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2026-06-02 - 22:32
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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 02, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502690,0irq/46-4a1000004894-1kworker/u3:006:59:130
14431999752,0cyclictest0-21swapper08:29:020
14431999360,0cyclictest0-21swapper08:59:260
14431999357,0cyclictest0-21swapper07:14:110
14431999269,0cyclictest0-21swapper08:44:110
14431999269,0cyclictest0-21swapper07:44:280
14431999261,0cyclictest0-21swapper11:24:230
14431999259,0cyclictest0-21swapper10:49:140
14431999170,0cyclictest0-21swapper09:04:330
14431999160,0cyclictest0-21swapper09:54:360
14431999158,0cyclictest0-21swapper11:19:230
14431999157,0cyclictest0-21swapper12:04:170
14431999069,0cyclictest0-21swapper09:09:170
14431999059,0cyclictest0-21swapper08:04:210
14431999059,0cyclictest0-21swapper07:59:120
14431999058,0cyclictest0-21swapper08:09:150
14431999057,0cyclictest0-21swapper12:14:320
14431998957,0cyclictest0-21swapper10:54:230
14431998957,0cyclictest0-21swapper10:29:280
14431998957,0cyclictest0-21swapper07:19:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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