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2025-11-18 - 20:01
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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 rackbslot2.osadl.org (updated Tue Nov 18, 2025 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37858422253197,19sleep30-21swapper/307:09:593
37856422232179,19sleep00-21swapper/007:07:230
37856812226197,20sleep20-21swapper/207:07:532
37857002223194,19sleep10-21swapper/107:08:091
39786402630,1chrt3978316-21/usr/share/muni10:50:040
378600099620,3cyclictest3816704-21chrome07:45:000
3786009995952,5cyclictest3862007-21apt-get08:35:152
3786009995145,4cyclictest4038929-21latency_hist12:00:012
3786009995145,4cyclictest4038929-21latency_hist12:00:012
3786005994945,3cyclictest3852310-21apt-get08:25:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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