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2026-01-14 - 14:46
[ 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 rack3slot0.osadl.org (updated Wed Jan 14, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
232852920,0sleep4481ktimersoftd/411:58:454
2052225328,9sleep50-21swapper/507:07:125
190602530,1sleep119059-21bash09:58:121
312662490,0sleep30-21swapper/311:42:423
211382470,0sleep00-21swapper/012:14:430
75052460,0sleep30-21swapper/309:43:243
216612460,0sleep50-21swapper/511:16:015
102532460,2sleep32083799cyclictest11:26:483
102532460,2sleep32083799cyclictest11:26:483
303892450,0sleep0111rcuc/010:39:040
203942450,0sleep70-21swapper/710:05:237
184492450,0sleep70-21swapper/710:28:467
152132450,0sleep40-21swapper/411:06:154
208772440,0sleep020880-21systemd-cgroups12:07:540
207422440,0sleep320745-21cpuspeed_turbos12:29:033
38922430,0sleep70-21swapper/710:58:257
207692430,0sleep10-21swapper/110:03:091
100942430,0sleep40-21swapper/410:58:544
243382420,0sleep50-21swapper/510:17:305
323302410,0sleep60-21swapper/611:19:066
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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