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2026-01-17 - 04:46
[ 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 rackeslot2.osadl.org (updated Sat Jan 17, 2026 00:43:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
45606122020,2sleep30-21swapper/321:00:023
5987932740,2sleep30-21swapper/322:22:583
6491502680,1sleep10-21swapper/122:52:541
7633662340,2sleep30-21swapper/323:56:003
8118032290,2sleep20-21swapper/200:22:562
32028299261,10cyclictest0-21swapper/223:40:012
320282992522,1cyclictest0-21swapper/223:00:002
320276992320,2cyclictest789486-21grep00:10:020
320276992315,6cyclictest553121-21kthreadcore21:57:570
320276992213,6cyclictest0-21swapper/023:30:010
320276992213,5cyclictest723531-21kthreadcore23:32:560
320276992213,5cyclictest723531-21kthreadcore23:32:560
320282992114,3cyclictest0-21swapper/200:12:482
2902298210,3rtkit-daemon353244-21GUsbEventThread20:10:300
2649091210,2phc2sys0-21swapper/321:43:153
2649091210,2phc2sys0-21swapper/300:07:323
320282992018,1cyclictest0-21swapper/221:52:502
320279992017,2cyclictest575126-21munin-run22:10:011
320276992017,2cyclictest843027-21/usr/sbin/munin00:40:010
320282991917,1cyclictest0-21swapper/223:20:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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