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2026-02-14 - 20:17
[ 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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackcslot8.osadl.org (updated Sat Feb 14, 2026 12:48:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273912360,228ptp4l0-21swapper/107:08:301
3273912360,228ptp4l0-21swapper/107:08:301
4312991712,134cyclictest0-21swapper/809:10:2030
4331991695,117cyclictest0-21swapper/1311:13:305
4331991695,117cyclictest0-21swapper/1311:13:305
43079916327,126cyclictest0-21swapper/712:25:0129
43079916318,139cyclictest0-21swapper/708:40:0129
42749916316,146cyclictest0-21swapper/111:07:561
4393991628,115cyclictest151rcu_preempt11:05:3221
43079915821,136cyclictest0-21swapper/708:30:2429
4312991542,151cyclictest0-21swapper/809:50:2230
4312991512,121cyclictest0-21swapper/811:17:1330
4312991512,121cyclictest0-21swapper/811:17:1230
4331991495,105cyclictest0-21swapper/1310:55:515
4312991481,123cyclictest0-21swapper/808:43:5030
43249914720,80cyclictest0-21swapper/1109:24:243
4312991472,144cyclictest0-21swapper/807:20:1730
42709914659,41cyclictest151rcu_preempt11:53:430
42709914659,41cyclictest151rcu_preempt11:53:430
4285991440,83cyclictest0-21swapper/310:35:2323
4331991435,106cyclictest0-21swapper/1312:25:075
4331991435,106cyclictest0-21swapper/1312:25:075
4312991432,104cyclictest0-21swapper/810:20:1930
4270991430,86cyclictest0-21swapper/010:18:290
4312991422,110cyclictest0-21swapper/810:12:1730
4312991421,90cyclictest0-21swapper/808:30:1630
43419914138,68cyclictest0-21swapper/1511:39:117
43419914138,68cyclictest0-21swapper/1511:39:117
42859914155,62cyclictest0-21swapper/309:30:4223
4274991410,82cyclictest0-21swapper/109:35:141
42709914133,102cyclictest151rcu_preempt10:13:140
4341991400,84cyclictest0-21swapper/1508:57:477
42749914031,77cyclictest0-21swapper/112:07:491
42749914031,77cyclictest0-21swapper/112:07:491
42709914020,78cyclictest151rcu_preempt11:13:400
42709914020,78cyclictest151rcu_preempt11:13:400
4365991390,82cyclictest0-21swapper/2111:00:4314
43319913948,59cyclictest0-21swapper/1308:52:245
4312991390,103cyclictest0-21swapper/812:21:5530
43319913855,63cyclictest0-21swapper/1312:31:325
43319913855,63cyclictest0-21swapper/1312:31:315
4312991382,109cyclictest0-21swapper/811:51:4230
4312991382,109cyclictest0-21swapper/811:51:4230
42859913850,59cyclictest0-21swapper/312:00:0423
42859913850,59cyclictest0-21swapper/312:00:0323
42749913846,62cyclictest0-21swapper/108:05:111
4274991380,84cyclictest0-21swapper/107:28:011
4274991380,83cyclictest0-21swapper/111:36:171
4274991380,83cyclictest0-21swapper/111:36:171
4393991370,92cyclictest0-21swapper/2809:27:4021
42859913720,70cyclictest0-21swapper/310:07:5023
42749913746,63cyclictest0-21swapper/110:24:071
43419913619,73cyclictest0-21swapper/1512:14:257
43419913619,73cyclictest0-21swapper/1512:14:257
43319913640,59cyclictest0-21swapper/1311:33:485
43319913640,59cyclictest0-21swapper/1311:33:485
42859913649,73cyclictest0-21swapper/309:13:2123
42749913653,61cyclictest0-21swapper/110:13:581
42749913642,59cyclictest0-21swapper/112:03:001
42749913642,59cyclictest0-21swapper/112:03:001
42749913640,62cyclictest0-21swapper/110:26:341
4331991355,99cyclictest0-21swapper/1310:32:365
4312991352,111cyclictest0-21swapper/807:45:1930
4312991351,92cyclictest0-21swapper/809:34:5230
42859913530,66cyclictest0-21swapper/311:59:4823
42859913530,66cyclictest0-21swapper/311:59:4823
42749913531,72cyclictest0-21swapper/109:18:551
42749913529,71cyclictest0-21swapper/109:46:421
42749913527,71cyclictest0-21swapper/109:14:061
43319913450,57cyclictest0-21swapper/1309:33:015
43319913450,52cyclictest0-21swapper/1310:37:415
43319913438,62cyclictest0-21swapper/1311:59:285
43319913438,62cyclictest0-21swapper/1311:59:275
43059913453,55cyclictest0-21swapper/611:53:1528
43059913453,55cyclictest0-21swapper/611:53:1428
42859913432,73cyclictest0-21swapper/310:48:1223
42859913431,68cyclictest0-21swapper/310:19:2123
42859913430,72cyclictest0-21swapper/310:26:1823
42859913430,72cyclictest0-21swapper/310:23:5223
42859913430,72cyclictest0-21swapper/310:04:3623
42859913429,72cyclictest0-21swapper/309:21:3723
42859913429,68cyclictest0-21swapper/310:58:0523
42859913428,67cyclictest0-21swapper/308:00:1423
42749913445,61cyclictest0-21swapper/112:36:241
42749913445,61cyclictest0-21swapper/112:36:241
42749913437,69cyclictest0-21swapper/111:04:441
42749913430,68cyclictest0-21swapper/112:31:521
42749913430,68cyclictest0-21swapper/112:31:521
42749913429,73cyclictest0-21swapper/112:21:101
42749913429,68cyclictest0-21swapper/110:09:101
4274991340,83cyclictest0-21swapper/111:56:351
4274991340,83cyclictest0-21swapper/111:56:351
16372134125,7sleep170-21swapper/1707:05:219
16372134125,7sleep170-21swapper/1707:05:219
43319913351,56cyclictest0-21swapper/1308:42:475
43319913348,56cyclictest0-21swapper/1309:05:125
43319913344,55cyclictest0-21swapper/1310:44:385
43319913330,67cyclictest0-21swapper/1312:04:485
43319913330,67cyclictest0-21swapper/1312:04:475
4312991332,103cyclictest0-21swapper/810:25:3930
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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