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2026-06-17 - 17:47
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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 Jun 17, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3067459994442,1cyclictest3077275-21fwupd07:16:561
3067459993025,3cyclictest0-21swapper/107:30:171
306745699280,26cyclictest0-21swapper/008:20:130
306745999272,21cyclictest3338511-21apt-get11:35:121
306745999271,22cyclictest3312720-21apt-get11:10:121
306746499261,21cyclictest3292456-21apt-get10:50:113
306746499260,23cyclictest3185513-21sed09:05:163
306746299262,21cyclictest3164674-21apt-get08:45:142
306745999262,3cyclictest3374378-21apt-get12:10:101
3067459992621,3cyclictest3358596-21systemd-run11:55:011
3067459992620,3cyclictest3200256-21apt-get09:20:121
306745999261,21cyclictest3139232-21apt-get08:20:131
306746499252,2cyclictest3108747-21apt-get07:50:103
306746499251,21cyclictest3231071-21apt-get09:50:113
306746299251,22cyclictest3404808-21seq12:40:012
306746299251,21cyclictest3307641-21apt-get11:05:122
306746299251,21cyclictest3144302-21apt-get08:25:142
3067459992520,3cyclictest3266413-21apt-get10:25:121
3067459992516,2cyclictest3128838-21idleruntime-cro08:10:001
306745999251,21cyclictest3369838-21irqcore12:05:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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