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2026-02-22 - 17:26
[ 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 792 highest latencies:
System rack0slot2.osadl.org (updated Sun Feb 22, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2399092980,1sleep7239911-21grep07:10:387
21737325646,7sleep50-21swapper/507:00:515
217964994644,2cyclictest3725696-21kworker/u16:2+events_unbound08:00:244
21756724534,8sleep40-21swapper/407:03:384
21761824332,7sleep60-21swapper/607:04:216
2174502422,36sleep70-21swapper/707:01:577
217977994038,2cyclictest740404-21kworker/u16:3+events_unbound11:20:276
217978993832,5cyclictest680137-21latency_hist10:40:107
217978993832,5cyclictest374456-21latency_hist08:25:107
217978993832,5cyclictest374456-21latency_hist08:25:107
217964993735,2cyclictest511616-21kworker/u16:3+flush-8:010:05:364
217978993630,5cyclictest650-21systemd-journal11:35:097
217964993533,2cyclictest582395-21kworker/u16:0+events_unbound10:10:234
217978993428,5cyclictest650-21systemd-journal12:25:097
217977993431,3cyclictest836942-21kworker/u16:3+events_unbound11:45:356
217964993432,2cyclictest403308-21kworker/u16:4+flush-8:009:30:054
217978993327,5cyclictest848897-21latency_hist11:50:107
217977993331,2cyclictest642282-21kworker/u16:0+events_unbound10:45:406
217977993331,2cyclictest499259-21kworker/u16:0+flush-8:009:45:276
217964993230,2cyclictest383178-21kworker/u16:1+flush-8:008:27:234
217964993129,2cyclictest3725696-21kworker/u16:2+events_unbound08:05:344
217964993129,2cyclictest279335-21kworker/u16:3+events_unbound07:50:334
217977993028,2cyclictest511616-21kworker/u16:3+flush-8:009:50:206
217973993028,2cyclictest307595-21kworker/u16:1+events_unbound08:02:235
217964993028,2cyclictest764588-21kworker/u16:1+events_unbound12:15:374
217964993028,2cyclictest317368-21kworker/u16:4+events_unbound08:10:254
217973992927,2cyclictest704423-21kworker/u16:4+flush-8:011:30:425
217964992927,2cyclictest740404-21kworker/u16:3+events_unbound11:25:224
21797899280,27cyclictest924-21NetworkManager08:27:237
21797899280,27cyclictest653612-21sh10:25:407
217977992825,3cyclictest725971-21kworker/u16:0+events_unbound11:00:256
217977992825,3cyclictest725971-21kworker/u16:0+events_unbound11:00:256
217973992827,1cyclictest511616-21kworker/u16:3+flush-8:010:10:105
217973992826,2cyclictest764588-21kworker/u16:1+flush-8:011:15:305
217973992826,2cyclictest317368-21kworker/u16:4+events_unbound08:05:235
217964992826,2cyclictest836942-21kworker/u16:3+events_unbound11:50:544
217964992826,2cyclictest403308-21kworker/u16:4+events_unbound08:40:254
217964992826,2cyclictest279335-21kworker/u16:3+events_unbound09:00:334
217973992725,2cyclictest764588-21kworker/u16:1+events_unbound11:50:525
217973992725,2cyclictest355792-21kworker/u16:0+events_unbound08:37:085
217978992621,4cyclictest860962-21latency_hist11:55:107
217973992624,2cyclictest3725696-21kworker/u16:2+events_unbound07:36:435
217973992624,2cyclictest3725696-21kworker/u16:2+events_unbound07:36:435
217973992624,2cyclictest279335-21kworker/u16:3+events_unbound09:02:075
217973992623,2cyclictest3725696-21kworker/u16:2+events_unbound07:55:155
217964992624,2cyclictest738910-21kworker/u16:2+events_unbound11:05:244
217964992624,2cyclictest656455-21kworker/u16:1+events_unbound10:50:294
217964992624,2cyclictest511616-21kworker/u16:3+events_unbound09:50:354
217964992624,2cyclictest403308-21kworker/u16:4+flush-8:009:45:404
217978992514,10cyclictest650-21systemd-journal09:30:107
217977992523,2cyclictest642282-21kworker/u16:0+flush-8:010:40:256
217977992523,2cyclictest403308-21kworker/u16:4+flush-8:010:05:106
217973992523,2cyclictest582395-21kworker/u16:0+events_unbound10:00:375
217973992523,2cyclictest403308-21kworker/u16:4+flush-8:010:10:355
217973992523,2cyclictest3725696-21kworker/u16:2+events_unbound07:18:155
217973992523,2cyclictest3725696-21kworker/u16:2+events_unbound07:12:485
217964992523,2cyclictest897140-21kworker/u16:0+flush-8:012:30:524
217964992523,2cyclictest642282-21kworker/u16:0+events_unbound10:35:324
217964992523,2cyclictest511616-21kworker/u16:3+events_unbound10:30:234
217964992523,2cyclictest403308-21kworker/u16:4+events_unbound09:55:364
217964992523,2cyclictest279335-21kworker/u16:3+events_unbound09:20:234
217978992419,4cyclictest921116-21latency_hist12:20:097
21797899240,23cyclictest583780-21latency_hist10:00:107
217973992422,2cyclictest3725696-21kworker/u16:2+events_unbound07:49:095
217973992422,2cyclictest317368-21kworker/u16:4+events_unbound08:17:375
217964992422,2cyclictest897140-21kworker/u16:0+flush-8:012:10:254
217964992422,2cyclictest764588-21kworker/u16:1+events_unbound11:45:244
217978992322,0cyclictest0-21swapper/709:20:337
21797899230,16cyclictest1267-21snmpd07:20:407
217973992321,2cyclictest836942-21kworker/u16:3+events_unbound11:45:205
217973992321,2cyclictest656455-21kworker/u16:1+flush-8:010:40:345
217973992321,2cyclictest403308-21kworker/u16:4+events_unbound09:45:505
217973992321,2cyclictest3725696-21kworker/u16:2+events_unbound07:53:435
217973992321,2cyclictest279335-21kworker/u16:3+events_unbound09:15:595
217964992321,2cyclictest740404-21kworker/u16:3+events_unbound11:20:424
217964992321,2cyclictest704423-21kworker/u16:4+events_unbound11:10:234
217964992321,2cyclictest279335-21kworker/u16:3+events_unbound09:10:254
217964992320,2cyclictest403308-21kworker/u16:4+flush-8:009:15:154
217977992220,2cyclictest403308-21kworker/u16:4+flush-8:010:25:356
217977992220,2cyclictest216681-21kworker/u16:3+events_unbound07:05:236
217973992220,2cyclictest836942-21kworker/u16:3+events_unbound12:05:335
217973992220,2cyclictest764588-21kworker/u16:1+flush-8:012:25:475
217973992220,2cyclictest642282-21kworker/u16:0+events_unbound10:30:335
217964992220,2cyclictest403308-21kworker/u16:4+events_unbound08:45:244
217964992220,2cyclictest164525-21kworker/u16:1+flush-8:007:30:254
217977992119,2cyclictest383837-21kworker/u16:2+flush-8:008:35:266
217977992118,2cyclictest704423-21kworker/u16:4+events_unbound11:40:386
217973992119,2cyclictest279335-21kworker/u16:3+events_unbound08:20:335
217973992119,2cyclictest279335-21kworker/u16:3+events_unbound08:20:335
217964992119,2cyclictest836942-21kworker/u16:3+events_unbound12:05:394
217964992119,2cyclictest836942-21kworker/u16:3+events_unbound11:56:484
217964992119,2cyclictest403308-21kworker/u16:4+flush-8:008:50:314
217964992119,2cyclictest403308-21kworker/u16:4+events_unbound10:20:234
217964992119,2cyclictest403308-21kworker/u16:4+events_unbound09:05:384
217964992119,2cyclictest403308-21kworker/u16:4+events_unbound08:55:244
217964992119,2cyclictest279335-21kworker/u16:3+events_unbound07:55:284
217964992119,2cyclictest199057-21kworker/u16:0+flush-8:007:25:334
217977992018,2cyclictest740404-21kworker/u16:3+events_unbound11:25:326
217977992018,2cyclictest403308-21kworker/u16:4+flush-8:010:20:356
217977992018,2cyclictest383837-21kworker/u16:2+flush-8:008:27:496
217977992018,2cyclictest383178-21kworker/u16:1+flush-8:008:45:356
217977992017,2cyclictest764588-21kworker/u16:1+events_unbound11:15:286
217973992018,2cyclictest836942-21kworker/u16:3+events_unbound12:30:505
217973992018,2cyclictest764588-21kworker/u16:1+events_unbound12:20:525
217973992018,2cyclictest656455-21kworker/u16:1+events_unbound10:50:235
217973992018,2cyclictest3725696-21kworker/u16:2+events_unbound07:33:065
217964992018,2cyclictest656455-21kworker/u16:1+events_unbound10:49:324
217964992018,2cyclictest463300-21kworker/u16:2+events_unbound09:34:004
217964992018,2cyclictest403308-21kworker/u16:4+events_unbound09:36:564
217964992018,2cyclictest3725696-21kworker/u16:2+events_unbound07:45:364
217978991914,4cyclictest535608-21latency_hist09:40:107
217978991912,5cyclictest650-21systemd-journal08:40:107
217973991917,2cyclictest740404-21kworker/u16:3+flush-8:011:25:475
217973991917,2cyclictest642282-21kworker/u16:0+events_unbound10:35:345
217973991917,2cyclictest559729-21kworker/u16:2+events_unbound09:50:275
217973991917,2cyclictest355792-21kworker/u16:0+flush-8:008:56:315
217973991917,2cyclictest317368-21kworker/u16:4+flush-8:008:10:365
217964991917,2cyclictest800237-21kworker/u16:0+events_unbound11:37:004
217964991917,2cyclictest725971-21kworker/u16:0+events_unbound10:57:564
217964991917,2cyclictest704423-21kworker/u16:4+events_unbound11:31:004
217964991917,2cyclictest511616-21kworker/u16:3+flush-8:010:25:254
217964991917,2cyclictest317368-21kworker/u16:4+flush-8:008:15:344
217964991913,2cyclictest403308-21kworker/u16:4+events_unbound10:01:554
217978991815,2cyclictest124-21kswapd010:50:247
217973991816,2cyclictest738910-21kworker/u16:2+events_unbound11:11:475
217973991816,2cyclictest656455-21kworker/u16:1+flush-8:011:01:125
217973991816,2cyclictest656455-21kworker/u16:1+flush-8:011:01:125
217973991816,2cyclictest383837-21kworker/u16:2+flush-8:008:30:345
217973991815,2cyclictest164525-21kworker/u16:1+events_unbound07:05:295
217964991816,2cyclictest656455-21kworker/u16:1+events_unbound10:40:374
217964991816,2cyclictest499259-21kworker/u16:0+flush-8:009:40:284
217964991816,2cyclictest499259-21kworker/u16:0+flush-8:009:40:284
217964991816,2cyclictest164525-21kworker/u16:1+flush-8:007:10:274
21797899178,8cyclictest0-21swapper/709:45:367
217978991714,2cyclictest0-21swapper/711:55:107
217977991715,2cyclictest836942-21kworker/u16:3+events_unbound11:55:326
217977991715,2cyclictest824779-21kworker/u16:2+events_unbound12:00:236
217977991714,2cyclictest499259-21kworker/u16:0+events_unbound09:25:246
21797799170,1cyclictest0-21swapper/607:50:366
217973991715,2cyclictest764588-21kworker/u16:1+flush-8:012:15:365
217973991715,2cyclictest463300-21kworker/u16:2+events_unbound09:20:215
217973991715,2cyclictest403308-21kworker/u16:4+events_unbound10:16:525
217973991715,2cyclictest199057-21kworker/u16:0+flush-8:007:20:405
217973991713,3cyclictest536907-21cat09:40:245
217973991713,3cyclictest536907-21cat09:40:245
217964991715,2cyclictest836942-21kworker/u16:3+events_unbound12:00:344
21797899168,7cyclictest0-21swapper/709:05:247
21797899167,8cyclictest0-21swapper/712:00:297
217978991615,0cyclictest0-21swapper/707:15:367
217978991610,5cyclictest393672-21latency_hist08:35:107
21797899160,1cyclictest0-21swapper/710:30:347
21797899160,15cyclictest1096-21ntpd09:44:347
21797899160,15cyclictest1096-21ntpd09:44:347
217977991614,2cyclictest463300-21kworker/u16:2+events_unbound09:15:386
217973991614,2cyclictest800237-21kworker/u16:0+events_unbound11:40:585
217973991614,2cyclictest764588-21kworker/u16:1+events_unbound11:37:115
217973991614,2cyclictest317368-21kworker/u16:4+events_unbound08:27:145
217973991614,2cyclictest199057-21kworker/u16:0+events_unbound07:41:075
217973991614,2cyclictest199057-21kworker/u16:0+events_unbound07:25:365
217973991613,2cyclictest869891-21ntpq11:55:325
217964991614,2cyclictest511616-21kworker/u16:3+events_unbound10:18:554
217964991614,2cyclictest279335-21kworker/u16:3+flush-8:008:20:304
217964991614,2cyclictest279335-21kworker/u16:3+flush-8:008:20:304
217964991614,2cyclictest164525-21kworker/u16:1+flush-8:007:05:334
21797899159,5cyclictest764477-21latency_hist11:15:107
21797899158,6cyclictest0-21swapper/709:14:387
21797899157,7cyclictest0-21swapper/711:35:307
21797899157,7cyclictest0-21swapper/711:00:217
21797899157,7cyclictest0-21swapper/711:00:217
21797899157,7cyclictest0-21swapper/710:10:337
21797899157,7cyclictest0-21swapper/709:15:317
21797899156,8cyclictest0-21swapper/711:25:357
217978991514,0cyclictest0-21swapper/707:55:237
217978991513,1cyclictest451207-21diskmemload10:40:337
217978991513,1cyclictest0-21swapper/710:20:357
217978991511,3cyclictest1267-21snmpd10:49:577
217978991511,3cyclictest1267-21snmpd07:49:317
217978991511,3cyclictest124-21kswapd011:09:207
217977991513,2cyclictest317368-21kworker/u16:4+flush-8:008:06:176
217977991513,2cyclictest279335-21kworker/u16:3+flush-8:008:20:346
217977991513,2cyclictest279335-21kworker/u16:3+flush-8:008:20:346
217973991513,2cyclictest897140-21kworker/u16:0+events_unbound12:10:275
217973991513,2cyclictest836942-21kworker/u16:3+events_unbound12:03:175
217973991513,2cyclictest740404-21kworker/u16:3+events_unbound11:20:445
217973991513,2cyclictest582395-21kworker/u16:0+events_unbound09:59:325
217973991513,2cyclictest403308-21kworker/u16:4+flush-8:009:36:035
217964991513,2cyclictest836942-21kworker/u16:3+events_unbound12:23:344
217964991513,2cyclictest764588-21kworker/u16:1+events_unbound11:41:414
217964991513,2cyclictest740404-21kworker/u16:3+events_unbound11:15:204
21797899149,4cyclictest451206-21latency_hist09:05:107
21797899146,7cyclictest0-21swapper/712:27:517
21797899146,7cyclictest0-21swapper/710:15:367
21797899145,8cyclictest1060-21runrttasks12:12:417
21797899145,8cyclictest0-21swapper/711:40:197
21797899140,1cyclictest0-21swapper/708:15:367
21797899140,13cyclictest0-21swapper/711:20:377
21797899140,13cyclictest0-21swapper/710:55:337
21797899140,12cyclictest4171221-21containerd07:30:317
217977991413,1cyclictest0-21swapper/612:20:486
217977991413,1cyclictest0-21swapper/612:10:146
217977991413,1cyclictest0-21swapper/610:16:346
217977991412,2cyclictest279335-21kworker/u16:3+events_unbound09:10:276
217977991412,1cyclictest0-21swapper/610:30:276
217977991411,2cyclictest355792-21kworker/u16:0+flush-8:008:55:366
21797799140,14cyclictest0-21swapper/609:59:336
217973991412,2cyclictest725971-21kworker/u16:0+events_unbound10:57:195
217973991412,2cyclictest403308-21kworker/u16:4+events_unbound08:41:145
217973991412,2cyclictest383178-21kworker/u16:1+events_unbound08:45:345
21797399140,14cyclictest0-21swapper/509:27:205
217964991413,1cyclictest0-21swapper/407:35:334
217964991413,1cyclictest0-21swapper/407:35:334
21797899138,4cyclictest650-21systemd-journal07:30:107
21797899136,6cyclictest0-21swapper/712:30:337
21797899136,6cyclictest0-21swapper/711:15:347
21797899136,6cyclictest0-21swapper/710:06:377
21797899136,6cyclictest0-21swapper/709:50:597
21797899136,6cyclictest0-21swapper/709:30:277
21797899135,7cyclictest0-21swapper/712:07:597
21797899135,7cyclictest0-21swapper/710:02:407
217978991310,2cyclictest0-21swapper/708:40:117
21797799137,5cyclictest6010-21gdbus09:36:166
217977991312,1cyclictest0-21swapper/612:06:466
217977991312,1cyclictest0-21swapper/610:56:376
217977991312,1cyclictest0-21swapper/609:40:286
217977991312,1cyclictest0-21swapper/609:40:286
217977991312,1cyclictest0-21swapper/609:31:196
217977991311,2cyclictest764588-21kworker/u16:1+events_unbound12:30:386
217977991310,2cyclictest764588-21kworker/u16:1+flush-8:011:50:256
21797799130,13cyclictest0-21swapper/612:27:546
21797799130,13cyclictest0-21swapper/611:36:586
21797799130,13cyclictest0-21swapper/611:14:166
21797799130,0cyclictest0-21swapper/610:51:256
217973991312,1cyclictest0-21swapper/509:30:585
217973991312,1cyclictest0-21swapper/509:06:415
217973991311,2cyclictest740404-21kworker/u16:3+events_unbound11:05:495
217973991311,2cyclictest279335-21kworker/u16:3+events_unbound09:12:565
21797399130,13cyclictest0-21swapper/510:27:155
217964991311,2cyclictest836942-21kworker/u16:3+events_unbound12:27:094
217964991311,2cyclictest704423-21kworker/u16:4+events_unbound11:00:314
217964991311,2cyclictest704423-21kworker/u16:4+events_unbound11:00:314
21797899129,2cyclictest0-21swapper/708:00:117
21797899128,3cyclictest288903-21/usr/sbin/munin07:40:267
21797899128,3cyclictest1267-21snmpd08:08:417
21797899128,3cyclictest1267-21snmpd07:06:277
21797899127,4cyclictest650-21systemd-journal07:55:107
21797899124,7cyclictest6450-21gmain08:10:357
21797899120,4cyclictest435345-21kthreadcore08:55:297
217977991211,1cyclictest0-21swapper/611:08:556
217977991211,1cyclictest0-21swapper/609:22:206
217977991211,1cyclictest0-21swapper/609:05:196
217977991210,2cyclictest199057-21kworker/u16:0+events_unbound07:45:346
217977991210,2cyclictest0-21swapper/612:19:046
21797799120,1cyclictest0-21swapper/607:17:106
21797799120,12cyclictest0-21swapper/608:15:486
217973991210,2cyclictest403308-21kworker/u16:4+events_unbound08:51:045
21797399120,1cyclictest0-21swapper/510:20:385
217964991211,1cyclictest0-21swapper/407:20:164
217964991210,2cyclictest164525-21kworker/u16:1+events_unbound07:15:344
21797899111,2cyclictest0-21swapper/707:35:257
21797899111,2cyclictest0-21swapper/707:35:257
21797799118,2cyclictest383837-21kworker/u16:2+flush-8:008:30:286
217977991110,1cyclictest0-21swapper/610:39:166
217977991110,1cyclictest0-21swapper/610:11:226
217977991110,1cyclictest0-21swapper/608:54:356
217977991110,1cyclictest0-21swapper/607:22:126
21797799110,11cyclictest0-21swapper/607:37:306
21797799110,11cyclictest0-21swapper/607:37:306
21797799110,11cyclictest0-21swapper/607:29:566
21797799110,0cyclictest0-21swapper/607:12:076
21797399117,3cyclictest693555-21cat10:45:275
217964991110,1cyclictest0-21swapper/408:31:504
217964991110,1cyclictest0-21swapper/407:43:174
21796499110,11cyclictest0-21swapper/408:36:154
21797899106,3cyclictest0-21swapper/708:50:307
21797899105,4cyclictest417073-21cut08:45:307
21797799109,1cyclictest0-21swapper/607:59:446
21797799109,1cyclictest0-21swapper/607:34:586
21797799100,0cyclictest0-21swapper/608:13:366
2179779996,2cyclictest0-21swapper/608:40:316
2179779986,1cyclictest0-21swapper/609:00:276
2179779984,3cyclictest597098-21cat10:05:256
2179779983,4cyclictest327709-21grep08:00:246
2179779975,1cyclictest0-21swapper/611:30:216
2179779972,4cyclictest289333-21expr07:40:256
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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