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2025-11-15 - 19:05
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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 Sat Nov 15, 2025 12:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2371921220,4sleep30-21swapper/310:55:423
2371921220,4sleep30-21swapper/310:55:423
2526321100,3chrt0-21swapper/309:35:523
2526321100,3chrt0-21swapper/309:35:523
29122960,3chrt0-21swapper/211:09:472
124692870,3sleep112453-21awk12:00:581
124692870,3sleep112453-21awk12:00:581
74852850,3sleep00-21swapper/009:13:270
74852850,3sleep00-21swapper/009:13:270
223392790,3sleep20-21swapper/209:31:372
223392790,3sleep20-21swapper/209:31:372
67932760,3sleep10-21swapper/111:54:271
67932760,3sleep10-21swapper/111:54:271
116302670,3sleep30-21swapper/310:00:403
116302670,3sleep30-21swapper/310:00:403
213022660,3chrt0-21swapper/308:25:483
213022660,3chrt0-21swapper/308:25:483
222032650,2chrt0-21swapper/112:11:591
222032650,2chrt0-21swapper/112:11:591
316052620,2sleep131682-21latency07:25:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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