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2026-01-19 - 10:40
[ 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 rackdslot1.osadl.org (updated Mon Jan 19, 2026 00:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1221499802,76cyclictest0-21swapper/222:55:292
1221499682,2cyclictest0-21swapper/219:55:292
12214996315,46cyclictest0-21swapper/223:55:292
162302620,7sleep31221599cyclictest19:15:293
134491610,4ptp4l583-21memory23:20:201
134491610,4ptp4l0-21swapper/323:34:593
134491600,4ptp4l0-21swapper/223:20:222
134491590,4ptp4l0-21swapper/321:40:243
134491580,4ptp4l0-21swapper/319:46:573
134491580,4ptp4l0-21swapper/219:36:592
134491580,3ptp4l0-21swapper/121:40:161
134491580,3ptp4l0-21swapper/119:55:211
134491580,3ptp4l0-21swapper/021:55:050
134491570,4ptp4l0-21swapper/323:25:283
134491570,4ptp4l0-21swapper/023:25:250
134491570,3ptp4l0-21swapper/019:50:380
134491560,4ptp4l0-21swapper/120:18:011
134491560,3ptp4l0-21swapper/023:50:170
134491540,4ptp4l0-21swapper/321:49:203
134491540,3ptp4l0-21swapper/221:49:182
134491540,13ptp4l0-21swapper/219:05:032
134491540,12ptp4l10123-21df_inode19:05:130
134491530,4ptp4l0-21swapper/221:01:142
134491530,3ptp4l0-21swapper/022:09:010
134491530,3ptp4l0-21swapper/020:15:260
134491520,4ptp4l0-21swapper/020:28:280
1221499521,49cyclictest23973-21kworker/2:000:25:082
134491510,4ptp4l0-21swapper/321:23:513
134491510,4ptp4l0-21swapper/100:25:161
134491510,4ptp4l0-21swapper/023:17:410
134491510,3ptp4l0-21swapper/219:20:202
134491510,3ptp4l0-21swapper/122:03:271
134491510,3ptp4l0-21swapper/122:03:271
134491510,3ptp4l0-21swapper/120:46:381
134491510,13ptp4l0-21swapper/121:59:431
134491500,9ptp4l10836-21ls19:05:191
134491500,4ptp4l0-21swapper/321:31:373
134491500,4ptp4l0-21swapper/122:35:011
134491500,4ptp4l0-21swapper/121:51:151
134491500,4ptp4l0-21swapper/100:06:531
134491500,4ptp4l0-21swapper/023:57:300
134491500,4ptp4l0-21swapper/022:48:500
134491500,4ptp4l0-21swapper/019:45:090
134491500,3ptp4l0-21swapper/323:55:223
134491490,5ptp4l0-21swapper/100:13:591
134491490,4ptp4l0-21swapper/319:36:483
134491490,4ptp4l0-21swapper/319:32:313
134491490,4ptp4l0-21swapper/100:24:021
134491490,4ptp4l0-21swapper/000:12:060
134491490,3ptp4l0-21swapper/019:22:350
1221599498,4cyclictest41-21ksoftirqd/319:55:173
1221599494,2cyclictest0-21swapper/322:11:033
1221599493,3cyclictest0-21swapper/323:20:433
12215994917,4cyclictest41-21ksoftirqd/322:29:263
134491480,7ptp4l0-21swapper/221:11:022
134491480,6ptp4l5958-21apt-get21:15:121
134491480,5ptp4l0-21swapper/021:10:110
134491480,4ptp4l808-21apt-get21:05:040
134491480,4ptp4l0-21swapper/022:00:010
134491480,4ptp4l0-21swapper/022:00:010
134491480,4ptp4l0-21swapper/020:57:270
134491480,3ptp4l31182-21apt-get21:00:133
134491480,3ptp4l0-21swapper/323:49:043
134491480,3ptp4l0-21swapper/320:38:373
134491480,3ptp4l0-21swapper/021:30:150
134491480,3ptp4l0-21swapper/019:10:260
134491480,2ptp4l0-21swapper/219:17:512
12215994816,4cyclictest41-21ksoftirqd/319:20:003
134491470,4ptp4l0-21swapper/300:39:323
134491470,4ptp4l0-21swapper/300:31:233
134491470,4ptp4l0-21swapper/223:13:582
1221599474,3cyclictest0-21swapper/321:13:513
1221599473,3cyclictest0-21swapper/322:54:493
1221599473,3cyclictest0-21swapper/322:16:123
1221599473,3cyclictest0-21swapper/322:07:463
12215994716,3cyclictest41-21ksoftirqd/321:17:353
12215994715,4cyclictest41-21ksoftirqd/322:02:503
12215994715,4cyclictest41-21ksoftirqd/322:02:503
1221599471,3cyclictest0-21swapper/322:21:353
1221599470,2cyclictest121rcu_preempt20:44:583
134491460,4ptp4l0-21swapper/220:51:122
134491460,3ptp4l1221399cyclictest23:28:461
134491460,3ptp4l0-21swapper/020:47:590
134491460,3ptp4l0-21swapper/000:15:560
134491460,12ptp4l0-21swapper/200:13:072
12215994619,5cyclictest41-21ksoftirqd/320:45:193
12215994618,3cyclictest41-21ksoftirqd/300:25:243
12215994616,7cyclictest41-21ksoftirqd/322:30:233
12215994615,4cyclictest41-21ksoftirqd/320:15:123
1221599461,3cyclictest121rcu_preempt19:10:223
1221599460,2cyclictest121rcu_preempt20:10:583
134491450,7ptp4l0-21swapper/222:10:172
134491450,4ptp4l0-21swapper/221:06:372
134491450,4ptp4l0-21swapper/000:29:190
134491450,3ptp4l0-21swapper/222:07:002
1221599457,8cyclictest41-21ksoftirqd/319:51:533
1221599453,2cyclictest0-21swapper/322:48:303
12215994510,7cyclictest41-21ksoftirqd/321:55:143
12213994538,4cyclictest16038-21irqrtprio21:35:181
134491440,6ptp4l0-21swapper/021:35:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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