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2026-02-17 - 22:13
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #3

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot3s.osadl.org (updated Tue Feb 17, 2026 12:45:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3061171991133,9cyclictest131rcu_preempt09:50:010
30611719910395,3cyclictest0-21swapper/010:30:010
3061181996819,12cyclictest37-21ksoftirqd/308:05:013
306117199658,42cyclictest19350irq/34-mmc107:25:030
3061178996314,7cyclictest131rcu_preempt07:25:012
3061171996341,4cyclictest16850irq/134-800000012:20:000
306117199627,4cyclictest131rcu_preempt11:05:000
306118199615,11cyclictest37-21ksoftirqd/310:00:003
3061181996112,5cyclictest131rcu_preempt08:25:003
3061171996039,16cyclictest16850irq/134-800000010:10:010
3061181995911,6cyclictest131rcu_preempt11:39:433
3061171995939,7cyclictest12-21ksoftirqd/011:25:470
306118199584,13cyclictest37-21ksoftirqd/310:45:013
3061181995838,11cyclictest3154170-21ssh12:20:013
3061171995828,14cyclictest3098066-21ssh10:17:020
3061171995828,14cyclictest3069013-21ssh09:13:350
3061171995823,4cyclictest3155091-21sh12:21:360
3061181995713,6cyclictest131rcu_preempt10:10:043
3061178995742,6cyclictest3047963-21kworker/2:109:20:302
3061178995742,6cyclictest3047963-21kworker/2:109:20:302
306117899572,5cyclictest131rcu_preempt12:35:012
3061171995727,14cyclictest3145925-21ssh12:01:390
306117199572,6cyclictest131rcu_preempt09:20:000
3061181995617,10cyclictest37-21ksoftirqd/310:50:023
3061181995617,10cyclictest37-21ksoftirqd/310:50:013
3061181995616,15cyclictest131rcu_preempt11:40:323
3061178995643,5cyclictest3047963-21kworker/2:109:17:452
3061178995641,7cyclictest3115295-21kworker/2:211:36:512
3061171995629,4cyclictest131rcu_preempt12:14:380
3061171995628,12cyclictest3113876-21ssh10:51:330
3061171995621,31cyclictest3158728-21latency_hist12:30:020
306118199551,9cyclictest3081062-21cron09:40:003
306118199551,13cyclictest37-21ksoftirqd/307:40:003
306118199550,9cyclictest150-21pr/ttyS210:07:233
3061171995525,15cyclictest3138898-21ssh11:46:170
3061171995523,29cyclictest12-21ksoftirqd/010:05:580
3061171995521,30cyclictest12-21ksoftirqd/009:24:460
3061171995521,30cyclictest12-21ksoftirqd/009:24:450
306118199544,7cyclictest37-21ksoftirqd/311:20:003
306118199543,10cyclictest37-21ksoftirqd/311:27:443
3061178995439,7cyclictest3047963-21kworker/2:109:45:092
306117499547,6cyclictest131rcu_preempt08:45:001
3061174995419,18cyclictest23-21ksoftirqd/110:15:091
3061171995436,12cyclictest16950irq/224-800000012:40:010
306117199542,29cyclictest131rcu_preempt11:20:000
306118199538,8cyclictest37-21ksoftirqd/309:25:023
306118199538,8cyclictest37-21ksoftirqd/309:25:013
306118199538,5cyclictest131rcu_preempt11:23:233
306118199535,9cyclictest37-21ksoftirqd/311:13:273
306118199534,11cyclictest37-21ksoftirqd/309:15:013
3061181995316,11cyclictest37-21ksoftirqd/309:52:503
3061181995316,11cyclictest37-21ksoftirqd/309:52:503
3061181995315,15cyclictest131rcu_preempt11:31:333
3061181995311,15cyclictest131rcu_preempt11:49:173
3061181995310,6cyclictest131rcu_preempt10:05:003
3061178995345,5cyclictest3115295-21kworker/2:210:57:422
3061178995345,5cyclictest3115295-21kworker/2:210:57:422
3061178995345,5cyclictest3067166-21kworker/2:310:11:392
3061178995345,5cyclictest3067166-21kworker/2:309:28:512
3061178995345,5cyclictest3047963-21kworker/2:109:14:152
3061178995338,10cyclictest3467602-21systemd-journal08:59:592
306117899532,6cyclictest131rcu_preempt11:10:012
306117499538,5cyclictest131rcu_preempt10:00:001
3061171995325,24cyclictest3064973-21latency_hist08:20:020
3061171995319,8cyclictest12-21ksoftirqd/011:15:030
3061171995317,3cyclictest12-21ksoftirqd/012:00:000
306117199531,37cyclictest3106678-21ssh10:35:430
306117199531,37cyclictest3106678-21ssh10:35:420
306118199529,5cyclictest131rcu_preempt08:05:023
306118199526,10cyclictest37-21ksoftirqd/309:40:513
306118199525,9cyclictest37-21ksoftirqd/309:29:513
306118199521,7cyclictest0-21swapper/307:59:593
3061181995212,16cyclictest131rcu_preempt10:16:403
3061178995244,5cyclictest3142756-21kworker/2:312:36:262
3061178995244,5cyclictest3142756-21kworker/2:312:22:242
3061178995244,5cyclictest3047963-21kworker/2:112:07:592
3061178995244,5cyclictest3047963-21kworker/2:111:53:132
3061178995244,5cyclictest3047963-21kworker/2:109:58:122
3061178995244,5cyclictest3047963-21kworker/2:109:05:012
3061178995244,5cyclictest3047963-21kworker/2:109:05:002
3061178995243,6cyclictest3115295-21kworker/2:211:47:552
3061178995243,6cyclictest3047963-21kworker/2:109:51:022
3061178995243,6cyclictest3047963-21kworker/2:109:51:022
3061178995243,5cyclictest3067166-21kworker/2:310:42:032
3061178995243,5cyclictest3067166-21kworker/2:310:06:422
3061178995243,5cyclictest3047963-21kworker/2:109:41:582
3061174995235,14cyclictest3467602-21systemd-journal12:30:011
306117499521,7cyclictest131rcu_preempt11:10:011
3061174995211,6cyclictest131rcu_preempt12:06:011
3061171995243,5cyclictest16850irq/134-800000010:00:000
3061171995234,14cyclictest1-21systemd08:05:020
3061171995227,20cyclictest16950irq/224-800000011:45:030
3061171995225,12cyclictest3076434-21ssh09:29:520
3061171995217,10cyclictest3091574-21ssh10:02:520
306118199519,18cyclictest37-21ksoftirqd/308:35:013
306118199518,9cyclictest37-21ksoftirqd/312:31:003
306118199518,8cyclictest37-21ksoftirqd/312:01:423
306118199517,9cyclictest37-21ksoftirqd/309:20:003
306118199514,10cyclictest37-21ksoftirqd/310:50:203
3061181995112,15cyclictest131rcu_preempt12:20:213
3061181995111,7cyclictest37-21ksoftirqd/312:29:363
3061181995111,16cyclictest131rcu_preempt10:33:393
3061181995110,11cyclictest37-21ksoftirqd/310:58:383
3061181995110,11cyclictest37-21ksoftirqd/310:58:383
3061178995143,5cyclictest3047963-21kworker/2:112:03:572
3061178995143,5cyclictest3047963-21kworker/2:111:20:342
3061178995143,5cyclictest3047963-21kworker/2:111:11:332
3061178995143,5cyclictest3047963-21kworker/2:110:53:292
3061178995142,6cyclictest3047963-21kworker/2:111:56:392
3061178995142,5cyclictest3047963-21kworker/2:111:40:312
3061178995119,22cyclictest30-21ksoftirqd/209:35:012
3061178995119,22cyclictest30-21ksoftirqd/209:35:012
306117499514,7cyclictest23-21ksoftirqd/110:40:031
306117499514,7cyclictest23-21ksoftirqd/110:40:031
306117499514,6cyclictest131rcu_preempt12:20:021
3061174995118,6cyclictest131rcu_preempt09:10:001
3061174995112,5cyclictest131rcu_preempt12:24:191
3061174995111,5cyclictest131rcu_preempt10:42:231
306117199511,3cyclictest131rcu_preempt11:51:200
306118199508,6cyclictest131rcu_preempt08:20:023
306118199508,11cyclictest37-21ksoftirqd/308:15:023
306118199505,8cyclictest37-21ksoftirqd/311:50:303
306118199502,11cyclictest37-21ksoftirqd/311:57:163
3061181995013,6cyclictest131rcu_preempt09:50:003
3061181995013,5cyclictest131rcu_preempt11:00:153
3061181995010,16cyclictest131rcu_preempt12:11:073
3061178995042,5cyclictest3067166-21kworker/2:310:31:502
3061178995042,5cyclictest3067166-21kworker/2:310:21:212
3061178995042,5cyclictest3067166-21kworker/2:310:03:042
3061178995042,5cyclictest3047963-21kworker/2:111:16:292
3061178995042,5cyclictest3047963-21kworker/2:111:04:372
3061178995041,6cyclictest3047963-21kworker/2:108:33:102
3061178995040,6cyclictest3115295-21kworker/2:211:32:082
306117899502,5cyclictest131rcu_preempt07:40:002
3061174995032,14cyclictest3467602-21systemd-journal11:15:011
3061174995023,17cyclictest23-21ksoftirqd/111:51:231
3061174995014,25cyclictest131rcu_preempt12:15:011
3061171995029,16cyclictest275-21dbus-daemon07:55:000
3061171995028,5cyclictest16850irq/134-800000011:31:090
3061171995022,11cyclictest12-21ksoftirqd/009:45:000
306118199498,5cyclictest131rcu_preempt10:39:023
306118199498,5cyclictest131rcu_preempt10:39:023
306118199497,7cyclictest37-21ksoftirqd/311:07:003
306118199496,6cyclictest131rcu_preempt07:25:013
306118199495,6cyclictest131rcu_preempt08:45:023
3061181994940,6cyclictest361rcuc/312:38:213
3061181994929,14cyclictest275-21dbus-daemon08:30:013
3061181994912,5cyclictest131rcu_preempt10:29:153
3061181994911,15cyclictest131rcu_preempt12:08:173
3061178994942,4cyclictest3142756-21kworker/2:312:25:232
3061178994941,5cyclictest3142756-21kworker/2:312:12:112
3061178994941,5cyclictest3067166-21kworker/2:310:25:492
3061178994941,5cyclictest3047963-21kworker/2:111:26:012
3061178994941,5cyclictest3047963-21kworker/2:108:30:022
3061178994940,6cyclictest3067166-21kworker/2:310:17:372
3061178994933,12cyclictest3467602-21systemd-journal12:15:312
306117899491,9cyclictest3064529-21munin-plugin-st08:15:002
306117499499,5cyclictest131rcu_preempt11:29:441
306117499498,6cyclictest131rcu_preempt10:50:481
306117499494,5cyclictest131rcu_preempt10:30:021
3061174994916,19cyclictest23-21ksoftirqd/110:11:321
3061174994911,5cyclictest131rcu_preempt09:10:371
306117199497,27cyclictest12-21ksoftirqd/007:10:030
306117199492,41cyclictest3135896-21ssh11:40:000
3061171994923,11cyclictest3149300-21ssh12:09:200
3061171994922,12cyclictest3116044-21ssh10:56:200
3061171994922,12cyclictest3116044-21ssh10:56:200
306118199488,6cyclictest131rcu_preempt09:31:183
306118199488,6cyclictest131rcu_preempt09:31:173
306118199483,10cyclictest37-21ksoftirqd/309:10:003
3061178994840,5cyclictest3067166-21kworker/2:310:36:102
3061178994840,5cyclictest3067166-21kworker/2:310:36:092
3061178994840,5cyclictest3047963-21kworker/2:109:35:402
3061178994840,5cyclictest3047963-21kworker/2:108:42:162
3061178994839,6cyclictest3047963-21kworker/2:108:20:002
3061178994839,5cyclictest3067166-21kworker/2:310:45:132
3061178994839,5cyclictest3067166-21kworker/2:310:45:122
3061178994828,15cyclictest3467602-21systemd-journal08:40:002
306117499489,5cyclictest131rcu_preempt09:44:041
306117499486,9cyclictest23-21ksoftirqd/109:40:011
306117499484,5cyclictest131rcu_preempt10:48:251
306117499484,5cyclictest131rcu_preempt10:48:251
3061174994831,13cyclictest275-21dbus-daemon07:32:031
3061174994831,13cyclictest275-21dbus-daemon07:32:021
306117499482,7cyclictest23-21ksoftirqd/110:23:411
3061174994824,20cyclictest23-21ksoftirqd/111:56:161
3061174994820,9cyclictest23-21ksoftirqd/111:49:231
3061174994816,6cyclictest131rcu_preempt09:48:341
3061174994812,25cyclictest23-21ksoftirqd/110:56:141
3061174994812,25cyclictest23-21ksoftirqd/110:56:131
3061171994832,12cyclictest12-21ksoftirqd/009:09:590
3061171994822,11cyclictest3099626-21ssh10:20:090
306117199482,13cyclictest3106180-21systemd10:35:010
3061171994820,13cyclictest3080725-21ssh09:39:150
3061178994739,5cyclictest3047963-21kworker/2:108:10:052
306117499478,4cyclictest131rcu_preempt11:30:141
306117499477,7cyclictest131rcu_preempt09:25:031
306117499477,7cyclictest131rcu_preempt09:25:021
306117499475,5cyclictest131rcu_preempt08:20:011
3061174994731,13cyclictest3467602-21systemd-journal07:55:001
3061174994731,12cyclictest3467602-21systemd-journal08:00:031
3061174994717,11cyclictest23-21ksoftirqd/111:20:001
3061174994715,22cyclictest23-21ksoftirqd/111:00:191
3061174994715,11cyclictest23-21ksoftirqd/109:18:111
3061174994713,9cyclictest131rcu_preempt12:38:361
306117199473,3cyclictest131rcu_preempt09:50:200
306117199473,3cyclictest131rcu_preempt09:50:190
3061171994729,15cyclictest3110194-21ssh10:43:450
3061171994720,23cyclictest1-21systemd07:20:020
306118199469,5cyclictest131rcu_preempt07:30:073
3061181994631,9cyclictest3467602-21systemd-journal10:25:003
3061178994638,5cyclictest3047963-21kworker/2:107:53:112
3061178994638,5cyclictest3047963-21kworker/2:107:40:072
306117499469,5cyclictest131rcu_preempt07:50:031
306117499469,5cyclictest131rcu_preempt07:50:021
306117499468,5cyclictest131rcu_preempt09:50:261
306117499468,5cyclictest131rcu_preempt09:50:251
306117499465,7cyclictest23-21ksoftirqd/107:15:021
3061174994633,10cyclictest23-21ksoftirqd/109:05:011
3061174994633,10cyclictest23-21ksoftirqd/109:05:001
3061174994629,12cyclictest3467602-21systemd-journal07:40:011
3061171994626,15cyclictest3467602-21systemd-journal07:40:000
306117199461,4cyclictest131rcu_preempt10:50:000
306117199461,4cyclictest131rcu_preempt10:50:000
306117199461,26cyclictest0-21swapper/012:33:140
306117899456,9cyclictest131rcu_preempt07:32:022
306117899456,9cyclictest131rcu_preempt07:32:012
3061178994538,5cyclictest3047963-21kworker/2:107:25:132
3061178994538,4cyclictest3047963-21kworker/2:108:24:142
3061178994538,4cyclictest3047963-21kworker/2:108:00:072
306117899452,5cyclictest131rcu_preempt08:00:012
306117499457,5cyclictest131rcu_preempt10:05:541
306117499455,5cyclictest131rcu_preempt09:35:021
306117499455,5cyclictest131rcu_preempt09:35:021
306117499452,11cyclictest23-21ksoftirqd/111:25:011
306117499451,6cyclictest131rcu_preempt11:39:311
3061174994513,5cyclictest131rcu_preempt12:33:381
3061174994511,5cyclictest131rcu_preempt10:00:531
3061171994533,7cyclictest19350irq/34-mmc108:15:010
3061171994530,12cyclictest3127755-21ssh11:22:000
306117199452,9cyclictest3066868-21munin-plugin-st08:59:590
306117199452,39cyclictest3120613-21rm11:06:160
306118199444,8cyclictest37-21ksoftirqd/307:20:023
306118199441,7cyclictest3063002-21unin-run07:45:003
3061178994436,5cyclictest3047963-21kworker/2:107:16:402
3061178994434,7cyclictest3047963-21kworker/2:108:47:442
306117499447,5cyclictest131rcu_preempt11:43:491
306117499446,15cyclictest23-21ksoftirqd/112:00:041
3061174994432,7cyclictest0-21swapper/107:10:021
3061174994412,7cyclictest23-21ksoftirqd/109:26:131
3061174994411,5cyclictest131rcu_preempt08:35:021
3061171994425,14cyclictest3467602-21systemd-journal08:00:000
3061171994425,14cyclictest275-21dbus-daemon07:35:010
3061171994425,14cyclictest275-21dbus-daemon07:35:000
306117199442,11cyclictest3467602-21systemd-journal08:29:260
306118199435,9cyclictest37-21ksoftirqd/308:55:003
3061181994335,6cyclictest37-21ksoftirqd/307:15:033
306117499436,7cyclictest23-21ksoftirqd/110:30:091
3061174994321,9cyclictest23-21ksoftirqd/107:25:011
3061171994338,3cyclictest0-21swapper/007:45:010
3061171994326,14cyclictest3076962-21ssh09:30:360
3061171994326,14cyclictest3076962-21ssh09:30:360
3061181994212,6cyclictest131rcu_preempt07:50:023
3061181994212,6cyclictest131rcu_preempt07:50:013
306118199421,12cyclictest37-21ksoftirqd/308:50:013
3061181994210,6cyclictest131rcu_preempt09:05:013
3061181994210,6cyclictest131rcu_preempt09:05:003
3061181994210,5cyclictest131rcu_preempt08:40:023
3061178994235,4cyclictest3047963-21kworker/2:108:50:332
3061178994215,20cyclictest131rcu_preempt07:50:032
3061178994215,20cyclictest131rcu_preempt07:50:022
306117499429,5cyclictest131rcu_preempt09:00:011
306117499424,4cyclictest3061621-21modprobe07:20:001
306117499423,5cyclictest131rcu_preempt08:14:591
3061174994213,19cyclictest23-21ksoftirqd/108:05:071
3061181994122,12cyclictest3066854-21modprobe09:00:003
3061178994111,6cyclictest131rcu_preempt07:10:022
3061174994115,16cyclictest23-21ksoftirqd/107:25:121
3061174994113,18cyclictest23-21ksoftirqd/108:21:341
3061171994129,10cyclictest12-21ksoftirqd/008:25:010
3061171994112,9cyclictest131rcu_preempt08:40:010
3061181994029,8cyclictest361rcuc/307:55:003
306118199400,6cyclictest150-21pr/ttyS207:32:483
306118199400,6cyclictest150-21pr/ttyS207:32:483
306117899402,5cyclictest131rcu_preempt09:10:012
306117499406,6cyclictest131rcu_preempt07:59:591
3061174994029,8cyclictest3467602-21systemd-journal08:36:091
3061174994011,5cyclictest131rcu_preempt07:43:591
3061171994011,5cyclictest131rcu_preempt07:49:000
3061171994011,5cyclictest131rcu_preempt07:49:000
3061171993928,8cyclictest12-21ksoftirqd/008:10:000
3061178993832,4cyclictest3047963-21kworker/2:107:13:052
306117499384,4cyclictest131rcu_preempt08:25:341
306117199383,10cyclictest3065634-21grep08:35:010
306117199382,33cyclictest151rcuc/007:25:020
3061171993730,4cyclictest16950irq/224-800000008:41:090
306117199372,30cyclictest3067145-21systemd-run09:05:010
306117199372,30cyclictest3067145-21systemd-run09:05:010
3061174993610,18cyclictest23-21ksoftirqd/108:53:151
3061171993618,14cyclictest12-21ksoftirqd/008:55:000
3061174993516,9cyclictest23-21ksoftirqd/108:48:501
306117199358,17cyclictest3061162-21cyclictest07:10:010
306117199331,29cyclictest0-21swapper/008:49:290
3061181993122,6cyclictest37-21ksoftirqd/307:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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