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2026-07-05 - 10:02
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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 Sun Jul 05, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
857021270,3sleep21193199cyclictest00:13:202
3062121230,2sleep01192099cyclictest23:35:280
1036921230,4sleep21193199cyclictest23:33:082
11491210632,44sleep30-21swapper/319:07:403
11628210332,42sleep10-21swapper/119:09:221
40742970,2sleep02512-21runrttasks22:19:290
90922940,3sleep01192099cyclictest22:20:010
63512940,0sleep00-21swapper/000:23:560
85262930,2sleep20-21swapper/223:58:502
109642930,2sleep110960-21sshd00:27:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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