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2026-09-19 - 08:16
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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 Fri Sep 18, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27605221027,52sleep00-21swapper/007:09:250
277409914876,35cyclictest31747-21chrt11:37:220
277409914869,35cyclictest1408-21nginx10:39:260
277409914769,38cyclictest30635-21irqstats07:20:290
277409914769,37cyclictest31643-21df09:30:180
277409914466,22cyclictest9389-21apt-get08:07:140
277409914463,24cyclictest17241-21apt-get08:37:080
277409914371,52cyclictest740-21wget07:30:180
277409914368,36cyclictest12754-21ntp_states08:15:390
277409914269,20cyclictest12154-21munin-run12:30:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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