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2026-07-20 - 14:57
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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 Mon Jul 20, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
400176993811,18cyclictest723533-21idleruntime-cro00:25:011
40017699322,4cyclictest673059-21apt-get23:35:121
40017699321,21cyclictest0-21swapper/122:45:121
40017699311,22cyclictest411380-21ps19:20:181
40017699301,20cyclictest0-21swapper/122:55:121
40017699301,20cyclictest0-21swapper/120:20:001
40017699291,2cyclictest0-21swapper/121:20:131
40017699291,21cyclictest421081-21apt-get19:30:141
40017699291,20cyclictest0-21swapper/119:55:181
40017699290,20cyclictest0-21swapper/120:45:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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