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2026-07-13 - 08:42
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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 Mon Jul 13, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4098622994643,2cyclictest107103-21fwupd22:26:022
409862699270,24cyclictest189901-21irqcore23:50:163
409862099272,21cyclictest219896-21apt-get00:20:121
409862099271,22cyclictest41912-21apt-get21:25:121
409862699261,21cyclictest4154496-21apt-get20:05:143
409862699261,21cyclictest4098838-21apt-get19:10:133
409862699261,21cyclictest230046-21apt-get00:30:133
409862699261,21cyclictest0-21swapper/320:35:133
4098620992622,2cyclictest92198-21turbostat22:15:001
409862099262,21cyclictest158960-21apt-get23:20:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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