unbound08:45:010
2082700998662,6cyclictest2199827-21kworker/u4:11+events_unbound10:55:440
2082700998476,5cyclictest2186988-21kworker/u4:4+events_unbound10:35:000
2082701998372,7cyclictest2186988-21kworker/u4:4+events_unbound10:35:401
2082700997969,6cyclictest2105731-21kworker/u4:4+events_unbound09:00:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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