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2025-12-24 - 10:45
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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 Wed Dec 24, 2025 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
163629993128,2cyclictest163622-21cyclictest23:45:170
16363499262,22cyclictest472030-21apt-get00:10:122
16363199261,21cyclictest163849-21apt-get19:10:121
16363499252,21cyclictest291866-21apt-get21:15:122
16363499251,22cyclictest410265-21apt-get23:10:142
16363499251,21cyclictest266501-21apt-get20:50:132
16363499251,21cyclictest0-21swapper/220:30:132
16363199252,2cyclictest179534-21apt-get19:25:131
163631992520,3cyclictest364646-21apt-get22:25:121
16363199251,21cyclictest466979-21apt-get00:05:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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