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2026-04-22 - 20:30
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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 Apr 22, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182459699321,2cyclictest0-21swapper/307:25:163
182459699311,28cyclictest2099693-21cron11:40:003
182459699310,2cyclictest1905997-21cron08:29:593
182459699300,1cyclictest1916129-21cron08:39:593
182459699300,1cyclictest1916129-21cron08:39:593
182459699281,1cyclictest1865423-21apt-get07:50:103
182459699280,4cyclictest1845599-21cut07:30:163
182459699280,3cyclictest2120679-21tr12:00:163
182459699280,1cyclictest0-21swapper/310:30:143
1824588992824,2cyclictest2068856-21idleruntime-cro11:10:000
1824596992719,7cyclictest64-21kcompactd009:46:523
1824596992715,9cyclictest2125241-21apt-get12:05:113
182459699270,2cyclictest1957492-21df09:20:123
182459699270,18cyclictest1952421-21cut09:15:123
182459399271,21cyclictest2003202-21apt-get10:05:112
182459099276,2cyclictest1865174-21awk07:50:001
1824590992724,2cyclictest516-21rs:main1
182459699260,24cyclictest0-21swapper/311:25:113
182459699260,24cyclictest0-21swapper/311:25:113
182459399261,22cyclictest2105027-21apt-get11:45:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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