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2026-04-11 - 14:15
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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 rack7slot8.osadl.org (updated Fri Apr 10, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
150799918632,112cyclictest1408-21nginx08:05:480
150799917937,123cyclictest3650irq/20-4900000008:18:180
14746216325,108sleep00-21swapper/007:07:430
150799916225,106cyclictest1305-21snmpd07:36:130
150799916122,118cyclictest809-21systemd-logind12:23:450
150799916019,16cyclictest31598-21wget10:15:140
15079991599,19cyclictest18794-21apt-get07:27:120
150799915946,93cyclictest10150irq/55-4a10000008:00:200
150799915930,113cyclictest10250irq/56-4a10000008:31:050
15079991588,17cyclictest26784-21apt-get12:07:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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