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2026-01-18 - 20:37
[ 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 Sun Jan 18, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
380958025419,30sleep70-21swapper/707:03:457
380958025419,30sleep70-21swapper/707:03:457
380059825342,7sleep40-21swapper/407:02:384
380059825342,7sleep40-21swapper/407:02:384
3810140995149,2cyclictest95804-21kworker/u16:1+events_unbound11:37:296
3810145995045,4cyclictest4191580-21latency_hist10:17:297
2810082480,0sleep7281006-21ssh12:12:377
3810136994543,2cyclictest219149-21kworker/u16:4+events_unbound11:56:195
3810128994543,2cyclictest4008828-21kworker/u16:4+events_unbound10:11:404
3810136994240,2cyclictest4154740-21kworker/u16:3+events_unbound10:51:165
3810136994240,2cyclictest4056379-21kworker/u16:0+events_unbound09:56:085
3810128994240,2cyclictest304118-21kworker/u16:1+events_unbound12:30:054
3810136994139,2cyclictest4008828-21kworker/u16:4+events_unbound09:25:175
3810136994139,2cyclictest118888-21kworker/u16:2+events_unbound11:45:445
3810128994139,2cyclictest4008828-21kworker/u16:4+events_unbound10:04:404
3810128994139,2cyclictest4008828-21kworker/u16:4+events_unbound09:53:164
3810128994139,2cyclictest118888-21kworker/u16:2+events_unbound11:11:454
380980524131,7sleep60-21swapper/607:06:576
380980524131,7sleep60-21swapper/607:06:576
3810136994038,2cyclictest95804-21kworker/u16:1+events_unbound11:24:205
3810136994038,2cyclictest57033-21kworker/u16:0+events_unbound11:13:095
3810136994038,2cyclictest4179345-21kworker/u16:0+events_unbound10:13:215
3810136994038,2cyclictest3988713-21kworker/u16:2+events_unbound10:24:455
3810136994038,2cyclictest304118-21kworker/u16:1+flush-8:012:33:045
3810136994038,2cyclictest304118-21kworker/u16:1+events_unbound12:26:405
3810136994038,2cyclictest219149-21kworker/u16:4+events_unbound12:04:375
3810136994038,2cyclictest219149-21kworker/u16:4+events_unbound11:50:045
3810128994038,2cyclictest95804-21kworker/u16:1+events_unbound11:55:444
3810128994038,2cyclictest95804-21kworker/u16:1+events_unbound11:35:164
3810128994038,2cyclictest4008828-21kworker/u16:4+events_unbound09:35:174
3810128994038,2cyclictest4008828-21kworker/u16:4+events_unbound09:18:524
3810140993937,2cyclictest4008828-21kworker/u16:4+events_unbound09:27:496
3810136993937,2cyclictest4154740-21kworker/u16:3+events_unbound10:57:295
3810136993937,2cyclictest4056379-21kworker/u16:0+events_unbound10:01:165
3810136993937,2cyclictest4008828-21kworker/u16:4+events_unbound10:10:205
3810136993937,2cyclictest304118-21kworker/u16:1+events_unbound12:20:475
3810128993937,2cyclictest4056379-21kworker/u16:0+events_unbound09:51:444
3810128993937,2cyclictest4000275-21kworker/u16:1+events_unbound09:10:324
3810128993937,2cyclictest3988713-21kworker/u16:2+flush-8:009:57:524
3810128993937,2cyclictest3988713-21kworker/u16:2+events_unbound10:26:214
3810128993937,2cyclictest256082-21kworker/u16:0+events_unbound12:14:354
3810128993936,2cyclictest95804-21kworker/u16:1+events_unbound10:57:334
3810128993936,2cyclictest95804-21kworker/u16:1+events_unbound10:57:334
3810128993936,2cyclictest4008828-21kworker/u16:4+flush-8:009:39:284
3810128993936,2cyclictest4008828-21kworker/u16:4+flush-8:009:39:284
3810136993836,2cyclictest95804-21kworker/u16:1+events_unbound11:30:005
3810136993836,2cyclictest95804-21kworker/u16:1+events_unbound11:20:175
3810136993836,2cyclictest95804-21kworker/u16:1+events_unbound11:04:205
3810136993836,2cyclictest95804-21kworker/u16:1+events_unbound11:04:205
3810136993836,2cyclictest4154740-21kworker/u16:3+events_unbound10:41:445
3810136993836,2cyclictest4008828-21kworker/u16:4+events_unbound09:35:565
3810136993836,2cyclictest4008828-21kworker/u16:4+events_unbound09:20:165
3810136993836,2cyclictest3988713-21kworker/u16:2+events_unbound10:21:125
3810136993836,2cyclictest3988713-21kworker/u16:2+events_unbound09:42:335
3810128993836,2cyclictest4154740-21kworker/u16:3+events_unbound10:55:404
3810128993836,2cyclictest4154740-21kworker/u16:3+events_unbound10:49:014
3810128993836,2cyclictest4154740-21kworker/u16:3+events_unbound10:18:324
3810128993836,2cyclictest3988713-21kworker/u16:2+flush-8:010:16:204
3810128993836,2cyclictest219149-21kworker/u16:4+events_unbound11:48:444
3810128993836,2cyclictest118888-21kworker/u16:2+events_unbound11:41:534
3810128993835,2cyclictest326419-21kworker/u16:3+events_unbound12:35:244
380957823828,7sleep50-21swapper/507:03:435
380957823828,7sleep50-21swapper/507:03:435
3810136993735,2cyclictest95804-21kworker/u16:1+events_unbound12:00:315
3810136993735,2cyclictest95804-21kworker/u16:1+events_unbound11:41:165
3810136993735,2cyclictest3988713-21kworker/u16:2+flush-8:009:09:165
3810136993735,2cyclictest3988713-21kworker/u16:2+events_unbound10:35:525
3810128993735,2cyclictest95804-21kworker/u16:1+events_unbound11:46:404
3810128993735,2cyclictest57033-21kworker/u16:0+events_unbound11:13:564
3810128993735,2cyclictest4008828-21kworker/u16:4+events_unbound09:14:284
3810128993735,2cyclictest3756228-21kworker/u16:3+events_unbound07:07:564
3810140993634,2cyclictest4008828-21kworker/u16:4+flush-8:009:47:296
3810140993634,2cyclictest304118-21kworker/u16:1+flush-8:012:22:566
3810136993634,2cyclictest95804-21kworker/u16:1+events_unbound10:59:485
3810136993634,2cyclictest95804-21kworker/u16:1+events_unbound10:59:485
3810136993634,2cyclictest3809902-21kworker/u16:0+events_unbound07:14:405
3810136993634,2cyclictest219149-21kworker/u16:4+events_unbound12:16:155
3810136993634,2cyclictest10380-21kworker/u16:1+events_unbound10:29:135
3810128993634,2cyclictest95804-21kworker/u16:1+events_unbound11:58:084
3810128993634,2cyclictest95804-21kworker/u16:1+events_unbound11:18:444
3810128993634,2cyclictest276943-21kworker/u16:2+events_unbound12:09:444
3810128993634,2cyclictest256082-21kworker/u16:0+events_unbound12:18:364
3810128993634,2cyclictest10380-21kworker/u16:1+events_unbound10:29:214
3810128993633,2cyclictest4154740-21kworker/u16:3+events_unbound10:44:124
3810128993633,2cyclictest276943-21kworker/u16:2+flush-8:012:24:194
3810136993533,2cyclictest95804-21kworker/u16:1+events_unbound12:09:365
3810136993533,2cyclictest4056379-21kworker/u16:0+events_unbound09:30:415
3810136993533,2cyclictest4008828-21kworker/u16:4+events_unbound09:13:375
3810136993532,2cyclictest4056379-21kworker/u16:0+flush-8:009:48:165
3810128993533,2cyclictest57033-21kworker/u16:0+events_unbound11:29:074
3810128993533,2cyclictest3988713-21kworker/u16:2+events_unbound09:30:334
3810140993432,2cyclictest3809902-21kworker/u16:0+flush-8:007:27:296
3810136993432,2cyclictest57033-21kworker/u16:0+events_unbound11:11:045
3810136993432,2cyclictest326419-21kworker/u16:3+events_unbound12:28:085
3810136993431,2cyclictest3756228-21kworker/u16:3+events_unbound07:37:325
3810128993432,2cyclictest4154740-21kworker/u16:3+events_unbound10:35:014
3810128993432,2cyclictest4056379-21kworker/u16:0+events_unbound09:26:334
3810136993331,2cyclictest57033-21kworker/u16:0+events_unbound10:43:435
3810136993331,2cyclictest4008828-21kworker/u16:4+flush-8:010:03:075
3810136993331,2cyclictest3959607-21kworker/u16:3+events_unbound08:34:405
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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