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2025-12-13 - 06:09
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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 rack9slot4.osadl.org (updated Fri Dec 12, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27408991213cyclictest5590-21latency_hist10:23:540
27073111790sleep0-21swapper/105:28:241
27077111063sleep0-21swapper/005:28:240
27408991078cyclictest0-21swapper/008:19:250
27408991068cyclictest0-21swapper/007:22:040
27408991068cyclictest0-21swapper/007:14:180
27408991065cyclictest26417-21latency_hist09:08:520
274089910595cyclictest6950irq/18-mmc010:17:510
69501020irq/18-mmc03760-21irqstats07:34:191
27408991018cyclictest0-21swapper/010:34:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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