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2025-11-26 - 03:25
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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 Tue Nov 25, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3942081993319,2cyclictest4135608-21ssh10:05:131
3942081993119,2cyclictest4019645-21cron08:25:011
3942082993013,3cyclictest2719-21cron11:25:012
394208199309,2cyclictest0-21swapper/110:45:211
3942081993018,4cyclictest510-21dbus-daemon12:15:001
3942081993017,6cyclictest84806-21sed11:55:251
3942081992825,2cyclictest4044602-21ntp_offset08:45:211
394207799270,26cyclictest4066191-21diskmemload10:46:190
3942082992620,4cyclictest4147878-21cron10:14:592
394207799261,3cyclictest67945-21apt-get11:45:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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