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2025-12-26 - 03:38
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack6slot6 (updated Fri Dec 26, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
286519910678553396,53295cyclictest0-21swapper23:32:240
286519910677053458,53246cyclictest0-21swapper00:31:410
286519910666253417,53245cyclictest0-21swapper20:08:360
286519910663153414,53121cyclictest1741-21hald20:53:290
286519910662653461,53165cyclictest0-21swapper22:48:420
286519910657553389,53096cyclictest0-21swapper20:27:410
286519910654853408,53140cyclictest0-21swapper00:10:350
286519910654253402,53140cyclictest0-21swapper22:06:300
286519910653953384,53091cyclictest0-21swapper21:56:370
286519910653453415,53119cyclictest0-21swapper20:45:460
286519910653253414,53118cyclictest0-21swapper00:02:430
286519910652553474,53051cyclictest0-21swapper20:38:140
286519910651553469,53046cyclictest0-21swapper00:36:430
286519910650353473,53030cyclictest0-21swapper21:14:150
286519910649853426,53072cyclictest0-21swapper22:03:390
286519910645153450,53001cyclictest0-21swapper20:41:450
286519910643253395,53037cyclictest0-21swapper23:02:560
286519910643153392,53039cyclictest0-21swapper23:38:160
286519910642653430,52996cyclictest0-21swapper22:24:150
286519910636753475,52892cyclictest0-21swapper21:08:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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