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2026-06-30 - 20:08
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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 20 highest latencies:
System rack4slot2.osadl.org (updated Tue Jun 30, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73504970,0irq/45-4a10000026000-21kworker/0:407:08:370
318719913549,0cyclictest0-21swapper08:09:280
318719912544,0cyclictest0-21swapper12:30:260
318719910856,0cyclictest0-21swapper08:49:390
318719910252,0cyclictest0-21swapper09:10:120
318719910151,0cyclictest0-21swapper10:55:210
31871999360,0cyclictest0-21swapper08:34:400
31871999060,0cyclictest0-21swapper08:28:320
31871999057,0cyclictest0-21swapper07:45:050
31871999055,0cyclictest0-21swapper10:44:420
31871998968,0cyclictest0-21swapper08:54:480
31871998957,0cyclictest0-21swapper08:15:060
31871998956,0cyclictest0-21swapper11:04:530
31871998955,0cyclictest0-21swapper11:30:240
31871998866,0cyclictest0-21swapper08:30:060
31871998856,0cyclictest0-21swapper11:45:150
31871998757,0cyclictest0-21swapper07:29:590
31871998755,0cyclictest0-21swapper10:25:280
31871998754,0cyclictest0-21swapper07:54:580
31871998658,0cyclictest0-21swapper08:48:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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