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2026-02-04 - 11:09
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 Wed Feb 04, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
97509910730853435,53751cyclictest3261-21gnome-power-man20:42:570
97509910674753412,53245cyclictest0-21swapper21:59:590
97509910672953476,53156cyclictest8003-21diskmemload00:04:450
97509910664453433,53146cyclictest1625-21kworker/0:219:27:150
97509910660753391,53125cyclictest0-21swapper19:46:100
97509910658953383,53113cyclictest0-21swapper20:04:160
97509910655353407,53146cyclictest0-21swapper19:53:020
97509910654553415,53038cyclictest0-21swapper20:10:070
97509910653753417,53030cyclictest9-21ksoftirqd/020:07:470
97509910650853475,53033cyclictest0-21swapper21:31:110
97509910650553472,53033cyclictest0-21swapper21:19:370
97509910648053432,53048cyclictest0-21swapper22:16:240
97509910647753464,53013cyclictest0-21swapper21:02:220
97509910647553460,53015cyclictest0-21swapper22:29:480
97509910647353459,53014cyclictest0-21swapper21:51:570
97509910646853458,53010cyclictest0-21swapper23:22:330
97509910646153444,52927cyclictest9-21ksoftirqd/020:56:310
97509910645353405,53048cyclictest0-21swapper23:05:280
97509910644453461,52983cyclictest0-21swapper20:49:490
97509910644153399,53042cyclictest0-21swapper23:12:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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