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2026-02-22 - 06:11
[ 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 Sun Feb 22, 2026 00:49:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1066199345148,1cyclictest151rcu_preempt21:53:3519
3273912270,219ptp4l0-21swapper/119:05:101
106589921317,1cyclictest151rcu_preempt21:20:2418
105909918211,126cyclictest0-21swapper/900:05:1731
105909918211,126cyclictest0-21swapper/900:05:1731
105909918112,147cyclictest0-21swapper/922:05:0231
105909918111,158cyclictest0-21swapper/922:53:4831
105909917211,160cyclictest0-21swapper/921:33:3131
105909917111,152cyclictest0-21swapper/920:55:1931
63272166156,7sleep100-21swapper/1019:05:152
106549916611,126cyclictest151rcu_preempt21:15:2417
105909916511,109cyclictest0-21swapper/922:34:5831
106369916043,116cyclictest0-21swapper/2000:35:1313
106369915239,80cyclictest0-21swapper/2021:59:4913
106039915132,95cyclictest0-21swapper/1221:20:314
10603991496,20cyclictest272450kworker/u64:300:03:334
10603991496,20cyclictest272450kworker/u64:300:03:324
106619914619,97cyclictest0-21swapper/2623:02:3019
10636991440,84cyclictest0-21swapper/2023:26:4713
10636991440,84cyclictest0-21swapper/2023:26:4713
105909914411,79cyclictest0-21swapper/922:35:2031
106619914319,120cyclictest0-21swapper/2619:25:0019
105909914211,125cyclictest0-21swapper/922:40:1831
106039914129,70cyclictest0-21swapper/1222:15:164
10636991400,83cyclictest0-21swapper/2020:05:1813
106549913946,52cyclictest0-21swapper/2423:39:4117
106549913946,52cyclictest0-21swapper/2423:39:4117
106549913926,101cyclictest0-21swapper/2422:55:2017
106549913926,101cyclictest0-21swapper/2422:55:1917
106189913927,59cyclictest151rcu_preempt23:35:228
106189913927,59cyclictest151rcu_preempt23:35:228
10678991380,83cyclictest0-21swapper/3020:55:2324
106369913821,113cyclictest0-21swapper/2022:20:0113
10654991379,123cyclictest151rcu_preempt22:45:1217
105909913753,59cyclictest0-21swapper/921:36:1031
10642991360,81cyclictest0-21swapper/2120:35:1414
106549913528,68cyclictest0-21swapper/2421:30:2217
106189913510,96cyclictest151rcu_preempt23:52:268
106189913510,96cyclictest151rcu_preempt23:52:268
10583991350,85cyclictest0-21swapper/722:32:5729
106789913429,99cyclictest0-21swapper/3021:45:0424
10642991340,82cyclictest0-21swapper/2100:15:3914
10642991340,82cyclictest0-21swapper/2100:15:3814
106039913457,57cyclictest0-21swapper/1200:30:174
105909913428,69cyclictest0-21swapper/921:58:3831
105909913311,76cyclictest0-21swapper/921:15:2131
106619913219,70cyclictest0-21swapper/2600:34:1719
106549913219,97cyclictest0-21swapper/2420:40:2117
106189913210,101cyclictest151rcu_preempt23:12:218
106189913210,101cyclictest151rcu_preempt23:12:218
106039913232,76cyclictest0-21swapper/1223:40:024
106039913232,76cyclictest0-21swapper/1223:40:024
106789913127,82cyclictest0-21swapper/3022:05:2224
106619913119,68cyclictest0-21swapper/2622:44:1119
106369913143,43cyclictest0-21swapper/2022:22:4113
10603991310,78cyclictest0-21swapper/1222:22:284
105909913127,69cyclictest0-21swapper/922:03:2731
106789913026,69cyclictest0-21swapper/3021:57:5324
106429913050,53cyclictest0-21swapper/2122:23:2514
106039913023,81cyclictest0-21swapper/1223:55:154
106039913023,81cyclictest0-21swapper/1223:55:144
105909913028,67cyclictest0-21swapper/919:14:0231
105909913028,67cyclictest0-21swapper/900:25:4731
105909913028,66cyclictest0-21swapper/923:01:0931
106429912933,64cyclictest0-21swapper/2122:44:1514
106429912930,90cyclictest0-21swapper/2123:37:4314
106429912930,90cyclictest0-21swapper/2123:37:4314
106429912930,62cyclictest0-21swapper/2121:01:0614
105909912942,76cyclictest0-21swapper/923:19:2031
105909912942,76cyclictest0-21swapper/923:19:1931
105909912928,72cyclictest0-21swapper/923:52:2931
105909912928,72cyclictest0-21swapper/923:52:2831
105909912928,71cyclictest0-21swapper/922:48:2031
105909912928,71cyclictest0-21swapper/922:26:5831
105909912928,71cyclictest0-21swapper/921:45:1831
105909912928,67cyclictest0-21swapper/923:14:3231
105909912928,67cyclictest0-21swapper/923:14:3131
105909912927,67cyclictest0-21swapper/920:03:4431
105619912947,46cyclictest151rcu_preempt22:26:1912
106429912848,52cyclictest0-21swapper/2122:11:0914
106429912848,51cyclictest0-21swapper/2122:00:5814
106429912845,54cyclictest0-21swapper/2100:21:5014
106429912830,69cyclictest0-21swapper/2122:19:3614
106189912878,5cyclictest151rcu_preempt22:21:348
105909912829,66cyclictest0-21swapper/923:43:2331
105909912829,66cyclictest0-21swapper/923:43:2331
105909912828,70cyclictest0-21swapper/923:46:0331
105909912828,70cyclictest0-21swapper/923:46:0331
105909912828,64cyclictest0-21swapper/921:52:1331
105909912827,66cyclictest0-21swapper/920:44:5231
105909912826,67cyclictest0-21swapper/921:22:4931
105909912825,71cyclictest0-21swapper/922:58:1431
105909912825,71cyclictest0-21swapper/922:58:1331
106619912716,84cyclictest0-21swapper/2623:31:5419
106619912716,84cyclictest0-21swapper/2623:31:5419
106429912745,54cyclictest0-21swapper/2122:36:1414
106429912727,65cyclictest0-21swapper/2121:55:0614
106429912726,68cyclictest0-21swapper/2123:46:1614
106429912726,68cyclictest0-21swapper/2123:46:1514
106429912726,68cyclictest0-21swapper/2121:50:4814
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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