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2026-03-05 - 02:34
[ 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 50 highest latencies:
System rack0slot2.osadl.org (updated Thu Mar 05, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3255225996663,2cyclictest3786937-21kworker/u16:0+events_unbound23:34:565
3255228995754,2cyclictest3786937-21kworker/u16:0+flush-8:023:19:416
3255225995654,2cyclictest3619305-21kworker/u16:5+events_unbound22:00:025
3255228995452,2cyclictest3882738-21kworker/u16:2+events_unbound23:54:586
3255228995250,2cyclictest3756768-21kworker/u16:1+events_unbound22:54:536
3255228995250,2cyclictest3481188-21kworker/u16:0+events_unbound21:09:426
325486525242,7sleep60-21swapper/619:03:526
3255225995149,2cyclictest3812845-21kworker/u16:3+events_unbound00:09:575
3255225995148,2cyclictest3481188-21kworker/u16:0+events_unbound20:59:545
3255228995048,2cyclictest3288155-21kworker/u16:2+events_unbound20:34:536
3255225995048,2cyclictest3583541-21kworker/u16:2+events_unbound21:54:575
3255225995047,2cyclictest3942630-21kworker/u16:1+events_unbound00:19:305
3255225994947,2cyclictest3812845-21kworker/u16:3+events_unbound23:59:535
3255228994846,2cyclictest3450803-21kworker/u16:3+events_unbound20:59:446
3255225994846,2cyclictest3786937-21kworker/u16:0+flush-8:023:15:025
3255225994846,2cyclictest3481188-21kworker/u16:0+events_unbound21:39:445
325483724838,7sleep50-21swapper/519:03:275
325523099470,45cyclictest3621338-21latency_hist21:59:287
3255228994745,2cyclictest3632728-21kworker/u16:0+events_unbound22:39:426
3255228994745,2cyclictest3596896-21kworker/u16:0+flush-8:021:49:536
3255228994745,2cyclictest3596896-21kworker/u16:0+flush-8:021:49:536
3255228994744,2cyclictest3288155-21kworker/u16:2+events_unbound20:54:436
3255225994745,2cyclictest3756768-21kworker/u16:1+events_unbound23:09:425
3255225994745,2cyclictest3756768-21kworker/u16:1+events_unbound23:09:425
3255228994644,2cyclictest3681643-21kworker/u16:2+events_unbound22:29:586
3255228994644,2cyclictest3681643-21kworker/u16:2+events_unbound22:29:586
3255228994644,2cyclictest3288155-21kworker/u16:2+flush-8:021:04:576
3255225994645,1cyclictest3681643-21kworker/u16:2+flush-8:022:44:285
3255218994644,2cyclictest3632728-21kworker/u16:0+flush-8:022:49:434
3255228994543,2cyclictest3756768-21kworker/u16:1+events_unbound23:04:536
3255228994543,2cyclictest3288155-21kworker/u16:2+flush-8:021:29:576
3255228994543,2cyclictest3288155-21kworker/u16:2+flush-8:021:25:006
3255228994542,2cyclictest3523856-21kworker/u16:1+flush-8:022:24:596
3255218994543,2cyclictest3812845-21kworker/u16:3+events_unbound23:29:594
3255228994442,2cyclictest3481188-21kworker/u16:0+events_unbound21:39:546
3255225994441,2cyclictest3646683-21kworker/u16:2+flush-8:022:09:595
626589430,36rtkit-daemon0-21swapper/419:00:254
3255230994337,5cyclictest3431923-21latency_hist20:34:287
3255230994337,5cyclictest3431923-21latency_hist20:34:287
3255228994341,2cyclictest3632728-21kworker/u16:0+events_unbound22:54:256
3255228994341,2cyclictest3583541-21kworker/u16:2+events_unbound21:54:536
3255228994341,2cyclictest3450803-21kworker/u16:3+events_unbound21:16:216
3255225994341,2cyclictest3897411-21kworker/u16:4+flush-8:000:27:575
3255225994341,2cyclictest3897411-21kworker/u16:4+flush-8:000:09:285
3255218994341,2cyclictest3942630-21kworker/u16:1+flush-8:000:25:014
3255218994341,2cyclictest3812845-21kworker/u16:3+flush-8:023:22:464
3255218994341,2cyclictest3812845-21kworker/u16:3+flush-8:000:04:284
3255218994341,2cyclictest3812845-21kworker/u16:3+events_unbound23:40:014
3255218994341,2cyclictest3812845-21kworker/u16:3+events_unbound23:34:544
3255218994341,2cyclictest3696615-21kworker/u16:3+events_unbound22:32:344
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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