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2026-02-28 - 14:17
[ 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 100 highest latencies:
System rackdslot4.osadl.org (updated Sat Feb 28, 2026 00:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591204141,52phc2sys0-21swapper/319:08:093
237872201168,22sleep20-21swapper/219:07:082
237082200166,22sleep00-21swapper/019:06:050
237042200167,23sleep10-21swapper/119:06:031
1201721760,4sleep02430099cyclictest20:55:130
138491670,1ptp4l391rcuc/322:20:233
2430399665,17cyclictest880-21awk20:30:253
2430399645,11cyclictest11559-21awk19:50:013
135191640,7getstats2430399cyclictest19:17:063
2430399614,12cyclictest12212-21grep23:05:013
2430399603,10cyclictest21602-21latency_hist22:20:013
2430399590,16cyclictest0-21swapper/320:20:193
2430399588,17cyclictest7591-21cpuspeed_turbos22:55:123
2430399587,9cyclictest15097-21sed22:05:183
2430399585,9cyclictest4492-21latency_hist22:50:013
2430399582,11cyclictest30569-21tail19:20:223
2430399570,17cyclictest0-21swapper/321:50:003
2430399565,9cyclictest15039-21cstates23:10:123
2430399564,11cyclictest18974-21http22:15:003
2430399564,11cyclictest18974-21http22:14:593
24300995619,5cyclictest9-21ksoftirqd/020:40:000
2430399557,9cyclictest24838-21grep21:20:153
2430399556,10cyclictest5203-21cstates22:50:123
2430399553,10cyclictest26704-21sed19:15:013
2430399550,16cyclictest0-21swapper/322:40:153
2430399543,11cyclictest27890-21missed_timers21:25:183
2430399542,11cyclictest32688-21cut21:35:183
2430399541,10cyclictest0-21swapper/323:35:253
2430399536,8cyclictest2315-21gnome-shell21:56:593
2430399534,11cyclictest10374-21sed20:50:183
2430399533,9cyclictest13948-21sed23:05:263
2430399533,16cyclictest17856-21cut23:15:143
2430399532,16cyclictest15976-21sort21:00:253
2430399532,11cyclictest10087-21cpuspeed_turbos00:05:143
2430399530,10cyclictest0-21swapper/323:40:133
2430399524,15cyclictest7780-21irqrtprio21:50:183
2430399521,10cyclictest19147-21latency_hist21:10:003
24300995222,7cyclictest9-21ksoftirqd/019:40:000
24300995218,4cyclictest9-21ksoftirqd/020:10:000
24300995214,6cyclictest9-21ksoftirqd/021:55:010
2430399516,9cyclictest16592-21sed20:00:003
2430399513,11cyclictest26190-21sed00:35:173
2430399512,15cyclictest31592-21taskset22:36:313
24300995121,4cyclictest9-21ksoftirqd/020:15:210
2430399506,10cyclictest15379-21expr00:15:133
2430399503,12cyclictest7046-21sed00:00:013
2430399503,11cyclictest23409-21sed23:25:223
2430399503,10cyclictest24540-21cstates22:25:123
2430399502,15cyclictest22107-21forks20:10:153
2430399500,17cyclictest0-21swapper/319:50:253
24300995019,7cyclictest9-21ksoftirqd/000:05:000
98912490,2sleep00-21swapper/023:00:000
2430399495,11cyclictest8560-21proc_pri00:00:243
2430399494,16cyclictest11954-21/usr/sbin/munin20:55:213
2430399493,19cyclictest24460-21grep20:15:123
72932480,2sleep10-21swapper/122:55:011
2430399484,10cyclictest3492-21sed21:40:243
2430399484,10cyclictest3492-21sed21:40:243
2430399483,11cyclictest7207-21expr19:40:153
2430399483,10cyclictest27469-21grep22:30:143
24300994832,3cyclictest9-21ksoftirqd/021:10:130
24300994819,4cyclictest9-21ksoftirqd/020:40:240
24300994819,4cyclictest9-21ksoftirqd/020:40:240
24300994817,4cyclictest9-21ksoftirqd/022:35:240
24300994813,4cyclictest9-21ksoftirqd/019:40:260
2430399474,8cyclictest18032-21proc_pri20:00:223
24300994717,4cyclictest9-21ksoftirqd/000:19:560
2430399466,6cyclictest0-21swapper/321:20:013
2430399463,15cyclictest4463-21latency_hist23:55:003
2430399463,11cyclictest19779-21latency_hist00:25:003
24300994620,7cyclictest9-21ksoftirqd/021:55:210
24300994617,4cyclictest9-21ksoftirqd/019:50:150
24300994615,7cyclictest9-21ksoftirqd/019:25:200
24300994615,4cyclictest9-21ksoftirqd/020:20:240
24300994613,8cyclictest9-21ksoftirqd/020:25:220
24300994613,4cyclictest9-21ksoftirqd/023:44:590
24300994611,4cyclictest9-21ksoftirqd/023:10:180
2430399453,9cyclictest29933-21cat20:25:173
2430099457,6cyclictest9-21ksoftirqd/021:45:250
2430099457,6cyclictest9-21ksoftirqd/020:10:190
2430099456,8cyclictest9-21ksoftirqd/022:20:220
2430099456,6cyclictest9-21ksoftirqd/022:30:120
2430099456,6cyclictest9-21ksoftirqd/020:00:230
24300994516,7cyclictest9-21ksoftirqd/022:25:240
24300994515,3cyclictest9-21ksoftirqd/019:10:120
24300994514,6cyclictest9-21ksoftirqd/021:15:000
24300994513,7cyclictest9-21ksoftirqd/022:40:180
2430099450,2cyclictest121rcu_preempt21:35:180
2430099447,5cyclictest9-21ksoftirqd/023:25:250
2430099447,5cyclictest9-21ksoftirqd/021:20:270
2430099446,7cyclictest9-21ksoftirqd/021:40:210
2430099446,7cyclictest9-21ksoftirqd/021:40:200
2430099446,6cyclictest9-21ksoftirqd/022:05:140
2430099446,6cyclictest9-21ksoftirqd/000:20:270
2430099446,5cyclictest9-21ksoftirqd/022:50:220
2430099446,5cyclictest9-21ksoftirqd/019:55:200
24300994416,7cyclictest9-21ksoftirqd/023:55:150
24300994412,3cyclictest9-21ksoftirqd/022:10:250
24300994412,3cyclictest9-21ksoftirqd/022:10:250
24300994411,3cyclictest9-21ksoftirqd/023:20:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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