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2025-12-31 - 17:35
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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 20 highest latencies:
System rackeslot4.osadl.org (updated Wed Dec 31, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
614928993331,1cyclictest675893-21idleruntime-cro08:09:591
61493299282,22cyclictest615142-21apt-get07:10:122
61493299261,22cyclictest935455-21sort12:25:192
61493299261,21cyclictest656023-21apt-get07:50:122
614934992521,2cyclictest889456-21apt-get11:40:133
61493499251,21cyclictest731804-21apt-get09:05:113
61493299252,3cyclictest914723-21apt-get12:05:112
614932992521,2cyclictest899588-21apt-get11:50:122
614932992520,3cyclictest676164-21apt-get08:10:112
61493299251,23cyclictest711342-21idleruntime-cro08:45:002
61493299251,21cyclictest625252-21apt-get07:20:112
61493299251,21cyclictest0-21swapper/212:35:152
61493299250,22cyclictest889460-21runrttasks11:40:122
61492899255,19cyclictest0-21swapper/107:30:191
61492899252,2cyclictest894510-21apt-get11:45:121
61492899252,22cyclictest721700-21apt-get08:55:141
61492899252,22cyclictest721700-21apt-get08:55:141
61492899251,20cyclictest0-21swapper/109:30:141
614934992421,2cyclictest0-21swapper/311:25:173
61493499241,20cyclictest904643-21apt-get11:55:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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