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2026-05-27 - 19:49
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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 rack4slot1.osadl.org (updated Wed May 27, 2026 12:45:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2140821030,3chrt0-21swapper/011:43:510
2140821030,3chrt0-21swapper/011:43:510
1690121030,3sleep00-21swapper/009:37:040
1690121030,3sleep00-21swapper/009:37:040
29022880,3sleep30-21swapper/311:19:563
301662830,3sleep30-21swapper/312:33:263
301662830,3sleep30-21swapper/312:33:263
213502810,2sleep20-21swapper/210:22:192
213502810,2sleep20-21swapper/210:22:192
213502810,2sleep20-21swapper/210:22:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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