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2025-11-28 - 17:21
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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 Fri Nov 28, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1502662993935,2cyclictest1507581-21fwupd19:13:362
150266299341,4cyclictest0-21swapper/219:55:002
150266499311,21cyclictest1548933-21cron19:55:003
150266299311,2cyclictest0-21swapper/200:20:122
150266299311,21cyclictest1853526-21ntpq00:05:212
1502664993015,6cyclictest1818423-21kthreadcore23:40:193
1502662993018,2cyclictest1760424-21grep22:55:152
1502662993018,2cyclictest0-21swapper/223:40:172
1502662993018,2cyclictest0-21swapper/200:28:332
150266299301,2cyclictest0-21swapper/221:25:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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