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2026-02-14 - 06:54
[ 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 00:48:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273913130,305ptp4l0-21swapper/119:09:121
3273913130,305ptp4l0-21swapper/119:09:121
298452186179,6sleep140-21swapper/1419:06:406
298452186179,6sleep140-21swapper/1419:06:406
312319918127,96cyclictest0-21swapper/620:20:1828
313019917264,5cyclictest151rcu_preempt21:15:1615
313439916745,77cyclictest0-21swapper/2821:48:5121
313439916532,104cyclictest0-21swapper/2800:00:1821
313439916234,80cyclictest0-21swapper/2822:04:5421
299862157149,6sleep180-21swapper/1819:08:5210
299862157149,6sleep180-21swapper/1819:08:5210
313439915421,97cyclictest0-21swapper/2800:15:0121
312529915226,84cyclictest0-21swapper/1120:30:123
312529915025,78cyclictest0-21swapper/1121:12:103
312399914720,77cyclictest0-21swapper/800:25:0830
312819914644,64cyclictest0-21swapper/1822:14:5110
31281991450,86cyclictest0-21swapper/1822:15:3710
312319914518,74cyclictest151rcu_preempt22:24:2928
313439914439,81cyclictest0-21swapper/2823:17:0421
31247991429,130cyclictest0-21swapper/1022:40:102
31252991410,87cyclictest0-21swapper/1122:47:023
31247991419,131cyclictest0-21swapper/1019:15:242
31247991419,131cyclictest0-21swapper/1019:15:232
3123199141137,1cyclictest151rcu_preempt22:05:1628
31228991410,90cyclictest0-21swapper/519:25:2827
31228991410,90cyclictest0-21swapper/519:25:2727
31247991408,110cyclictest27117-21taskset21:13:452
31350991380,85cyclictest0-21swapper/2922:24:2022
31290991380,84cyclictest0-21swapper/2000:30:2413
312529913846,60cyclictest0-21swapper/1100:33:243
31247991389,108cyclictest0-21swapper/1021:35:122
31239991373,81cyclictest0-21swapper/819:35:0030
31239991373,81cyclictest0-21swapper/819:35:0030
312399913736,81cyclictest0-21swapper/822:55:1830
312529913632,71cyclictest0-21swapper/1100:15:143
31247991369,101cyclictest0-21swapper/1021:20:132
313509913548,57cyclictest0-21swapper/2923:36:3122
313509913545,61cyclictest0-21swapper/2921:18:3622
313509913536,49cyclictest0-21swapper/2923:22:0522
312529913529,73cyclictest0-21swapper/1100:14:103
312529913528,72cyclictest0-21swapper/1123:21:143
312529913527,75cyclictest0-21swapper/1121:35:183
312529913526,68cyclictest0-21swapper/1122:37:573
31247991359,76cyclictest0-21swapper/1021:45:012
312529913428,70cyclictest0-21swapper/1122:27:163
312529913428,69cyclictest0-21swapper/1120:40:213
312529913428,68cyclictest0-21swapper/1119:20:133
312529913428,68cyclictest0-21swapper/1119:20:123
312529913425,69cyclictest0-21swapper/1119:52:493
299002134127,6sleep00-21swapper/019:07:300
299002134127,6sleep00-21swapper/019:07:300
313509913351,62cyclictest0-21swapper/2920:41:1322
313509913343,61cyclictest0-21swapper/2923:32:1422
313509913327,70cyclictest0-21swapper/2923:19:5722
312529913329,67cyclictest0-21swapper/1123:15:223
312529913329,66cyclictest0-21swapper/1122:55:353
312529913328,65cyclictest0-21swapper/1122:41:413
312529913327,69cyclictest0-21swapper/1123:38:523
313509913239,61cyclictest0-21swapper/2921:46:5622
313509913236,64cyclictest0-21swapper/2921:44:3322
312819913231,80cyclictest0-21swapper/1821:00:1610
312529913248,64cyclictest0-21swapper/1123:45:503
312529913228,68cyclictest0-21swapper/1100:38:443
312399913230,65cyclictest0-21swapper/823:07:5830
312319913241,42cyclictest0-21swapper/622:52:4928
313509913147,61cyclictest0-21swapper/2900:10:1022
313509913147,58cyclictest0-21swapper/2920:20:2122
313509913144,59cyclictest0-21swapper/2920:15:3422
313509913142,71cyclictest0-21swapper/2922:44:0722
313509913136,61cyclictest0-21swapper/2900:33:2622
313509913128,69cyclictest0-21swapper/2900:01:0522
313509913128,66cyclictest0-21swapper/2923:01:4622
313509913126,64cyclictest0-21swapper/2919:40:1822
313509913126,64cyclictest0-21swapper/2919:40:1822
312819913129,86cyclictest0-21swapper/1822:35:2410
312529913136,67cyclictest0-21swapper/1121:56:153
31239991310,96cyclictest0-21swapper/800:13:5430
313509913050,56cyclictest0-21swapper/2923:27:2622
313509913047,59cyclictest0-21swapper/2900:16:3522
313509913042,53cyclictest0-21swapper/2919:53:0622
313509913031,71cyclictest0-21swapper/2921:07:5522
313509913030,74cyclictest0-21swapper/2920:25:4322
313509913028,67cyclictest0-21swapper/2900:23:3222
313509913028,65cyclictest0-21swapper/2922:59:3722
313509913026,71cyclictest0-21swapper/2920:09:0922
313509913026,71cyclictest0-21swapper/2919:35:2922
313509913026,71cyclictest0-21swapper/2919:35:2922
313509913026,62cyclictest0-21swapper/2900:25:4022
313439913051,60cyclictest0-21swapper/2800:35:3521
313439913026,68cyclictest0-21swapper/2822:57:4621
313439913026,66cyclictest0-21swapper/2822:52:2821
312529913029,68cyclictest0-21swapper/1121:00:263
312529913028,67cyclictest0-21swapper/1123:53:563
313509912953,57cyclictest0-21swapper/2923:14:0422
313509912945,55cyclictest0-21swapper/2919:13:3422
313509912945,55cyclictest0-21swapper/2919:13:3422
313509912944,57cyclictest0-21swapper/2923:05:3122
313509912927,70cyclictest0-21swapper/2922:19:0022
313509912927,65cyclictest0-21swapper/2922:36:3922
313509912926,69cyclictest0-21swapper/2923:45:3622
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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