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2026-01-17 - 15:29
[ 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 Jan 17, 2026 12:47:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273913240,316ptp4l0-21swapper/107:07:201
3273913240,316ptp4l0-21swapper/107:07:201
234849926972,3cyclictest151rcu_preempt11:00:160
234849923072,1cyclictest151rcu_preempt10:00:570
235879922424,4cyclictest151rcu_preempt11:06:239
330891174166,6phc2sys0-21swapper/207:06:1212
330891174166,6phc2sys0-21swapper/207:06:1212
235839915515,79cyclictest151rcu_preempt10:36:158
23583991529,101cyclictest151rcu_preempt09:44:268
235009915016,104cyclictest0-21swapper/309:12:1923
235009914716,95cyclictest0-21swapper/311:54:4523
23631991430,98cyclictest167-21ksoftirqd/2511:42:3618
23631991430,86cyclictest0-21swapper/2511:51:5618
236569914227,70cyclictest0-21swapper/3008:05:2524
235639914224,117cyclictest0-21swapper/1312:28:055
235009914250,60cyclictest0-21swapper/312:18:1823
23631991410,82cyclictest0-21swapper/2511:30:3318
235639914124,78cyclictest0-21swapper/1310:27:185
235639914124,69cyclictest0-21swapper/1310:35:075
23494991410,84cyclictest0-21swapper/207:20:3712
23494991410,84cyclictest0-21swapper/207:20:3712
23487991410,86cyclictest0-21swapper/108:45:341
23631991400,86cyclictest0-21swapper/2512:33:0618
235639914024,96cyclictest0-21swapper/1311:49:055
235639914022,101cyclictest0-21swapper/1312:04:355
235009914047,56cyclictest0-21swapper/309:40:3723
23500991400,87cyclictest0-21swapper/311:29:5223
23631991390,79cyclictest0-21swapper/2511:57:1818
235839913923,52cyclictest151rcu_preempt10:25:028
235839913910,99cyclictest151rcu_preempt09:48:168
23656991380,83cyclictest0-21swapper/3011:05:3224
235129913831,100cyclictest0-21swapper/508:50:1327
23500991380,80cyclictest0-21swapper/312:20:2723
235009913716,64cyclictest0-21swapper/309:51:2023
23500991370,80cyclictest0-21swapper/311:40:2223
23631991360,88cyclictest0-21swapper/2511:20:2518
235839913640,45cyclictest151rcu_preempt11:17:068
235639913619,92cyclictest0-21swapper/1312:09:555
23500991361,81cyclictest0-21swapper/310:01:2823
236599913511,83cyclictest151rcu_preempt07:30:1625
235009913548,59cyclictest0-21swapper/307:50:0023
235009913536,71cyclictest0-21swapper/310:43:5623
23494991350,83cyclictest0-21swapper/210:46:2212
23583991349,102cyclictest151rcu_preempt10:03:068
235009913442,64cyclictest0-21swapper/309:35:1823
235009913426,64cyclictest0-21swapper/312:30:0423
23500991340,80cyclictest0-21swapper/310:49:4823
236319913366,62cyclictest10340-21taskset11:35:3918
235839913365,20cyclictest151rcu_preempt10:53:218
235129913334,76cyclictest19942-21taskset09:14:4527
235129913326,100cyclictest0-21swapper/511:57:3027
23512991330,84cyclictest0-21swapper/509:16:3727
235009913352,64cyclictest0-21swapper/310:53:5123
235009913329,69cyclictest0-21swapper/312:02:1523
235009913327,65cyclictest0-21swapper/309:32:0523
23500991330,78cyclictest0-21swapper/311:11:2923
234949913326,65cyclictest0-21swapper/211:12:4912
236319913228,70cyclictest0-21swapper/2510:57:5818
236319913221,81cyclictest0-21swapper/2510:44:3618
235009913231,74cyclictest0-21swapper/312:11:5423
235009913230,77cyclictest0-21swapper/309:48:0723
235009913229,69cyclictest0-21swapper/310:58:4023
234949913226,62cyclictest0-21swapper/209:56:3812
234879913222,56cyclictest0-21swapper/109:16:361
235009913143,52cyclictest0-21swapper/307:25:5923
235009913130,76cyclictest0-21swapper/311:30:4423
235009913130,69cyclictest0-21swapper/308:28:1123
235009913127,63cyclictest0-21swapper/310:05:4523
234949913154,57cyclictest0-21swapper/210:05:4412
234949913148,56cyclictest0-21swapper/208:19:3812
234949913127,62cyclictest0-21swapper/210:35:4012
236569913046,55cyclictest0-21swapper/3008:47:3924
236409913021,67cyclictest0-21swapper/2712:05:5320
23614991300,88cyclictest0-21swapper/2310:05:0016
23614991300,83cyclictest0-21swapper/2310:08:4516
235009913028,69cyclictest0-21swapper/310:17:3123
235009913027,69cyclictest0-21swapper/311:48:5523
23500991302,75cyclictest0-21swapper/308:10:1923
234949913033,68cyclictest0-21swapper/212:13:1112
234949913029,67cyclictest0-21swapper/209:14:5812
234949913028,67cyclictest0-21swapper/210:02:3212
234949913028,66cyclictest0-21swapper/209:20:2212
23659991291,82cyclictest0-21swapper/3109:10:0625
236569912938,63cyclictest0-21swapper/3008:27:2124
236569912933,69cyclictest0-21swapper/3012:17:0924
235639912918,79cyclictest0-21swapper/1311:34:075
235009912930,68cyclictest0-21swapper/308:35:2623
235009912926,61cyclictest0-21swapper/312:06:3323
235009912921,81cyclictest0-21swapper/311:37:4123
234949912948,53cyclictest0-21swapper/209:28:0212
234949912928,73cyclictest0-21swapper/209:35:1712
234949912927,69cyclictest0-21swapper/209:47:1612
234949912926,68cyclictest0-21swapper/211:25:2312
234949912924,63cyclictest0-21swapper/210:56:2512
23659991281,78cyclictest0-21swapper/3109:36:0325
236569912850,55cyclictest0-21swapper/3009:53:5524
236569912834,62cyclictest0-21swapper/3011:49:2124
23614991280,76cyclictest0-21swapper/2308:01:0116
235129912814,90cyclictest30547-21taskset12:11:0827
235129912814,72cyclictest0-21swapper/511:40:3527
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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