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2026-02-19 - 12:24
[ 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 rackdslot2.osadl.org (updated Thu Feb 19, 2026 00:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15212228163,22sleep00-21swapper/019:08:340
15742207174,22sleep10-21swapper/119:09:151
319022204170,22sleep30-21swapper/319:05:073
318992203171,22sleep20-21swapper/219:05:062
41298770,2rtkit-daemon411-21rtkit-daemon23:54:240
194199650,19cyclictest26493-21/usr/sbin/munin20:00:273
139291640,1ptp4l15454-21timerandwakeup22:55:253
194199620,20cyclictest1452-21/usr/sbin/munin21:20:213
194199570,27cyclictest11222-21/usr/sbin/munin20:35:223
194199530,21cyclictest12336-21taskset23:57:463
139291530,1ptp4l391rcuc/321:04:253
194199480,18cyclictest29624-21/usr/sbin/munin00:35:153
139291480,40ptp4l0-21swapper/319:10:013
117852460,3sleep10-21swapper/123:55:241
139291440,0ptp4l401ktimersoftd/322:10:233
139291430,0ptp4l401ktimersoftd/323:36:153
139291430,0ptp4l401ktimersoftd/323:36:153
139291430,0ptp4l401ktimersoftd/320:10:313
41298400,10rtkit-daemon2360-21packagekitd23:35:030
41298400,10rtkit-daemon2360-21packagekitd23:35:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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