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2026-05-02 - 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 Sat May 02, 2026 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745012620,0irq/46-4a10000022776-1kworker/u3:207:01:220
24078999452,0cyclictest0-21swapper12:05:450
24078999271,0cyclictest0-21swapper07:50:250
24078999260,0cyclictest0-21swapper09:35:490
24078999258,0cyclictest0-21swapper07:30:320
24078999256,0cyclictest0-21swapper09:15:060
24078999171,0cyclictest0-21swapper09:40:260
24078999169,0cyclictest0-21swapper11:00:200
24078999161,0cyclictest0-21swapper09:30:420
24078999158,0cyclictest0-21swapper08:05:250
24078999055,0cyclictest0-21swapper08:20:300
24078998957,0cyclictest0-21swapper12:10:480
24078998957,0cyclictest0-21swapper11:40:470
24078998956,0cyclictest0-21swapper07:35:360
24078998953,0cyclictest0-21swapper07:05:130
24078998856,0cyclictest0-21swapper09:55:250
24078998856,0cyclictest0-21swapper09:20:470
24078998856,0cyclictest0-21swapper08:10:400
24078998854,0cyclictest0-21swapper11:45:350
24078998854,0cyclictest0-21swapper08:50:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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