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2025-07-15 - 22:27
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack7slot3.osadl.org (updated Tue Jul 15, 2025 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6527284920sleep6526-21wc07:01:370
734799243217cyclictest2984-21memory11:33:050
734799240211cyclictest4865-21grep11:41:580
734799236211cyclictest23214-21munin-node0
734799234209cyclictest13927-21latency_hist09:57:140
734799234208cyclictest18056-21sendmail10:16:140
734799234172cyclictest4433-21rm09:14:050
734799233208cyclictest22580-21interrupts08:12:010
734799233208cyclictest19184-21ssh10:21:090
734799232207cyclictest24414-21ssh10:44:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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