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2026-02-07 - 22:56
[ 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 07, 2026 12:48:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3273912870,278ptp4l0-21swapper/107:06:541
513991769,164cyclictest0-21swapper/2507:49:1618
327639917418,143cyclictest0-21swapper/408:05:1626
5139917110,126cyclictest0-21swapper/2509:50:1918
5139917110,125cyclictest0-21swapper/2509:25:1018
5139916410,109cyclictest0-21swapper/2512:25:1918
327639916428,134cyclictest0-21swapper/412:06:4226
327639916224,87cyclictest0-21swapper/411:35:4226
327639916224,87cyclictest0-21swapper/411:35:4126
5139916110,99cyclictest0-21swapper/2510:45:2318
5139916110,99cyclictest0-21swapper/2510:45:2318
327639915321,78cyclictest0-21swapper/409:35:1726
315462153146,6sleep240-21swapper/2407:09:5817
327639914827,73cyclictest0-21swapper/409:47:4426
32748991480,88cyclictest0-21swapper/210:11:3212
446991450,87cyclictest0-21swapper/1608:20:008
32763991451,102cyclictest0-21swapper/411:03:2926
32763991451,102cyclictest0-21swapper/411:03:2926
327639914449,56cyclictest0-21swapper/409:52:4026
32763991440,84cyclictest0-21swapper/409:40:2226
32763991420,84cyclictest0-21swapper/408:45:2126
327489914211,127cyclictest151rcu_preempt11:38:0912
327489914211,127cyclictest151rcu_preempt11:38:0812
32748991420,88cyclictest0-21swapper/208:22:1512
518991410,83cyclictest0-21swapper/2608:40:3419
327639914126,67cyclictest0-21swapper/411:50:1726
327639914126,67cyclictest0-21swapper/411:50:1726
32763991410,85cyclictest0-21swapper/408:00:0026
327639913931,69cyclictest0-21swapper/410:05:0326
327639913931,68cyclictest0-21swapper/407:35:4426
327639913930,66cyclictest0-21swapper/409:55:2026
327639913929,65cyclictest0-21swapper/409:13:0026
32763991390,82cyclictest0-21swapper/411:31:4926
32763991390,82cyclictest0-21swapper/411:31:4926
32763991390,81cyclictest0-21swapper/412:30:2026
518991370,84cyclictest0-21swapper/2609:26:3219
4309913742,58cyclictest151rcu_preempt12:35:326
327639913732,71cyclictest0-21swapper/410:58:5626
327639913732,71cyclictest0-21swapper/410:58:5626
327639913731,69cyclictest0-21swapper/407:20:2226
327639913730,71cyclictest0-21swapper/408:30:2326
327639913730,66cyclictest0-21swapper/412:38:0526
327639913729,65cyclictest0-21swapper/409:21:0026
327639913728,65cyclictest0-21swapper/412:16:5126
327639913726,64cyclictest0-21swapper/411:26:3626
327639913726,64cyclictest0-21swapper/411:26:3626
32763991371,81cyclictest0-21swapper/410:49:5226
32763991371,81cyclictest0-21swapper/410:49:5226
430991368,97cyclictest0-21swapper/1410:44:536
430991368,97cyclictest0-21swapper/1410:44:526
430991368,124cyclictest0-21swapper/1411:45:186
430991368,124cyclictest0-21swapper/1411:45:176
327639913631,64cyclictest0-21swapper/412:25:0126
327639913631,61cyclictest0-21swapper/409:30:5926
327639913630,64cyclictest0-21swapper/408:15:1726
327639913628,64cyclictest0-21swapper/409:04:2726
327639913628,63cyclictest0-21swapper/412:02:4826
32742991360,83cyclictest0-21swapper/109:22:211
5189913552,55cyclictest0-21swapper/2607:25:4619
5189913526,64cyclictest0-21swapper/2609:30:1619
430991358,107cyclictest0-21swapper/1410:03:126
32742991350,84cyclictest0-21swapper/111:32:471
32742991350,84cyclictest0-21swapper/111:32:471
518991341,83cyclictest0-21swapper/2611:43:5219
518991341,83cyclictest0-21swapper/2611:43:5219
4469913417,91cyclictest0-21swapper/1610:20:528
430991348,79cyclictest0-21swapper/1411:37:156
430991348,79cyclictest0-21swapper/1411:37:156
327639913432,58cyclictest0-21swapper/409:05:3126
32763991340,79cyclictest0-21swapper/410:50:2426
32763991340,79cyclictest0-21swapper/410:50:2426
5189913345,60cyclictest0-21swapper/2609:00:2019
5189913343,62cyclictest0-21swapper/2611:27:1819
5189913343,62cyclictest0-21swapper/2611:27:1819
5189913331,73cyclictest0-21swapper/2611:17:1019
5189913331,73cyclictest0-21swapper/2611:17:0919
480991330,82cyclictest0-21swapper/2107:29:5714
327639913326,62cyclictest0-21swapper/412:20:1226
5189913252,59cyclictest0-21swapper/2611:55:3919
5189913252,59cyclictest0-21swapper/2611:55:3919
5189913249,58cyclictest0-21swapper/2610:54:4319
5189913249,58cyclictest0-21swapper/2610:54:4219
5189913247,55cyclictest0-21swapper/2610:36:0119
5189913247,55cyclictest0-21swapper/2610:36:0019
5189913246,61cyclictest0-21swapper/2612:22:5319
5189913242,59cyclictest0-21swapper/2610:28:0019
5189913229,65cyclictest0-21swapper/2608:30:2419
5189913228,74cyclictest0-21swapper/2611:51:0719
5189913228,74cyclictest0-21swapper/2611:51:0719
5189913224,60cyclictest0-21swapper/2612:35:4319
430991329,74cyclictest0-21swapper/1410:24:016
327639913228,60cyclictest0-21swapper/411:15:1626
327639913228,60cyclictest0-21swapper/411:15:1526
5189913146,61cyclictest0-21swapper/2612:27:0019
5189913129,73cyclictest0-21swapper/2610:05:3219
5189913129,66cyclictest0-21swapper/2609:17:5719
5189913124,62cyclictest0-21swapper/2609:35:3719
4469913122,18cyclictest0-21swapper/1609:41:388
327489913114,113cyclictest151rcu_preempt09:51:1512
5189913049,55cyclictest0-21swapper/2609:55:5419
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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