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2026-06-27 - 06:18
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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 rackcslot4.osadl.org (updated Sat Jun 27, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9965112267194,26sleep10-21swapper/119:08:371
9963742254190,48sleep00-21swapper/019:07:090
179699670,8rtkit-daemon1795-21rtkit-daemon21:50:121
179699610,5rtkit-daemon1135867-21apt-get23:15:111
179699590,7rtkit-daemon1141464-21runrttasks23:22:101
179699580,7rtkit-daemon1030978-21turbostat20:39:551
179699580,5rtkit-daemon1167041-21ssh23:58:441
179699570,4rtkit-daemon0-21swapper/100:10:231
179699570,3rtkit-daemon0-21swapper/119:40:391
11409742570,2sleep00-21swapper/023:21:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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