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2026-06-28 - 08:50
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 rack4slot1.osadl.org (updated Sun Jun 28, 2026 00:45:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2062821500,3sleep30-21swapper/321:55:583
2062821500,3sleep30-21swapper/321:55:583
2589821180,4sleep00-21swapper/023:57:090
2589821180,4sleep00-21swapper/023:57:090
2289921060,3sleep30-21swapper/323:15:003
2289921060,3sleep30-21swapper/323:15:003
2289921060,3sleep30-21swapper/323:15:003
2875821040,4sleep00-21swapper/021:29:140
2875821040,4sleep00-21swapper/021:29:140
79532980,3chrt0-21swapper/000:14:330
79532980,3chrt0-21swapper/000:14:330
81692970,3chrt0-21swapper/200:14:512
81692970,3chrt0-21swapper/200:14:512
238092960,3sleep20-21swapper/221:22:332
238092960,3sleep20-21swapper/221:22:332
238092960,3sleep20-21swapper/221:22:332
154212960,3sleep20-21swapper/200:21:142
154212960,3sleep20-21swapper/200:21:142
154212960,3sleep20-21swapper/200:21:142
226832880,17sleep00-21swapper/020:05:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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