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2026-04-02 - 22:07
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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 Thu Apr 02, 2026 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1923223040,59sleep00-21swapper/019:09:150
20969914978,32cyclictest1877-21https23:20:080
20969913970,29cyclictest11163-21grep23:55:160
20969913676,19cyclictest29692-21users20:55:480
20969913286,36cyclictest2582-21df_inode23:20:320
20969913079,39cyclictest4945-21tr19:20:010
20969912778,38cyclictest4830-21iwlist21:25:280
20969912679,36cyclictest18568-21memory22:20:320
20969912575,38cyclictest22680-21df_inode20:30:190
20969912572,42cyclictest26964-21irqstats20:45:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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