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2026-05-11 - 21:24
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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 rack7slot8.osadl.org (updated Mon May 11, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
228899914451,39cyclictest31447-21apt-get21:52:130
22768214043,65sleep00-21swapper/019:09:370
228899913266,48cyclictest10250irq/56-4a10000023:38:040
228899913266,43cyclictest1408-21nginx19:26:510
228899912862,33cyclictest1305-21snmpd20:13:450
228899912568,38cyclictest2905-21proc_pri00:10:440
228899912555,52cyclictest5810-21wget22:15:140
228899912554,54cyclictest8246-21cron20:20:010
228899912353,51cyclictest805-21rs:main0
228899912350,20cyclictest27943-21sshd23:43:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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