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2025-11-18 - 08:06
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackbslot4.osadl.org (updated Tue Nov 18, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21797997814,35cyclictest24962-21iostat_ios17:07:393
21797997511,5cyclictest0-21swapper/317:04:273
21797997511,5cyclictest0-21swapper/317:04:273
2179799748,33cyclictest0-21swapper/316:27:033
2179799732,7cyclictest26647-21cut17:57:183
21797997211,31cyclictest0-21swapper/315:50:023
2179799704,17cyclictest0-21swapper/317:39:543
2179799648,34cyclictest0-21swapper/318:11:153
2179799627,7cyclictest0-21swapper/317:47:193
2179099616,48cyclictest0-21swapper/215:52:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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