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2026-01-31 - 17:18
[ 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 Sat Jan 31, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10606172960,1sleep40-21swapper/411:52:004
8780882650,1sleep50-21swapper/510:36:595
41677025545,7sleep60-21swapper/607:06:256
41667725521,30sleep70-21swapper/707:05:067
417088995149,2cyclictest908158-21kworker/u16:3+events_unbound11:04:435
41674225141,7sleep50-21swapper/507:06:005
417088995048,2cyclictest821271-21kworker/u16:0+flush-8:010:16:545
417088995048,2cyclictest418067-21kworker/u16:2+flush-8:009:22:085
417088994846,2cyclictest835181-21kworker/u16:2+flush-8:010:31:535
417088994846,2cyclictest546151-21kworker/u16:3+flush-8:009:16:535
417088994745,2cyclictest546151-21kworker/u16:3+events_unbound09:31:535
417088994745,2cyclictest498109-21kworker/u16:1+events_unbound09:51:535
417088994745,2cyclictest3897039-21kworker/u16:3+events_unbound07:22:095
417084994743,3cyclictest546151-21kworker/u16:3+flush-8:008:36:384
417094994644,1cyclictest652488-21diskmemload10:57:067
417094994644,1cyclictest652488-21diskmemload10:57:067
417088994644,2cyclictest944669-21kworker/u16:4+events_unbound11:22:075
40758524635,7sleep40-21swapper/407:01:504
417094994543,1cyclictest1140496-21irqcore12:26:547
417088994543,2cyclictest774237-21kworker/u16:5+events_unbound10:22:115
417088994442,2cyclictest498109-21kworker/u16:1+events_unbound09:36:545
417088994442,2cyclictest498109-21kworker/u16:1+events_unbound09:36:545
417084994442,2cyclictest774237-21kworker/u16:5+flush-8:010:47:074
417088994341,2cyclictest821271-21kworker/u16:0+flush-8:012:07:085
417088994341,2cyclictest546151-21kworker/u16:3+events_unbound09:27:005
417088994341,2cyclictest1078790-21kworker/u16:1+events_unbound12:22:105
417094994240,1cyclictest735544-21ssh09:37:397
417094994240,1cyclictest735544-21ssh09:37:397
417088994240,2cyclictest821271-21kworker/u16:0+events_unbound11:57:045
417088994240,2cyclictest1078790-21kworker/u16:1+events_unbound12:16:525
417088994240,2cyclictest1078790-21kworker/u16:1+events_unbound12:16:525
417094994138,2cyclictest884870-21tune2fs10:41:537
417094994137,2cyclictest1051180-21smart_sda11:47:117
417088994139,2cyclictest821271-21kworker/u16:0+events_unbound12:02:055
417088994139,2cyclictest546151-21kworker/u16:3+flush-8:009:06:535
417088994139,2cyclictest3897039-21kworker/u16:3+flush-8:007:12:065
417094994038,1cyclictest507533-21perf07:51:387
417088994038,2cyclictest835181-21kworker/u16:2+events_unbound10:47:065
417088994038,2cyclictest835181-21kworker/u16:2+events_unbound10:42:055
417088994038,2cyclictest526901-21kworker/u16:0+events_unbound08:07:085
417084994038,2cyclictest418067-21kworker/u16:2+events_unbound08:47:084
417088993937,2cyclictest908158-21kworker/u16:3+events_unbound11:12:145
417088993937,2cyclictest821271-21kworker/u16:0+flush-8:011:32:085
417088993937,2cyclictest498109-21kworker/u16:1+events_unbound09:44:555
417088993937,2cyclictest3897039-21kworker/u16:3+flush-8:007:32:065
417088993937,2cyclictest3897039-21kworker/u16:3+flush-8:007:32:065
417088993936,3cyclictest821271-21kworker/u16:0+flush-8:011:17:065
417088993936,2cyclictest498109-21kworker/u16:1+events_unbound10:08:125
417084993937,2cyclictest1078790-21kworker/u16:1+flush-8:012:32:074
417084993936,2cyclictest498109-21kworker/u16:1+flush-8:009:41:564
417094993836,1cyclictest944265-21ssh11:05:597
417094993836,1cyclictest652488-21diskmemload10:54:557
417094993836,1cyclictest0-21swapper/711:31:437
417088993836,2cyclictest944669-21kworker/u16:4+events_unbound12:30:075
417088993836,2cyclictest908158-21kworker/u16:3+events_unbound11:11:045
417088993836,2cyclictest774236-21kworker/u16:4+events_unbound10:13:025
417088993735,2cyclictest908158-21kworker/u16:3+flush-8:011:41:545
417088993735,2cyclictest908158-21kworker/u16:3+events_unbound11:26:565
417088993735,2cyclictest908158-21kworker/u16:3+events_unbound10:52:485
417088993735,2cyclictest759658-21kworker/u16:0+events_unbound09:47:595
417088993735,2cyclictest546151-21kworker/u16:3+events_unbound09:14:245
417088993734,3cyclictest388044-21kworker/u16:0+flush-8:007:17:065
417088993734,2cyclictest418067-21kworker/u16:2+events_unbound08:56:395
417084993734,2cyclictest835181-21kworker/u16:2+events_unbound10:26:404
417084993734,2cyclictest774237-21kworker/u16:5+events_unbound10:36:524
417094993634,1cyclictest652488-21diskmemload10:12:287
417088993634,2cyclictest944669-21kworker/u16:4+events_unbound12:15:205
417088993634,2cyclictest908158-21kworker/u16:3+events_unbound11:41:045
417088993634,2cyclictest774237-21kworker/u16:5+events_unbound10:28:045
417084993634,2cyclictest944669-21kworker/u16:4+events_unbound11:12:034
417094993533,1cyclictest992176-21ssh11:24:437
417094993533,1cyclictest652488-21diskmemload10:49:237
417094993533,1cyclictest652488-21diskmemload09:32:277
417094993532,2cyclictest1161962-21ssh12:34:067
417094993531,3cyclictest674997-21sh09:13:197
417088993533,2cyclictest835181-21kworker/u16:2+events_unbound10:57:195
417088993533,2cyclictest835181-21kworker/u16:2+events_unbound10:57:195
417088993533,2cyclictest821271-21kworker/u16:0+flush-8:011:52:195
417088993533,2cyclictest759658-21kworker/u16:0+events_unbound09:59:565
417088993533,2cyclictest3897039-21kworker/u16:3+flush-8:007:42:055
417084993533,2cyclictest774237-21kworker/u16:5+flush-8:010:17:074
417084993532,2cyclictest944669-21kworker/u16:4+flush-8:011:26:544
417094993428,5cyclictest468944-21latency_hist07:31:387
417088993432,2cyclictest944669-21kworker/u16:4+events_unbound12:35:005
417088993432,2cyclictest821271-21kworker/u16:0+events_unbound11:47:095
417088993432,2cyclictest498109-21kworker/u16:1+events_unbound10:04:595
417084993432,2cyclictest1078790-21kworker/u16:1+flush-8:012:21:574
417094993333,0cyclictest0-21swapper/710:39:487
417094993331,1cyclictest652488-21diskmemload11:39:157
417094993331,1cyclictest1087882-21wc12:02:107
4970942320,1chrt497095-21switchtime07:42:077
417094993232,0cyclictest0-21swapper/711:12:317
417094993232,0cyclictest0-21swapper/709:29:317
417094993231,1cyclictest796389-21ssh10:02:407
417094993231,0cyclictest0-21swapper/710:06:397
417094993230,1cyclictest652488-21diskmemload12:20:237
417094993230,1cyclictest652488-21diskmemload12:20:237
417094993230,1cyclictest652488-21diskmemload11:58:397
417088993230,2cyclictest498109-21kworker/u16:1+events_unbound08:46:515
417084993231,1cyclictest418067-21kworker/u16:2+flush-8:008:01:554
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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