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2025-10-29 - 23:11
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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 Oct 29, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
65750999270,25cyclictest683-21runrttasks08:45:112
65750999266,1cyclictest0-21swapper/210:50:112
65750999261,23cyclictest703527-21apt-get07:55:132
65750999261,21cyclictest779953-21diskmemload09:44:552
65750999261,21cyclictest1014927-21apt-get12:15:132
65750799261,21cyclictest754733-21apt-get08:45:121
65750799261,21cyclictest1014935-21sh12:15:131
65750999252,3cyclictest860337-21ntpq10:10:222
65750999251,4cyclictest945133-21chrt11:20:142
65750999251,4cyclictest945133-21chrt11:20:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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