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2026-02-25 - 16:39
[ 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 Wed Feb 25, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
415230825747,7sleep50-21swapper/507:00:515
4152883995351,2cyclictest173670-21kworker/u16:1+flush-8:009:10:286
4152875995250,2cyclictest517134-21kworker/u16:0+events_unbound12:25:244
4152875994745,2cyclictest517134-21kworker/u16:0+events_unbound11:35:264
415244724737,7sleep40-21swapper/407:02:504
4152883994341,2cyclictest164102-21kworker/u16:3+events_unbound11:34:316
4152875994341,2cyclictest652744-21kworker/u16:2+events_unbound12:34:234
4152879994240,2cyclictest216798-21kworker/u16:0+events_unbound09:35:285
4152879994239,2cyclictest164102-21kworker/u16:3+events_unbound10:24:595
4152875994240,2cyclictest360064-21kworker/u16:0+events_unbound10:14:164
4152883994139,2cyclictest164102-21kworker/u16:3+events_unbound12:31:476
4152879994139,2cyclictest4133658-21kworker/u16:1+flush-8:007:10:255
4152875994138,2cyclictest216798-21kworker/u16:0+flush-8:009:35:254
41525922416,30sleep70-21swapper/707:04:547
4152875994038,2cyclictest517134-21kworker/u16:0+events_unbound12:17:524
4152883993937,2cyclictest517134-21kworker/u16:0+events_unbound11:59:036
4152883993937,2cyclictest360064-21kworker/u16:0+events_unbound10:34:086
4152883993936,2cyclictest164102-21kworker/u16:3+events_unbound10:45:036
4152879993937,2cyclictest576731-21kworker/u16:1+events_unbound12:09:115
4152879993937,2cyclictest517134-21kworker/u16:0+events_unbound11:56:405
4152875993937,2cyclictest421038-21kworker/u16:1+events_unbound11:07:004
4152875993937,2cyclictest30272-21kworker/u16:2+events_unbound07:40:264
4152886993832,5cyclictest30004-21latency_hist07:39:587
4152883993836,2cyclictest652744-21kworker/u16:2+events_unbound12:19:286
4152883993836,2cyclictest432761-21kworker/u16:4+events_unbound11:09:526
4152883993836,2cyclictest173670-21kworker/u16:1+events_unbound09:18:156
4152879993836,2cyclictest432761-21kworker/u16:4+events_unbound10:57:555
4152879993836,2cyclictest173670-21kworker/u16:1+events_unbound09:22:525
4152879993836,2cyclictest164102-21kworker/u16:3+events_unbound11:31:085
4152879993836,2cyclictest164102-21kworker/u16:3+events_unbound09:07:555
4152879993835,2cyclictest517134-21kworker/u16:0+events_unbound11:36:235
4152875993836,2cyclictest276907-21kworker/u16:2+events_unbound09:58:164
4152875993836,2cyclictest201327-21kworker/u16:2+events_unbound09:16:214
4152875993836,2cyclictest173670-21kworker/u16:1+events_unbound09:10:334
4152875993836,2cyclictest164102-21kworker/u16:3+events_unbound10:42:244
4152883993735,2cyclictest517134-21kworker/u16:0+events_unbound12:01:556
4152883993735,2cyclictest421038-21kworker/u16:1+events_unbound11:22:166
4152883993735,2cyclictest276907-21kworker/u16:2+events_unbound10:04:476
4152883993735,2cyclictest216798-21kworker/u16:0+events_unbound09:31:326
4152883993735,2cyclictest173670-21kworker/u16:1+events_unbound09:37:416
4152883993735,2cyclictest164102-21kworker/u16:3+events_unbound10:56:236
4152879993735,2cyclictest517134-21kworker/u16:0+events_unbound12:17:155
4152879993735,2cyclictest421038-21kworker/u16:1+events_unbound11:26:315
4152879993735,2cyclictest421038-21kworker/u16:1+events_unbound11:04:395
4152879993735,2cyclictest421038-21kworker/u16:1+events_unbound10:54:395
4152879993735,2cyclictest360064-21kworker/u16:0+events_unbound10:48:595
4152879993735,2cyclictest276907-21kworker/u16:2+events_unbound10:11:165
4152879993735,2cyclictest276907-21kworker/u16:2+events_unbound09:58:285
4152879993735,2cyclictest201327-21kworker/u16:2+events_unbound09:11:165
4152879993735,2cyclictest173670-21kworker/u16:1+events_unbound10:22:325
4152879993735,2cyclictest164102-21kworker/u16:3+events_unbound12:01:125
4152875993735,2cyclictest360064-21kworker/u16:0+events_unbound10:19:364
4152875993735,2cyclictest276907-21kworker/u16:2+events_unbound10:01:244
4152875993735,2cyclictest164102-21kworker/u16:3+events_unbound11:32:324
4152875993735,2cyclictest164102-21kworker/u16:3+events_unbound10:53:094
4152883993634,2cyclictest421038-21kworker/u16:1+events_unbound11:01:596
4152883993634,2cyclictest421038-21kworker/u16:1+events_unbound10:53:436
4152883993634,2cyclictest276907-21kworker/u16:2+events_unbound10:07:126
4152883993634,2cyclictest173670-21kworker/u16:1+flush-8:009:56:086
4152883993634,2cyclictest164102-21kworker/u16:3+events_unbound10:27:516
4152883993633,2cyclictest517134-21kworker/u16:0+events_unbound12:23:196
4152883993633,2cyclictest360064-21kworker/u16:0+events_unbound10:35:076
4152879993634,2cyclictest517134-21kworker/u16:0+events_unbound11:46:155
4152879993634,2cyclictest432761-21kworker/u16:4+events_unbound11:16:235
4152879993634,2cyclictest173670-21kworker/u16:1+events_unbound09:50:515
4152879993634,2cyclictest173670-21kworker/u16:1+events_unbound09:29:565
4152879993633,2cyclictest576731-21kworker/u16:1+events_unbound11:50:075
4152875993634,2cyclictest372570-21kworker/u16:2+events_unbound10:26:314
4152875993634,2cyclictest360064-21kworker/u16:0+events_unbound10:31:164
4152875993634,2cyclictest276907-21kworker/u16:2+events_unbound10:07:474
4152875993634,2cyclictest276907-21kworker/u16:2+events_unbound09:42:324
4152883993533,2cyclictest576731-21kworker/u16:1+events_unbound12:09:526
4152883993533,2cyclictest517134-21kworker/u16:0+events_unbound12:11:046
4152883993533,2cyclictest517134-21kworker/u16:0+events_unbound11:43:356
4152883993533,2cyclictest421038-21kworker/u16:1+events_unbound11:25:406
4152883993533,2cyclictest276907-21kworker/u16:2+flush-8:009:40:326
4152883993533,2cyclictest173670-21kworker/u16:1+events_unbound09:07:416
4152883993533,2cyclictest164102-21kworker/u16:3+events_unbound11:11:326
4152883993533,2cyclictest164102-21kworker/u16:3+events_unbound10:18:246
4152879993533,2cyclictest517134-21kworker/u16:0+events_unbound12:28:475
4152879993533,2cyclictest517134-21kworker/u16:0+events_unbound12:12:595
4152879993533,2cyclictest432761-21kworker/u16:4+events_unbound11:11:165
4152879993533,2cyclictest372570-21kworker/u16:2+events_unbound10:37:125
4152879993533,2cyclictest216798-21kworker/u16:0+events_unbound09:32:525
4152879993533,2cyclictest173670-21kworker/u16:1+events_unbound09:16:355
4152879993533,2cyclictest164102-21kworker/u16:3+events_unbound12:31:275
4152879993533,2cyclictest164102-21kworker/u16:3+events_unbound12:24:475
4152879993533,2cyclictest164102-21kworker/u16:3+events_unbound09:47:005
4152875993533,2cyclictest576731-21kworker/u16:1+events_unbound12:10:524
4152875993533,2cyclictest517134-21kworker/u16:0+events_unbound11:51:314
4152875993533,2cyclictest360064-21kworker/u16:0+events_unbound10:24:334
4152875993533,2cyclictest276907-21kworker/u16:2+events_unbound09:53:474
4152875993533,2cyclictest164102-21kworker/u16:3+events_unbound11:57:154
4152875993533,2cyclictest164102-21kworker/u16:3+events_unbound11:41:004
4152875993533,2cyclictest164102-21kworker/u16:3+events_unbound09:33:314
4152886993428,5cyclictest576697-21latency_hist11:44:587
4152886993427,5cyclictest650-21systemd-journal08:39:587
4152883993432,2cyclictest551641-21kworker/u16:2+events_unbound11:38:086
4152883993432,2cyclictest4175665-21kworker/u16:3+events_unbound07:45:016
4152883993432,2cyclictest276907-21kworker/u16:2+events_unbound09:53:316
4152883993432,2cyclictest216798-21kworker/u16:0+events_unbound09:26:006
4152883993432,2cyclictest173670-21kworker/u16:1+events_unbound10:10:086
4152883993432,2cyclictest164102-21kworker/u16:3+events_unbound09:47:086
4152883993432,2cyclictest164102-21kworker/u16:3+events_unbound09:22:316
4152879993432,2cyclictest421038-21kworker/u16:1+events_unbound11:21:005
4152879993432,2cyclictest360064-21kworker/u16:0+events_unbound10:17:435
4152879993432,2cyclictest164102-21kworker/u16:3+flush-8:010:40:475
4152879993432,2cyclictest164102-21kworker/u16:3+events_unbound11:42:115
4152879993431,2cyclictest4133658-21kworker/u16:1+events_unbound08:20:005
4152875993432,2cyclictest432761-21kworker/u16:4+events_unbound10:57:084
4152875993432,2cyclictest432761-21kworker/u16:4+events_unbound10:47:124
4152875993432,2cyclictest421038-21kworker/u16:1+events_unbound11:24:084
4152875993432,2cyclictest421038-21kworker/u16:1+events_unbound11:16:364
4152875993432,2cyclictest201327-21kworker/u16:2+events_unbound09:09:174
4152875993432,2cyclictest173670-21kworker/u16:1+events_unbound09:27:374
4152875993432,2cyclictest173670-21kworker/u16:1+events_unbound09:23:394
4152875993431,2cyclictest164102-21kworker/u16:3+events_unbound12:00:004
4152886993331,1cyclictest563897-21ssh11:38:287
4152883993331,2cyclictest652744-21kworker/u16:2+events_unbound12:27:236
4152883993331,2cyclictest576731-21kworker/u16:1+events_unbound11:51:166
4152883993331,2cyclictest360064-21kworker/u16:0+events_unbound10:44:246
4152883993331,2cyclictest164102-21kworker/u16:3+events_unbound11:46:486
4152879993331,2cyclictest164102-21kworker/u16:3+events_unbound10:06:525
4152879993330,2cyclictest4099659-21kworker/u16:0+events_unbound07:19:595
4152875993331,2cyclictest517134-21kworker/u16:0+events_unbound12:21:084
4152875993331,2cyclictest517134-21kworker/u16:0+events_unbound11:48:594
4152875993331,2cyclictest164102-21kworker/u16:3+events_unbound11:12:404
4152883993230,2cyclictest360064-21kworker/u16:0+events_unbound10:22:116
4152879993230,2cyclictest432761-21kworker/u16:4+events_unbound11:09:035
4152879993230,2cyclictest360064-21kworker/u16:0+events_unbound10:33:565
4152879993230,2cyclictest276907-21kworker/u16:2+events_unbound10:02:175
4152875993230,2cyclictest421038-21kworker/u16:1+events_unbound11:27:044
4152875993230,2cyclictest360064-21kworker/u16:0+events_unbound10:39:154
415228723221,8sleep60-21swapper/607:00:366
4152883993129,2cyclictest432761-21kworker/u16:4+events_unbound11:16:296
4152883993129,2cyclictest154107-21kworker/u16:2+events_unbound08:45:016
4152879993129,2cyclictest276907-21kworker/u16:2+events_unbound09:40:475
4152875993129,2cyclictest517134-21kworker/u16:0+events_unbound12:06:564
415288699300,29cyclictest660537-21latency_hist12:19:587
4152883993028,2cyclictest4133658-21kworker/u16:1+events_unbound07:20:286
4152883993028,2cyclictest164102-21kworker/u16:3+events_unbound08:50:226
4152875993028,2cyclictest164102-21kworker/u16:3+events_unbound09:47:394
4152886992923,5cyclictest696458-21latency_hist12:34:587
4152875992927,2cyclictest421038-21kworker/u16:1+events_unbound11:01:474
4152886992827,0cyclictest0-21swapper/710:55:597
4152886992827,0cyclictest0-21swapper/710:30:007
4152886992823,4cyclictest324498-21latency_hist09:59:587
4152883992826,2cyclictest4133658-21kworker/u16:1+flush-8:007:10:196
4152883992826,2cyclictest173670-21kworker/u16:1+events_unbound09:01:406
4152879992825,2cyclictest4133658-21kworker/u16:1+flush-8:008:15:085
4152879992825,2cyclictest4133658-21kworker/u16:1+events_unbound07:35:015
4152875992826,2cyclictest4175665-21kworker/u16:3+flush-8:007:55:234
4152883992725,2cyclictest4133658-21kworker/u16:1+flush-8:008:15:226
4152879992724,2cyclictest4133658-21kworker/u16:1+events_unbound08:10:005
4152875992725,2cyclictest4133658-21kworker/u16:1+events_unbound08:05:404
3362912270,1chrt336289-21ssh10:04:347
4152886992624,1cyclictest228737-21ssh09:20:007
4152883992624,2cyclictest87759-21kworker/u16:0+events_unbound08:56:006
4152879992624,2cyclictest4133658-21kworker/u16:1+events_unbound07:46:415
4152879992624,2cyclictest4099659-21kworker/u16:0+events_unbound07:17:405
4152879992624,2cyclictest173670-21kworker/u16:1+events_unbound09:01:325
4152875992624,2cyclictest4175665-21kworker/u16:3+flush-8:008:25:204
4152886992524,0cyclictest0-21swapper/709:40:007
4152883992523,2cyclictest4099659-21kworker/u16:0+flush-8:007:30:406
4152879992523,2cyclictest4133658-21kworker/u16:1+events_unbound08:26:215
4152879992523,2cyclictest164102-21kworker/u16:3+events_unbound08:52:095
4152886992423,0cyclictest0-21swapper/707:30:287
4152883992422,2cyclictest4133658-21kworker/u16:1+flush-8:008:11:006
4152883992422,2cyclictest30272-21kworker/u16:2+events_unbound07:50:126
4152879992422,2cyclictest87759-21kworker/u16:0+events_unbound08:40:005
4152879992422,2cyclictest4133658-21kworker/u16:1+events_unbound08:06:415
4152886992323,0cyclictest0-21swapper/712:25:267
4152886992321,1cyclictest192413-21diskmemload10:49:237
4152886992318,4cyclictest528687-21latency_hist11:24:587
4152879992321,2cyclictest4133658-21kworker/u16:1+events_unbound08:00:415
4152879992321,2cyclictest4099659-21kworker/u16:0+events_unbound07:25:395
4152875992321,2cyclictest4175665-21kworker/u16:3+events_unbound08:13:084
4152875992321,2cyclictest4133658-21kworker/u16:1+events_unbound07:50:264
4152886992221,1cyclictest192413-21diskmemload11:02:567
4152886992217,4cyclictest216375-21latency_hist09:14:587
4152883992220,2cyclictest4175665-21kworker/u16:3+flush-8:008:04:536
4152883992220,2cyclictest30272-21kworker/u16:2+flush-8:007:40:406
4152879992220,2cyclictest87759-21kworker/u16:0+flush-8:008:35:095
4152875992220,2cyclictest87759-21kworker/u16:0+events_unbound08:36:084
4152875992220,2cyclictest154107-21kworker/u16:2+events_unbound08:46:174
4152886992120,0cyclictest0-21swapper/708:40:287
4152886992115,5cyclictest516666-21latency_hist11:19:587
4152883992119,2cyclictest4175665-21kworker/u16:3+events_unbound08:29:096
4152883992119,2cyclictest4133658-21kworker/u16:1+events_unbound07:28:096
4152879992119,2cyclictest4133658-21kworker/u16:1+events_unbound07:08:445
4152875992119,2cyclictest4133658-21kworker/u16:1+events_unbound07:28:444
4152875992119,2cyclictest4133658-21kworker/u16:1+events_unbound07:10:264
4152875992119,2cyclictest4133658-21kworker/u16:1+events_unbound07:06:414
4152886992020,0cyclictest0-21swapper/711:54:577
4152886992020,0cyclictest0-21swapper/711:45:597
415288699200,19cyclictest671763-21ssh12:23:367
415288699200,19cyclictest348243-21ssh10:09:277
4152883992018,2cyclictest87759-21kworker/u16:0+events_unbound08:39:396
4152883992018,2cyclictest4133658-21kworker/u16:1+events_unbound07:09:086
4152879992018,2cyclictest4175665-21kworker/u16:3+events_unbound08:32:175
4152879992018,2cyclictest4133658-21kworker/u16:1+events_unbound07:52:395
4152879992018,2cyclictest173670-21kworker/u16:1+events_unbound08:55:485
4152875992018,2cyclictest4175665-21kworker/u16:3+events_unbound08:31:034
4152886991918,1cyclictest192413-21diskmemload11:56:237
4152886991917,2cyclictest192413-21diskmemload11:10:377
415288699190,17cyclictest0-21swapper/707:25:227
4152879991917,2cyclictest87759-21kworker/u16:0+events_unbound08:47:365
4152875991917,2cyclictest87759-21kworker/u16:0+events_unbound08:55:404
4152875991917,2cyclictest4133658-21kworker/u16:1+events_unbound08:44:404
4152875991917,2cyclictest4133658-21kworker/u16:1+events_unbound08:01:404
4152875991917,2cyclictest4133658-21kworker/u16:1+events_unbound07:23:414
4152875991917,2cyclictest164102-21kworker/u16:3+events_unbound08:50:144
4152886991818,0cyclictest0-21swapper/712:09:487
4152886991818,0cyclictest0-21swapper/712:00:257
4152886991818,0cyclictest0-21swapper/710:44:557
4152886991817,0cyclictest0-21swapper/708:55:297
4152886991814,3cyclictest1267-21snmpd07:16:137
4152883991816,2cyclictest87759-21kworker/u16:0+events_unbound08:30:206
4152883991816,2cyclictest4175665-21kworker/u16:3+flush-8:007:55:216
4152883991816,2cyclictest4175665-21kworker/u16:3+events_unbound08:21:406
4152883991816,2cyclictest4133658-21kworker/u16:1+events_unbound08:08:446
4152883991816,2cyclictest154107-21kworker/u16:2+events_unbound08:44:166
4152879991816,2cyclictest4133658-21kworker/u16:1+events_unbound07:44:165
4152879991816,2cyclictest30272-21kworker/u16:2+events_unbound07:58:155
4152875991815,2cyclictest4133658-21kworker/u16:1+events_unbound07:15:094
4152886991714,2cyclictest192413-21diskmemload12:10:487
415288699170,16cyclictest381409-21ssh10:20:217
415287999170,2cyclictest11613-21cat07:30:105
4152875991715,2cyclictest4175665-21kworker/u16:3+events_unbound07:46:064
4152886991616,0cyclictest0-21swapper/709:08:407
4152886991615,1cyclictest192413-21diskmemload11:06:527
4152875991614,2cyclictest4133658-21kworker/u16:1+events_unbound08:24:164
4152875991614,2cyclictest4133658-21kworker/u16:1+events_unbound07:32:394
415288699159,5cyclictest49153-21turbostat07:49:587
415288699157,7cyclictest0-21swapper/710:25:217
415288699157,7cyclictest0-21swapper/709:25:157
4152886991515,0cyclictest0-21swapper/710:36:487
4152886991515,0cyclictest0-21swapper/709:39:097
4152886991512,2cyclictest5747-21gnome-shell10:53:087
4152883991513,2cyclictest4133658-21kworker/u16:1+flush-8:007:15:336
4152875991513,2cyclictest87759-21kworker/u16:0+events_unbound09:04:204
415288699147,6cyclictest0-21swapper/710:10:177
415288699146,7cyclictest0-21swapper/711:25:177
415288699146,7cyclictest0-21swapper/710:15:157
415288699146,7cyclictest0-21swapper/709:15:167
415288699145,8cyclictest0-21swapper/709:52:197
4152886991410,3cyclictest1267-21snmpd07:14:137
4152883991412,2cyclictest4133658-21kworker/u16:1+events_unbound07:37:406
415288699139,3cyclictest172434-21ps08:50:257
415288699136,6cyclictest0-21swapper/711:31:177
415288699136,6cyclictest0-21swapper/709:32:037
415288699134,8cyclictest0-21swapper/709:45:277
415288699130,1cyclictest0-21swapper/708:45:217
4152875991311,2cyclictest4133658-21kworker/u16:1+events_unbound08:19:564
415288699129,2cyclictest1267-21snmpd07:22:137
415288699128,3cyclictest1267-21snmpd07:07:557
415288699127,4cyclictest105757-21switchtime08:15:267
415288699125,6cyclictest0-21swapper/708:34:107
415288699121,10cyclictest124634-21ntpq08:25:217
4152886991211,0cyclictest0-21swapper/707:50:157
415288699120,4cyclictest60670-21cat07:55:167
415288699120,3cyclictest38638-21ntp_offset07:40:247
415288699117,4cyclictest6184-21gvfs-afc-volume08:00:157
415288699117,3cyclictest1267-21snmpd09:01:217
415288699110,10cyclictest116078-21cat08:24:587
415287599119,2cyclictest4133658-21kworker/u16:1+flush-8:007:35:144
415288699100,9cyclictest0-21swapper/708:05:227
41528869993,5cyclictest94050-21tr08:10:187
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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