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2025-11-29 - 00:21
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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 20 highest latencies:
System rackaslot0.osadl.org (updated Fri Nov 28, 2025 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13732970,0sleep31376-21bash10:08:163
311152940,2sleep01385999cyclictest09:51:150
136532940,0sleep30-21swapper/311:21:593
127142660,1sleep10-21swapper/110:59:381
35382650,0sleep30-21swapper/309:47:343
242642590,0sleep20-21swapper/210:19:382
12462590,1sleep20-21swapper/211:20:192
10752580,1sleep21060-21sshd11:02:082
166352560,1sleep016636-21sshd11:04:150
6312550,1sleep10-21swapper/110:32:591
235452550,1sleep21578-21nfsd10:27:262
114922550,0sleep20-21swapper/211:38:212
1147325431,19sleep10-21swapper/107:05:141
1340525327,22sleep30-21swapper/307:07:353
1359825230,19sleep20-21swapper/207:09:562
83912510,0sleep21819-21runrttasks09:10:112
44522510,0sleep10-21swapper/107:55:161
13102510,0sleep31302-21sshd11:10:303
239042500,1sleep223890-21sshd10:11:052
148512500,1sleep014850-21bash10:43:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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