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2026-02-11 - 04:41
[ 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 100 highest latencies:
System rack0slot5.osadl.org (updated Wed Feb 11, 2026 00:43:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
85682499721299,419cyclictest0-21swapper/1300:25:345
8568289951817,469cyclictest0-21swapper/1420:13:516
8568289951817,469cyclictest0-21swapper/1420:13:516
8568199950518,27cyclictest0-21swapper/1220:26:514
85677899493490,2cyclictest949897-21kworker/2:2+i915-unordered21:30:518
85681999489487,1cyclictest1002224-21kworker/12:0+i915-unordered22:08:514
8568199948812,475cyclictest0-21swapper/1221:02:514
8568199947614,461cyclictest0-21swapper/1223:02:514
8568199947614,461cyclictest0-21swapper/1223:02:514
856791994696,462cyclictest0-21swapper/522:42:5111
856819994655,460cyclictest0-21swapper/1221:28:514
856819994654,460cyclictest0-21swapper/1221:21:514
8568019946518,30cyclictest0-21swapper/819:41:3714
85683199463462,1cyclictest978142-21kworker/15:1+i915-unordered21:53:517
8568249946318,58cyclictest0-21swapper/1323:16:515
85679199461460,1cyclictest1046624-21kworker/5:4+i915-unordered23:51:5111
856828994567,30cyclictest0-21swapper/1423:49:346
856815994567,29cyclictest0-21swapper/1100:24:143
85681099454452,2cyclictest0-21swapper/1021:30:512
856815994534,30cyclictest0-21swapper/1120:10:143
856815994534,30cyclictest0-21swapper/1120:10:143
85677599453451,2cyclictest966098-21kworker/1:1+i915-unordered21:28:511
856828994523,30cyclictest0-21swapper/1420:32:146
85683199451448,2cyclictest982174-21kworker/15:0+pm22:08:037
8568289944922,30cyclictest0-21swapper/1421:18:356
85679199449448,1cyclictest0-21swapper/500:20:5111
856828994480,30cyclictest0-21swapper/1423:41:346
856828994480,29cyclictest0-21swapper/1421:14:386
856824994470,30cyclictest0-21swapper/1319:30:515
856828994460,29cyclictest0-21swapper/1421:00:146
856810994460,53cyclictest0-21swapper/1021:40:512
8567869944617,427cyclictest0-21swapper/419:45:1310
85682899445444,1cyclictest1801-21snmpd22:20:486
856828994440,30cyclictest0-21swapper/1421:43:356
8568019944423,29cyclictest0-21swapper/823:59:3614
85678699443439,4cyclictest1801-21snmpd23:04:2610
85678699443439,4cyclictest1801-21snmpd23:04:2610
85680199442442,0cyclictest0-21swapper/823:53:1414
8567919944222,419cyclictest0-21swapper/500:10:1411
85681599441434,6cyclictest1801-21snmpd22:29:043
85680199441441,0cyclictest0-21swapper/823:48:1414
8567979944120,420cyclictest0-21swapper/723:23:1313
8567869944123,417cyclictest0-21swapper/423:14:4710
856824994400,30cyclictest0-21swapper/1320:37:515
856819994400,439cyclictest0-21swapper/1223:47:514
8567869944021,418cyclictest0-21swapper/423:54:3510
856786994400,30cyclictest0-21swapper/423:57:1410
85677299440439,1cyclictest0-21swapper/020:16:510
8568289943921,28cyclictest0-21swapper/1419:35:516
8568159943919,419cyclictest0-21swapper/1121:10:133
85677299439437,1cyclictest667517-21kworker/0:1+events19:37:150
8568159943818,419cyclictest0-21swapper/1122:40:153
8567979943818,419cyclictest0-21swapper/721:57:1413
8567979943817,420cyclictest0-21swapper/722:51:1513
8567979943817,420cyclictest0-21swapper/722:51:1513
85679199438434,3cyclictest1801-21snmpd21:22:2611
85677899438435,2cyclictest986068-21kworker/u64:2+events_unbound22:07:518
8568159943717,419cyclictest0-21swapper/1100:27:153
8567979943716,420cyclictest0-21swapper/723:06:1513
85679199437436,1cyclictest0-21swapper/521:50:1311
85678699436436,0cyclictest69750irq/159-i91521:02:5110
8567839943613,419cyclictest0-21swapper/300:22:149
85682499435434,1cyclictest1106809-21kworker/13:1+i915-unordered00:20:515
8568159943516,418cyclictest0-21swapper/1100:06:133
856815994348,29cyclictest0-21swapper/1121:32:133
8567869943416,417cyclictest0-21swapper/423:20:3410
8567869943416,417cyclictest0-21swapper/422:27:1410
85677299434434,0cyclictest0-21swapper/000:33:510
856815994336,30cyclictest0-21swapper/1123:36:123
856815994336,30cyclictest0-21swapper/1123:33:133
85679799433431,2cyclictest1066465-21kworker/7:1+i915-unordered23:47:5113
8567979943318,415cyclictest0-21swapper/723:55:5113
8567979943310,422cyclictest0-21swapper/723:11:3513
856791994334,428cyclictest0-21swapper/523:08:5111
85679599432432,0cyclictest0-21swapper/623:48:1412
8567869943216,414cyclictest0-21swapper/400:16:1410
8568159943112,418cyclictest0-21swapper/1121:50:363
8567979943111,419cyclictest0-21swapper/721:20:1413
85677299431429,1cyclictest1801-21snmpd22:08:030
856828994304,30cyclictest0-21swapper/1420:01:136
8568249943011,30cyclictest0-21swapper/1323:21:515
856772994298,420cyclictest0-21swapper/023:55:140
856828994280,29cyclictest0-21swapper/1419:54:166
85681099428427,1cyclictest0-21swapper/1022:07:512
856797994288,419cyclictest0-21swapper/722:31:1513
856786994289,417cyclictest0-21swapper/400:23:3510
856828994275,418cyclictest0-21swapper/1420:56:156
85682499427424,2cyclictest1010208-21kworker/u64:3+events_unbound22:42:515
856810994270,1cyclictest0-21swapper/1019:37:152
85678699426426,0cyclictest69750irq/159-i91520:26:5110
856828994256,417cyclictest0-21swapper/1422:42:366
856828994250,30cyclictest0-21swapper/1421:57:366
856786994256,417cyclictest0-21swapper/421:40:1510
856828994240,29cyclictest0-21swapper/1423:35:356
8568159942425,398cyclictest0-21swapper/1123:41:133
856795994240,28cyclictest0-21swapper/623:09:4712
85679199424421,2cyclictest869428-21kworker/u64:1+events_unbound19:27:5111
856791994243,420cyclictest0-21swapper/523:25:1511
856786994243,418cyclictest0-21swapper/423:45:1310
8567839942411,412cyclictest0-21swapper/300:25:519
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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