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2026-01-13 - 07:55
[ 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 Tue Jan 13, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
322361021010,1sleep40-21swapper/400:22:024
252111225948,8sleep40-21swapper/419:07:514
2521425995651,4cyclictest2858700-21latency_hist21:52:517
252082625646,7sleep50-21swapper/519:03:515
252083725520,30sleep70-21swapper/719:04:017
2521425995247,4cyclictest3041695-21latency_hist23:07:517
2521425994843,4cyclictest3005074-21latency_hist22:52:527
251999624835,8sleep60-21swapper/619:03:206
2521416994240,2cyclictest3017447-21kworker/u16:4+events_unbound00:05:165
2521420994139,2cyclictest3102562-21kworker/u16:3+events_unbound23:33:366
2521420994139,2cyclictest2944143-21kworker/u16:1+events_unbound22:56:366
2521420994139,2cyclictest2680013-21kworker/u16:0+events_unbound21:12:156
2521416994139,2cyclictest3017447-21kworker/u16:4+events_unbound22:59:165
2521416994139,2cyclictest2758131-21kworker/u16:5+events_unbound21:17:005
2521425994035,4cyclictest2680336-21latency_hist20:27:517
2521420994038,2cyclictest3212289-21kworker/u16:0+events_unbound00:21:176
2521420994038,2cyclictest3102562-21kworker/u16:3+events_unbound00:35:556
2521420994038,2cyclictest3102562-21kworker/u16:3+events_unbound00:35:556
2521420994038,2cyclictest3102051-21kworker/u16:1+events_unbound23:55:476
2521420994038,2cyclictest3102051-21kworker/u16:1+events_unbound23:55:476
2521420994038,2cyclictest3017447-21kworker/u16:4+events_unbound00:11:566
2521420994038,2cyclictest2944143-21kworker/u16:1+events_unbound23:12:126
2521420993937,2cyclictest3151205-21kworker/u16:2+events_unbound00:25:006
2521420993937,2cyclictest3017447-21kworker/u16:4+events_unbound23:16:246
2521420993937,2cyclictest2944143-21kworker/u16:1+events_unbound22:49:206
2521420993937,2cyclictest2931300-21kworker/u16:0+events_unbound22:33:566
2521420993937,2cyclictest2822530-21kworker/u16:3+events_unbound22:06:486
2521420993937,2cyclictest2796567-21kworker/u16:1+flush-8:021:58:396
2521420993937,2cyclictest2758131-21kworker/u16:5+events_unbound21:21:166
2521416993937,2cyclictest3102562-21kworker/u16:3+events_unbound00:28:005
2521416993937,2cyclictest3102562-21kworker/u16:3+events_unbound00:23:485
2521416993937,2cyclictest2991483-21kworker/u16:2+events_unbound22:56:285
2521416993937,2cyclictest2944143-21kworker/u16:1+events_unbound23:05:325
2521416993937,2cyclictest2758131-21kworker/u16:5+events_unbound22:05:325
2521416993937,2cyclictest2680013-21kworker/u16:0+events_unbound21:36:525
2521416993936,2cyclictest2895370-21kworker/u16:1+flush-8:022:12:575
2521420993836,2cyclictest3064360-21kworker/u16:0+events_unbound23:21:166
2521420993836,2cyclictest2931300-21kworker/u16:0+events_unbound22:30:056
2521420993836,2cyclictest2931300-21kworker/u16:0+events_unbound22:30:056
2521420993836,2cyclictest2758131-21kworker/u16:5+events_unbound22:13:486
2521420993836,2cyclictest2758131-21kworker/u16:5+events_unbound21:16:096
2521416993836,2cyclictest3102562-21kworker/u16:3+events_unbound00:34:155
2521416993836,2cyclictest3102562-21kworker/u16:3+events_unbound00:34:155
2521416993836,2cyclictest2931300-21kworker/u16:0+events_unbound22:22:365
2521416993836,2cyclictest2796567-21kworker/u16:1+events_unbound21:56:195
2521420993735,2cyclictest3078131-21kworker/u16:2+events_unbound23:30:366
2521420993735,2cyclictest3017447-21kworker/u16:4+events_unbound00:17:356
2521420993735,2cyclictest2931300-21kworker/u16:0+events_unbound22:40:486
2521420993735,2cyclictest2796567-21kworker/u16:1+events_unbound21:43:276
2521420993735,2cyclictest2758131-21kworker/u16:5+events_unbound21:37:516
2521420993735,2cyclictest2680013-21kworker/u16:0+events_unbound21:23:436
2521420993734,2cyclictest2758131-21kworker/u16:5+events_unbound22:18:006
2521420993734,2cyclictest2758131-21kworker/u16:5+events_unbound21:27:556
2521416993736,1cyclictest3102051-21kworker/u16:1+events_unbound23:41:085
2521416993735,2cyclictest3102562-21kworker/u16:3+events_unbound23:55:205
2521416993735,2cyclictest3102562-21kworker/u16:3+events_unbound23:55:205
2521416993735,2cyclictest3102562-21kworker/u16:3+events_unbound00:18:355
2521416993735,2cyclictest3102051-21kworker/u16:1+events_unbound23:34:045
2521416993735,2cyclictest3064360-21kworker/u16:0+events_unbound23:28:245
2521416993735,2cyclictest3017447-21kworker/u16:4+events_unbound23:43:565
2521416993735,2cyclictest3017447-21kworker/u16:4+events_unbound00:11:275
2521416993735,2cyclictest2991483-21kworker/u16:2+events_unbound22:46:485
2521420993634,2cyclictest3151205-21kworker/u16:2+events_unbound00:01:006
2521420993634,2cyclictest3102562-21kworker/u16:3+events_unbound23:39:036
2521420993634,2cyclictest3064360-21kworker/u16:0+flush-8:023:23:356
2521420993634,2cyclictest3017447-21kworker/u16:4+events_unbound23:48:396
2521420993634,2cyclictest2758131-21kworker/u16:5+flush-8:021:55:356
2521420993634,2cyclictest2758131-21kworker/u16:5+events_unbound22:09:526
2521416993634,2cyclictest2944143-21kworker/u16:1+events_unbound23:09:525
2521416993634,2cyclictest2944143-21kworker/u16:1+events_unbound22:49:035
2521416993634,2cyclictest2880987-21kworker/u16:2+events_unbound22:24:125
2521416993634,2cyclictest2758131-21kworker/u16:5+events_unbound21:45:125
2521420993533,2cyclictest3102562-21kworker/u16:3+events_unbound00:32:166
2521420993533,2cyclictest2680013-21kworker/u16:0+flush-8:021:40:086
2521416993534,1cyclictest2931300-21kworker/u16:0+events_unbound22:38:595
2521416993533,2cyclictest2931301-21kworker/u16:3+events_unbound22:35:045
2521416993533,2cyclictest2822530-21kworker/u16:3+events_unbound21:40:135
2521416993533,2cyclictest2758131-21kworker/u16:5+events_unbound22:00:215
2521416993533,2cyclictest2680045-21kworker/u16:2+events_unbound21:18:365
2521416993533,2cyclictest2680013-21kworker/u16:0+events_unbound21:30:515
2521425993431,1cyclictest0-21swapper/723:56:347
2521425993431,1cyclictest0-21swapper/723:56:347
2521420993432,2cyclictest3102562-21kworker/u16:3+events_unbound23:45:596
2521420993432,2cyclictest3017447-21kworker/u16:4+events_unbound00:04:156
2521420993432,2cyclictest2944143-21kworker/u16:1+events_unbound22:43:406
2521420993432,2cyclictest2931300-21kworker/u16:0+events_unbound22:23:566
2521420993432,2cyclictest2822530-21kworker/u16:3+events_unbound21:52:286
2521416993432,2cyclictest3102051-21kworker/u16:1+events_unbound23:49:485
2521416993432,2cyclictest3017447-21kworker/u16:4+events_unbound23:15:495
2521420993331,2cyclictest2944143-21kworker/u16:1+events_unbound23:04:316
2521420993331,2cyclictest2944143-21kworker/u16:1+events_unbound23:00:016
2521416993332,1cyclictest3151205-21kworker/u16:2+events_unbound00:02:495
2521416993331,2cyclictest3064360-21kworker/u16:0+events_unbound23:25:045
2521416993331,2cyclictest3064360-21kworker/u16:0+events_unbound23:21:295
2521416993331,2cyclictest3017447-21kworker/u16:4+events_unbound00:16:245
2521416993331,2cyclictest2931300-21kworker/u16:0+events_unbound22:28:495
2521416993331,2cyclictest2931300-21kworker/u16:0+events_unbound22:28:495
2521416993331,2cyclictest2895370-21kworker/u16:1+events_unbound22:11:125
2521416993331,2cyclictest2700510-21kworker/u16:1+events_unbound21:11:325
2521416993330,2cyclictest2583389-21kworker/u16:0+events_unbound19:38:015
2521416993330,2cyclictest2583389-21kworker/u16:0+events_unbound19:38:015
2521420993129,2cyclictest2501494-21kworker/u16:1+events_unbound19:18:526
2521416993129,2cyclictest2822530-21kworker/u16:3+events_unbound21:50:525
2521425993030,0cyclictest0-21swapper/700:35:227
2521425993030,0cyclictest0-21swapper/700:35:227
2521425992928,0cyclictest0-21swapper/700:03:317
2521420992825,2cyclictest2680045-21kworker/u16:2+events_unbound20:52:546
2521416992826,2cyclictest2758131-21kworker/u16:5+flush-8:021:27:515
2521416992826,2cyclictest2680045-21kworker/u16:2+events_unbound20:57:475
2521425992727,0cyclictest0-21swapper/721:42:117
2521425992726,0cyclictest0-21swapper/719:27:327
2521420992725,2cyclictest2553890-21kworker/u16:2+flush-8:019:59:166
2521420992725,2cyclictest2501494-21kworker/u16:1+flush-8:019:36:456
2521416992725,2cyclictest2621966-21kworker/u16:1+events_unbound19:57:495
2521425992625,0cyclictest0-21swapper/720:12:447
2521425992623,2cyclictest0-21swapper/721:08:307
2521420992624,2cyclictest2583389-21kworker/u16:0+events_unbound19:38:206
2521420992624,2cyclictest2583389-21kworker/u16:0+events_unbound19:38:206
2521420992624,2cyclictest2511381-21kworker/u16:2+events_unbound19:12:056
2521425992524,0cyclictest0-21swapper/720:31:047
2521425992524,0cyclictest0-21swapper/719:40:127
2521425992524,0cyclictest0-21swapper/719:40:127
2521425992524,0cyclictest0-21swapper/719:10:047
2521425992423,0cyclictest0-21swapper/723:58:027
2521425992423,0cyclictest0-21swapper/720:15:327
2521420992421,2cyclictest2583389-21kworker/u16:0+events_unbound20:07:536
2521411992420,3cyclictest3248396-21updatedb00:32:464
2521425992322,0cyclictest0-21swapper/719:45:527
2521425992318,4cyclictest2739185-21latency_hist21:02:517
2521420992320,2cyclictest2501494-21kworker/u16:1+events_unbound19:22:546
2521416992321,2cyclictest2680045-21kworker/u16:2+events_unbound20:28:245
2521411992320,2cyclictest2566959-21kworker/u16:4+events_unbound19:58:184
2521425992221,0cyclictest0-21swapper/719:31:527
2521420992220,2cyclictest2621966-21kworker/u16:1+flush-8:020:23:446
2521420992220,2cyclictest2621966-21kworker/u16:1+events_unbound20:21:146
2521420992220,2cyclictest2566959-21kworker/u16:4+flush-8:020:36:566
2521416992220,2cyclictest2621966-21kworker/u16:1+flush-8:020:19:045
2521416992219,2cyclictest2680045-21kworker/u16:2+flush-8:020:57:525
2521425992121,0cyclictest0-21swapper/723:09:547
2521425992120,0cyclictest0-21swapper/719:55:287
2521425992120,0cyclictest0-21swapper/719:32:567
2521425992116,4cyclictest2719852-21latency_hist20:52:527
2521420992119,2cyclictest2700510-21kworker/u16:1+events_unbound20:49:016
2521420992119,2cyclictest2640639-21kworker/u16:5+events_unbound20:29:056
2521420992119,2cyclictest2501494-21kworker/u16:1+flush-8:019:29:046
2521420992118,2cyclictest2583389-21kworker/u16:0+flush-8:019:53:026
2521416992119,2cyclictest2566959-21kworker/u16:4+events_unbound19:43:125
31993892200,1chrt3199390-21sh00:12:117
2521425992020,0cyclictest0-21swapper/721:43:337
2521416992018,2cyclictest2680045-21kworker/u16:2+flush-8:020:47:465
2521416992018,2cyclictest2501494-21kworker/u16:1+events_unbound19:32:055
2521425991916,2cyclictest2965339-21ssh22:33:157
2521425991913,5cyclictest650-21systemd-journal22:22:517
252142599190,17cyclictest0-21swapper/721:13:137
2521420991916,2cyclictest2640639-21kworker/u16:5+flush-8:020:38:116
2521420991916,2cyclictest2566959-21kworker/u16:4+flush-8:019:48:016
2521416991917,2cyclictest2583389-21kworker/u16:0+flush-8:020:03:255
30143142180,1sleep70-21swapper/722:53:187
2521425991818,0cyclictest0-21swapper/720:55:117
2521425991817,0cyclictest0-21swapper/719:19:447
2521425991817,0cyclictest0-21swapper/719:14:237
252142599180,16cyclictest0-21swapper/720:43:107
2521420991816,2cyclictest2680045-21kworker/u16:2+flush-8:020:58:126
2521420991816,2cyclictest2680013-21kworker/u16:0+events_unbound21:04:336
2521420991816,2cyclictest2583389-21kworker/u16:0+events_unbound20:05:446
2521416991816,2cyclictest2640639-21kworker/u16:5+flush-8:020:33:245
2521416991816,2cyclictest2566959-21kworker/u16:4+flush-8:020:13:115
2521416991816,2cyclictest2501494-21kworker/u16:1+events_unbound19:23:255
2521411991816,2cyclictest3151205-21kworker/u16:2+flush-8:000:11:414
252141199180,4cyclictest0-21swapper/421:58:064
2521425991716,0cyclictest0-21swapper/720:36:437
2521425991710,6cyclictest0-21swapper/722:13:117
2521420991715,2cyclictest2583389-21kworker/u16:0+events_unbound19:45:016
2521416991715,2cyclictest2583389-21kworker/u16:0+events_unbound20:09:055
2521416991715,2cyclictest2566959-21kworker/u16:4+events_unbound20:37:535
2521416991715,2cyclictest2566959-21kworker/u16:4+events_unbound20:25:055
2521416991715,2cyclictest2566959-21kworker/u16:4+events_unbound19:52:215
252141199170,16cyclictest3232576-21grep00:23:144
252142599168,7cyclictest0-21swapper/723:18:037
252142599168,7cyclictest0-21swapper/721:28:087
252142599168,7cyclictest0-21swapper/700:28:147
252142599167,8cyclictest0-21swapper/723:38:117
252142599166,8cyclictest0-21swapper/721:23:077
2521425991615,0cyclictest0-21swapper/720:00:437
2521425991613,2cyclictest3208718-21ssh00:13:147
2521425991613,2cyclictest1267-21snmpd22:02:017
2521425991611,4cyclictest3138885-21latency_hist23:47:517
2521416991614,2cyclictest2462663-21kworker/u16:0+flush-8:019:09:165
2521411991615,1cyclictest2931301-21kworker/u16:3+events_unbound22:29:484
2521411991615,1cyclictest2931301-21kworker/u16:3+events_unbound22:29:484
252142599157,7cyclictest0-21swapper/700:23:197
252142599156,8cyclictest0-21swapper/722:23:127
252142599156,8cyclictest0-21swapper/722:08:117
252142599156,7cyclictest0-21swapper/723:33:097
252142599156,7cyclictest0-21swapper/722:38:167
252142599155,8cyclictest0-21swapper/722:58:137
2521425991514,1cyclictest0-21swapper/723:23:327
2521425991514,0cyclictest0-21swapper/720:20:067
2521425991513,1cyclictest2748989-21latency_hist21:07:517
252142599150,14cyclictest0-21swapper/722:28:177
252142599150,14cyclictest0-21swapper/722:28:177
2521420991513,2cyclictest2566959-21kworker/u16:4+events_unbound20:44:166
2521416991513,2cyclictest2566959-21kworker/u16:4+events_unbound19:58:225
2521411991512,3cyclictest2880987-21kworker/u16:2+events_unbound22:13:054
252142599146,7cyclictest0-21swapper/723:13:067
252142599146,7cyclictest0-21swapper/722:03:017
252142599144,9cyclictest3099320-21ntpq23:28:157
2521425991413,0cyclictest0-21swapper/719:48:307
2521420991412,2cyclictest2640639-21kworker/u16:5+events_unbound20:17:146
2521416991412,2cyclictest2566959-21kworker/u16:4+events_unbound19:35:055
2521416991412,2cyclictest2553890-21kworker/u16:2+events_unbound19:19:135
252141699140,14cyclictest2747854-21strings21:03:135
2521411991413,1cyclictest0-21swapper/423:51:144
2521411991413,1cyclictest0-21swapper/423:11:024
2521411991413,1cyclictest0-21swapper/421:21:474
252141199140,7cyclictest0-21swapper/423:58:064
252141199140,1cyclictest0-21swapper/421:32:304
252141199140,1cyclictest0-21swapper/419:48:174
252141199140,14cyclictest0-21swapper/423:47:464
252141199140,14cyclictest0-21swapper/422:43:174
252142599139,3cyclictest1267-21snmpd21:36:427
252142599136,6cyclictest0-21swapper/722:43:097
252142599136,6cyclictest0-21swapper/700:18:347
252142599135,7cyclictest0-21swapper/723:50:337
252142599135,7cyclictest0-21swapper/721:53:207
252142599134,8cyclictest2777377-21grep21:18:097
2521425991310,2cyclictest2700458-21munin-run20:42:517
2521416991311,2cyclictest2253386-21kworker/u16:3+events_unbound19:15:175
2521411991312,1cyclictest0-21swapper/423:38:564
2521411991312,1cyclictest0-21swapper/421:50:194
2521411991312,1cyclictest0-21swapper/420:23:174
2521411991312,1cyclictest0-21swapper/420:19:024
2521411991312,1cyclictest0-21swapper/400:05:254
2521411991311,1cyclictest0-21swapper/422:38:054
252141199130,13cyclictest0-21swapper/421:23:314
252141199130,12cyclictest0-21swapper/423:52:584
252141199130,12cyclictest0-21swapper/423:52:584
252141199130,0cyclictest0-21swapper/423:33:444
252141199130,0cyclictest0-21swapper/422:04:304
252142599120,11cyclictest1267-21snmpd20:04:197
2521420991210,2cyclictest2501494-21kworker/u16:1+events_unbound19:16:006
2521416991210,2cyclictest2700510-21kworker/u16:1+flush-8:020:48:185
2521411991211,1cyclictest0-21swapper/423:32:004
2521411991211,1cyclictest0-21swapper/421:14:414
2521411991211,1cyclictest0-21swapper/421:08:514
2521411991211,1cyclictest0-21swapper/420:44:154
2521411991211,1cyclictest0-21swapper/420:06:164
2521411991211,1cyclictest0-21swapper/419:46:054
2521411991211,1cyclictest0-21swapper/419:35:224
2521411991211,1cyclictest0-21swapper/419:19:174
2521411991210,2cyclictest2796567-21kworker/u16:1+flush-8:021:38:074
252141199120,12cyclictest0-21swapper/420:36:034
252141199120,12cyclictest0-21swapper/420:16:594
2521411991110,1cyclictest0-21swapper/422:58:444
2521411991110,1cyclictest0-21swapper/422:22:384
2521411991110,1cyclictest0-21swapper/422:09:524
2521411991110,1cyclictest0-21swapper/420:52:274
252141199110,11cyclictest0-21swapper/419:41:404
252141199110,11cyclictest0-21swapper/419:41:404
252141199109,1cyclictest0-21swapper/423:14:304
252141199109,1cyclictest0-21swapper/421:53:474
252141199109,1cyclictest0-21swapper/421:35:584
252141199109,1cyclictest0-21swapper/420:08:194
252141199109,1cyclictest0-21swapper/419:28:164
252141199109,1cyclictest0-21swapper/419:17:044
25214119998,1cyclictest0-21swapper/421:43:044
25214119998,1cyclictest0-21swapper/420:29:364
25214119998,1cyclictest0-21swapper/400:14:154
25214119995,3cyclictest2935392-21kthreadcore22:23:094
25214119994,4cyclictest3006361-21cat22:53:074
25214119994,4cyclictest2724439-21kthreadcore20:53:104
25214119990,8cyclictest2612826-21/usr/sbin/munin19:53:184
25214119987,1cyclictest0-21swapper/420:38:064
25214119987,1cyclictest0-21swapper/419:26:044
25214119984,3cyclictest2957469-21tune2fs22:33:054
25214119983,4cyclictest3256385-21cut00:33:124
25214119983,4cyclictest3256385-21cut00:33:124
25214119983,4cyclictest3084820-21cut23:23:114
25214119983,4cyclictest3070607-21kthreadcore23:18:104
25214119983,4cyclictest3030446-21cstates23:03:024
25214119983,4cyclictest2747697-21latency21:03:124
25214119983,4cyclictest2730774-21sed20:58:054
25214119975,1cyclictest0-21swapper/422:48:034
25214119975,1cyclictest0-21swapper/419:08:124
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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