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2026-05-15 - 06:03
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Fri May 15, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1193399251130cyclictest14799-21ntp_states00:02:150
1193399235203cyclictest15847-21ssh21:46:130
1193399233207cyclictest26842-21ssh22:33:260
1193399233163cyclictest2365-21rs:main0
1193399231205cyclictest27765-21ntpdc22:37:040
1193399231203cyclictest2535-21ssh23:09:320
1193399231199cyclictest2827-21sendmail-mta22:12:430
1193399229204cyclictest2935-21runrttasks19:41:490
1193399228165cyclictest27409-21ntp_states20:16:150
1193399228163cyclictest19888-21sleep22:03:200
1193399227200cyclictest17924-21df_inode21:55:310
1193399226200cyclictest19217-21sleep22:00:450
1193399226198cyclictest16210-21ssh00:09:010
1193399225156cyclictest10792-21ssh21:25:170
1193399224199cyclictest14054-21munin-run23:59:530
1193399224198cyclictest3824-21munin-run23:15:030
1193399224197cyclictest6568-21modprobe21:06:170
1193399224197cyclictest16843-21modprobe00:11:270
1193399224195cyclictest18939-21sort19:40:070
1193399223200cyclictest2935-21runrttasks23:38:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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