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2025-10-29 - 10:45
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Wed Oct 29, 2025 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
382314822620,3chrt3823132-21ntpq21:56:170
384685422600,3sleep03846856-21rm23:05:430
383867422570,2sleep03838675-21ntp_states22:41:500
378907322420,3chrt3789074-21latency_hist20:05:070
387864322410,3chrt22-21kcompactd000:39:330
381255622390,2sleep03812554-21if_eth021:25:300
385407022160,3chrt22-21kcompactd023:26:540
377361899214186,17cyclictest3842552-21kworker/u2:223:35:280
377361899214183,19cyclictest3847989-21kworker/u2:123:40:290
383644222100,3sleep03836444-21if_err_eth022:35:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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