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2026-03-17 - 20:57
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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 rackbslot8.osadl.org (updated Tue Mar 17, 2026 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58750662450irq/54-eth00-21swapper/107:09:551
58750662450irq/54-eth00-21swapper/107:09:551
25926999017cyclictest31118-21latency_hist09:04:571
25926998916cyclictest0-21swapper/112:06:501
25926998916cyclictest0-21swapper/111:05:161
25926998815cyclictest0-21swapper/112:15:161
25926998815cyclictest0-21swapper/111:00:151
25926998815cyclictest0-21swapper/109:53:081
25926998815cyclictest0-21swapper/108:30:131
25926998815cyclictest0-21swapper/108:26:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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