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2025-12-20 - 18:00
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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 Sat Dec 20, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
382166499311,27cyclictest0-21swapper/311:10:173
382166499301,2cyclictest3963901-21basename09:30:003
382166499301,20cyclictest4153575-21apt-get12:35:143
382166299281,22cyclictest4045760-21apt-get10:50:132
382166499270,25cyclictest0-21swapper/308:15:123
382166299272,21cyclictest4055946-21apt-get11:00:142
382166299271,21cyclictest4020371-21apt-get10:25:142
382166499261,1cyclictest4081410-21apt-get11:25:143
382166499260,25cyclictest0-21swapper/311:55:023
382166299262,3cyclictest3964187-21apt-get09:30:132
382166299261,21cyclictest3974320-21apt-get09:40:152
382165499262,22cyclictest3984404-21apt-get09:50:160
3821664992514,9cyclictest3918362-21dump-pmu-power08:45:013
382166499250,20cyclictest3887792-21cat08:15:013
382166299251,21cyclictest0-21swapper/207:30:152
382166299251,20cyclictest0-21swapper/212:00:122
3821658992520,3cyclictest4035624-21apt-get10:40:141
382165899251,21cyclictest0-21swapper/111:54:591
382166499241,20cyclictest4092039-21apt-get11:35:133
382166499240,21cyclictest4107227-21taskset11:50:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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