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2026-01-27 - 00:09
[ 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 Mon Jan 26, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7133679949212,28cyclictest79-21ksoftirqd/622:42:3812
7133679944815,30cyclictest0-21swapper/622:16:5912
7133679944721,29cyclictest0-21swapper/622:10:3812
7133489944621,30cyclictest0-21swapper/120:43:331
7133959944520,422cyclictest0-21swapper/1200:25:384
7133679944418,30cyclictest0-21swapper/619:29:0212
7133909944126,414cyclictest0-21swapper/1122:19:383
7133979944013,30cyclictest0-21swapper/1320:27:385
7133959944010,30cyclictest0-21swapper/1221:34:014
7133789944018,419cyclictest0-21swapper/921:59:0115
7133679944013,30cyclictest0-21swapper/620:39:3812
7133679944012,30cyclictest0-21swapper/620:35:3812
7133959943813,29cyclictest0-21swapper/1220:15:384
7133789943812,30cyclictest0-21swapper/919:30:3815
7133959943710,30cyclictest0-21swapper/1221:31:014
7133789943740,397cyclictest0-21swapper/900:11:2115
713395994369,29cyclictest0-21swapper/1223:18:594
7133959943613,28cyclictest0-21swapper/1223:07:384
7133679943616,418cyclictest0-21swapper/600:01:5912
7133679943616,418cyclictest0-21swapper/600:01:5912
71340199435434,1cyclictest69750irq/159-i91522:22:386
7133959943310,29cyclictest0-21swapper/1219:39:004
713390994336,29cyclictest0-21swapper/1122:46:383
713390994328,29cyclictest0-21swapper/1123:24:383
71336499432431,1cyclictest0-21swapper/522:29:3211
713390994308,30cyclictest0-21swapper/1100:20:383
71340199429428,1cyclictest69750irq/159-i91522:37:386
713390994296,29cyclictest0-21swapper/1122:15:383
713390994295,29cyclictest0-21swapper/1121:42:383
713395994280,30cyclictest0-21swapper/1223:00:594
71340599427424,2cyclictest887723-21kworker/15:1+i915-unordered22:37:387
713390994274,29cyclictest0-21swapper/1123:05:383
7133959942627,398cyclictest0-21swapper/1219:13:004
713395994261,29cyclictest0-21swapper/1223:11:004
713395994260,29cyclictest0-21swapper/1222:16:014
713395994260,28cyclictest0-21swapper/1223:59:234
713395994260,28cyclictest0-21swapper/1223:59:234
7133909942626,399cyclictest0-21swapper/1121:47:593
713367994264,29cyclictest0-21swapper/621:38:3312
7133959942527,397cyclictest0-21swapper/1220:11:224
713395994250,29cyclictest0-21swapper/1223:29:214
713395994250,29cyclictest0-21swapper/1222:57:234
713390994253,30cyclictest0-21swapper/1121:59:383
713378994250,28cyclictest0-21swapper/923:25:3815
7133679942526,396cyclictest0-21swapper/619:15:0012
7133979942426,397cyclictest0-21swapper/1322:04:025
7133909942426,397cyclictest0-21swapper/1120:01:223
71336799424424,0cyclictest807426-21kworker/6:1+i915-unordered21:04:3812
71336799424424,0cyclictest807426-21kworker/6:1+i915-unordered21:04:3812
713397994234,417cyclictest0-21swapper/1321:46:385
7133979942320,402cyclictest0-21swapper/1320:59:015
7133959942326,396cyclictest0-21swapper/1220:05:224
7133959942325,398cyclictest0-21swapper/1220:03:234
7133959942324,398cyclictest0-21swapper/1222:30:254
713395994230,27cyclictest0-21swapper/1221:45:004
7133909942324,398cyclictest0-21swapper/1123:32:003
7133789942325,397cyclictest0-21swapper/922:09:0115
7133959942225,396cyclictest0-21swapper/1222:07:214
7133959942223,398cyclictest0-21swapper/1220:27:004
7133909942224,397cyclictest0-21swapper/1120:27:233
7133909942224,397cyclictest0-21swapper/1119:51:213
7133909942224,397cyclictest0-21swapper/1119:33:233
71337299422392,30cyclictest0-21swapper/722:37:3813
7133979942124,396cyclictest0-21swapper/1321:26:015
7133909942124,396cyclictest0-21swapper/1121:19:593
7133909942124,396cyclictest0-21swapper/1120:46:203
7133909942123,397cyclictest0-21swapper/1122:04:593
7133909942122,398cyclictest0-21swapper/1120:54:593
7133979942022,396cyclictest0-21swapper/1323:47:385
7133979942021,396cyclictest0-21swapper/1323:54:385
7133909942022,397cyclictest0-21swapper/1123:37:003
7133909942022,397cyclictest0-21swapper/1121:29:233
7133909942021,398cyclictest0-21swapper/1121:18:013
7133909942021,398cyclictest0-21swapper/1121:18:013
7133909942021,398cyclictest0-21swapper/1120:53:223
7133679942020,399cyclictest0-21swapper/619:34:0112
71335999420420,0cyclictest0-21swapper/421:29:1210
7133979941923,393cyclictest0-21swapper/1300:01:385
7133979941923,393cyclictest0-21swapper/1300:01:385
7133959941923,396cyclictest0-21swapper/1221:19:224
7133909941920,398cyclictest0-21swapper/1123:14:233
713390994190,25cyclictest0-21swapper/1121:03:013
7133789941923,393cyclictest0-21swapper/921:31:3815
71340599418416,2cyclictest726939-21kworker/15:1+i915-unordered19:24:387
7133789941820,395cyclictest0-21swapper/922:41:3815
7133789941819,397cyclictest0-21swapper/922:46:0015
71337299418413,4cyclictest1802-21snmpd20:41:1113
7133679941818,398cyclictest0-21swapper/600:12:2112
71334899418415,2cyclictest985219-21kworker/u64:1+events_unbound00:31:211
7133489941822,395cyclictest0-21swapper/122:40:381
7133789941720,395cyclictest0-21swapper/920:01:0015
7133789941717,397cyclictest0-21swapper/900:16:2415
71340599416415,0cyclictest0-21swapper/1520:41:117
71340199416414,1cyclictest0-21swapper/1420:14:016
7134019941619,396cyclictest0-21swapper/1420:32:386
7134019941617,398cyclictest0-21swapper/1420:20:386
7133789941617,397cyclictest0-21swapper/923:45:0115
7133789941615,398cyclictest0-21swapper/923:41:0115
71336799416413,2cyclictest985220-21kworker/u64:2+events_unbound00:26:3812
7133679941617,397cyclictest0-21swapper/622:21:0112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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