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2026-03-04 - 05:24
[ 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 50 highest latencies:
System rackdslot3.osadl.org (updated Wed Mar 04, 2026 00:45:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
83322234168,23sleep10-21swapper/119:05:301
139491229164,22phc2sys0-21swapper/319:07:163
83532205172,22sleep20-21swapper/219:05:482
83312200167,23sleep00-21swapper/019:05:300
912599657,16cyclictest23881-21/usr/sbin/munin21:55:161
139391630,1ptp4l401ktimersoftd/323:41:193
912599607,16cyclictest12117-21timerwakeupswit22:35:261
53252600,3sleep10-21swapper/121:15:201
23662570,6sleep2912699cyclictest00:30:252
131742570,6sleep2912699cyclictest22:40:132
154682550,2sleep20-21swapper/223:50:252
139391540,1ptp4l401ktimersoftd/320:05:153
5422500,2sleep10-21swapper/121:05:211
912599446,7cyclictest26917-21memory00:15:211
912499433,3cyclictest121rcu_preempt22:00:010
139391430,35ptp4l0-21swapper/319:10:003
139391430,0ptp4l401ktimersoftd/323:29:553
912599426,8cyclictest7430-21iostat_ios21:20:191
912599426,15cyclictest15243-21sensors_temp23:50:231
139391410,0ptp4l401ktimersoftd/322:13:033
139391410,0ptp4l401ktimersoftd/321:49:043
9126994034,3cyclictest33-21ksoftirqd/220:15:002
139391400,0ptp4l401ktimersoftd/321:10:273
9126993934,3cyclictest33-21ksoftirqd/221:34:592
9126993924,13cyclictest33-21ksoftirqd/200:17:302
9125993934,3cyclictest31573-21kernelversion00:25:191
9126993833,2cyclictest33-21ksoftirqd/220:05:132
9127993729,5cyclictest41-21ksoftirqd/323:30:143
9126993733,2cyclictest33-21ksoftirqd/222:39:592
9126993733,2cyclictest33-21ksoftirqd/222:30:002
9126993732,3cyclictest33-21ksoftirqd/219:40:002
9126993731,3cyclictest33-21ksoftirqd/219:20:192
9126993724,11cyclictest33-21ksoftirqd/223:25:012
9126993711,7cyclictest33-21ksoftirqd/221:00:132
9125993731,4cyclictest25-21ksoftirqd/122:58:491
57898370,4rtkit-daemon28198-21apt-get19:50:102
9127993630,4cyclictest41-21ksoftirqd/323:58:543
9126993632,3cyclictest33-21ksoftirqd/200:15:012
9126993631,3cyclictest33-21ksoftirqd/222:00:012
9126993631,3cyclictest33-21ksoftirqd/200:30:002
9126993631,3cyclictest33-21ksoftirqd/200:00:002
9126993630,4cyclictest33-21ksoftirqd/222:57:542
9126993630,4cyclictest33-21ksoftirqd/221:29:202
9126993630,3cyclictest33-21ksoftirqd/222:00:272
9125993629,5cyclictest25-21ksoftirqd/120:40:371
9124993630,4cyclictest9-21ksoftirqd/023:24:250
9127993530,3cyclictest41-21ksoftirqd/321:05:123
9127993529,4cyclictest41-21ksoftirqd/321:51:003
9127993529,4cyclictest41-21ksoftirqd/321:35:113
9127993529,4cyclictest41-21ksoftirqd/321:03:473
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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