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2026-02-27 - 03:15
[ 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 Fri Feb 27, 2026 00:49:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
939599310112,1cyclictest151rcu_preempt00:25:4526
3273913080,300ptp4l0-21swapper/119:05:261
93879917130,118cyclictest0-21swapper/323:44:4223
94069916723,88cyclictest0-21swapper/621:39:1128
94069916723,88cyclictest0-21swapper/621:39:1128
938299167165,1cyclictest151rcu_preempt22:38:0812
93879915524,85cyclictest0-21swapper/300:36:0223
94549915329,70cyclictest0-21swapper/1223:08:044
9454991492,106cyclictest0-21swapper/1223:21:104
950499147146,1cyclictest151rcu_preempt23:54:2917
93879914729,65cyclictest0-21swapper/319:20:1223
9373991460,89cyclictest0-21swapper/000:28:480
94459914318,97cyclictest0-21swapper/1122:40:103
9382991439,132cyclictest151rcu_preempt22:33:3812
95309914228,110cyclictest0-21swapper/2922:52:1522
94549914247,57cyclictest0-21swapper/1223:04:384
94459914218,78cyclictest0-21swapper/1100:28:413
93879914229,74cyclictest0-21swapper/321:01:5623
93879914229,74cyclictest0-21swapper/321:01:5623
9530991410,85cyclictest0-21swapper/2921:53:5922
9530991410,85cyclictest0-21swapper/2921:53:5922
95309914026,78cyclictest0-21swapper/2923:15:4622
9454991402,80cyclictest0-21swapper/1219:10:174
67392140130,7sleep230-21swapper/2319:05:2016
94549913946,58cyclictest0-21swapper/1219:58:384
94459913918,87cyclictest0-21swapper/1122:02:443
94459913918,87cyclictest0-21swapper/1122:02:433
93959913915,59cyclictest151rcu_preempt00:15:0026
9468991370,82cyclictest0-21swapper/1500:09:307
94549913752,57cyclictest0-21swapper/1223:10:474
94069913719,87cyclictest0-21swapper/621:29:1828
94069913719,87cyclictest0-21swapper/621:29:1828
94549913645,60cyclictest0-21swapper/1221:28:074
94549913645,60cyclictest0-21swapper/1221:28:074
94549913641,80cyclictest88-21ksoftirqd/1221:05:094
94549913641,80cyclictest88-21ksoftirqd/1221:05:094
9406991360,84cyclictest0-21swapper/620:50:2028
9406991360,84cyclictest0-21swapper/620:50:2028
93739913618,72cyclictest0-21swapper/022:57:270
94549913547,60cyclictest0-21swapper/1220:14:074
94549913528,64cyclictest0-21swapper/1222:00:274
94549913528,64cyclictest0-21swapper/1222:00:274
93879913519,49cyclictest0-21swapper/321:29:3023
93879913519,49cyclictest0-21swapper/321:29:3023
94549913429,75cyclictest0-21swapper/1219:45:154
9400991340,82cyclictest0-21swapper/521:57:5227
9400991340,82cyclictest0-21swapper/521:57:5227
49852134125,6sleep180-21swapper/1819:05:1410
95309913325,66cyclictest0-21swapper/2922:21:0022
94549913342,57cyclictest0-21swapper/1222:16:324
94549913340,63cyclictest0-21swapper/1222:14:214
94549913328,67cyclictest0-21swapper/1200:18:034
94549913326,63cyclictest0-21swapper/1222:20:154
94549913230,71cyclictest0-21swapper/1222:56:354
94459913218,71cyclictest0-21swapper/1123:45:243
94459913218,68cyclictest0-21swapper/1100:30:173
94549913155,60cyclictest0-21swapper/1221:49:304
94549913155,60cyclictest0-21swapper/1221:49:304
94549913147,56cyclictest0-21swapper/1219:30:214
94549913132,65cyclictest0-21swapper/1220:55:154
94549913132,65cyclictest0-21swapper/1220:55:154
94549913129,70cyclictest0-21swapper/1220:25:214
94549913128,71cyclictest0-21swapper/1222:40:184
94549913128,64cyclictest0-21swapper/1219:51:054
94549913127,72cyclictest0-21swapper/1221:20:044
94549913127,72cyclictest0-21swapper/1221:20:044
94549913127,69cyclictest0-21swapper/1223:43:364
94549913127,69cyclictest0-21swapper/1221:11:504
94549913127,69cyclictest0-21swapper/1221:11:494
94549913124,67cyclictest0-21swapper/1222:52:504
94009913124,20cyclictest0-21swapper/522:00:3327
94009913124,20cyclictest0-21swapper/522:00:3327
93739913141,59cyclictest0-21swapper/021:39:280
93739913141,59cyclictest0-21swapper/021:39:270
94549913047,71cyclictest0-21swapper/1220:09:484
94549913046,54cyclictest0-21swapper/1219:15:204
94549913028,68cyclictest0-21swapper/1200:35:444
94549913027,66cyclictest0-21swapper/1222:47:124
94009913046,55cyclictest0-21swapper/522:23:0027
94549912942,52cyclictest0-21swapper/1221:55:394
94549912942,52cyclictest0-21swapper/1221:55:394
94549912930,72cyclictest0-21swapper/1221:33:284
94549912930,72cyclictest0-21swapper/1221:33:284
94549912928,67cyclictest0-21swapper/1200:02:344
94549912928,65cyclictest0-21swapper/1221:53:144
94549912928,65cyclictest0-21swapper/1221:53:144
94459912918,62cyclictest0-21swapper/1123:52:363
330891129121,6phc2sys0-21swapper/219:06:3412
9530991280,84cyclictest0-21swapper/2922:31:5622
94549912830,74cyclictest0-21swapper/1223:55:224
94549912829,72cyclictest0-21swapper/1221:15:014
94549912829,72cyclictest0-21swapper/1221:15:014
94549912731,76cyclictest0-21swapper/1222:25:024
94549912731,64cyclictest0-21swapper/1221:43:534
94549912731,64cyclictest0-21swapper/1221:43:534
94549912728,64cyclictest0-21swapper/1223:50:174
94549912723,62cyclictest0-21swapper/1200:29:344
94009912743,53cyclictest0-21swapper/523:41:2827
94009912723,84cyclictest0-21swapper/521:51:2827
94009912723,84cyclictest0-21swapper/521:51:2727
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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