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2025-11-20 - 13:36
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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 Thu Nov 20, 2025 00:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20050112781sleep0-21swapper/122:38:271
221501150irq/18-spi_topc2013799cyclictest23:58:310
20069110570sleep0-21swapper/022:38:280
201379910417cyclictest0-21swapper/001:38:560
2013799998cyclictest0-21swapper/003:04:210
20137999922cyclictest0-21swapper/002:33:420
2013799989cyclictest0-21swapper/000:44:040
20137999873cyclictest0-21swapper/003:59:100
20137999774cyclictest0-21swapper/023:29:240
2013799968cyclictest0-21swapper/001:32:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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