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2026-04-28 - 22:38
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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 Apr 28, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745010200,0irq/46-4a1000002067-1kworker/u3:107:04:100
25999912540,0cyclictest0-21swapper11:56:540
25999912538,0cyclictest9314-21/usr/sbin/munin07:25:150
25999912538,0cyclictest0-21swapper10:57:550
25999912344,0cyclictest0-21swapper07:15:310
25999912338,0cyclictest0-21swapper11:08:390
25999912337,0cyclictest0-21swapper11:23:120
25999912250,0cyclictest0-21swapper10:20:470
25999912242,0cyclictest0-21swapper11:02:000
25999912238,0cyclictest0-21swapper07:40:560
25999912236,0cyclictest0-21swapper08:14:490
25999912150,0cyclictest0-21swapper11:40:400
25999912141,0cyclictest0-21swapper09:55:530
25999912041,0cyclictest0-21swapper10:47:080
25999912041,0cyclictest0-21swapper08:56:020
25999912040,0cyclictest0-21swapper09:10:440
25999912040,0cyclictest0-21swapper08:38:320
25999912040,0cyclictest0-21swapper07:21:390
25999912039,0cyclictest2806-21aten_r4power_vo07:05:150
25999912039,0cyclictest0-21swapper12:35:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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