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2026-05-10 - 22:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Sun May 10, 2026 12:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182531699352283,56cyclictest1834218-21ntpq07:40:560
184921723180,3sleep01849220-21grep08:35:140
182531699301271,20cyclictest1828122-21kworker/u2:207:45:210
182531699291261,18cyclictest1828122-21kworker/u2:207:40:120
187618522450,3chrt1876182-21ps10:11:150
184350022430,2sleep01843501-21ls08:15:060
188018522390,4chrt1880183-21ld10:25:440
184652122370,3chrt1846522-21awk08:25:230
188661922230,2sleep01886620-21cron10:50:000
190056822180,3sleep01900571-21tr11:40:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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