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2026-09-23 - 02:21
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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 rackeslot4.osadl.org (updated Tue Sep 22, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2158952993125,3cyclictest0-21swapper/309:00:183
215895299282,22cyclictest2439240-21apt-get11:45:133
215895299280,25cyclictest2485824-21tr12:30:153
215894299262,22cyclictest2189622-21apt-get07:40:100
215894299262,22cyclictest2174350-21apt-get07:25:120
215894299260,24cyclictest2490135-21sh12:35:000
2158952992520,3cyclictest2383396-21apt-get10:50:153
215895299251,21cyclictest2403708-21apt-get11:10:113
215895299251,20cyclictest2373226-21apt-get10:40:093
215895299251,20cyclictest0-21swapper/308:45:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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