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2026-02-01 - 06:49
[ 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 Feb 01, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3183622995352,1cyclictest3662142-21kworker/u16:4+flush-8:023:07:065
318317424736,7sleep60-21swapper/619:04:316
3183622994644,2cyclictest3390434-21kworker/u16:0+flush-8:021:47:015
626589450,38rtkit-daemon0-21swapper/519:03:045
3183618994441,2cyclictest3528494-21kworker/u16:4+flush-8:022:16:364
31832142411,36sleep70-21swapper/719:05:047
3183622994038,2cyclictest3564868-21kworker/u16:0+flush-8:022:07:105
3183622993937,2cyclictest3821892-21kworker/u16:3+events_unbound00:12:015
3183618993937,2cyclictest3564868-21kworker/u16:0+flush-8:022:31:364
3183622993836,2cyclictest3707865-21kworker/u16:0+events_unbound23:51:325
3183622993835,2cyclictest3564868-21kworker/u16:0+events_unbound22:36:545
3183622993735,2cyclictest3589481-21kworker/u16:2+events_unbound22:22:055
3183622993735,2cyclictest3564868-21kworker/u16:0+flush-8:022:17:015
3183622993735,2cyclictest3564868-21kworker/u16:0+events_unbound22:56:355
3183622993735,2cyclictest3174036-21kworker/u16:3+events_unbound19:57:015
3183618993733,3cyclictest3734452-21kworker/u16:2+flush-8:023:36:534
3183622993634,2cyclictest3661260-21kworker/u16:3+flush-8:023:02:135
3183622993533,2cyclictest3890964-21kworker/u16:1+events_unbound00:28:375
3183618993533,2cyclictest3539421-21kworker/u16:5+flush-8:022:03:104
3183622993432,2cyclictest3839415-21kworker/u16:4+events_unbound00:03:215
3183624993331,1cyclictest3419089-21diskmemload22:51:307
3183622993331,2cyclictest3890964-21kworker/u16:1+flush-8:000:31:565
3183622993331,2cyclictest3707865-21kworker/u16:0+events_unbound23:58:325
3183622993331,2cyclictest3707865-21kworker/u16:0+events_unbound23:37:375
3183622993230,2cyclictest3821892-21kworker/u16:3+events_unbound00:22:575
3183622993230,2cyclictest3734452-21kworker/u16:2+events_unbound23:34:335
3183622993230,2cyclictest3707865-21kworker/u16:0+flush-8:000:21:355
3183622993230,2cyclictest3662142-21kworker/u16:4+events_unbound22:46:585
3183622993230,2cyclictest3661260-21kworker/u16:3+events_unbound23:11:575
3183622993230,2cyclictest3293583-21kworker/u16:4+flush-8:021:41:365
31832792327,8sleep40-21swapper/419:05:574
3183622993129,2cyclictest3686048-21kworker/u16:1+events_unbound22:58:055
3183622993129,2cyclictest3662142-21kworker/u16:4+flush-8:023:16:515
3183622993129,2cyclictest3390434-21kworker/u16:0+events_unbound21:11:595
3183622993129,2cyclictest3174036-21kworker/u16:3+flush-8:019:12:065
3183622993129,2cyclictest3129571-21kworker/u16:2+events_unbound21:28:505
3183622993129,2cyclictest3129571-21kworker/u16:2+events_unbound21:24:185
3183622993028,2cyclictest3734452-21kworker/u16:2+events_unbound23:53:295
3183622993028,2cyclictest3564868-21kworker/u16:0+events_unbound22:42:255
3183622993028,2cyclictest3564868-21kworker/u16:0+events_unbound22:42:255
3183622993028,2cyclictest3564868-21kworker/u16:0+events_unbound22:34:415
3183624992928,0cyclictest0-21swapper/719:37:017
3183624992924,4cyclictest3235610-21latency_hist19:31:367
3183622992927,2cyclictest3528494-21kworker/u16:4+events_unbound21:57:305
3183622992927,2cyclictest3390434-21kworker/u16:0+events_unbound21:21:265
3183618992927,2cyclictest3647670-21kworker/u16:1+events_unbound22:41:304
39029472280,1chrt3893725-21/usr/sbin/munin00:27:107
3183622992827,1cyclictest3390434-21kworker/u16:0+events_unbound21:42:525
3183622992826,2cyclictest3791873-21kworker/u16:1+events_unbound23:44:065
3183622992826,2cyclictest3528494-21kworker/u16:4+events_unbound22:14:535
3183622992826,2cyclictest3513750-21kworker/u16:1+events_unbound21:53:495
3183622992826,2cyclictest3293583-21kworker/u16:4+events_unbound21:32:505
3183622992826,2cyclictest3293583-21kworker/u16:4+events_unbound20:57:025
3183622992826,2cyclictest3293583-21kworker/u16:4+events_unbound20:46:315
3183622992826,2cyclictest3129571-21kworker/u16:2+flush-8:019:26:555
3183622992825,2cyclictest3707865-21kworker/u16:0+events_unbound23:21:555
3183622992825,2cyclictest3707865-21kworker/u16:0+events_unbound23:21:555
3183622992825,2cyclictest3539421-21kworker/u16:5+flush-8:022:26:415
3183618992826,2cyclictest3734452-21kworker/u16:2+flush-8:023:27:054
3183618992826,2cyclictest3564868-21kworker/u16:0+events_unbound22:32:054
3183623992725,2cyclictest3390434-21kworker/u16:0+events_unbound21:31:596
3183622992725,2cyclictest3821892-21kworker/u16:3+flush-8:000:06:565
3183622992725,2cyclictest3734452-21kworker/u16:2+events_unbound23:26:525
3183622992725,2cyclictest3293583-21kworker/u16:4+events_unbound21:09:375
36252262260,1chrt3625227-21ssh22:30:577
3183624992624,1cyclictest0-21swapper/720:26:497
3183618992622,3cyclictest3332284-21kworker/u16:1+flush-8:020:22:024
3183623992523,2cyclictest3129571-21kworker/u16:2+events_unbound19:56:316
3183622992523,2cyclictest3245227-21kworker/u16:1+flush-8:019:37:055
3183618992523,2cyclictest2468144-21kworker/u16:0+flush-8:019:51:594
3183618992523,2cyclictest2468144-21kworker/u16:0+flush-8:019:22:054
3183618992522,2cyclictest3791873-21kworker/u16:1+flush-8:023:56:364
3183623992422,2cyclictest3707865-21kworker/u16:0+events_unbound23:24:336
3183623992422,2cyclictest3707865-21kworker/u16:0+events_unbound23:24:336
3183622992422,2cyclictest3174036-21kworker/u16:3+events_unbound19:17:035
3183622992421,3cyclictest2468144-21kworker/u16:0+flush-8:020:01:515
3183618992423,1cyclictest3528494-21kworker/u16:4+flush-8:021:57:014
3183618992422,2cyclictest3845334-21kworker/u16:2+events_unbound00:21:594
3183624992318,4cyclictest3917282-21latency_hist00:36:357
3183623992321,2cyclictest3245227-21kworker/u16:1+events_unbound19:41:326
3183618992321,2cyclictest3293583-21kworker/u16:4+flush-8:020:26:574
3183623992220,2cyclictest3539421-21kworker/u16:5+events_unbound22:08:466
3183623992220,2cyclictest3129571-21kworker/u16:2+events_unbound21:24:576
3183622992220,2cyclictest3539421-21kworker/u16:5+events_unbound22:05:305
3183618992219,3cyclictest3564868-21kworker/u16:0+events_unbound22:47:374
3183624992120,0cyclictest0-21swapper/721:41:577
3183623992119,2cyclictest3564868-21kworker/u16:0+events_unbound22:55:526
3183623992119,2cyclictest3129571-21kworker/u16:2+events_unbound21:14:146
3183622992119,2cyclictest3293583-21kworker/u16:4+events_unbound20:47:345
3183618992119,2cyclictest3293583-21kworker/u16:4+flush-8:020:41:354
3183618992118,2cyclictest2468144-21kworker/u16:0+events_unbound19:06:494
3183618992118,2cyclictest2468144-21kworker/u16:0+events_unbound19:06:494
3183624992017,2cyclictest3293552-21munin-run20:01:367
3183624992016,3cyclictest650-21systemd-journal22:36:317
3183623992018,2cyclictest3707865-21kworker/u16:0+events_unbound00:13:176
3183623992018,2cyclictest3661260-21kworker/u16:3+events_unbound22:46:216
3183623992018,2cyclictest3661260-21kworker/u16:3+events_unbound22:46:216
3183623992018,2cyclictest3390434-21kworker/u16:0+events_unbound21:46:216
3183623992018,2cyclictest3174036-21kworker/u16:3+events_unbound19:07:386
3183623992018,2cyclictest3174036-21kworker/u16:3+events_unbound19:07:386
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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