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2026-05-09 - 01:42
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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 Fri May 08, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1314353995047,2cyclictest1477667-21fwupd09:48:563
131434899282,22cyclictest1365640-21apt-get08:00:101
131434899272,22cyclictest1503384-21apt-get10:15:101
131434899272,22cyclictest1360588-21apt-get07:55:111
131435199261,21cyclictest1462892-21apt-get09:35:112
131435199260,25cyclictest1518323-21idleruntime-cro10:29:592
131434899261,22cyclictest1426710-21apt-get09:00:111
131434899261,21cyclictest1319660-21apt-get07:15:111
1314353992523,1cyclictest0-21swapper/309:10:123
131435399252,21cyclictest1452810-21apt-get09:25:123
131435399251,21cyclictest1564208-21apt-get11:15:113
1314348992521,2cyclictest1380757-21apt-get08:15:131
131434899251,3cyclictest1391337-21apt-get08:25:121
131434899251,22cyclictest1411561-21apt-get08:45:121
131434899250,23cyclictest702-21runrttasks10:40:191
131434399252,20cyclictest1610295-21apt-get12:00:120
131435399242,2cyclictest1324764-21apt-get07:20:113
131435199241,20cyclictest1620399-21apt-get12:10:092
131435199241,20cyclictest1385835-21apt-get08:20:112
1314348992420,2cyclictest1600143-21apt-get11:50:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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