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2026-05-26 - 14:33
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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 Tue May 26, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195129910970755061,54644cyclictest2679-21devkit-power-da08:47:420
195129910622753478,52749cyclictest0-21swapper07:11:540
195129910615253065,53085cyclictest0-21swapper12:32:360
195129910612353041,53077cyclictest0-21swapper11:17:450
195129910612253056,53065cyclictest0-21swapper11:57:060
195129910612253026,53094cyclictest0-21swapper12:35:570
195129910606252980,53080cyclictest0-21swapper09:40:270
195129910605652974,53080cyclictest0-21swapper09:32:240
195129910605352966,53085cyclictest0-21swapper08:27:060
195129910604352966,53075cyclictest0-21swapper10:43:250
195129910604252961,53079cyclictest0-21swapper08:06:200
195129910595152935,53014cyclictest0-21swapper10:39:140
195129910585352929,52922cyclictest11007-21ssh10:48:060
195129910566553036,52626cyclictest17419-21runrttasks09:26:330
195129910518353070,52111cyclictest0-21swapper11:25:470
195129910517053061,52104cyclictest0-21swapper10:54:480
195129910516053055,52104cyclictest0-21swapper10:13:260
195129910513753055,52080cyclictest0-21swapper07:48:240
195129910513353024,52107cyclictest0-21swapper09:18:100
195129910512253037,52084cyclictest0-21swapper07:59:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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