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2025-12-14 - 00:41
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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 rack9slot6.osadl.org (updated Sat Dec 13, 2025 12:53:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3810:49:425033
36,10:49:045032
38,10:49:045031
24,10:49:045030
010:49:045026
0,10:49:045025
0,10:49:045024
0,10:49:045023
0,10:49:045022
0,10:49:045021
0,10:49:045020
0,10:49:045019
0,10:49:045018
0,10:49:045017
0,10:49:045016
0,10:49:045015
0,10:49:045014
0,10:49:045013
0,10:49:045012
0,10:49:045011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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