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2026-03-15 - 03:24
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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 Sun Mar 15, 2026 01:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4213213940,10sleep04215-21latency_hist19:10:020
42479917138,29cyclictest31200-21runrttasks23:00:140
42479916938,14cyclictest10250irq/56-4a10000023:52:120
42479916839,40cyclictest0-21swapper/021:12:450
42479916335,32cyclictest7687-21runrttasks23:35:230
42479916023,16cyclictest12879-21runrttasks21:47:130
42479915651,20cyclictest30435-21/usr/sbin/munin20:50:190
42479915547,26cyclictest101ktimersoftd/019:40:310
42479915448,20cyclictest10150irq/55-4a10000019:17:070
42479915357,11cyclictest0-21swapper/020:27:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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