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2026-04-13 - 19:14
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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 Mon Apr 13, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745013020,0irq/46-4a10000020194-1kworker/u3:207:02:040
73501030,0irq/45-4a10000029514-21runrttasks07:29:480
7350950,0irq/45-4a10000026887-21irqstats07:21:140
13892940,0sleep01001-1kworker/u3:009:16:220
21492999359,0cyclictest0-21swapper09:30:480
21492999359,0cyclictest0-21swapper07:35:470
7350920,0irq/45-4a1000003687-1kworker/u3:212:34:570
21492999256,0cyclictest0-21swapper10:45:360
21492999156,0cyclictest0-21swapper07:45:490
21492999071,0cyclictest0-21swapper10:01:280
21492999058,0cyclictest0-21swapper08:21:030
21492999057,0cyclictest0-21swapper10:16:250
21492999057,0cyclictest0-21swapper08:11:120
21492999055,0cyclictest0-21swapper08:15:540
7450890,0irq/46-4a10000023663-21open_files11:56:340
7350890,0irq/45-4a10000017188-21runrttasks08:26:450
21492998957,0cyclictest0-21swapper10:26:250
21492998957,0cyclictest0-21swapper10:11:130
21492998956,0cyclictest0-21swapper11:31:250
21492998956,0cyclictest0-21swapper10:56:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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