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2026-03-03 - 10:05
[ 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 rack0slot2.osadl.org (updated Tue Mar 03, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
62311625631,7sleep50-21swapper/519:01:265
623638995549,5cyclictest1208711-21latency_hist23:29:367
62318425141,7sleep60-21swapper/619:02:246
623638994942,6cyclictest771393-21latency_hist20:19:367
623638994742,4cyclictest1148295-21latency_hist23:04:367
623638994742,4cyclictest1148295-21latency_hist23:04:367
623629994543,2cyclictest1027598-21kworker/u16:0+events_unbound22:40:045
623624994442,2cyclictest1027598-21kworker/u16:0+flush-8:022:45:004
62320024433,8sleep40-21swapper/419:02:384
623629994240,2cyclictest1098851-21kworker/u16:2+events_unbound22:51:385
623629994038,2cyclictest801957-21kworker/u16:4+flush-8:020:45:005
6224032403,31sleep70-21swapper/719:00:087
623634993937,2cyclictest801957-21kworker/u16:4+events_unbound20:45:026
623629993937,2cyclictest1338673-21kworker/u16:2+events_unbound00:34:185
623629993937,2cyclictest1158259-21kworker/u16:5+events_unbound23:43:105
623629993937,2cyclictest1112054-21kworker/u16:4+events_unbound23:06:195
623629993937,2cyclictest1112054-21kworker/u16:4+events_unbound23:06:195
623624993937,2cyclictest1027598-21kworker/u16:0+events_unbound22:16:474
623634993836,2cyclictest1170758-21kworker/u16:0+events_unbound23:19:156
623634993836,2cyclictest1012704-21kworker/u16:3+events_unbound22:51:506
623629993836,2cyclictest858405-21kworker/u16:1+events_unbound21:26:395
623629993836,2cyclictest838760-21kworker/u16:0+events_unbound21:17:035
623629993836,2cyclictest1292679-21kworker/u16:0+events_unbound00:17:475
623629993836,2cyclictest1197046-21kworker/u16:1+events_unbound23:47:065
623629993835,2cyclictest1170758-21kworker/u16:0+events_unbound23:19:195
623624993836,2cyclictest952231-21kworker/u16:2+events_unbound21:57:424
623624993836,2cyclictest1305739-21kworker/u16:1+events_unbound00:23:584
623624993836,2cyclictest1305739-21kworker/u16:1+events_unbound00:23:584
623624993836,2cyclictest1269682-21kworker/u16:3+events_unbound00:01:464
623624993836,2cyclictest1158259-21kworker/u16:5+events_unbound00:06:114
623624993836,2cyclictest1112054-21kworker/u16:4+events_unbound23:48:114
623624993836,2cyclictest1112054-21kworker/u16:4+events_unbound22:59:354
623624993836,2cyclictest1012704-21kworker/u16:3+events_unbound22:34:264
623634993735,2cyclictest1051442-21kworker/u16:1+events_unbound22:41:036
623629993735,2cyclictest952231-21kworker/u16:2+events_unbound22:07:505
623629993735,2cyclictest918495-21kworker/u16:0+events_unbound21:55:585
623629993735,2cyclictest894192-21kworker/u16:3+events_unbound21:22:235
623629993735,2cyclictest1158259-21kworker/u16:5+events_unbound23:58:385
623629993735,2cyclictest1158259-21kworker/u16:5+events_unbound00:09:115
623629993735,2cyclictest1112054-21kworker/u16:4+events_unbound23:22:195
623629993735,2cyclictest1112054-21kworker/u16:4+events_unbound22:59:155
623629993735,2cyclictest1098851-21kworker/u16:2+events_unbound23:04:075
623629993735,2cyclictest1098851-21kworker/u16:2+events_unbound23:04:075
623629993735,2cyclictest1027598-21kworker/u16:0+flush-8:022:29:465
623624993735,2cyclictest918495-21kworker/u16:0+events_unbound22:00:384
623624993735,2cyclictest838760-21kworker/u16:0+events_unbound21:06:224
623624993735,2cyclictest1305739-21kworker/u16:1+events_unbound00:28:184
623624993735,2cyclictest1158259-21kworker/u16:5+events_unbound23:36:514
623624993735,2cyclictest1027598-21kworker/u16:0+events_unbound23:00:354
623624993735,2cyclictest1027598-21kworker/u16:0+events_unbound23:00:354
623624993734,2cyclictest858405-21kworker/u16:1+events_unbound21:29:314
623624993734,2cyclictest1027598-21kworker/u16:0+events_unbound22:24:444
623634993634,2cyclictest1269682-21kworker/u16:3+events_unbound23:55:346
623634993634,2cyclictest1170758-21kworker/u16:0+events_unbound23:20:146
623634993634,2cyclictest1158259-21kworker/u16:5+events_unbound23:39:156
623634993634,2cyclictest1012704-21kworker/u16:3+events_unbound22:06:556
623629993634,2cyclictest1338673-21kworker/u16:2+events_unbound00:22:195
623629993634,2cyclictest1338673-21kworker/u16:2+events_unbound00:22:195
623629993634,2cyclictest1267850-21kworker/u16:2+events_unbound23:52:425
623629993634,2cyclictest1112054-21kworker/u16:4+events_unbound00:03:235
623629993634,2cyclictest1098851-21kworker/u16:2+events_unbound22:48:155
623629993634,2cyclictest1027598-21kworker/u16:0+events_unbound22:28:115
623629993634,2cyclictest1027598-21kworker/u16:0+events_unbound22:18:035
623624993634,2cyclictest858405-21kworker/u16:1+events_unbound21:17:464
623624993634,2cyclictest858405-21kworker/u16:1+events_unbound21:12:394
623624993634,2cyclictest1292679-21kworker/u16:0+events_unbound00:14:064
623624993634,2cyclictest1267850-21kworker/u16:2+events_unbound23:52:384
623624993634,2cyclictest1158259-21kworker/u16:5+events_unbound23:10:184
623624993634,2cyclictest1112054-21kworker/u16:4+events_unbound23:05:464
623624993634,2cyclictest1112054-21kworker/u16:4+events_unbound23:05:464
623624993634,2cyclictest1027598-21kworker/u16:0+events_unbound22:53:394
623634993533,2cyclictest1051442-21kworker/u16:1+events_unbound22:32:586
623629993533,2cyclictest1051442-21kworker/u16:1+events_unbound22:36:315
623624993533,2cyclictest977851-21kworker/u16:5+events_unbound22:06:224
623624993533,2cyclictest918495-21kworker/u16:0+events_unbound21:51:324
623624993533,2cyclictest894192-21kworker/u16:3+events_unbound21:42:274
623624993533,2cyclictest894192-21kworker/u16:3+events_unbound21:42:274
623624993533,2cyclictest1269682-21kworker/u16:3+events_unbound23:55:114
623624993533,2cyclictest1170758-21kworker/u16:0+events_unbound23:17:474
623624993533,2cyclictest1112054-21kworker/u16:4+events_unbound23:44:064
623624993533,2cyclictest1027598-21kworker/u16:0+events_unbound22:21:034
623634993432,2cyclictest1098851-21kworker/u16:2+events_unbound23:00:186
623634993432,2cyclictest1098851-21kworker/u16:2+events_unbound23:00:186
623629993432,2cyclictest977851-21kworker/u16:5+events_unbound21:53:595
623629993432,2cyclictest952231-21kworker/u16:2+events_unbound22:21:115
623629993432,2cyclictest952231-21kworker/u16:2+events_unbound22:12:065
623629993432,2cyclictest894192-21kworker/u16:3+events_unbound21:42:195
623629993432,2cyclictest894192-21kworker/u16:3+events_unbound21:42:195
623629993432,2cyclictest828793-21kworker/u16:2+events_unbound21:31:115
623629993432,2cyclictest1170758-21kworker/u16:0+events_unbound23:14:035
623624993432,2cyclictest952231-21kworker/u16:2+events_unbound21:46:104
623624993432,2cyclictest918495-21kworker/u16:0+events_unbound21:39:064
623624993432,2cyclictest1158259-21kworker/u16:5+events_unbound00:32:154
623624993432,2cyclictest1051442-21kworker/u16:1+events_unbound22:36:354
623634993331,2cyclictest1305739-21kworker/u16:1+events_unbound00:14:166
623634993331,2cyclictest1267850-21kworker/u16:2+events_unbound23:52:406
623634993331,2cyclictest1158259-21kworker/u16:5+events_unbound23:06:086
623634993331,2cyclictest1158259-21kworker/u16:5+events_unbound23:06:086
623629993331,2cyclictest918495-21kworker/u16:0+events_unbound22:02:065
623629993331,2cyclictest918495-21kworker/u16:0+events_unbound21:37:285
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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