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2026-03-14 - 20:18
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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 Sat Mar 14, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2170121740,4sleep02591999cyclictest12:13:530
1249721480,4sleep22593099cyclictest11:31:192
2924121460,3sleep12592599cyclictest12:21:201
61021420,5sleep02591999cyclictest10:46:280
1068911030,4ptp4l401ktimersoftd/307:56:133
252802790,2sleep10-21swapper/113:23:351
252802790,2sleep10-21swapper/113:23:351
106891690,1ptp4l401ktimersoftd/313:06:153
106891630,1ptp4l401ktimersoftd/308:11:243
106891610,1ptp4l401ktimersoftd/311:21:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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