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2026-07-11 - 06:32
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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 Sat Jul 11, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2082737993219,5cyclictest2159764-21grep20:25:163
208273799302,21cyclictest2415434-21apt-get00:35:113
208273299282,22cyclictest2139033-21apt-get20:05:121
208273799261,21cyclictest2399805-21apt-get00:20:113
208273599261,22cyclictest2323022-21apt-get23:05:122
208273299262,21cyclictest2409956-21apt-get00:30:131
208273299261,22cyclictest0-21swapper/122:45:121
208273299260,23cyclictest0-21swapper/120:25:111
2082737992521,2cyclictest0-21swapper/323:30:003
2082737992520,3cyclictest2169834-21apt-get20:35:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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