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2026-01-30 - 14:26
[ 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 Fri Jan 30, 2026 00:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491207164,31phc2sys0-21swapper/319:08:193
109812204171,22sleep10-21swapper/119:09:541
107452202169,22sleep00-21swapper/019:06:550
107372202170,21sleep20-21swapper/219:06:492
2112021430,2sleep00-21swapper/022:50:220
139391850,1ptp4l12502-21runrttasks19:10:213
1128399594,17cyclictest9349-21df_abs23:35:131
139391570,1ptp4l401ktimersoftd/321:55:063
1128399575,15cyclictest13632-21irqrtprio22:35:171
141912560,2sleep20-21swapper/221:30:142
1128399553,16cyclictest0-21swapper/119:55:131
139391540,1ptp4l401ktimersoftd/320:52:213
139391540,1ptp4l401ktimersoftd/320:52:213
1128399533,17cyclictest0-21swapper/122:20:231
1128399533,15cyclictest0-21swapper/121:20:181
1128399533,15cyclictest0-21swapper/121:20:171
132552520,5sleep213260-21unixbench_multi21:25:292
11285995221,4cyclictest41-21ksoftirqd/322:14:593
142312500,1sleep00-21swapper/020:20:280
1128399496,7cyclictest29962-21uptime22:00:281
1128399495,8cyclictest23801-21ssh22:55:251
1128399492,16cyclictest0-21swapper/121:45:151
1128399486,9cyclictest29448-21sed00:15:191
1128399485,8cyclictest2518-21gnome-shell21:09:581
1128399485,17cyclictest20492-21taskset19:29:011
1128399485,17cyclictest12710-21grep19:10:231
1128399484,8cyclictest16078-21apt-get19:20:121
11284994741,4cyclictest27787-21chrt21:57:532
1128399475,8cyclictest2292-21ssh22:10:241
1128399474,8cyclictest22174-21ls00:00:211
1128399466,7cyclictest27575-21hddtemp_smartct23:05:171
1128399466,15cyclictest2219-21basename00:25:241
169852450,1sleep00-21swapper/019:20:190
1128399457,7cyclictest21400-21users20:35:291
1128399456,7cyclictest24653-21ps19:35:241
1128399456,17cyclictest32171-21sed19:50:241
1128399455,8cyclictest24918-21df20:45:141
1128399455,16cyclictest11986-21basename23:40:171
139391440,0ptp4l401ktimersoftd/321:40:213
1128399446,7cyclictest23179-21irqstats20:40:171
1128399446,7cyclictest10143-21apt-get20:15:131
1128399445,8cyclictest8409-21users23:30:271
1128399445,8cyclictest32109-21ptp4l22:05:231
139391430,0ptp4l401ktimersoftd/323:55:203
11284994338,3cyclictest25464-21grep00:07:292
11284994324,17cyclictest33-21ksoftirqd/220:21:272
1128399436,8cyclictest17934-21irqrtprio20:30:191
1128399436,7cyclictest15944-21memory20:25:231
1128399435,8cyclictest3624-21sshd23:20:291
1128399435,8cyclictest19689-21irqstats23:55:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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