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2026-01-31 - 00:05
[ 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 Fri Jan 30, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10658289956543,521cyclictest0-21swapper/319:45:319
10658439955432,521cyclictest0-21swapper/700:17:3013
10658309951930,488cyclictest61-21ksoftirqd/422:02:3010
106583099511509,1cyclictest1235981-21kworker/4:1+i915-unordered22:39:3010
10658309949836,461cyclictest0-21swapper/400:17:3010
10658309949715,29cyclictest0-21swapper/420:05:3110
106583099492491,1cyclictest1214986-21kworker/4:0+i915-unordered22:24:3010
106583099492490,2cyclictest1227446-21kworker/4:2+i915-unordered22:19:3010
106583099491490,1cyclictest1172592-21kworker/4:0+i915-unordered21:22:3110
106583099491489,2cyclictest972989-21kworker/4:3+i915-unordered19:27:3110
106583899479478,1cyclictest0-21swapper/621:50:3012
10658309947931,447cyclictest0-21swapper/421:50:3010
10658309947616,459cyclictest0-21swapper/400:25:3010
10658749947425,28cyclictest0-21swapper/1423:27:526
106583899474473,0cyclictest1303876-21kworker/6:2+i915-unordered23:57:3012
106583899474473,0cyclictest1303876-21kworker/6:2+i915-unordered23:57:3012
10658309947437,436cyclictest0-21swapper/423:57:3010
10658309947437,436cyclictest0-21swapper/423:57:3010
10658309947312,460cyclictest0-21swapper/419:45:3110
10658289946920,28cyclictest0-21swapper/322:23:539
10658289946416,446cyclictest0-21swapper/322:51:309
106584399460455,4cyclictest1802-21snmpd21:31:2413
10658309945516,438cyclictest0-21swapper/422:31:3010
10658779945426,30cyclictest0-21swapper/1500:21:537
1065866994546,30cyclictest0-21swapper/1223:01:304
10658779945326,29cyclictest0-21swapper/1520:29:527
10658779945324,29cyclictest0-21swapper/1520:22:167
10658749945225,29cyclictest0-21swapper/1423:14:526
1065830994526,30cyclictest0-21swapper/400:09:3010
10658749945022,30cyclictest0-21swapper/1423:55:176
10658749945022,30cyclictest0-21swapper/1423:55:176
1065874994500,30cyclictest0-21swapper/1423:35:536
1065874994500,30cyclictest0-21swapper/1400:37:146
1065874994500,29cyclictest0-21swapper/1422:13:156
10658439945026,29cyclictest0-21swapper/721:16:3013
10658439945026,29cyclictest0-21swapper/721:16:3013
1065828994506,29cyclictest0-21swapper/321:45:309
106587799449447,2cyclictest0-21swapper/1521:25:247
1065874994480,30cyclictest0-21swapper/1420:29:176
1065830994486,441cyclictest0-21swapper/423:15:3010
1065824994470,446cyclictest0-21swapper/219:26:318
10658749944619,30cyclictest0-21swapper/1420:34:146
10658289944620,30cyclictest0-21swapper/320:05:539
1065877994453,29cyclictest0-21swapper/1522:43:147
106583899443441,1cyclictest0-21swapper/623:01:1612
10658439944217,29cyclictest0-21swapper/723:22:3013
10658289944221,420cyclictest0-21swapper/321:23:129
10658289944116,30cyclictest0-21swapper/322:06:549
10658289944021,418cyclictest0-21swapper/300:30:169
10658289943912,30cyclictest0-21swapper/321:38:549
10658439943818,419cyclictest0-21swapper/721:48:5213
1065843994380,437cyclictest0-21swapper/719:57:3113
1065838994380,437cyclictest0-21swapper/619:57:3112
10658389943718,418cyclictest0-21swapper/620:25:3012
10658309943721,413cyclictest0-21swapper/422:17:3010
1065830994371,0cyclictest61-21ksoftirqd/419:57:3110
10658439943616,419cyclictest0-21swapper/700:04:5213
1065843994359,30cyclictest0-21swapper/723:10:3013
10658749943412,421cyclictest0-21swapper/1423:42:526
106586699433431,1cyclictest69750irq/159-i91521:22:314
106584399433431,1cyclictest1286913-21kworker/7:2+i915-unordered23:29:3013
106586699432431,1cyclictest69750irq/159-i91522:19:304
10658389943218,413cyclictest0-21swapper/600:14:3012
1065828994328,29cyclictest0-21swapper/319:49:319
10658309943112,418cyclictest0-21swapper/423:00:5310
10658309943111,419cyclictest0-21swapper/422:56:1310
106586699430429,1cyclictest69750irq/159-i91519:21:314
10658439943011,418cyclictest0-21swapper/722:37:1613
106586699429428,1cyclictest69750irq/159-i91522:39:304
1065843994296,30cyclictest0-21swapper/721:09:3013
1065843994296,30cyclictest0-21swapper/721:09:3013
106583899429428,1cyclictest1151290-21kworker/6:0+pm21:31:2412
10658389942916,411cyclictest0-21swapper/622:05:3012
1065874994280,30cyclictest0-21swapper/1421:12:536
1065874994280,30cyclictest0-21swapper/1421:12:536
10658389942813,414cyclictest0-21swapper/623:51:3012
1065877994270,30cyclictest0-21swapper/1523:27:147
1065830994270,424cyclictest0-21swapper/420:41:1410
1065828994272,30cyclictest0-21swapper/320:28:549
1065828994272,29cyclictest0-21swapper/322:43:549
1065857994260,425cyclictest0-21swapper/1019:16:312
1065830994262,29cyclictest0-21swapper/422:10:5310
1065877994252,29cyclictest0-21swapper/1521:39:527
106584799425421,4cyclictest1176678-21kworker/8:0+pm21:25:2414
1065830994255,419cyclictest0-21swapper/421:06:1710
10658779942423,400cyclictest0-21swapper/1521:21:537
1065843994247,416cyclictest0-21swapper/723:42:3013
1065830994249,414cyclictest0-21swapper/421:47:5410
1065830994249,413cyclictest0-21swapper/421:41:3010
1065830994245,418cyclictest0-21swapper/421:02:5310
10658749942325,397cyclictest0-21swapper/1423:12:166
10658749942324,397cyclictest0-21swapper/1421:01:536
106586699423422,1cyclictest69750irq/159-i91521:17:314
106586699423422,1cyclictest69750irq/159-i91521:17:314
1065838994239,412cyclictest0-21swapper/623:39:3012
10658389942324,396cyclictest0-21swapper/622:25:3012
10658309942327,396cyclictest0-21swapper/400:01:1510
10658309942327,396cyclictest0-21swapper/400:01:1510
106582499423421,2cyclictest1065270-21kworker/u64:1+events_unbound19:16:318
10658289942223,398cyclictest0-21swapper/320:59:169
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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