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2026-06-20 - 15:24
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack4slot2.osadl.org (updated Sat Jun 20, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502740,0irq/46-4a1000009084-1kworker/u3:107:07:570
7350970,0irq/45-4a1000001703-21sort07:39:560
23296999157,0cyclictest0-21swapper09:25:080
23296999060,0cyclictest0-21swapper07:40:540
23296999056,0cyclictest0-21swapper07:45:500
7350890,0irq/45-4a1000008849-1kworker/u3:008:20:060
23296998968,0cyclictest0-21swapper12:05:440
23296998958,0cyclictest0-21swapper08:40:310
23296998957,0cyclictest0-21swapper11:25:490
23296998957,0cyclictest0-21swapper09:55:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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