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2026-07-18 - 13:34
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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 10 highest latencies:
System rackeslot4.osadl.org (updated Sat Jul 18, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2705653993818,10cyclictest3006602-21cron00:05:003
270564499322,20cyclictest2823218-21apt-get21:05:130
270564499310,21cyclictest2793242-21ps20:35:170
270565399300,3cyclictest2797551-21cron20:40:013
270564499301,2cyclictest3022556-21apt-get00:20:120
2705653992917,10cyclictest2975600-21cron23:35:013
270565399281,1cyclictest0-21swapper/321:55:123
270565399280,2cyclictest1-21systemd00:30:003
2705644992819,1cyclictest0-21swapper/020:15:130
2705653992720,5cyclictest2807989-21apt-get20:50:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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