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2026-01-11 - 14:19
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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 rackbslot6.osadl.org (updated Sun Jan 11, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
377221760,2sleep10-21swapper/123:31:221
761521540,4sleep21663999cyclictest20:11:422
918821450,3sleep01662899cyclictest23:02:180
106891950,4ptp4l401ktimersoftd/319:23:093
102972910,2sleep10-21swapper/100:42:361
153552680,1sleep30-21swapper/323:09:323
74782630,3sleep10-21swapper/123:01:391
259112620,3sleep025915-21ptp4l19:41:410
161982604,10sleep20-21swapper/219:21:582
124502600,1sleep00-21swapper/000:46:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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