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2025-07-15 - 22:36
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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 20 highest latencies:
System rackaslot6.osadl.org (updated Tue Jul 15, 2025 12:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3588976993936,1cyclictest3592291-21munin-plugin-st07:20:003
358897699381,2cyclictest0-21swapper/311:28:043
3588976993311,18cyclictest3663417-21ntpq10:50:283
358897899321,27cyclictest0-21swapper/511:45:215
3588977993228,2cyclictest3670139-21ntpq11:10:244
358897699313,2cyclictest2466439-21dockerd09:37:063
3588972993122,5cyclictest0-21swapper/109:41:071
3588981993025,3cyclictest3680002-21containerd11:39:186
3588981993025,3cyclictest3680002-21containerd11:39:176
3588977993013,13cyclictest0-21swapper/408:00:394
358897699301,2cyclictest0-21swapper/312:34:563
358897699293,2cyclictest3624239-21latency_hist08:55:023
358897699293,2cyclictest3624239-21latency_hist08:55:023
358897699291,2cyclictest772922-21sendmail-mta07:31:123
3588976992912,8cyclictest3640717-21kworker/u16:15-events_freezable_power_11:03:153
358897699291,17cyclictest3594981-21ntpq07:25:243
3588982992823,2cyclictest3689764-21fschecks_time12:10:207
3588978992824,2cyclictest3635721-21kworker/u16:10+rpciod09:45:275
358897699284,1cyclictest3590610-21sshd07:13:503
358897699284,18cyclictest3695768-21latency_hist12:30:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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