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2026-02-04 - 03:06
[ 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 376 highest latencies:
System rack0slot2.osadl.org (updated Wed Feb 04, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33350582720,1sleep73335057-21ssh21:48:217
299209925821,32sleep70-21swapper/719:03:167
299230825242,7sleep60-21swapper/619:06:116
299212424736,8sleep50-21swapper/519:03:385
299201124635,8sleep40-21swapper/419:02:004
2992628994436,7cyclictest3516749-21latency_hist23:06:237
2992625994442,2cyclictest3514659-21kworker/u16:2+flush-8:000:21:506
33368822390,0sleep50-21swapper/521:51:245
2992625993937,2cyclictest3468646-21kworker/u16:0+flush-8:023:31:536
2992625993937,2cyclictest3406370-21kworker/u16:3+events_unbound22:25:586
2992625993836,2cyclictest3659833-21kworker/u16:0+events_unbound00:05:016
2992625993836,2cyclictest3514659-21kworker/u16:2+events_unbound23:26:066
2992625993836,2cyclictest3209341-21kworker/u16:1+events_unbound21:19:066
2992625993735,2cyclictest3501716-21kworker/u16:1+events_unbound23:05:256
2992625993735,2cyclictest3275911-21kworker/u16:0+events_unbound22:34:306
2992625993735,2cyclictest3275911-21kworker/u16:0+events_unbound22:04:346
2992625993634,2cyclictest3633799-21kworker/u16:5+events_unbound00:19:296
2992625993634,2cyclictest3501716-21kworker/u16:1+events_unbound23:13:456
2992625993634,2cyclictest3468646-21kworker/u16:0+events_unbound23:30:406
2992625993634,2cyclictest3455658-21kworker/u16:1+events_unbound22:45:256
2992625993634,2cyclictest3337089-21kworker/u16:2+events_unbound22:15:496
2992625993634,2cyclictest3302945-21kworker/u16:2+events_unbound21:38:136
2992625993634,2cyclictest3275911-21kworker/u16:0+events_unbound21:31:136
2992625993533,2cyclictest3552730-21kworker/u16:3+events_unbound23:37:406
2992625993533,2cyclictest3501716-21kworker/u16:1+events_unbound23:08:176
2992625993432,2cyclictest3720721-21kworker/u16:1+events_unbound00:33:456
2992625993432,2cyclictest3659833-21kworker/u16:0+events_unbound00:07:496
2992625993432,2cyclictest3633799-21kworker/u16:5+events_unbound00:28:566
2992625993432,2cyclictest3633799-21kworker/u16:5+events_unbound00:28:566
2992625993432,2cyclictest3468646-21kworker/u16:0+events_unbound23:49:376
2992625993432,2cyclictest3382404-21kworker/u16:1+events_unbound22:27:546
2992625993432,2cyclictest3275911-21kworker/u16:0+events_unbound21:53:306
2992625993331,2cyclictest3514659-21kworker/u16:2+events_unbound23:19:166
2992625993331,2cyclictest3406370-21kworker/u16:3+events_unbound22:48:096
2992625993331,2cyclictest3209341-21kworker/u16:1+events_unbound21:49:266
2992625993331,2cyclictest3209341-21kworker/u16:1+events_unbound21:14:546
2992625993331,2cyclictest2928928-21kworker/u16:2+events_unbound21:11:076
2992625993330,2cyclictest3209341-21kworker/u16:1+events_unbound21:21:336
299262899320,31cyclictest3360658-21latency_hist22:01:247
2992625993230,2cyclictest3501716-21kworker/u16:1+events_unbound22:58:386
2992625993230,2cyclictest3406370-21kworker/u16:3+events_unbound22:38:256
2992625993230,2cyclictest3337089-21kworker/u16:2+events_unbound21:59:496
2992625993230,2cyclictest3275911-21kworker/u16:0+events_unbound22:10:506
2992625993129,2cyclictest3514659-21kworker/u16:2+events_unbound23:53:206
2992625993129,2cyclictest3276796-21kworker/u16:3+events_unbound21:35:106
2992625993129,2cyclictest3209341-21kworker/u16:1+events_unbound21:45:176
2992625993028,2cyclictest3588727-21kworker/u16:1+events_unbound23:57:496
2992625993028,2cyclictest3468646-21kworker/u16:0+events_unbound23:44:016
2992625993028,2cyclictest3468646-21kworker/u16:0+events_unbound23:44:016
2992625993028,2cyclictest3382404-21kworker/u16:1+events_unbound22:18:216
2992611993028,2cyclictest2928928-21kworker/u16:2+events_unbound19:06:544
2992625992927,2cyclictest3633799-21kworker/u16:5+events_unbound00:13:086
2992625992927,2cyclictest3431082-21kworker/u16:2+events_unbound22:54:226
2992625992825,2cyclictest3189498-21kworker/u16:3+flush-8:020:51:246
2992611992826,2cyclictest3209341-21kworker/u16:1+flush-8:021:16:494
2992611992825,2cyclictest3275911-21kworker/u16:0+flush-8:022:16:244
2992628992725,1cyclictest0-21swapper/700:06:397
2992619992725,2cyclictest3468646-21kworker/u16:0+events_unbound23:41:385
2992619992725,2cyclictest3468646-21kworker/u16:0+events_unbound23:41:385
2992611992723,3cyclictest3633799-21kworker/u16:5+flush-8:023:58:024
2992625992624,2cyclictest2982741-21kworker/u16:3+events_unbound19:35:356
2992625992624,2cyclictest2982741-21kworker/u16:3+events_unbound19:35:356
2992619992624,2cyclictest3302945-21kworker/u16:2+events_unbound21:41:375
2992625992523,2cyclictest2928928-21kworker/u16:2+events_unbound20:40:346
2992611992523,2cyclictest2928928-21kworker/u16:2+events_unbound21:06:494
2992625992422,2cyclictest3026003-21kworker/u16:0+events_unbound19:30:586
2992625992422,2cyclictest2928928-21kworker/u16:2+flush-8:020:31:506
2992611992422,2cyclictest3633799-21kworker/u16:5+events_unbound00:14:364
2992628992318,4cyclictest3312660-21latency_hist21:41:247
2992625992321,2cyclictest3026003-21kworker/u16:0+events_unbound21:00:586
2992619992320,3cyclictest3406370-21kworker/u16:3+flush-8:022:26:385
2992611992321,2cyclictest3382404-21kworker/u16:1+flush-8:022:11:494
2992611992320,2cyclictest2928928-21kworker/u16:2+events_unbound20:31:394
2992611992320,2cyclictest2928928-21kworker/u16:2+events_unbound19:56:384
2992625992220,2cyclictest3026003-21kworker/u16:0+events_unbound21:02:026
2992625992220,2cyclictest3026003-21kworker/u16:0+events_unbound19:22:346
2992625992220,2cyclictest2982741-21kworker/u16:3+events_unbound19:19:076
2992625992220,2cyclictest2982741-21kworker/u16:3+events_unbound19:11:026
2992625992220,2cyclictest2919316-21kworker/u16:1+events_unbound19:16:176
2992625992219,2cyclictest3026003-21kworker/u16:0+events_unbound20:26:346
2992611992219,2cyclictest3633799-21kworker/u16:5+events_unbound00:26:374
2992611992219,2cyclictest3633799-21kworker/u16:5+events_unbound00:26:374
2992628992114,6cyclictest0-21swapper/722:21:457
2992625992119,2cyclictest2982741-21kworker/u16:3+events_unbound20:13:586
2992625992119,2cyclictest2928928-21kworker/u16:2+events_unbound20:51:116
2992619992118,2cyclictest3249788-21kworker/u16:5+events_unbound21:16:385
2992625992018,2cyclictest3026003-21kworker/u16:0+events_unbound20:42:456
2992625992017,2cyclictest2928928-21kworker/u16:2+events_unbound19:51:256
2992619992018,2cyclictest3514659-21kworker/u16:2+flush-8:023:06:235
2992611992018,2cyclictest2928928-21kworker/u16:2+events_unbound20:11:374
2992628991918,0cyclictest0-21swapper/720:21:577
2992628991914,4cyclictest3456650-21latency_hist22:41:247
2992628991914,4cyclictest3300732-21latency_hist21:36:237
299262899191,2cyclictest3609611-21ssh23:41:467
299262899191,2cyclictest3609611-21ssh23:41:467
2992625991917,2cyclictest2982741-21kworker/u16:3+events_unbound19:47:116
2992611991917,2cyclictest3514659-21kworker/u16:2+events_unbound23:31:384
2992611991917,2cyclictest3431082-21kworker/u16:2+flush-8:022:36:464
2992628991813,4cyclictest3288735-21latency_hist21:31:247
2992625991816,2cyclictest2928928-21kworker/u16:2+events_unbound20:18:596
2992625991816,2cyclictest2928928-21kworker/u16:2+events_unbound20:18:596
2992625991816,2cyclictest2928928-21kworker/u16:2+events_unbound20:03:096
2992625991816,2cyclictest2928928-21kworker/u16:2+events_unbound19:41:086
2992619991816,2cyclictest3406370-21kworker/u16:3+events_unbound22:51:385
2992628991714,2cyclictest3638443-21ssh23:56:417
2992628991713,3cyclictest1267-21snmpd21:13:437
2992625991715,2cyclictest3026003-21kworker/u16:0+events_unbound19:58:026
2992619991715,2cyclictest3633799-21kworker/u16:5+events_unbound00:21:385
2992611991715,2cyclictest2928928-21kworker/u16:2+events_unbound20:51:544
299261199170,16cyclictest3057645-21kthreadcore19:36:404
299261199170,16cyclictest0-21swapper/420:16:334
299261199170,16cyclictest0-21swapper/420:16:334
299262899168,7cyclictest0-21swapper/722:01:497
299262899168,7cyclictest0-21swapper/721:21:377
299262899167,8cyclictest0-21swapper/723:06:447
2992628991614,1cyclictest0-21swapper/719:11:457
2992625991614,2cyclictest2928928-21kworker/u16:2+events_unbound19:46:226
299261999160,15cyclictest3643896-21kthreadcore23:56:445
299261199160,16cyclictest0-21swapper/421:05:424
299261199160,16cyclictest0-21swapper/420:46:144
299261199160,16cyclictest0-21swapper/419:56:044
299261199160,16cyclictest0-21swapper/419:46:514
299261199160,16cyclictest0-21swapper/419:42:454
299262899157,7cyclictest0-21swapper/700:31:427
299262899156,7cyclictest0-21swapper/722:16:407
2992628991511,3cyclictest1267-21snmpd00:15:327
2992619991513,2cyclictest3659833-21kworker/u16:0+flush-8:000:26:505
2992619991513,2cyclictest3659833-21kworker/u16:0+flush-8:000:26:505
2992611991513,2cyclictest3468646-21kworker/u16:0+events_unbound23:16:494
2992611991513,2cyclictest3209341-21kworker/u16:1+flush-8:021:51:194
299261199150,15cyclictest0-21swapper/420:23:434
299262899149,4cyclictest3141436-21latency_hist20:21:247
299262899149,4cyclictest3141436-21latency_hist20:21:247
299262899147,6cyclictest0-21swapper/723:36:437
299262899147,6cyclictest0-21swapper/700:01:447
299262899146,7cyclictest0-21swapper/723:24:377
299262899146,7cyclictest0-21swapper/723:11:367
299262899146,7cyclictest0-21swapper/722:57:107
299262899146,7cyclictest0-21swapper/722:51:437
299262899146,7cyclictest0-21swapper/722:46:417
299262899146,7cyclictest0-21swapper/721:41:417
299262899146,7cyclictest0-21swapper/721:06:457
299262899146,7cyclictest0-21swapper/700:16:387
299262899145,8cyclictest0-21swapper/723:16:417
2992628991412,1cyclictest0-21swapper/721:01:437
2992628991411,2cyclictest1267-21snmpd20:10:057
2992628991410,3cyclictest1267-21snmpd23:46:447
2992625991412,2cyclictest3026003-21kworker/u16:0+events_unbound20:22:226
2992625991412,2cyclictest3026003-21kworker/u16:0+events_unbound20:07:376
2992619991413,1cyclictest0-21swapper/523:14:575
2992619991412,2cyclictest3276796-21kworker/u16:3+events_unbound21:36:385
299261999140,1cyclictest0-21swapper/522:46:065
299261999140,1cyclictest0-21swapper/521:26:295
299261999140,1cyclictest0-21swapper/521:24:455
299261999140,14cyclictest0-21swapper/522:40:265
299261999140,14cyclictest0-21swapper/500:34:155
299261999140,13cyclictest0-21swapper/523:06:265
2992611991413,1cyclictest0-21swapper/422:52:004
2992611991413,1cyclictest0-21swapper/421:45:194
2992611991410,3cyclictest3659833-21kworker/u16:0+flush-8:000:06:244
299261199140,1cyclictest0-21swapper/422:05:304
299261199140,1cyclictest0-21swapper/400:17:464
299261199140,14cyclictest0-21swapper/423:15:014
299261199140,14cyclictest0-21swapper/422:58:184
299261199140,14cyclictest0-21swapper/422:48:134
299261199140,14cyclictest0-21swapper/421:23:524
299261199140,14cyclictest0-21swapper/421:13:284
299261199140,13cyclictest0-21swapper/421:31:354
299262899139,3cyclictest1267-21snmpd20:57:467
299262899139,3cyclictest1267-21snmpd00:26:417
299262899139,3cyclictest1267-21snmpd00:26:417
299262899136,6cyclictest0-21swapper/722:33:007
299262899136,6cyclictest0-21swapper/722:27:397
299262899136,6cyclictest0-21swapper/722:11:437
299262899136,6cyclictest0-21swapper/722:06:487
299262899136,6cyclictest0-21swapper/719:28:587
299262899135,7cyclictest0-21swapper/723:34:547
299262899135,7cyclictest0-21swapper/723:26:267
299262899135,7cyclictest0-21swapper/722:41:427
299262899135,7cyclictest0-21swapper/721:51:397
2992628991310,2cyclictest3228543-21diskmemload21:16:357
2992628991310,2cyclictest0-21swapper/700:21:497
299262899130,12cyclictest96-21ksoftirqd/723:51:497
299262899130,11cyclictest96-21ksoftirqd/719:41:397
299261999139,3cyclictest3349903-21cat21:56:385
299261999138,4cyclictest3094153-21cat19:56:395
2992619991312,1cyclictest0-21swapper/523:23:185
2992619991312,1cyclictest0-21swapper/523:17:005
2992619991312,1cyclictest0-21swapper/522:34:455
2992619991312,1cyclictest0-21swapper/522:02:545
2992619991312,1cyclictest0-21swapper/500:07:275
299261999130,1cyclictest0-21swapper/520:51:525
299261999130,13cyclictest0-21swapper/523:54:415
299261999130,13cyclictest0-21swapper/522:58:055
299261999130,13cyclictest0-21swapper/522:10:285
299261999130,13cyclictest0-21swapper/521:12:275
299261999130,13cyclictest0-21swapper/520:36:505
299261999130,0cyclictest0-21swapper/523:33:525
299261199139,3cyclictest3026003-21kworker/u16:0+flush-8:019:21:504
2992611991312,1cyclictest0-21swapper/423:29:314
2992611991312,1cyclictest0-21swapper/400:35:444
2992611991312,1cyclictest0-21swapper/400:24:334
2992611991311,2cyclictest3275911-21kworker/u16:0+flush-8:021:26:504
299262899129,2cyclictest1267-21snmpd19:36:027
299262899129,2cyclictest1267-21snmpd19:36:027
299262899128,3cyclictest1267-21snmpd20:42:487
299262899128,3cyclictest1267-21snmpd20:41:067
299262899128,3cyclictest1267-21snmpd20:00:417
299262899128,3cyclictest1267-21snmpd19:53:357
299262899128,3cyclictest1267-21snmpd19:48:117
299262899128,3cyclictest1267-21snmpd19:39:597
299262899120,2cyclictest3111506-21ntpq20:01:507
299262899120,10cyclictest3169526-21ntpq20:31:487
299261999128,3cyclictest3650058-21cat00:01:395
2992619991211,1cyclictest0-21swapper/523:37:585
2992619991211,1cyclictest0-21swapper/521:55:305
2992619991211,1cyclictest0-21swapper/521:01:355
2992619991211,1cyclictest0-21swapper/520:03:155
2992619991211,1cyclictest0-21swapper/519:51:355
2992619991211,1cyclictest0-21swapper/500:20:425
299261999120,1cyclictest0-21swapper/520:27:035
299261199128,3cyclictest3210063-21diskstats20:56:374
2992611991211,1cyclictest0-21swapper/423:02:244
299261199120,1cyclictest0-21swapper/420:49:214
299261199120,1cyclictest0-21swapper/420:03:004
299261199120,12cyclictest0-21swapper/420:07:344
299261199120,12cyclictest0-21swapper/419:30:284
299261199120,12cyclictest0-21swapper/419:12:024
299262899117,3cyclictest1267-21snmpd20:56:007
299262899117,3cyclictest1267-21snmpd20:50:067
299262899117,3cyclictest1267-21snmpd19:22:197
299262899110,2cyclictest0-21swapper/719:06:447
299262899110,10cyclictest1096-21ntpd20:11:477
2992619991110,1cyclictest0-21swapper/520:48:015
2992619991110,1cyclictest0-21swapper/520:17:175
2992619991110,1cyclictest0-21swapper/520:17:175
2992619991110,1cyclictest0-21swapper/519:23:125
299261999110,11cyclictest0-21swapper/520:59:415
299261999110,11cyclictest0-21swapper/520:33:125
299261999110,11cyclictest0-21swapper/520:12:335
299261199118,3cyclictest2928928-21kworker/u16:2+flush-8:020:36:504
2992611991110,1cyclictest0-21swapper/423:39:564
2992611991110,1cyclictest0-21swapper/422:11:014
299262899102,7cyclictest924-21NetworkManager20:26:407
299262899102,7cyclictest924-21NetworkManager19:16:367
299261999109,1cyclictest0-21swapper/523:48:225
299261999109,1cyclictest0-21swapper/523:29:375
299261999109,1cyclictest0-21swapper/522:17:535
299261999109,1cyclictest0-21swapper/521:33:355
299261999109,1cyclictest0-21swapper/520:42:215
299261999109,1cyclictest0-21swapper/519:36:365
299261999109,1cyclictest0-21swapper/519:12:015
299261999108,2cyclictest2928928-21kworker/u16:2+flush-8:021:06:495
299261199109,1cyclictest0-21swapper/423:52:134
299261199109,1cyclictest0-21swapper/423:48:074
299261199109,1cyclictest0-21swapper/423:44:024
299261199109,1cyclictest0-21swapper/423:44:024
299261199109,1cyclictest0-21swapper/422:42:324
299261199109,1cyclictest0-21swapper/422:33:144
299261199109,1cyclictest0-21swapper/420:26:294
299261199109,1cyclictest0-21swapper/400:11:184
299261199100,10cyclictest0-21swapper/419:32:314
299261199100,10cyclictest0-21swapper/419:32:314
299261199100,10cyclictest0-21swapper/419:20:144
29926199995,3cyclictest3393904-21swap22:11:525
29926119998,1cyclictest0-21swapper/423:10:464
29926119998,1cyclictest0-21swapper/421:56:114
29926119998,1cyclictest0-21swapper/421:39:484
29926119994,4cyclictest3409979-21cat22:21:384
29926199986,1cyclictest0-21swapper/522:46:405
29926199986,1cyclictest0-21swapper/519:31:455
29926199986,1cyclictest0-21swapper/519:31:455
29926199986,1cyclictest0-21swapper/519:26:395
29926199985,2cyclictest3113643-21irqcore20:06:425
29926199984,3cyclictest3681813-21pmu-power00:11:495
29926199984,3cyclictest3067560-21kthreadcore19:41:445
29926199983,4cyclictest2995482-21cut19:06:465
29926119987,1cyclictest0-21swapper/423:23:134
29926119983,4cyclictest3421657-21expr22:26:364
29926199975,1cyclictest0-21swapper/519:46:355
29926199974,2cyclictest3142015-21cpuspeed_turbos20:21:365
29926199973,3cyclictest3016322-21tr19:16:355
29926199972,4cyclictest3409278-21cat22:21:355
29926119974,2cyclictest3349306-21cpuspeed_turbos21:56:354
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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