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2025-12-11 - 03:33
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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 20 highest latencies:
System rackeslot4.osadl.org (updated Wed Dec 10, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1846040992926,2cyclictest1948232-21fwupd08:46:133
184604099271,21cyclictest1933567-21apt-get08:35:133
1846030992719,2cyclictest1968907-21diskmemload10:12:490
184603099270,26cyclictest0-21swapper/012:30:250
1846040992623,2cyclictest2158892-21munin-run11:40:013
184604099261,23cyclictest1912897-21idleruntime-cro08:15:013
184604099261,23cyclictest1912897-21idleruntime-cro08:15:003
184603799262,22cyclictest2197245-21apt-get12:10:122
1846037992621,3cyclictest1953926-21apt-get08:55:152
184603799261,22cyclictest2121089-21ssh11:10:002
1846040992521,2cyclictest1-21systemd10:30:003
184604099251,22cyclictest2004562-21memory09:35:203
184604099251,21cyclictest2228625-21apt-get12:35:133
184604099251,21cyclictest2197642-21hddtemp_smartct12:10:153
184604099250,22cyclictest1897636-21cron08:00:013
184604099250,21cyclictest0-21swapper/309:05:123
184603799251,3cyclictest2184281-21apt-get12:00:142
184603799251,3cyclictest2051867-21apt-get10:15:152
184603799251,21cyclictest1968907-21diskmemload09:10:042
184603799251,21cyclictest0-21swapper/208:35:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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