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2026-01-31 - 12:00
[ 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 Sat Jan 31, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
91295899700303,396cyclictest0-21swapper/319:55:299
9129699953418,515cyclictest0-21swapper/620:27:2912
9129699953418,515cyclictest0-21swapper/620:27:2912
91300099485455,30cyclictest0-21swapper/1322:09:295
91296199475475,0cyclictest1053631-21kworker/4:0+i915-unordered22:07:2910
9130039947024,29cyclictest0-21swapper/1400:32:516
9129729947022,30cyclictest0-21swapper/722:32:2813
91300899465463,2cyclictest0-21swapper/1521:00:297
912992994610,460cyclictest0-21swapper/1123:57:243
91298599459458,1cyclictest0-21swapper/1022:59:292
91300399458456,2cyclictest964560-21kworker/14:1+i915-unordered20:27:296
91300399458456,2cyclictest964560-21kworker/14:1+i915-unordered20:27:296
91299299450449,1cyclictest1802-21snmpd22:59:293
9129729944823,421cyclictest0-21swapper/719:24:2913
9129729944723,29cyclictest0-21swapper/722:23:2413
9129669944617,425cyclictest0-21swapper/519:48:5211
9129509944417,425cyclictest0-21swapper/122:55:281
9129669944318,29cyclictest0-21swapper/519:29:2911
912996994420,28cyclictest0-21swapper/1223:59:284
9129699944218,29cyclictest0-21swapper/600:04:2812
9129479944226,415cyclictest0-21swapper/023:24:500
9129509944120,420cyclictest0-21swapper/100:28:101
91299299440439,1cyclictest69750irq/159-i91523:50:283
9129699943814,30cyclictest0-21swapper/621:12:2912
912950994376,30cyclictest0-21swapper/119:32:291
9129509943717,419cyclictest0-21swapper/121:38:521
91299699435433,1cyclictest0-21swapper/1222:07:294
9129729943517,417cyclictest0-21swapper/720:47:2913
91299299434433,1cyclictest69750irq/159-i91521:25:293
912980994349,29cyclictest0-21swapper/920:40:2915
912972994348,423cyclictest0-21swapper/720:39:2913
9129699943414,420cyclictest0-21swapper/600:22:1112
9129619943416,417cyclictest0-21swapper/421:30:2910
9129619943414,419cyclictest0-21swapper/422:35:5110
9129969943317,415cyclictest0-21swapper/1219:52:294
912996994329,29cyclictest0-21swapper/1219:14:294
9129809943213,418cyclictest0-21swapper/922:03:5015
9129619943211,420cyclictest0-21swapper/420:53:5210
9129479943215,416cyclictest0-21swapper/000:31:130
91300099431430,1cyclictest1802-21snmpd23:15:235
91300099431430,1cyclictest1802-21snmpd23:15:235
9129699943111,419cyclictest0-21swapper/621:54:5212
9129699943013,415cyclictest0-21swapper/600:30:2812
9129809942912,416cyclictest0-21swapper/900:37:2815
9129729942911,417cyclictest0-21swapper/721:41:5113
912966994292,29cyclictest0-21swapper/521:10:2911
912969994287,420cyclictest0-21swapper/620:47:1012
912966994287,420cyclictest0-21swapper/520:39:1311
912966994286,418cyclictest0-21swapper/522:14:5111
91295399428425,2cyclictest729925-21kworker/2:0+events19:43:508
912996994270,425cyclictest0-21swapper/1220:47:224
912969994275,29cyclictest0-21swapper/619:46:2912
912966994279,417cyclictest0-21swapper/500:25:2811
912972994265,417cyclictest0-21swapper/723:47:2813
912969994264,421cyclictest0-21swapper/623:36:5112
912969994264,421cyclictest0-21swapper/622:12:1212
912966994265,419cyclictest0-21swapper/522:39:5011
9129509942626,399cyclictest0-21swapper/123:16:111
9129509942626,399cyclictest0-21swapper/123:16:111
9129509942625,400cyclictest0-21swapper/121:48:121
91300099425424,0cyclictest0-21swapper/1322:59:295
912985994250,424cyclictest0-21swapper/1000:17:042
912980994256,418cyclictest0-21swapper/922:29:1315
912972994250,30cyclictest0-21swapper/722:36:2813
91296999425422,1cyclictest0-21swapper/619:09:3012
912953994253,421cyclictest0-21swapper/200:13:528
9129509942526,398cyclictest0-21swapper/123:37:501
9129509942526,398cyclictest0-21swapper/121:07:141
9129509942525,400cyclictest0-21swapper/120:16:511
9129509942525,399cyclictest0-21swapper/121:59:151
912980994246,417cyclictest0-21swapper/921:40:2915
9129699942425,398cyclictest0-21swapper/621:19:5212
9129509942426,397cyclictest0-21swapper/122:44:511
9129509942425,398cyclictest0-21swapper/121:28:131
9129509942425,398cyclictest0-21swapper/119:58:121
913008994230,30cyclictest0-21swapper/1521:20:297
9130039942311,411cyclictest0-21swapper/1422:38:246
91299299423422,1cyclictest69750irq/159-i91522:09:293
9129729942326,396cyclictest0-21swapper/721:07:2913
912969994233,419cyclictest0-21swapper/620:57:5012
91296699423420,3cyclictest0-21swapper/523:54:2411
9129509942325,397cyclictest0-21swapper/119:50:101
9129509942324,399cyclictest0-21swapper/123:01:131
9129509942324,398cyclictest0-21swapper/120:46:501
9129509942324,398cyclictest0-21swapper/100:05:131
9129509942323,399cyclictest0-21swapper/123:07:511
91300399422421,0cyclictest0-21swapper/1400:14:516
91299299422420,2cyclictest1802-21snmpd19:48:233
912980994226,415cyclictest0-21swapper/921:54:2815
912972994222,419cyclictest0-21swapper/700:38:1013
912950994222,418cyclictest0-21swapper/122:23:501
91299299421420,1cyclictest69750irq/159-i91520:27:293
91299299421420,1cyclictest69750irq/159-i91520:27:293
912980994210,27cyclictest0-21swapper/923:41:2815
912969994210,419cyclictest0-21swapper/600:24:1412
912969994210,418cyclictest0-21swapper/600:11:5012
912953994210,420cyclictest0-21swapper/200:35:518
912947994214,416cyclictest0-21swapper/023:52:130
91297799420419,1cyclictest0-21swapper/820:06:2314
9129699942024,395cyclictest0-21swapper/622:19:2812
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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