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2026-01-16 - 23:32
[ 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 rackdslot3.osadl.org (updated Fri Jan 16, 2026 12:45:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28352207174,22sleep00-21swapper/007:06:310
29312204168,24sleep30-21swapper/307:07:473
28372202169,22sleep10-21swapper/107:06:321
29302200168,21sleep20-21swapper/207:07:462
2265721390,4sleep1340499cyclictest12:20:221
3406995810,15cyclictest20402-21/usr/sbin/munin10:00:273
3403995832,7cyclictest9-21ksoftirqd/011:25:010
139391580,1ptp4l391rcuc/308:45:323
139391580,1ptp4l391rcuc/308:45:323
340699549,17cyclictest793-21switchtime11:35:223
3406995411,12cyclictest9916-21cat10:45:133
167392540,2sleep10-21swapper/108:45:001
139391540,1ptp4l391rcuc/309:00:213
3403995313,10cyclictest9-21ksoftirqd/009:25:200
340699529,16cyclictest22494-21/usr/sbin/munin07:50:223
340699528,7cyclictest10638-21apt-get09:40:113
3406995211,15cyclictest6837-21latency09:30:183
210442520,2sleep30-21swapper/307:45:173
340699508,11cyclictest144982sleep310:55:123
3406995010,15cyclictest2518-21gnome-shell07:28:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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