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2026-07-05 - 09:23
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot8.osadl.org (updated Sat Jul 04, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12078225121,36sleep00-21swapper/007:06:160
125859916653,29cyclictest101ktimersoftd/008:05:420
125859916156,17cyclictest25951-21/usr/sbin/munin12:15:250
125859915949,20cyclictest31220-21/usr/sbin/munin08:20:520
125859915429,16cyclictest18564-21runrttasks07:30:450
125859915417,16cyclictest1-21systemd11:47:130
12585991538,18cyclictest19518-21apt-get09:47:130
125859915347,14cyclictest10150irq/55-4a10000012:31:160
125859915051,13cyclictest10150irq/55-4a10000007:26:010
12585991374,32cyclictest23622-21apt10:00:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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