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2025-11-07 - 13:16
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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 Fri Nov 07, 2025 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
127852223419sleep12782-21cut19:02:130
138009926977cyclictest20958-21sort19:37:370
138009925898cyclictest26599-21sh22:19:560
1380099257109cyclictest13915-21ssh23:43:490
138009925592cyclictest28200-21cpu22:27:130
138009925569cyclictest8489-21ntp_states21:03:260
1380099255230cyclictest3984-21processes20:43:390
1380099252225cyclictest12915-21ssh23:39:300
1380099252103cyclictest21775-1kworker/0:2H23:11:360
1380099251227cyclictest20753-21sh21:55:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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