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2026-07-14 - 14:59
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 10 highest latencies:
System rack5slot0.osadl.org (updated Tue Jul 14, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
603421440,0sleep06028-21sshd11:49:460
603421440,0sleep06028-21sshd11:49:460
154321360,0sleep31544-21bash11:44:573
154321360,0sleep31544-21bash11:44:563
1206321250,1sleep012061-21sshd09:40:130
2737821220,5sleep11314199cyclictest11:43:581
2737821220,5sleep11314199cyclictest11:43:581
2484021170,2sleep30-21swapper/312:03:083
615421160,1sleep00-21swapper/010:49:310
1278129932,46sleep10-21swapper/107:08:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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