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2026-02-08 - 01:55
[ 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, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack6slot2.osadl.org (updated Sat Feb 07, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2160924616,22sleep00-21swapper/007:08:240
215332389,22sleep10-21swapper/107:07:371
21807993728,8cyclictest246650irq/16-enp2s0f007:15:010
21807993534,0cyclictest246650irq/16-enp2s0f012:11:270
21808993433,0cyclictest168750irq/16-i91511:35:581
21808993433,0cyclictest168750irq/16-i91510:25:491
21808993433,0cyclictest168750irq/16-i91509:25:431
21808993433,0cyclictest168750irq/16-i91508:27:271
21808993433,0cyclictest168750irq/16-i91508:27:271
21808993432,1cyclictest168750irq/16-i91511:33:081
21807993433,0cyclictest246650irq/16-enp2s0f012:30:100
21807993433,0cyclictest246650irq/16-enp2s0f010:35:110
21807993433,0cyclictest246650irq/16-enp2s0f008:54:490
21807993433,0cyclictest246650irq/16-enp2s0f007:41:140
21807993432,1cyclictest246650irq/16-enp2s0f011:13:540
21807993432,1cyclictest246650irq/16-enp2s0f010:13:350
21807993432,1cyclictest246650irq/16-enp2s0f007:29:480
21808993332,0cyclictest246650irq/16-enp2s0f012:18:481
21808993332,0cyclictest246650irq/16-enp2s0f012:12:511
21808993332,0cyclictest246650irq/16-enp2s0f012:06:521
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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