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2025-04-23 - 16:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackeslot4.osadl.org (updated Wed Apr 23, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
487899301,2cyclictest103349-21awk08:50:010
487899277,2cyclictest171ktimers/011:04:150
4878992721,4cyclictest46901-21apt-get07:55:120
4888992620,4cyclictest72693-21apt-get08:20:113
488099261,21cyclictest305853-21apt-get12:00:131
4878992622,2cyclictest137143-21apt-get09:20:120
4878992619,6cyclictest124047-21diskmemload09:52:150
488899251,20cyclictest263742-21ssh11:20:133
488899251,20cyclictest124047-21diskmemload10:25:243
488899250,21cyclictest215245-21ssh10:35:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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