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2026-05-01 - 17:31
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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 01, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
475958994844,2cyclictest776079-21fwupd12:00:213
475950992926,2cyclictest684726-21turbostat10:35:000
47595599271,6cyclictest710273-21taskset11:00:132
47595299271,23cyclictest511704-21apt-get07:45:121
47595899261,21cyclictest608708-21apt-get09:20:103
47595599262,22cyclictest644046-21apt-get09:55:112
47595599262,22cyclictest582942-21apt-get08:55:112
47595599262,21cyclictest659255-21apt-get10:10:112
47595599261,4cyclictest807723-21apt-get12:35:112
47595599260,24cyclictest787191-21cron12:15:002
47595899251,20cyclictest0-21swapper/309:30:113
475952992521,2cyclictest649099-21apt-get10:00:101
47595299251,2cyclictest700133-21apt-get10:50:091
47595299251,21cyclictest542471-21apt-get08:15:131
47595299251,21cyclictest506672-21apt-get07:40:101
47595299251,20cyclictest593521-21apt-get09:05:121
47595899241,3cyclictest679917-21apt-get10:30:103
47595899241,20cyclictest0-21swapper/308:45:123
475955992420,2cyclictest476168-21apt-get07:10:132
475955992418,4cyclictest756338-21turbostat11:44:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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