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2026-02-20 - 15:30
[ 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 Fri Feb 20, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
179225825933,7sleep50-21swapper/507:00:295
180113825745,8sleep60-21swapper/607:01:596
180130525241,8sleep40-21swapper/407:04:214
1801670995144,5cyclictest650-21systemd-journal09:40:187
1801664994844,3cyclictest2297225-21kworker/u16:0+flush-8:011:00:185
1801664994339,3cyclictest2140989-21kworker/u16:0+flush-8:010:30:185
18010722403,31sleep70-21swapper/707:01:037
1801670993731,5cyclictest1986826-21latency_hist08:40:187
1801665993735,2cyclictest1939169-21kworker/u16:4+events_unbound09:35:316
1801670993631,4cyclictest1900845-21latency_hist07:55:187
1801665993634,2cyclictest1853116-21kworker/u16:1+events_unbound08:15:436
1801670993530,4cyclictest2093021-21packagekitd09:27:397
1801664993432,2cyclictest2371543-21kworker/u16:4+events_unbound11:35:405
1801665993331,2cyclictest2479892-21kworker/u16:2+events_unbound12:10:316
1801665993331,2cyclictest2297225-21kworker/u16:0+flush-8:011:00:436
1801665993331,2cyclictest2239352-21kworker/u16:1+events_unbound10:40:316
1801665993331,2cyclictest2153872-21kworker/u16:2+flush-8:011:45:136
1801665993331,2cyclictest2093150-21kworker/u16:6+events_unbound09:45:316
1801665993331,2cyclictest1853116-21kworker/u16:1+events_unbound08:10:406
1801664993229,2cyclictest2093150-21kworker/u16:6+flush-8:009:27:445
1801656993230,2cyclictest1910105-21kworker/u16:2+events_unbound08:00:184
1801665993129,2cyclictest2479892-21kworker/u16:2+events_unbound12:25:426
1801670993025,4cyclictest650-21systemd-journal09:20:197
1801665993028,2cyclictest2191222-21kworker/u16:4+flush-8:010:15:436
1801665993028,2cyclictest2191222-21kworker/u16:4+events_unbound10:30:396
1801664993028,2cyclictest1996520-21kworker/u16:0+flush-8:009:20:485
1801664992926,2cyclictest2239352-21kworker/u16:1+flush-8:010:40:555
1801656992927,2cyclictest2479892-21kworker/u16:2+events_unbound12:30:314
1801656992927,2cyclictest1910105-21kworker/u16:2+events_unbound08:50:324
1801665992826,2cyclictest2466987-21kworker/u16:0+events_unbound12:20:456
1801665992826,2cyclictest2140990-21kworker/u16:1+events_unbound10:00:306
1801664992826,2cyclictest1910105-21kworker/u16:2+events_unbound08:45:315
1801670992724,2cyclictest1852162-21ntp_states07:25:447
180167099270,26cyclictest2275260-21ssh10:45:137
1801665992725,2cyclictest1939169-21kworker/u16:4+events_unbound09:20:326
1801665992725,2cyclictest1910105-21kworker/u16:2+events_unbound08:25:336
1801665992725,2cyclictest1811451-21kworker/u16:4+flush-8:007:30:136
1801664992723,3cyclictest2297225-21kworker/u16:0+flush-8:011:15:435
1801656992725,2cyclictest2466987-21kworker/u16:0+events_unbound12:10:554
1801656992624,2cyclictest2153872-21kworker/u16:2+flush-8:010:05:524
1801656992624,2cyclictest2153872-21kworker/u16:2+flush-8:010:05:524
1801656992624,2cyclictest1853116-21kworker/u16:1+flush-8:008:15:414
1801656992621,4cyclictest2152275-21smart_sda09:50:444
1801670992525,0cyclictest0-21swapper/711:15:387
1801670992524,0cyclictest0-21swapper/708:10:387
180167099250,24cyclictest5747-21gnome-shell11:05:287
1801665992523,2cyclictest2275695-21kworker/u16:3+events_unbound10:49:526
1801665992523,2cyclictest2275695-21kworker/u16:3+events_unbound10:49:526
1801665992523,2cyclictest2153872-21kworker/u16:2+events_unbound09:55:336
1801665992523,2cyclictest2140989-21kworker/u16:0+events_unbound10:20:416
1801665992523,2cyclictest1939169-21kworker/u16:4+flush-8:008:40:446
1801664992523,2cyclictest2153872-21kworker/u16:2+flush-8:010:35:415
1801664992522,3cyclictest2275695-21kworker/u16:3+flush-8:011:40:425
1801670992423,0cyclictest0-21swapper/707:45:357
1801665992422,2cyclictest2371543-21kworker/u16:4+events_unbound11:35:346
1801665992422,2cyclictest2371543-21kworker/u16:4+events_unbound11:32:196
1801665992422,2cyclictest2275695-21kworker/u16:3+events_unbound10:56:316
1801665992422,2cyclictest2015290-21kworker/u16:1+events_unbound08:55:376
1801665992422,2cyclictest1853116-21kworker/u16:1+events_unbound07:35:436
1801665992422,2cyclictest1811451-21kworker/u16:4+events_unbound07:30:426
1801665992421,2cyclictest2275695-21kworker/u16:3+events_unbound11:20:336
1801664992421,2cyclictest2371543-21kworker/u16:4+flush-8:011:50:185
1801656992422,2cyclictest2297225-21kworker/u16:0+flush-8:011:00:564
1801665992321,2cyclictest2275695-21kworker/u16:3+events_unbound12:34:436
1801665992321,2cyclictest2275695-21kworker/u16:3+events_unbound11:26:256
1801665992321,2cyclictest2239352-21kworker/u16:1+flush-8:010:36:046
1801665992321,2cyclictest1939169-21kworker/u16:4+events_unbound09:33:066
1801665992321,2cyclictest1939169-21kworker/u16:4+events_unbound09:09:336
1801664992321,2cyclictest2153872-21kworker/u16:2+events_unbound11:10:435
1801656992321,2cyclictest2371543-21kworker/u16:4+flush-8:011:35:424
1801656992321,2cyclictest2140989-21kworker/u16:0+flush-8:009:46:374
1801656992321,2cyclictest1910105-21kworker/u16:2+events_unbound08:25:114
24151302220,1chrt2415131-21kthreadcore11:40:387
1801670992221,0cyclictest0-21swapper/711:50:367
1801670992221,0cyclictest0-21swapper/708:45:397
1801670992221,0cyclictest0-21swapper/707:30:337
1801670992217,4cyclictest2455706-21latency_hist12:00:177
1801665992220,2cyclictest2191222-21kworker/u16:4+events_unbound10:27:086
1801665992220,2cyclictest2153872-21kworker/u16:2+events_unbound10:11:526
1801664992220,2cyclictest2297225-21kworker/u16:0+flush-8:011:20:505
1801664992220,2cyclictest1939169-21kworker/u16:4+flush-8:008:25:445
1801656992220,2cyclictest2275695-21kworker/u16:3+flush-8:011:55:414
1801656992220,2cyclictest2275695-21kworker/u16:3+flush-8:011:20:444
1801656992220,2cyclictest1939169-21kworker/u16:4+events_unbound09:25:294
1801656992220,2cyclictest1772898-21kworker/u16:3+events_unbound07:09:344
1801656992217,2cyclictest2371543-21kworker/u16:4+events_unbound11:45:364
1801670992121,0cyclictest0-21swapper/710:35:467
1801670992119,1cyclictest2147504-21ssh09:50:357
1801665992119,2cyclictest2153872-21kworker/u16:2+events_unbound11:18:206
1801665992119,2cyclictest2140989-21kworker/u16:0+events_unbound10:09:526
1801665992119,2cyclictest2140989-21kworker/u16:0+events_unbound10:09:526
1801665992119,2cyclictest1811451-21kworker/u16:4+flush-8:007:50:476
1801665992119,2cyclictest1811451-21kworker/u16:4+events_unbound07:47:446
1801665992115,2cyclictest2275695-21kworker/u16:3+events_unbound10:52:406
1801664992119,2cyclictest2275695-21kworker/u16:3+events_unbound11:30:455
1801664992117,3cyclictest2191655-21munin-node10:10:295
1801656992119,2cyclictest2466987-21kworker/u16:0+events_unbound12:15:464
1801656992119,2cyclictest2275695-21kworker/u16:3+events_unbound11:51:104
1801656992119,2cyclictest2153872-21kworker/u16:2+events_unbound10:40:354
1801656992119,2cyclictest1939169-21kworker/u16:4+flush-8:009:16:294
1801656992119,2cyclictest1910105-21kworker/u16:2+events_unbound08:09:474
1801656992119,2cyclictest1811451-21kworker/u16:4+flush-8:007:15:454
1801656992116,4cyclictest2192187-21diskstats10:10:304
1801665992018,2cyclictest2297225-21kworker/u16:0+events_unbound11:14:596
1801665992018,2cyclictest2275695-21kworker/u16:3+events_unbound11:08:206
1801665992018,2cyclictest1853116-21kworker/u16:1+events_unbound08:05:476
1801656992018,2cyclictest2140989-21kworker/u16:0+events_unbound10:25:484
1801656992018,2cyclictest1939169-21kworker/u16:4+events_unbound08:27:014
1801656992018,2cyclictest1910105-21kworker/u16:2+events_unbound08:42:584
1801656992018,2cyclictest1811451-21kworker/u16:4+events_unbound07:46:514
1801656992018,2cyclictest1811451-21kworker/u16:4+events_unbound07:22:354
1801656992018,2cyclictest1811451-21kworker/u16:4+events_unbound07:22:354
1801656992017,2cyclictest1939169-21kworker/u16:4+flush-8:008:35:434
1801670991919,0cyclictest0-21swapper/712:30:387
1801670991917,1cyclictest0-21swapper/710:55:387
1801670991914,4cyclictest2515810-21latency_hist12:25:187
1801665991917,2cyclictest2371543-21kworker/u16:4+events_unbound12:02:196
1801665991917,2cyclictest2371543-21kworker/u16:4+events_unbound12:02:196
1801665991917,2cyclictest2275695-21kworker/u16:3+events_unbound12:17:516
1801665991917,2cyclictest2275695-21kworker/u16:3+events_unbound12:07:396
1801665991917,2cyclictest2275695-21kworker/u16:3+events_unbound11:48:286
1801665991917,2cyclictest2093150-21kworker/u16:6+events_unbound09:44:286
1801664991917,2cyclictest1939169-21kworker/u16:4+flush-8:009:15:395
1801664991915,3cyclictest1853116-21kworker/u16:1+flush-8:007:45:195
1801656991917,2cyclictest1853116-21kworker/u16:1+flush-8:007:35:414
1801656991917,2cyclictest1811451-21kworker/u16:4+events_unbound07:32:104
1801670991817,0cyclictest0-21swapper/708:30:467
1801670991814,3cyclictest124-21kswapd011:35:317
1801670991813,4cyclictest2491835-21latency_hist12:15:187
1801665991816,2cyclictest2371543-21kworker/u16:4+events_unbound11:56:446
1801665991816,2cyclictest2140989-21kworker/u16:0+events_unbound09:52:566
1801665991816,2cyclictest1811450-21kworker/u16:2+flush-8:007:10:306
1801665991816,2cyclictest1772898-21kworker/u16:3+events_unbound07:05:416
1801664991816,2cyclictest2371543-21kworker/u16:4+flush-8:012:00:425
1801664991816,2cyclictest2371543-21kworker/u16:4+flush-8:012:00:425
1801664991816,2cyclictest2140990-21kworker/u16:1+flush-8:010:00:425
1801664991816,2cyclictest2015290-21kworker/u16:1+events_unbound08:55:415
1801664991816,2cyclictest1939169-21kworker/u16:4+flush-8:009:05:335
1801664991816,2cyclictest1811451-21kworker/u16:4+events_unbound07:25:315
1801664991816,2cyclictest1772898-21kworker/u16:3+flush-8:007:20:335
1801664991816,2cyclictest1772898-21kworker/u16:3+flush-8:007:20:335
1801656991816,2cyclictest2275695-21kworker/u16:3+events_unbound11:40:314
1801656991816,2cyclictest1929874-21kworker/u16:3+events_unbound08:10:324
1801656991816,2cyclictest1910105-21kworker/u16:2+events_unbound08:31:154
1801656991816,2cyclictest1910105-21kworker/u16:2+events_unbound08:04:384
1801656991816,2cyclictest1772898-21kworker/u16:3+events_unbound07:28:234
1801656991816,2cyclictest1772898-21kworker/u16:3+events_unbound07:11:584
180167099178,8cyclictest0-21swapper/711:00:427
1801670991713,3cyclictest1267-21snmpd10:20:297
1801670991713,3cyclictest1267-21snmpd09:04:487
1801670991712,4cyclictest650-21systemd-journal09:32:537
180167099170,16cyclictest2191220-21systemd-run10:10:187
180167099170,16cyclictest2191220-21systemd-run10:10:187
180167099170,16cyclictest1267-21snmpd07:39:587
1801665991715,2cyclictest2015290-21kworker/u16:1+events_unbound09:26:276
1801665991715,2cyclictest1939169-21kworker/u16:4+events_unbound09:12:216
1801664991715,2cyclictest2297225-21kworker/u16:0+flush-8:011:00:455
1801664991715,2cyclictest2275695-21kworker/u16:3+flush-8:011:25:535
1801664991715,2cyclictest2239352-21kworker/u16:1+flush-8:010:45:345
1801664991715,2cyclictest2239352-21kworker/u16:1+flush-8:010:45:345
1801664991715,2cyclictest2191222-21kworker/u16:4+events_unbound10:15:465
1801664991714,2cyclictest1853116-21kworker/u16:1+flush-8:008:15:185
1801656991715,2cyclictest2140989-21kworker/u16:0+flush-8:010:00:504
1801656991715,2cyclictest1833206-21kworker/u16:0+events_unbound07:44:384
1801656991714,2cyclictest2015290-21kworker/u16:1+events_unbound08:55:194
20701642160,0sleep72070165-21sh09:19:327
180167099168,7cyclictest0-21swapper/710:45:367
180167099168,7cyclictest0-21swapper/710:45:367
180167099167,8cyclictest0-21swapper/711:20:437
180167099166,9cyclictest0-21swapper/710:20:187
1801664991614,2cyclictest2140989-21kworker/u16:0+events_unbound09:55:315
1801664991614,2cyclictest1910105-21kworker/u16:2+flush-8:008:05:515
1801664991614,2cyclictest1853116-21kworker/u16:1+events_unbound08:15:455
1801656991614,2cyclictest2153872-21kworker/u16:2+events_unbound11:25:424
1801656991614,2cyclictest2140989-21kworker/u16:0+events_unbound10:15:294
1801656991614,2cyclictest1996520-21kworker/u16:0+events_unbound09:00:304
180167099157,7cyclictest0-21swapper/712:15:337
180167099157,7cyclictest0-21swapper/711:45:387
180167099157,7cyclictest0-21swapper/710:53:477
180167099157,7cyclictest0-21swapper/710:30:277
180167099157,7cyclictest0-21swapper/709:45:427
180167099156,8cyclictest0-21swapper/711:10:417
180167099156,8cyclictest0-21swapper/709:55:447
1801670991514,0cyclictest0-21swapper/707:55:417
1801670991512,2cyclictest0-21swapper/711:30:187
1801665991513,2cyclictest2015290-21kworker/u16:1+events_unbound09:17:016
1801665991513,2cyclictest1811451-21kworker/u16:4+events_unbound07:24:196
1801665991513,2cyclictest1811451-21kworker/u16:4+events_unbound07:24:196
1801664991513,2cyclictest2140990-21kworker/u16:1+events_unbound10:05:335
1801664991513,2cyclictest2140990-21kworker/u16:1+events_unbound10:05:335
1801664991513,2cyclictest2140989-21kworker/u16:0+flush-8:010:20:335
1801656991513,2cyclictest2275695-21kworker/u16:3+events_unbound11:32:484
1801656991513,2cyclictest2275695-21kworker/u16:3+events_unbound11:05:344
1801656991513,2cyclictest2239352-21kworker/u16:1+flush-8:010:36:054
1801656991513,2cyclictest2239352-21kworker/u16:1+events_unbound10:46:044
1801656991513,2cyclictest2239352-21kworker/u16:1+events_unbound10:46:044
1801656991513,2cyclictest1939169-21kworker/u16:4+events_unbound09:20:404
1801656991513,2cyclictest1939169-21kworker/u16:4+events_unbound09:05:314
180165699150,1cyclictest0-21swapper/409:35:254
180167099147,6cyclictest1843541-21latency_hist07:25:187
180167099147,6cyclictest1843541-21latency_hist07:25:187
180167099147,6cyclictest0-21swapper/710:25:397
180167099146,7cyclictest0-21swapper/709:40:397
180167099146,7cyclictest0-21swapper/709:14:587
180167099146,7cyclictest0-21swapper/709:05:417
1801670991414,0cyclictest0-21swapper/710:10:397
180167099140,13cyclictest1267-21snmpd08:18:057
1801665991412,2cyclictest2371543-21kworker/u16:4+events_unbound11:53:316
1801665991412,2cyclictest2015290-21kworker/u16:1+events_unbound08:53:456
1801665991412,2cyclictest1811451-21kworker/u16:4+events_unbound07:55:396
1801664991413,1cyclictest0-21swapper/509:30:325
1801664991412,2cyclictest2275695-21kworker/u16:3+flush-8:012:35:185
1801656991413,1cyclictest0-21swapper/412:06:364
1801656991413,1cyclictest0-21swapper/409:59:134
1801656991412,2cyclictest2297225-21kworker/u16:0+events_unbound11:14:404
1801656991412,2cyclictest2275695-21kworker/u16:3+events_unbound10:59:394
1801656991412,2cyclictest2093149-21kworker/u16:5+events_unbound09:34:284
180165699140,1cyclictest0-21swapper/412:04:334
180165699140,1cyclictest0-21swapper/412:04:334
180165699140,1cyclictest0-21swapper/409:11:554
180165699140,14cyclictest0-21swapper/410:24:274
180167099135,7cyclictest0-21swapper/712:25:287
180167099135,7cyclictest0-21swapper/712:05:317
180167099135,7cyclictest0-21swapper/712:00:307
180167099135,7cyclictest0-21swapper/712:00:307
180167099135,7cyclictest0-21swapper/711:25:347
180167099135,7cyclictest0-21swapper/710:00:427
180167099131,11cyclictest1996390-21munin-run08:45:187
1801665991311,2cyclictest1833206-21kworker/u16:0+events_unbound07:44:486
1801665991311,2cyclictest1772898-21kworker/u16:3+events_unbound07:17:446
180166499139,3cyclictest2444976-21cat11:55:325
180166499139,3cyclictest1910105-21kworker/u16:2+events_unbound08:40:325
1801664991311,2cyclictest1772898-21kworker/u16:3+flush-8:007:10:415
1801664991310,2cyclictest1939169-21kworker/u16:4+flush-8:009:35:285
1801664991310,2cyclictest1853116-21kworker/u16:1+events_unbound07:30:305
1801656991312,1cyclictest0-21swapper/410:30:264
1801656991311,2cyclictest2297225-21kworker/u16:0+flush-8:011:16:034
180167099128,3cyclictest6045-21gmain08:50:437
180167099128,3cyclictest1267-21snmpd08:09:507
180167099128,3cyclictest1267-21snmpd07:12:167
180167099127,4cyclictest650-21systemd-journal07:40:197
1801665991211,1cyclictest0-21swapper/608:24:406
1801665991210,2cyclictest1939169-21kworker/u16:4+flush-8:008:35:506
1801664991210,2cyclictest1939169-21kworker/u16:4+events_unbound08:35:435
180166499120,1cyclictest0-21swapper/508:54:165
180166499120,12cyclictest0-21swapper/509:53:525
180165699128,3cyclictest2517077-21cat12:25:314
1801656991211,1cyclictest0-21swapper/410:55:114
1801656991210,2cyclictest2466987-21kworker/u16:0+events_unbound12:20:314
180167099119,2cyclictest96-21ksoftirqd/708:55:357
180167099117,3cyclictest1267-21snmpd07:16:017
180167099110,2cyclictest0-21swapper/708:25:427
180167099110,10cyclictest1267-21snmpd08:21:567
180166599119,2cyclictest1910105-21kworker/u16:2+events_unbound08:47:306
180166599119,2cyclictest1910105-21kworker/u16:2+events_unbound08:34:326
180166599119,2cyclictest1811451-21kworker/u16:4+events_unbound08:03:406
1801665991110,1cyclictest0-21swapper/609:01:246
180166499119,2cyclictest1811451-21kworker/u16:4+flush-8:007:50:425
180166499114,7cyclictest0-21swapper/508:31:475
1801664991110,1cyclictest0-21swapper/512:17:105
1801664991110,1cyclictest0-21swapper/508:04:275
1801664991110,1cyclictest0-21swapper/507:17:005
180166499110,11cyclictest0-21swapper/507:46:295
180166499110,11cyclictest0-21swapper/507:38:265
180165699114,7cyclictest0-21swapper/409:40:344
180165699112,8cyclictest0-21swapper/408:45:334
180165699110,11cyclictest0-21swapper/407:55:094
180167099108,2cyclictest96-21ksoftirqd/708:00:337
180166499109,1cyclictest0-21swapper/509:46:465
180166499108,2cyclictest2275695-21kworker/u16:3+events_unbound12:23:135
180166499108,2cyclictest2239352-21kworker/u16:1+flush-8:010:50:585
180166499108,2cyclictest1811451-21kworker/u16:4+events_unbound07:55:335
180166499106,3cyclictest2432947-21cat11:50:335
18016709990,2cyclictest1810772-21taskset07:06:147
18016649998,1cyclictest0-21swapper/512:26:195
18016649997,2cyclictest2275695-21kworker/u16:3+flush-8:011:05:405
18016649987,1cyclictest0-21swapper/510:31:515
18016649986,2cyclictest1939169-21kworker/u16:4+events_unbound09:40:515
18016649986,1cyclictest0-21swapper/512:10:305
18016649986,1cyclictest0-21swapper/508:20:325
18016649985,2cyclictest0-21swapper/507:05:355
18016649984,3cyclictest2027268-21cut09:00:345
18016649983,4cyclictest2477290-21grep12:05:445
18016649983,4cyclictest2052490-21cut09:10:365
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