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2026-03-31 - 01:16
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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 Mon Mar 30, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297979910717353449,53627cyclictest21556-21ssh09:19:460
297979910713853411,53661cyclictest0-21swapper08:20:590
297979910698553479,53413cyclictest0-21swapper11:07:470
297979910679653388,53318cyclictest0-21swapper11:19:000
297979910675553462,53204cyclictest9-21ksoftirqd/008:03:440
297979910674053441,53203cyclictest22756-21ssh11:42:270
297979910673053427,53303cyclictest0-21swapper10:36:580
297979910672953432,53297cyclictest0-21swapper12:30:110
297979910672153425,53296cyclictest0-21swapper09:34:000
297979910667753449,53228cyclictest0-21swapper11:29:540
297979910655653392,53073cyclictest0-21swapper11:34:250
297979910651053426,53084cyclictest0-21swapper09:53:260
297979910649053480,53010cyclictest0-21swapper10:48:320
297979910647553459,53016cyclictest0-21swapper11:12:190
297979910646953452,53017cyclictest0-21swapper07:23:530
297979910646353409,53054cyclictest0-21swapper08:47:470
297979910646153408,53053cyclictest0-21swapper07:55:420
297979910645153404,53047cyclictest0-21swapper08:05:450
297979910644553479,52966cyclictest0-21swapper08:42:250
297979910643153395,53036cyclictest0-21swapper09:35:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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