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2025-08-26 - 21:48
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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 rack9slot4.osadl.org (updated Tue Aug 26, 2025 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32498111880sleep0-21swapper/111:56:271
16599911112cyclictest7747-21ntp_states13:57:380
16599911015cyclictest31525-21sshd16:27:400
1659991093cyclictest21468-21latency_hist15:17:020
1659991089cyclictest0-21swapper/013:06:040
1659991085cyclictest30473-21ssh15:32:080
16599910713cyclictest0-21swapper/013:11:580
1332110773sleep0-21swapper/011:56:440
1659991069cyclictest0-21swapper/013:38:350
1659991059cyclictest0-21swapper/015:38:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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