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2026-06-03 - 19:16
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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 Wed Jun 03, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502850,0irq/46-4a10000012533-1kworker/u3:107:00:300
13544999358,0cyclictest0-21swapper11:59:190
13544999257,0cyclictest0-21swapper09:19:300
13544999257,0cyclictest0-21swapper08:49:080
307629013,0sleep03108-21basename09:43:450
13544999058,0cyclictest0-21swapper10:43:490
13544999058,0cyclictest0-21swapper07:24:260
13544999057,0cyclictest0-21swapper11:04:370
13544999057,0cyclictest0-21swapper10:18:470
13544999057,0cyclictest0-21swapper07:54:120
13544999056,0cyclictest0-21swapper10:59:200
7350890,0irq/45-4a1000004421-1kworker/u3:110:05:270
13544998958,0cyclictest0-21swapper09:54:270
13544998957,0cyclictest0-21swapper09:39:270
13544998957,0cyclictest0-21swapper08:39:080
13544998956,0cyclictest0-21swapper12:14:320
13544998956,0cyclictest0-21swapper07:34:100
2226628815,0sleep022267-21fw_forwarded_lo07:29:080
13544998855,0cyclictest0-21swapper11:44:370
7350870,0irq/45-4a10000016745-21aten_r4power_en10:23:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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