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2025-12-15 - 16:55
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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 rackbslot4.osadl.org (updated Mon Dec 15, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1436121000,4sleep30-21swapper/311:03:483
2217499641,57cyclictest2673-21crond09:08:262
2217499641,57cyclictest2673-21crond09:08:262
2217499634,53cyclictest14833-21/usr/sbin/munin12:33:532
2217499604,50cyclictest0-21swapper/209:23:272
22174996014,11cyclictest0-21swapper/209:38:382
2182025812,40sleep10-21swapper/107:07:151
2217499577,44cyclictest21021-21/usr/sbin/munin11:23:462
2217499568,42cyclictest20747-21sed09:53:532
2217499556,43cyclictest9083-21/usr/sbin/munin07:58:412
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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