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2025-04-02 - 08:10
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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 Wed Apr 02, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2291203992723,3cyclictest401ktimers/223:03:362
2291201992719,6cyclictest2524208-21cut23:00:131
229120799261,22cyclictest2489750-21apt-get22:30:083
229120199263,3cyclictest2552956-21cron23:30:011
229120199261,4cyclictest2353034-21cron20:15:001
229120199261,2cyclictest2404875-21diskmemload00:34:161
229120199261,23cyclictest2353798-21ps20:15:181
229120199260,24cyclictest2347353-21cron20:05:001
229120799251,21cyclictest2404875-21diskmemload22:50:023
229120799251,20cyclictest2374203-21apt-get20:40:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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