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2026-02-24 - 08:07
[ 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 Tue Feb 24, 2026 00:43:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7169662940,1sleep7716968-21sh00:02:327
54721996461,2cyclictest431829-21kworker/u16:1+events_unbound22:25:305
5433926250,8sleep50-21swapper/519:03:575
5435625242,7sleep40-21swapper/419:04:124
463062493,36sleep70-21swapper/719:00:227
54721994542,2cyclictest730344-21kworker/u16:4+flush-8:000:25:045
54726994442,2cyclictest309732-21kworker/u16:0+flush-8:021:25:046
54726994442,2cyclictest309732-21kworker/u16:0+flush-8:021:25:046
54719994341,2cyclictest248821-21kworker/u16:0+flush-8:020:45:044
54721994240,2cyclictest584618-21kworker/u16:0+events_unbound23:38:185
54721994240,2cyclictest3273460-21kworker/u16:0+flush-8:020:10:305
54719994139,2cyclictest694410-21kworker/u16:1+events_unbound00:12:224
54719994139,2cyclictest584618-21kworker/u16:0+events_unbound23:45:064
54719994139,2cyclictest259679-21kworker/u16:3+events_unbound21:00:044
54721994038,2cyclictest616376-21kworker/u16:2+events_unbound23:27:025
54719994038,2cyclictest616376-21kworker/u16:2+events_unbound23:33:294
5428224030,7sleep60-21swapper/619:03:096
54721993937,2cyclictest248821-21kworker/u16:0+events_unbound20:50:045
54719993937,2cyclictest694410-21kworker/u16:1+events_unbound00:02:344
54719993937,2cyclictest489348-21kworker/u16:3+events_unbound22:37:534
54719993937,2cyclictest381337-21kworker/u16:2+events_unbound21:56:464
54719993937,2cyclictest309732-21kworker/u16:0+events_unbound21:14:024
54721993836,2cyclictest584618-21kworker/u16:0+events_unbound23:45:045
54721993836,2cyclictest381337-21kworker/u16:2+flush-8:022:20:415
54719993837,1cyclictest309732-21kworker/u16:0+events_unbound21:53:454
54719993836,2cyclictest695682-21kworker/u16:2+events_unbound23:57:054
54719993836,2cyclictest489348-21kworker/u16:3+events_unbound22:52:504
54719993836,2cyclictest381337-21kworker/u16:2+events_unbound22:22:504
54719993836,2cyclictest381337-21kworker/u16:2+events_unbound21:41:304
54719993836,2cyclictest335982-21kworker/u16:1+events_unbound21:36:544
54719993836,2cyclictest309732-21kworker/u16:0+events_unbound22:17:064
54719993836,2cyclictest309732-21kworker/u16:0+events_unbound21:33:544
54719993836,2cyclictest309732-21kworker/u16:0+events_unbound21:24:104
54719993836,2cyclictest309732-21kworker/u16:0+events_unbound21:24:104
54719993836,2cyclictest2665121-21kworker/u16:1+flush-8:019:05:334
54719993836,2cyclictest259679-21kworker/u16:3+events_unbound21:27:064
54721993735,2cyclictest489348-21kworker/u16:3+events_unbound23:05:325
54721993735,2cyclictest489348-21kworker/u16:3+events_unbound22:37:235
54721993735,2cyclictest406610-21kworker/u16:5+events_unbound21:55:035
54721993735,2cyclictest309732-21kworker/u16:0+events_unbound21:19:035
54719993735,2cyclictest584618-21kworker/u16:0+events_unbound23:37:504
54719993735,2cyclictest584618-21kworker/u16:0+events_unbound23:28:224
54719993735,2cyclictest527051-21kworker/u16:1+events_unbound22:56:504
54719993735,2cyclictest500817-21kworker/u16:6+events_unbound22:42:384
54719993735,2cyclictest500817-21kworker/u16:6+events_unbound22:42:384
54719993735,2cyclictest381337-21kworker/u16:2+flush-8:022:10:454
54719993735,2cyclictest278645-21kworker/u16:1+events_unbound21:06:154
54719993735,2cyclictest192088-21kworker/u16:2+events_unbound21:17:184
54726993633,2cyclictest527051-21kworker/u16:1+events_unbound23:10:216
54721993634,2cyclictest730344-21kworker/u16:4+events_unbound00:17:255
54721993634,2cyclictest670679-21kworker/u16:4+events_unbound23:53:345
54721993634,2cyclictest500817-21kworker/u16:6+events_unbound22:32:305
54721993634,2cyclictest335983-21kworker/u16:4+events_unbound21:48:555
54719993634,2cyclictest584618-21kworker/u16:0+events_unbound23:14:144
54719993634,2cyclictest527051-21kworker/u16:1+events_unbound23:19:424
54719993634,2cyclictest527051-21kworker/u16:1+events_unbound23:09:224
54719993634,2cyclictest500817-21kworker/u16:6+events_unbound22:34:314
54726993533,2cyclictest3273460-21kworker/u16:0+flush-8:019:09:596
54726993531,3cyclictest489348-21kworker/u16:3+flush-8:022:45:256
54721993533,2cyclictest779945-21kworker/u16:0+events_unbound00:34:295
54721993533,2cyclictest694410-21kworker/u16:1+events_unbound00:26:265
54721993533,2cyclictest616376-21kworker/u16:2+events_unbound23:31:535
54721993533,2cyclictest500817-21kworker/u16:6+events_unbound22:49:385
54721993533,2cyclictest309732-21kworker/u16:0+events_unbound22:17:145
54721993533,2cyclictest309732-21kworker/u16:0+events_unbound21:13:115
54719993533,2cyclictest779945-21kworker/u16:0+events_unbound00:34:504
54719993533,2cyclictest694410-21kworker/u16:1+events_unbound00:22:024
54719993533,2cyclictest616376-21kworker/u16:2+events_unbound23:23:464
54719993533,2cyclictest489348-21kworker/u16:3+events_unbound23:54:214
54719993533,2cyclictest309732-21kworker/u16:0+events_unbound22:26:384
54726993431,3cyclictest309732-21kworker/u16:0+flush-8:021:30:046
54721993432,2cyclictest694410-21kworker/u16:1+events_unbound00:04:295
54721993432,2cyclictest527051-21kworker/u16:1+events_unbound23:19:505
54721993432,2cyclictest431829-21kworker/u16:1+events_unbound22:11:305
54721993432,2cyclictest431829-21kworker/u16:1+events_unbound22:06:465
54721993432,2cyclictest431829-21kworker/u16:1+events_unbound22:06:465
54721993432,2cyclictest335982-21kworker/u16:1+events_unbound21:39:345
54721993432,2cyclictest309732-21kworker/u16:0+events_unbound21:21:185
54721993432,2cyclictest309732-21kworker/u16:0+events_unbound21:21:185
54719993432,2cyclictest489348-21kworker/u16:3+events_unbound00:27:334
54719993432,2cyclictest381337-21kworker/u16:2+flush-8:022:05:424
54719993432,2cyclictest381337-21kworker/u16:2+flush-8:022:05:424
54719993432,2cyclictest381337-21kworker/u16:2+events_unbound22:01:224
54719993432,2cyclictest381337-21kworker/u16:2+events_unbound22:01:224
54719993432,2cyclictest335983-21kworker/u16:4+events_unbound21:46:504
54726993331,2cyclictest489348-21kworker/u16:3+flush-8:023:54:596
54726993331,2cyclictest335982-21kworker/u16:1+flush-8:021:39:596
54721993331,2cyclictest616376-21kworker/u16:2+events_unbound23:24:495
54721993331,2cyclictest489348-21kworker/u16:3+events_unbound23:46:135
54721993331,2cyclictest489348-21kworker/u16:3+events_unbound23:03:385
54721993331,2cyclictest489348-21kworker/u16:3+events_unbound22:53:545
54721993331,2cyclictest381337-21kworker/u16:2+events_unbound22:03:215
54721993331,2cyclictest381337-21kworker/u16:2+events_unbound22:03:215
54721993331,2cyclictest335982-21kworker/u16:1+events_unbound21:34:185
54721993331,2cyclictest259679-21kworker/u16:3+events_unbound21:28:015
54719993331,2cyclictest694410-21kworker/u16:1+events_unbound00:16:464
54719993331,2cyclictest694410-21kworker/u16:1+events_unbound00:08:294
54719993331,2cyclictest616376-21kworker/u16:2+events_unbound23:42:224
54719993331,2cyclictest500817-21kworker/u16:6+events_unbound22:48:264
54726993230,2cyclictest616376-21kworker/u16:2+flush-8:023:34:596
54721993230,2cyclictest527051-21kworker/u16:1+events_unbound23:12:185
54721993230,2cyclictest527051-21kworker/u16:1+events_unbound22:59:505
54721993230,2cyclictest381337-21kworker/u16:2+events_unbound21:58:555
54719993230,2cyclictest3273460-21kworker/u16:0+events_unbound20:10:244
54730993130,0cyclictest0-21swapper/721:30:387
54730993129,1cyclictest526326-21ssh22:43:317
54730993129,1cyclictest526326-21ssh22:43:317
54730993127,0cyclictest0-21swapper/723:30:117
54721993129,2cyclictest309732-21kworker/u16:0+events_unbound22:43:095
54721993129,2cyclictest309732-21kworker/u16:0+events_unbound22:43:095
54721993028,2cyclictest695682-21kworker/u16:2+events_unbound00:08:065
54721993028,2cyclictest694410-21kworker/u16:1+flush-8:000:10:455
54721993028,2cyclictest278645-21kworker/u16:1+events_unbound21:05:545
54719993028,2cyclictest527051-21kworker/u16:1+events_unbound23:00:464
54730992927,1cyclictest405210-21ssh21:50:407
54721992927,2cyclictest695682-21kworker/u16:2+events_unbound23:56:115
54721992927,2cyclictest335983-21kworker/u16:4+events_unbound21:44:025
54721992927,2cyclictest3273460-21kworker/u16:0+flush-8:019:49:595
54730992827,0cyclictest0-21swapper/721:06:097
54730992727,0cyclictest0-21swapper/722:05:397
54730992727,0cyclictest0-21swapper/722:05:397
5473099270,26cyclictest431416-21latency_hist22:05:047
5473099270,26cyclictest431416-21latency_hist22:05:047
54726992725,2cyclictest309732-21kworker/u16:0+flush-8:022:30:356
5373132270,1chrt537312-21ssh22:46:427
54730992624,1cyclictest345560-21ssh21:25:447
54730992623,2cyclictest3442935-21containerd23:45:227
54726992624,2cyclictest3273460-21kworker/u16:0+events_unbound19:20:286
54726992623,2cyclictest248821-21kworker/u16:0+flush-8:020:55:356
54730992519,5cyclictest240207-21latency_hist20:40:047
54726992523,2cyclictest173234-21kworker/u16:5+events_unbound20:05:346
54726992522,3cyclictest259679-21kworker/u16:3+flush-8:021:10:046
54721992523,2cyclictest44987-21kworker/u16:2+flush-8:019:20:305
54721992522,2cyclictest96774-21kworker/u16:3+events_unbound19:50:065
54719992523,2cyclictest44987-21kworker/u16:2+events_unbound19:16:104
54730992423,0cyclictest0-21swapper/720:18:017
54730992423,0cyclictest0-21swapper/719:48:217
54726992422,2cyclictest489348-21kworker/u16:3+events_unbound00:10:276
54726992422,2cyclictest381337-21kworker/u16:2+flush-8:022:09:596
54726992422,2cyclictest381337-21kworker/u16:2+flush-8:022:09:596
54721992422,2cyclictest3273460-21kworker/u16:0+flush-8:020:10:045
54719992422,2cyclictest3273460-21kworker/u16:0+events_unbound20:07:344
54730992323,0cyclictest0-21swapper/721:44:107
54730992323,0cyclictest0-21swapper/700:30:477
54730992322,1cyclictest288052-21diskmemload23:35:477
54730992322,0cyclictest0-21swapper/722:50:397
54719992321,2cyclictest173234-21kworker/u16:5+flush-8:020:20:304
54719992320,2cyclictest192088-21kworker/u16:2+events_unbound21:00:144
54730992222,0cyclictest0-21swapper/722:35:167
54730992220,1cyclictest467708-21ssh22:20:157
54726992220,2cyclictest431829-21kworker/u16:1+events_unbound22:10:236
54726992220,2cyclictest309732-21kworker/u16:0+flush-8:022:00:346
54726992220,2cyclictest309732-21kworker/u16:0+flush-8:022:00:346
54721992218,3cyclictest154151-21kworker/u16:1+flush-8:020:35:215
54730992120,0cyclictest0-21swapper/721:36:037
54726992119,2cyclictest335983-21kworker/u16:4+flush-8:021:45:336
54726992119,2cyclictest192088-21kworker/u16:2+flush-8:020:45:356
54721992119,2cyclictest44987-21kworker/u16:2+events_unbound20:00:065
54721992118,2cyclictest248821-21kworker/u16:0+events_unbound20:55:055
54719992118,2cyclictest96774-21kworker/u16:3+flush-8:019:45:054
3064082210,1chrt306406-21ssh21:10:257
54730992019,0cyclictest0-21swapper/720:00:007
54730992019,0cyclictest0-21swapper/720:00:007
54730992019,0cyclictest0-21swapper/719:44:407
54730992019,0cyclictest0-21swapper/719:31:407
54730991918,0cyclictest0-21swapper/719:25:097
54730991918,0cyclictest0-21swapper/719:06:027
54726991917,2cyclictest695682-21kworker/u16:2+events_unbound00:05:186
54726991917,2cyclictest527093-21kworker/u16:2+flush-8:023:00:236
54726991917,2cyclictest489348-21kworker/u16:3+events_unbound22:40:296
54726991917,2cyclictest489348-21kworker/u16:3+events_unbound22:40:296
54721991916,2cyclictest173234-21kworker/u16:5+events_unbound20:30:145
54719991917,2cyclictest96774-21kworker/u16:3+events_unbound19:29:154
54719991917,2cyclictest2665121-21kworker/u16:1+events_unbound19:12:154
54719991917,2cyclictest2665121-21kworker/u16:1+events_unbound19:12:154
54719991917,2cyclictest173234-21kworker/u16:5+events_unbound20:28:264
54719991914,4cyclictest192755-21munin-node20:15:164
54730991818,0cyclictest0-21swapper/723:11:067
54730991818,0cyclictest0-21swapper/720:10:437
54730991817,0cyclictest0-21swapper/720:47:417
54730991817,0cyclictest0-21swapper/720:44:007
54726991816,2cyclictest527051-21kworker/u16:1+flush-8:022:55:346
54721991816,2cyclictest96774-21kworker/u16:3+events_unbound19:55:295
54721991816,2cyclictest96774-21kworker/u16:3+events_unbound19:55:295
54721991816,2cyclictest96774-21kworker/u16:3+events_unbound19:43:145
54721991816,2cyclictest173234-21kworker/u16:5+events_unbound20:27:145
54719991816,2cyclictest44987-21kworker/u16:2+events_unbound19:59:154
54719991816,2cyclictest44987-21kworker/u16:2+events_unbound19:59:154
54719991816,2cyclictest3273460-21kworker/u16:0+events_unbound19:35:194
54730991716,0cyclictest0-21swapper/719:11:057
54730991716,0cyclictest0-21swapper/719:11:057
54726991715,2cyclictest694410-21kworker/u16:1+flush-8:000:15:196
54726991714,2cyclictest309732-21kworker/u16:0+flush-8:022:35:306
54721991715,2cyclictest192088-21kworker/u16:2+events_unbound21:00:355
54721991715,2cyclictest192088-21kworker/u16:2+events_unbound20:51:345
54719991715,2cyclictest154151-21kworker/u16:1+events_unbound20:36:154
5473099167,8cyclictest0-21swapper/700:05:287
5473099166,8cyclictest0-21swapper/723:25:197
54730991616,0cyclictest0-21swapper/721:47:117
54730991613,2cyclictest0-21swapper/720:55:057
54730991611,4cyclictest455270-21latency_hist22:15:047
54726991614,2cyclictest527051-21kworker/u16:1+flush-8:023:05:256
54726991614,2cyclictest309732-21kworker/u16:0+flush-8:021:55:296
54721991613,2cyclictest173234-21kworker/u16:5+flush-8:020:40:145
54719991613,2cyclictest44987-21kworker/u16:2+flush-8:020:00:224
5473099159,5cyclictest754144-21latency_hist00:20:047
5473099159,5cyclictest491086-21latency_hist22:30:047
5473099158,6cyclictest0-21swapper/723:15:297
5473099157,7cyclictest0-21swapper/723:05:247
54730991514,0cyclictest0-21swapper/723:55:087
54730991514,0cyclictest0-21swapper/719:15:447
54726991514,1cyclictest616376-21kworker/u16:2+events_unbound23:40:176
54726991513,2cyclictest96774-21kworker/u16:3+flush-8:019:55:306
54726991513,2cyclictest96774-21kworker/u16:3+flush-8:019:55:306
54726991513,2cyclictest730344-21kworker/u16:4+flush-8:000:25:246
54719991513,2cyclictest3273460-21kworker/u16:0+events_unbound19:54:264
5473099146,7cyclictest0-21swapper/722:55:307
5473099146,7cyclictest0-21swapper/700:10:257
5473099145,8cyclictest0-21swapper/722:30:197
5473099145,8cyclictest0-21swapper/722:16:337
5473099145,8cyclictest0-21swapper/720:02:527
5473099145,8cyclictest0-21swapper/700:20:277
5473099145,7cyclictest0-21swapper/700:25:267
54730991413,0cyclictest0-21swapper/723:20:117
54730991411,2cyclictest574728-21ssh23:04:337
54730991411,2cyclictest0-21swapper/720:30:047
5473099140,1cyclictest0-21swapper/720:20:277
5473099140,13cyclictest1267-21snmpd21:15:387
54726991413,1cyclictest0-21swapper/623:29:206
54726991413,1cyclictest0-21swapper/623:21:566
54726991412,2cyclictest489348-21kworker/u16:3+flush-8:000:30:246
54726991411,2cyclictest381337-21kworker/u16:2+flush-8:021:50:246
5472699140,1cyclictest0-21swapper/622:52:466
5472699140,1cyclictest0-21swapper/622:16:116
5472699140,14cyclictest0-21swapper/623:37:136
5472699140,14cyclictest0-21swapper/619:15:226
54721991412,2cyclictest2665121-21kworker/u16:1+flush-8:019:10:315
54721991412,2cyclictest2665121-21kworker/u16:1+flush-8:019:10:315
54721991412,2cyclictest2665121-21kworker/u16:1+events_unbound19:15:275
54721991411,2cyclictest205846-21kthreadcore20:20:235
54719991412,2cyclictest192088-21kworker/u16:2+events_unbound20:45:324
5473099139,3cyclictest1267-21snmpd20:27:527
5473099136,6cyclictest0-21swapper/723:40:167
5473099136,6cyclictest0-21swapper/721:20:227
5473099136,6cyclictest0-21swapper/721:20:227
5473099135,7cyclictest0-21swapper/721:55:237
5473099130,12cyclictest3442929-21containerd23:50:287
54726991312,1cyclictest0-21swapper/619:37:166
54726991311,2cyclictest489348-21kworker/u16:3+events_unbound23:45:166
54726991311,2cyclictest173234-21kworker/u16:5+events_unbound20:40:186
54726991311,2cyclictest154151-21kworker/u16:1+flush-8:020:25:256
5472699130,13cyclictest0-21swapper/623:18:186
5472699130,13cyclictest0-21swapper/621:18:016
5472699130,0cyclictest0-21swapper/621:42:276
54721991311,2cyclictest3273460-21kworker/u16:0+events_unbound19:36:195
5471999138,4cyclictest260732-21sed20:50:204
54719991311,2cyclictest44987-21kworker/u16:2+events_unbound19:24:304
54719991310,2cyclictest3273460-21kworker/u16:0+events_unbound19:30:184
5473099128,3cyclictest1267-21snmpd21:01:177
5472699129,2cyclictest489348-21kworker/u16:3+events_unbound23:55:046
5472699129,2cyclictest0-21swapper/620:30:206
54726991211,1cyclictest0-21swapper/622:27:046
54726991211,1cyclictest0-21swapper/621:12:396
54726991211,1cyclictest0-21swapper/620:15:076
54726991211,1cyclictest0-21swapper/619:31:086
54726991211,1cyclictest0-21swapper/600:23:446
54726991210,2cyclictest2665121-21kworker/u16:1+flush-8:019:10:196
54726991210,2cyclictest2665121-21kworker/u16:1+flush-8:019:10:196
54726991210,2cyclictest154151-21kworker/u16:1+flush-8:020:10:306
5472699120,12cyclictest0-21swapper/619:25:086
54721991210,2cyclictest3273460-21kworker/u16:0+events_unbound19:06:145
5473099118,2cyclictest6053-21gmain20:05:177
5473099118,2cyclictest0-21swapper/719:40:057
54730991110,0cyclictest0-21swapper/719:50:287
5473099110,4cyclictest95886-21ls19:20:327
5473099110,2cyclictest0-21swapper/720:50:187
5472699119,2cyclictest96774-21kworker/u16:3+events_unbound19:40:246
5472699119,2cyclictest3273460-21kworker/u16:0+events_unbound19:50:266
54726991110,1cyclictest0-21swapper/621:03:506
54726991110,1cyclictest0-21swapper/620:50:446
54726991110,1cyclictest0-21swapper/619:45:196
5472699110,0cyclictest0-21swapper/620:39:046
5472199119,2cyclictest3273460-21kworker/u16:0+events_unbound19:27:515
5472199119,2cyclictest192088-21kworker/u16:2+flush-8:020:15:305
54719991110,1cyclictest0-21swapper/420:32:044
5472699109,1cyclictest0-21swapper/622:23:266
5471999109,1cyclictest0-21swapper/419:40:414
547269997,2cyclictest3273460-21kworker/u16:0+events_unbound20:00:286
547269996,3cyclictest335982-21kworker/u16:1+flush-8:021:30:296
547219998,1cyclictest0-21swapper/519:31:145
547269987,1cyclictest0-21swapper/600:00:306
547269974,2cyclictest203174-21irqcore20:20:216
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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