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2026-02-02 - 16:57
[ 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 highest latencies:
System rack0slot2.osadl.org (updated Mon Feb 02, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
310215225545,7sleep50-21swapper/507:04:385
310204025444,7sleep60-21swapper/607:03:026
310208925319,30sleep70-21swapper/707:03:447
310202025242,7sleep40-21swapper/407:02:444
3102569994543,2cyclictest3351142-21kworker/u16:3+events_unbound09:16:445
3102579993630,5cyclictest3670179-21latency_hist11:26:297
3102569993632,3cyclictest3398419-21kworker/u16:6+flush-8:011:51:355
3102569993533,2cyclictest3183562-21kworker/u16:0+events_unbound09:06:445
3102579993429,4cyclictest3351103-21latency_hist09:11:307
3102569993331,2cyclictest3619784-21kworker/u16:2+events_unbound12:11:545
3102569993331,2cyclictest3398419-21kworker/u16:6+events_unbound10:06:555
3102575993230,2cyclictest3398419-21kworker/u16:6+events_unbound11:31:446
3102569993230,2cyclictest3398419-21kworker/u16:6+events_unbound09:46:595
3102579993129,1cyclictest3385434-21ssh09:22:327
3102575993029,1cyclictest3446258-21kworker/u16:1+events_unbound10:31:446
3102575993028,2cyclictest3398185-21kworker/u16:5+events_unbound09:36:596
3102579992928,0cyclictest0-21swapper/709:12:307
3102569992927,2cyclictest3597443-21kworker/u16:0+events_unbound10:56:575
3102569992927,2cyclictest3398419-21kworker/u16:6+events_unbound11:11:425
3102579992828,0cyclictest0-21swapper/711:02:187
3102579992828,0cyclictest0-21swapper/709:29:187
310257999281,2cyclictest3457606-21ssh09:51:567
3102569992826,2cyclictest3135455-21kworker/u16:2+events_unbound07:41:555
310257999270,25cyclictest124-21kswapd012:21:537
3102569992725,2cyclictest3193760-21kworker/u16:1+flush-8:008:11:535
3102579992625,0cyclictest0-21swapper/709:16:327
3102579992624,1cyclictest0-21swapper/710:51:487
3102575992624,2cyclictest3446258-21kworker/u16:1+events_unbound11:21:586
3102575992623,2cyclictest3619784-21kworker/u16:2+flush-8:011:36:506
3102575992622,3cyclictest3619784-21kworker/u16:2+flush-8:012:25:026
3102579992524,0cyclictest0-21swapper/709:04:487
3102579992524,0cyclictest0-21swapper/708:12:327
3102575992523,2cyclictest3582763-21kworker/u16:2+flush-8:010:51:566
3102575992523,2cyclictest3570363-21kworker/u16:0+events_unbound10:46:496
3102569992523,2cyclictest3472822-21kworker/u16:0+events_unbound10:16:535
3102569992523,2cyclictest3446258-21kworker/u16:1+events_unbound11:47:365
3102569992523,2cyclictest3279744-21kworker/u16:2+events_unbound09:36:555
3102569992523,2cyclictest3102751-21kworker/u16:0+events_unbound07:21:455
3102579992423,0cyclictest0-21swapper/707:58:477
3102579992423,0cyclictest0-21swapper/707:58:477
3102575992422,2cyclictest3398185-21kworker/u16:5+flush-8:009:56:566
3102569992422,2cyclictest3398419-21kworker/u16:6+events_unbound11:24:525
3102579992322,0cyclictest0-21swapper/708:48:047
3102579992322,0cyclictest0-21swapper/708:34:237
3102579992322,0cyclictest0-21swapper/708:23:327
3102579992322,0cyclictest0-21swapper/708:18:127
310257999230,22cyclictest3643482-21ssh11:12:047
3102575992320,2cyclictest3279744-21kworker/u16:2+flush-8:009:06:356
3102569992321,2cyclictest3619784-21kworker/u16:2+events_unbound11:35:355
3102569992321,2cyclictest3619784-21kworker/u16:2+events_unbound11:16:595
3102569992321,2cyclictest3619784-21kworker/u16:2+events_unbound11:16:595
3102569992321,2cyclictest3398419-21kworker/u16:6+events_unbound10:36:125
3102569992321,2cyclictest3164286-21kworker/u16:3+events_unbound07:51:515
3102579992221,0cyclictest0-21swapper/708:45:207
3102579992221,0cyclictest0-21swapper/708:45:207
3102579992221,0cyclictest0-21swapper/707:11:247
3102579992220,1cyclictest3400948-21ssh09:31:437
3102579992217,4cyclictest3484937-21latency_hist10:06:307
3102575992219,2cyclictest3398419-21kworker/u16:6+flush-8:009:46:566
3102569992220,2cyclictest3619784-21kworker/u16:2+events_unbound12:26:255
3102569992220,2cyclictest3279744-21kworker/u16:2+events_unbound08:31:575
3102579992121,0cyclictest0-21swapper/711:42:307
3102579992121,0cyclictest0-21swapper/710:24:587
3102579992120,0cyclictest0-21swapper/707:54:047
3102579992116,4cyclictest3633795-21latency_hist11:11:307
3102569992119,2cyclictest3183562-21kworker/u16:0+flush-8:009:06:255
36934982200,1chrt3693499-21ssh11:34:537
3102579992020,0cyclictest0-21swapper/712:16:377
3102579992020,0cyclictest0-21swapper/707:32:327
3102579992019,0cyclictest0-21swapper/708:07:437
310257999201,17cyclictest3824510-21ssh12:26:547
3102575992018,2cyclictest3398419-21kworker/u16:6+flush-8:011:51:566
3102569992018,2cyclictest3619784-21kworker/u16:2+events_unbound12:16:535
3102569992018,2cyclictest3582763-21kworker/u16:2+events_unbound10:49:265
3102569992018,2cyclictest3472822-21kworker/u16:0+events_unbound10:23:305
3102569992018,2cyclictest3183562-21kworker/u16:0+events_unbound09:21:435
3102569992018,2cyclictest3183562-21kworker/u16:0+events_unbound08:16:545
3102579991918,0cyclictest0-21swapper/708:05:497
3102579991918,0cyclictest0-21swapper/707:14:597
3102575991915,3cyclictest3135455-21kworker/u16:2+flush-8:007:26:476
3102569991917,2cyclictest3398419-21kworker/u16:6+events_unbound11:57:385
3102569991917,2cyclictest3398419-21kworker/u16:6+events_unbound11:57:385
3102569991917,2cyclictest3398185-21kworker/u16:5+events_unbound09:29:045
3102569991917,2cyclictest3212655-21kworker/u16:2+events_unbound08:06:305
3102569991917,2cyclictest3164286-21kworker/u16:3+flush-8:007:46:595
3102579991817,0cyclictest0-21swapper/708:40:367
3102579991817,0cyclictest0-21swapper/708:30:407
3102579991817,0cyclictest0-21swapper/707:23:097
3102579991817,0cyclictest0-21swapper/707:20:297
3102579991816,1cyclictest0-21swapper/711:26:507
3102579991816,1cyclictest0-21swapper/707:26:567
3102569991816,2cyclictest3619784-21kworker/u16:2+events_unbound11:10:505
3102569991816,2cyclictest3446258-21kworker/u16:1+events_unbound11:37:325
3102569991816,2cyclictest3446258-21kworker/u16:1+events_unbound10:31:195
3102569991816,2cyclictest3398185-21kworker/u16:5+events_unbound09:35:205
310257999177,9cyclictest0-21swapper/710:48:567
3102579991715,1cyclictest0-21swapper/708:57:137
310257999170,1cyclictest0-21swapper/711:46:557
310257599170,16cyclictest3233145-21cat08:11:426
3102569991715,2cyclictest3446258-21kworker/u16:1+events_unbound12:04:115
3102569991715,2cyclictest3398419-21kworker/u16:6+events_unbound10:39:085
3102569991715,2cyclictest3398419-21kworker/u16:6+events_unbound10:39:085
3102569991715,2cyclictest3398419-21kworker/u16:6+events_unbound10:13:245
3102569991715,2cyclictest3398185-21kworker/u16:5+events_unbound09:57:035
3102569991715,2cyclictest3351142-21kworker/u16:3+events_unbound09:13:485
3102569991715,2cyclictest3212655-21kworker/u16:2+flush-8:008:06:595
3102569991715,2cyclictest3164286-21kworker/u16:3+events_unbound07:57:195
3102569991715,2cyclictest3164286-21kworker/u16:3+events_unbound07:57:195
310256899170,16cyclictest0-21swapper/409:46:584
310257999168,7cyclictest0-21swapper/712:06:467
3102579991616,0cyclictest0-21swapper/709:57:047
3102579991615,0cyclictest0-21swapper/707:48:557
3102579991615,0cyclictest0-21swapper/707:36:447
3102579991612,3cyclictest1267-21snmpd11:17:427
3102579991612,3cyclictest1267-21snmpd11:17:427
3102575991613,2cyclictest3446258-21kworker/u16:1+flush-8:011:11:306
3102569991614,2cyclictest3619784-21kworker/u16:2+flush-8:011:26:525
3102569991614,2cyclictest3446258-21kworker/u16:1+events_unbound11:41:545
3102569991614,2cyclictest3446258-21kworker/u16:1+events_unbound09:53:075
3102569991614,2cyclictest3135455-21kworker/u16:2+events_unbound07:26:565
3102568991613,2cyclictest3356250-21grep09:11:494
310257999158,6cyclictest0-21swapper/711:55:047
310257999157,7cyclictest0-21swapper/710:31:137
310257999157,7cyclictest0-21swapper/710:11:537
310257999157,7cyclictest0-21swapper/709:46:477
310257999156,8cyclictest0-21swapper/712:11:467
310257599150,15cyclictest0-21swapper/608:26:596
3102569991513,2cyclictest3619784-21kworker/u16:2+events_unbound12:26:395
3102569991513,2cyclictest3582763-21kworker/u16:2+events_unbound10:55:155
3102569991513,2cyclictest3446258-21kworker/u16:1+events_unbound10:42:315
3102569991513,2cyclictest3398419-21kworker/u16:6+events_unbound10:03:485
3102569991513,2cyclictest3102751-21kworker/u16:0+events_unbound07:17:025
3102568991514,1cyclictest0-21swapper/409:39:034
310256899150,0cyclictest0-21swapper/410:27:014
310257999146,7cyclictest0-21swapper/712:03:117
310257999146,7cyclictest0-21swapper/710:39:357
310257999146,7cyclictest0-21swapper/710:39:357
310257999146,7cyclictest0-21swapper/710:32:267
310257999146,7cyclictest0-21swapper/709:41:537
310257999146,7cyclictest0-21swapper/709:36:487
310257999145,8cyclictest0-21swapper/712:31:567
310257999145,8cyclictest0-21swapper/710:56:447
310257999142,10cyclictest3338979-21diskmemload11:36:417
3102579991412,1cyclictest0-21swapper/710:16:457
3102575991413,1cyclictest0-21swapper/610:07:066
3102575991413,1cyclictest0-21swapper/609:42:406
3102575991413,1cyclictest0-21swapper/609:13:116
310257599140,1cyclictest0-21swapper/612:01:336
310257599140,1cyclictest0-21swapper/609:31:576
310257599140,14cyclictest0-21swapper/612:07:336
3102569991413,1cyclictest0-21swapper/511:03:165
3102569991412,2cyclictest3619784-21kworker/u16:2+events_unbound12:11:195
3102569991412,2cyclictest3183562-21kworker/u16:0+events_unbound08:41:215
310256899149,4cyclictest3175396-21cat07:41:454
3102568991413,1cyclictest0-21swapper/412:30:094
3102568991413,1cyclictest0-21swapper/410:59:014
310256899140,1cyclictest0-21swapper/410:45:564
310256899140,1cyclictest0-21swapper/410:19:274
310256899140,14cyclictest0-21swapper/412:04:084
310256899140,14cyclictest0-21swapper/411:36:144
310256899140,14cyclictest0-21swapper/410:47:494
310256899140,14cyclictest0-21swapper/410:05:534
310256899140,14cyclictest0-21swapper/409:34:224
310256899140,14cyclictest0-21swapper/409:24:354
310257999135,7cyclictest0-21swapper/711:56:467
310257999135,7cyclictest0-21swapper/711:56:467
310257999135,7cyclictest0-21swapper/710:41:517
310257999135,7cyclictest0-21swapper/710:07:007
3102575991312,1cyclictest0-21swapper/611:13:386
3102575991312,1cyclictest0-21swapper/609:30:136
3102575991311,2cyclictest3135455-21kworker/u16:2+flush-8:007:36:466
310257599130,6cyclictest0-21swapper/612:26:446
3102569991312,1cyclictest0-21swapper/509:43:585
3102569991311,2cyclictest3619784-21kworker/u16:2+events_unbound12:34:365
3102569991311,2cyclictest3261567-21kworker/u16:4+events_unbound08:50:055
3102569991311,2cyclictest3183562-21kworker/u16:0+events_unbound08:43:445
3102569991311,2cyclictest3183562-21kworker/u16:0+events_unbound08:43:445
310256999130,13cyclictest0-21swapper/508:51:535
310256899139,3cyclictest3610297-21tr11:01:424
310256899130,13cyclictest0-21swapper/411:06:574
310256899130,13cyclictest0-21swapper/410:36:544
310256899130,13cyclictest0-21swapper/410:36:544
310257999128,3cyclictest1267-21snmpd08:53:207
310257999125,6cyclictest6344-21gmain07:41:437
310257599129,2cyclictest3517572-21kthreadcore10:16:506
3102575991211,1cyclictest0-21swapper/611:29:336
3102575991211,1cyclictest0-21swapper/607:43:106
3102569991210,2cyclictest3279744-21kworker/u16:2+events_unbound08:56:595
3102569991210,2cyclictest3135455-21kworker/u16:2+events_unbound07:35:405
310256999120,1cyclictest0-21swapper/507:12:085
310256999120,1cyclictest0-21swapper/507:09:375
310256899129,1cyclictest0-21swapper/411:16:124
3102568991211,1cyclictest0-21swapper/412:16:074
3102568991211,1cyclictest0-21swapper/412:08:044
3102568991211,1cyclictest0-21swapper/410:53:214
3102568991211,1cyclictest0-21swapper/409:28:514
3102568991211,1cyclictest0-21swapper/407:07:064
310256899120,11cyclictest0-21swapper/407:21:454
310257599119,2cyclictest3521394-21kworker/u16:3+flush-8:010:21:456
310257599117,3cyclictest3610868-21cat11:01:456
310257599111,9cyclictest0-21swapper/608:41:456
310257599111,9cyclictest0-21swapper/608:41:456
3102575991110,1cyclictest0-21swapper/612:15:356
3102575991110,1cyclictest0-21swapper/608:48:456
3102575991110,1cyclictest0-21swapper/607:15:536
310257599110,11cyclictest0-21swapper/608:09:116
310257599110,11cyclictest0-21swapper/607:07:416
310257599110,0cyclictest0-21swapper/608:32:126
310256999119,2cyclictest5873-21gsd-housekeepin08:27:435
310256999119,2cyclictest3183562-21kworker/u16:0+events_unbound08:22:205
310256999119,2cyclictest3164286-21kworker/u16:3+events_unbound07:41:295
310256899117,3cyclictest3452379-21cut09:51:494
310256899116,4cyclictest3268711-21cut08:26:514
310256899116,4cyclictest3219485-21kthreadcore08:01:504
310256899115,5cyclictest3498328-21wc10:11:444
310256899114,6cyclictest3747837-21cut11:56:484
310256899114,6cyclictest3747837-21cut11:56:484
310256899113,7cyclictest3814849-21chrt12:25:154
310256899113,7cyclictest3251688-21chrt08:21:204
310256899113,7cyclictest3212813-21chrt08:00:044
310256899113,7cyclictest3212813-21chrt08:00:044
310256899113,7cyclictest0-21swapper/411:36:444
310256899113,5cyclictest33017171sed08:46:474
310256899112,8cyclictest3655318-21cat11:17:004
310256899112,8cyclictest3655318-21cat11:17:004
310256899112,5cyclictest31992601kthreadcore07:51:474
3102568991110,1cyclictest0-21swapper/409:05:314
3102568991110,1cyclictest0-21swapper/408:36:114
3102568991110,1cyclictest0-21swapper/408:08:074
310256899110,1cyclictest0-21swapper/410:21:464
310256899110,11cyclictest0-21swapper/409:01:064
310256899110,11cyclictest0-21swapper/408:40:464
310256899110,11cyclictest0-21swapper/407:47:384
310256899110,11cyclictest0-21swapper/407:12:384
310257599109,1cyclictest0-21swapper/610:43:226
310257599109,1cyclictest0-21swapper/609:25:576
310257599109,1cyclictest0-21swapper/608:19:166
310257599109,1cyclictest0-21swapper/607:21:156
310257599105,4cyclictest3449795-21cat09:51:466
310256899109,1cyclictest0-21swapper/407:31:564
310256899107,2cyclictest3671658-21sed11:26:464
310256899106,3cyclictest3486244-21cat10:06:464
310256899106,3cyclictest3342456-21grep09:06:474
310256899104,5cyclictest3260900-21sed08:21:594
310256899103,6cyclictest3830457-21grep12:31:484
310256899103,6cyclictest3706994-21cpu11:41:434
310256899103,6cyclictest3548640-21cut10:31:464
310256899103,6cyclictest3370554-21kthreadcore09:16:514
310256899103,6cyclictest3314486-21grep08:51:494
310256899103,6cyclictest3147611-21cut07:26:474
310256899103,6cyclictest3131295-21kthreadcore07:16:514
310256899102,3cyclictest32931001kthreadcore08:41:484
310256899102,3cyclictest32931001kthreadcore08:41:484
31025759998,1cyclictest0-21swapper/611:57:276
31025759998,1cyclictest0-21swapper/611:57:276
31025759998,1cyclictest0-21swapper/609:19:296
31025759998,1cyclictest0-21swapper/608:21:476
31025759998,1cyclictest0-21swapper/607:56:246
31025759995,3cyclictest3497737-21tr10:11:426
31025689993,5cyclictest3792518-21grep12:16:444
31025689993,5cyclictest3731602-21cstates11:51:414
31025689993,5cyclictest3719675-21grep11:46:444
31025689993,5cyclictest3667897-21chrt11:22:154
31025689993,5cyclictest3461997-21ip_192.168.114.09:56:454
31025689993,5cyclictest3424765-21cat09:41:424
31025689993,5cyclictest3237091-21grep08:11:484
31025689993,5cyclictest3164948-21awk07:36:424
31025759987,1cyclictest0-21swapper/608:55:416
31025759986,2cyclictest3619784-21kworker/u16:2+events_unbound12:31:446
31025759986,1cyclictest0-21swapper/612:16:486
31025759986,1cyclictest0-21swapper/611:46:436
31025759984,3cyclictest3600734-21kthreadcore10:56:476
31025759983,4cyclictest3338426-21timerwakeupswit09:01:586
31025759983,4cyclictest3281929-21cat08:36:466
31025759983,4cyclictest3213615-21expr08:01:426
31025759983,4cyclictest3157350-21cut07:31:496
31025759980,7cyclictest3561335-21kthreadcore10:36:496
31025759980,7cyclictest3561335-21kthreadcore10:36:496
31025759980,3cyclictest36517742cut11:16:516
31025759980,3cyclictest36517742cut11:16:516
31025759975,1cyclictest0-21swapper/611:41:446
31025759975,1cyclictest0-21swapper/610:26:446
31025759975,1cyclictest0-21swapper/610:01:456
31025759974,2cyclictest3184511-21cpuspeed_turbos07:46:426
31025759974,2cyclictest3136812-21irqcore07:21:476
31025759973,3cyclictest3323794-21tr08:56:506
31025759973,3cyclictest3207761-21grep07:56:496
31025759973,3cyclictest3207761-21grep07:56:496
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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