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2026-04-08 - 10:50
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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 Tue Apr 07, 2026 22:36:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1696021170,2sleep30-21swapper/321:37:133
1696021170,2sleep30-21swapper/321:37:133
1696021170,2sleep30-21swapper/321:37:133
2228021060,2sleep00-21swapper/021:42:130
2228021060,2sleep00-21swapper/021:42:130
2228021060,2sleep00-21swapper/021:42:130
2084721020,2sleep10-21swapper/121:02:121
428421000,2sleep30-21swapper/321:57:113
428421000,2sleep30-21swapper/321:57:113
428421000,2sleep30-21swapper/321:57:113
318102990,4sleep30-21swapper/320:07:043
318102990,4sleep30-21swapper/320:07:043
121092910,3chrt0-21swapper/319:16:523
239752900,3chrt0-21swapper/322:17:093
239752900,3chrt0-21swapper/322:17:093
239752900,3chrt0-21swapper/322:17:093
187562850,3chrt0-21swapper/320:57:113
187562850,3chrt0-21swapper/320:57:113
187562850,3chrt0-21swapper/320:57:113
116232810,3sleep010138-21ls19:12:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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