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2026-01-12 - 03:23
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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 Jan 12, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
958997215,51cyclictest7342-21ssh21:27:301
958996820,42cyclictest13188-21/usr/sbin/munin21:34:091
958996814,48cyclictest0-21swapper/122:06:391
958996814,48cyclictest0-21swapper/121:55:491
958996716,45cyclictest11429-21ssh22:14:381
958996715,46cyclictest14512-21sed23:44:091
958996715,45cyclictest0-21swapper/121:07:061
95899668,14cyclictest0-21swapper/123:49:071
95899668,14cyclictest0-21swapper/123:49:071
958996621,39cyclictest7319-21sed22:09:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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