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2026-02-08 - 12:11
[ 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 #b, slot #5

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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  Phytec
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.

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 highest latencies:
System rackbslot5s.osadl.org (updated Sun Feb 08, 2026 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4110785995647,4cyclictest4125423-21munin-plugin-st19:50:013
4110785995241,7cyclictest4135262-21grep20:15:393
4110785995241,7cyclictest4135262-21grep20:15:393
4110785995040,8cyclictest391ktimers/323:15:133
4110785994838,7cyclictest31877-21grep00:35:253
4110785994836,9cyclictest4163274-21sendmail21:40:013
4110781994835,8cyclictest4121562-21grep19:35:252
4110785994739,5cyclictest4121993-21munin-plugin-st19:40:013
4110785994638,5cyclictest7767-21idleruntime-cro23:30:003
4110776994636,7cyclictest4140803-21sh20:34:591
4110781994431,11cyclictest311ktimers/223:55:122
4110781994431,11cyclictest311ktimers/223:55:122
4110772994433,7cyclictest4140805-21cron20:35:000
4110785994326,7cyclictest131rcu_preempt23:50:103
4110781994335,6cyclictest4164631-21kworker/u8:1+events_unbound21:47:242
4110785994129,5cyclictest131rcu_preempt20:00:163
4110781994130,7cyclictest4135263-21unixbench_singl20:15:392
4110781994130,7cyclictest4135263-21unixbench_singl20:15:392
4110776994119,2cyclictest131rcu_preempt23:45:121
4110772994127,10cyclictest121ktimers/019:20:140
4110785994034,4cyclictest4183546-21kworker/u8:0+events_unbound23:02:373
4110785994034,4cyclictest4138924-21kworker/u8:2+events_unbound20:32:093
4110785994028,8cyclictest4169695-21grep21:55:243
4110781994029,7cyclictest4163263-21grep21:40:012
4110772994028,8cyclictest25079-21grep00:15:240
4110785993926,9cyclictest391ktimers/319:30:123
4110776993931,4cyclictest11212-21idleruntime-cro23:40:011
4110776993929,7cyclictest25518-21sendmail00:20:011
4110776993926,9cyclictest231ktimers/123:50:101
4110785993832,4cyclictest4160196-21kworker/u8:0+events_unbound21:52:243
4110785993827,7cyclictest0-21swapper/322:55:253
4110785993824,5cyclictest131rcu_preempt23:40:013
4110785993815,7cyclictest131rcu_preempt22:00:123
4110781993832,4cyclictest4119996-21kworker/u8:1+events_unbound19:31:582
4110781993827,8cyclictest4133542-21grep20:10:262
4110781993827,7cyclictest31880-21unixbench_multi00:35:252
4110772993828,7cyclictest0-21swapper/020:40:000
4110785993730,5cyclictest9199-21kworker/u8:1+events_unbound23:47:443
4110785993730,4cyclictest0-21swapper/323:15:003
4110785993715,10cyclictest131rcu_preempt21:26:513
4110781993718,4cyclictest131rcu_preempt21:05:012
4110776993725,8cyclictest4170120-21sendmail22:00:001
4110785993629,5cyclictest4181819-21kworker/u8:1+events_unbound22:44:423
4110785993628,4cyclictest0-21swapper/320:55:003
4110785993619,10cyclictest4141764-21mailstats20:35:233
4110785993617,11cyclictest131rcu_preempt20:00:013
4110781993625,7cyclictest4142039-21grep20:35:252
4110781993615,5cyclictest131rcu_preempt20:20:242
4110781993615,5cyclictest131rcu_preempt20:20:242
4110776993628,4cyclictest0-21swapper/100:05:161
411077299364,4cyclictest131rcu_preempt21:30:120
4110785993527,4cyclictest0-21swapper/320:47:113
4110785993518,11cyclictest131rcu_preempt19:20:503
4110785993516,11cyclictest0-21swapper/321:13:113
4110781993527,4cyclictest0-21swapper/222:00:002
4110781993527,4cyclictest0-21swapper/220:05:272
4110781993525,7cyclictest4152560-21grep21:05:252
4110781993519,9cyclictest131rcu_preempt23:40:192
4110776993525,6cyclictest0-21swapper/122:05:001
4110776993522,9cyclictest0-21swapper/100:40:001
411078599349,12cyclictest131rcu_preempt23:10:013
411078599348,12cyclictest131rcu_preempt21:50:003
4110785993426,4cyclictest0-21swapper/323:25:003
4110785993426,4cyclictest0-21swapper/322:20:253
4110785993416,11cyclictest131rcu_preempt00:20:253
4110785993412,12cyclictest40-21ksoftirqd/322:05:183
411078599341,11cyclictest40-21ksoftirqd/322:45:253
4110781993427,4cyclictest0-21swapper/223:10:152
4110781993426,4cyclictest0-21swapper/221:00:012
4110781993423,8cyclictest4194004-21grep23:05:252
4110781993423,7cyclictest9068-21grep23:30:262
4110781993422,8cyclictest311ktimers/219:45:122
4110781993416,3cyclictest131rcu_preempt19:51:532
4110781993413,12cyclictest131rcu_preempt22:35:182
411078199341,18cyclictest4171813-21cron22:05:002
411077699347,6cyclictest131rcu_preempt21:45:111
4110776993423,6cyclictest0-21swapper/121:35:241
4110776993422,8cyclictest2607-21apt-key23:15:011
4110772993428,4cyclictest4112589-21latency_hist19:15:010
4110772993425,6cyclictest0-21swapper/022:55:010
4110785993322,7cyclictest0-21swapper/320:10:253
4110785993314,10cyclictest131rcu_preempt00:25:123
4110781993327,3cyclictest0-21swapper/222:20:002
4110781993327,3cyclictest0-21swapper/222:20:002
4110781993325,4cyclictest0-21swapper/200:35:002
4110781993323,6cyclictest0-21swapper/220:40:262
4110781993317,9cyclictest131rcu_preempt23:15:252
411078199331,14cyclictest32-21ksoftirqd/219:10:132
4110781993310,5cyclictest131rcu_preempt23:00:122
4110776993326,4cyclictest4191041-21auditctl23:00:001
4110776993326,4cyclictest0-21swapper/122:45:011
4110776993325,4cyclictest0-21swapper/121:00:261
4110772993325,4cyclictest0-21swapper/023:05:000
4110772993323,7cyclictest4173942-21fschecks_time22:10:140
4110772993323,7cyclictest4173942-21fschecks_time22:10:140
4110772993322,7cyclictest4130132-21grep20:00:260
4110772993318,13cyclictest4110765-21cyclictest23:40:120
411078599328,6cyclictest131rcu_preempt21:30:243
411078599328,14cyclictest40-21ksoftirqd/322:10:243
411078599328,14cyclictest40-21ksoftirqd/322:10:243
4110785993225,4cyclictest4127122-21idleruntime-cro19:55:003
4110785993225,4cyclictest0-21swapper/323:55:153
4110785993225,4cyclictest0-21swapper/323:55:153
4110785993223,6cyclictest41366102sleep320:20:233
4110785993223,6cyclictest41366102sleep320:20:223
4110785993211,12cyclictest40-21ksoftirqd/322:15:193
4110785993211,12cyclictest40-21ksoftirqd/322:15:183
411078199327,7cyclictest32-21ksoftirqd/222:05:252
4110781993224,4cyclictest0-21swapper/200:15:242
4110781993222,6cyclictest0-21swapper/220:30:002
4110781993222,6cyclictest0-21swapper/200:15:002
4110781993221,4cyclictest4154641-21kworker/u8:1+events_unbound21:22:182
4110781993211,4cyclictest131rcu_preempt23:20:182
4110781993210,14cyclictest32-21ksoftirqd/222:45:012
4110772993226,4cyclictest4181819-21kworker/u8:1+events_unbound22:45:060
4110772993222,7cyclictest0-21swapper/020:20:250
4110772993222,7cyclictest0-21swapper/020:20:250
411078599316,8cyclictest40-21ksoftirqd/319:15:013
4110785993123,4cyclictest0-21swapper/320:27:063
4110785993120,5cyclictest28557-21kworker/u8:1+events_unbound00:30:183
4110785993119,6cyclictest0-21swapper/321:05:253
4110785993118,5cyclictest4149891-21cpuspeed21:00:143
4110785993115,5cyclictest131rcu_preempt20:05:263
4110785993114,5cyclictest131rcu_preempt00:15:243
4110785993111,10cyclictest131rcu_preempt22:30:183
4110781993122,4cyclictest0-21swapper/200:30:002
4110781993120,5cyclictest131rcu_preempt22:45:202
4110781993117,5cyclictest131rcu_preempt20:30:242
4110781993112,3cyclictest131rcu_preempt21:15:192
411078199311,20cyclictest0-21swapper/222:25:112
4110776993122,5cyclictest4114933-21kthreadd19:20:001
4110776993119,7cyclictest4136960-21grep20:20:251
4110776993119,7cyclictest4136960-21grep20:20:251
4110772993121,7cyclictest16771-21latency_hist23:55:010
4110772993115,8cyclictest11-21ksoftirqd/023:12:360
411077299310,4cyclictest131rcu_preempt20:15:120
411077299310,4cyclictest131rcu_preempt20:15:110
411078599308,15cyclictest40-21ksoftirqd/322:30:013
411078599308,13cyclictest40-21ksoftirqd/323:30:253
411078599307,5cyclictest131rcu_preempt19:15:073
4110785993013,5cyclictest131rcu_preempt23:40:173
4110785993012,10cyclictest4149254-21kworker/u8:2+events_unbound20:56:453
411078199308,12cyclictest131rcu_preempt00:00:242
411078199307,6cyclictest32-21ksoftirqd/220:05:002
411078199306,11cyclictest32-21ksoftirqd/222:35:012
411078199302,16cyclictest32-21ksoftirqd/221:10:222
4110781993017,9cyclictest204-21dbus-daemon19:57:022
4110781993015,5cyclictest4160196-21kworker/u8:0-events_unbound21:33:592
4110776993022,4cyclictest0-21swapper/121:05:161
4110776993022,4cyclictest0-21swapper/120:10:251
4110776993021,6cyclictest0-21swapper/122:20:001
4110776993021,6cyclictest0-21swapper/122:20:001
4110776993018,8cyclictest1-21systemd22:07:271
4110776993016,11cyclictest4110765-21cyclictest22:20:131
4110772993024,4cyclictest4158094-21kworker/u8:2+events_unbound21:24:440
4110772993016,10cyclictest121ktimers/021:40:120
411078599297,13cyclictest131rcu_preempt21:40:253
411078599292,17cyclictest0-21swapper/319:40:523
4110785992920,6cyclictest381rcuc/321:15:123
4110785992914,4cyclictest131rcu_preempt00:00:223
4110785992911,12cyclictest131rcu_preempt00:10:043
4110785992910,13cyclictest40-21ksoftirqd/321:20:183
411078199297,13cyclictest32-21ksoftirqd/221:25:232
4110781992917,8cyclictest311ktimers/222:50:242
4110781992915,3cyclictest131rcu_preempt20:50:232
4110781992912,5cyclictest131rcu_preempt22:55:252
4110781992911,5cyclictest131rcu_preempt19:25:112
4110781992910,4cyclictest0-21swapper/200:05:112
4110776992922,3cyclictest0-21swapper/122:25:251
4110776992921,4cyclictest0-21swapper/120:40:001
4110776992920,6cyclictest18847-21tune2fs00:00:161
4110776992919,7cyclictest4182083-21idleruntime-cro22:35:001
4110772992923,4cyclictest4194112-21kworker/u8:3+events_unbound23:27:080
4110772992921,4cyclictest0-21swapper/023:30:250
4110772992919,6cyclictest0-21swapper/020:05:170
411077299291,11cyclictest4191075-21idleruntime-cro23:00:000
4110785992817,7cyclictest391ktimers/322:35:263
4110785992816,4cyclictest131rcu_preempt22:50:213
411078199288,12cyclictest32-21ksoftirqd/223:25:252
411078199287,6cyclictest131rcu_preempt21:40:252
411078199285,13cyclictest32-21ksoftirqd/223:50:232
411078199284,15cyclictest131rcu_preempt21:50:062
4110781992821,3cyclictest0-21swapper/222:10:142
4110781992821,3cyclictest0-21swapper/222:10:142
4110781992816,4cyclictest131rcu_preempt19:16:262
4110781992811,3cyclictest131rcu_preempt20:45:212
4110781992811,3cyclictest131rcu_preempt00:25:012
4110781992811,3cyclictest0-21swapper/219:22:372
4110781992810,11cyclictest32-21ksoftirqd/219:40:142
4110776992820,4cyclictest0-21swapper/121:20:151
4110776992820,4cyclictest0-21swapper/100:20:241
4110776992817,7cyclictest0-21swapper/119:15:011
4110772992822,4cyclictest4181819-21kworker/u8:1+events_unbound22:32:320
4110772992822,3cyclictest0-21swapper/000:10:230
411078599278,10cyclictest131rcu_preempt19:25:183
411078599272,10cyclictest40-21ksoftirqd/320:40:053
4110785992711,3cyclictest131rcu_preempt00:05:183
411078199278,12cyclictest32-21ksoftirqd/223:45:242
411078199274,16cyclictest32-21ksoftirqd/223:35:152
411078199271,13cyclictest0-21swapper/222:20:162
4110776992721,3cyclictest4146156-21kthreadd20:50:001
4110776992718,5cyclictest0-21swapper/122:10:141
4110776992718,5cyclictest0-21swapper/122:10:131
4110776992717,7cyclictest4166920-21apt-get21:50:111
4110772992722,2cyclictest13550irq/42-30be0000.ethernet23:15:180
4110772992720,4cyclictest0-21swapper/000:34:590
4110772992719,5cyclictest0-21swapper/019:15:040
4110772992718,4cyclictest0-21swapper/019:52:010
4110776992619,4cyclictest4120269-21cron19:35:011
4110776992619,3cyclictest0-21swapper/121:00:001
4110776992618,5cyclictest0-21swapper/100:10:231
4110776992618,4cyclictest0-21swapper/123:20:001
4110776992618,4cyclictest0-21swapper/120:17:061
4110776992618,4cyclictest0-21swapper/120:17:061
4110776992617,7cyclictest4118057-21timerwakeupswit19:25:241
4110776992616,5cyclictest0-21swapper/121:15:161
4110776992615,7cyclictest0-21swapper/119:45:181
411077299262,10cyclictest5143-21ntp_states23:20:220
4110772992620,4cyclictest4147544-21kworker/u8:0+events_unbound20:52:130
4110772992620,4cyclictest4121720-21kworker/u8:0+events_unbound19:37:490
4110772992619,5cyclictest4162897-21kworker/u8:2+events_unbound21:37:200
4110772992619,3cyclictest0-21swapper/022:05:160
4110772992618,5cyclictest41429632sleep020:40:060
4110772992618,4cyclictest0-21swapper/021:05:250
411077299261,4cyclictest131rcu_preempt22:35:140
4110772992614,8cyclictest4169636-21sed21:55:240
411077699252,5cyclictest131rcu_preempt21:30:111
4110776992518,5cyclictest7472-21kworker/u8:0+events_unbound23:27:401
4110776992517,5cyclictest4125640-21kworker/u8:1+events_unbound19:52:041
4110776992517,4cyclictest0-21swapper/123:40:241
4110776992516,5cyclictest41467912sleep120:50:191
4110772992519,4cyclictest4169949-21kworker/u8:2+events_unbound22:00:200
4110772992519,4cyclictest4154641-21kworker/u8:1+events_unbound21:20:020
4110772992519,4cyclictest4131948-21kworker/u8:1+events_unbound21:01:380
4110772992519,3cyclictest0-21swapper/019:30:010
4110772992518,4cyclictest579-21latency_hist23:10:010
4110772992516,5cyclictest0-21swapper/020:55:240
4110772992510,5cyclictest9199-21kworker/u8:1+events_unbound23:46:480
411077299250,4cyclictest131rcu_preempt19:40:110
411077699242,3cyclictest131rcu_preempt22:40:011
4110776992418,3cyclictest0-21swapper/120:05:011
4110776992416,4cyclictest0-21swapper/119:40:151
4110776992415,6cyclictest29728-21ntpq00:30:211
4110776992414,7cyclictest4194273-21seq23:07:381
4110776992411,9cyclictest204-21dbus-daemon22:52:341
411077699241,12cyclictest0-21swapper/120:40:051
411077299246,8cyclictest131rcu_preempt00:00:220
411077299245,8cyclictest131rcu_preempt00:35:200
411077299241,8cyclictest11179-21munin-run23:40:000
4110772992416,5cyclictest0-21swapper/023:55:130
4110772992416,5cyclictest0-21swapper/023:55:130
411077699239,5cyclictest4121720-21kworker/u8:0+events_unbound19:38:581
4110776992317,3cyclictest0-21swapper/121:10:231
4110776992317,3cyclictest0-21swapper/119:20:221
4110776992314,7cyclictest17759-21switchtime23:55:251
4110776992314,7cyclictest17759-21switchtime23:55:241
4110776992313,7cyclictest9362-21seq23:33:501
411077299236,7cyclictest131rcu_preempt22:40:230
411077299236,7cyclictest131rcu_preempt21:50:170
411077299236,3cyclictest131rcu_preempt00:05:120
4110772992318,3cyclictest13550irq/42-30be0000.ethernet19:45:150
4110772992317,3cyclictest0-21swapper/019:30:250
4110772992317,3cyclictest0-21swapper/000:25:160
4110772992313,6cyclictest4180373-21ls22:30:000
411077299231,18cyclictest0-21swapper/022:16:020
411077299231,18cyclictest0-21swapper/022:16:010
411077299231,18cyclictest0-21swapper/020:12:070
411077299230,19cyclictest0-21swapper/020:27:490
411077299230,19cyclictest0-21swapper/019:56:480
411077699222,2cyclictest131rcu_preempt21:40:121
4110776992216,4cyclictest231ktimers/122:45:061
4110776992216,3cyclictest0-21swapper/123:20:211
4110776992215,4cyclictest4191455-21fschecks_count23:00:161
4110776992213,6cyclictest4131981-21seq20:06:501
4110776992213,6cyclictest0-21swapper/120:25:191
4110772992215,5cyclictest121ktimers/021:45:200
411077299220,18cyclictest0-21swapper/021:12:050
411077699215,4cyclictest131rcu_preempt00:29:021
4110776992115,3cyclictest0-21swapper/119:55:141
4110776992113,4cyclictest0-21swapper/121:25:151
411077299211,5cyclictest131rcu_preempt20:45:130
411077299211,2cyclictest0-21swapper/000:20:130
411077299211,18cyclictest0-21swapper/022:22:200
411077299210,19cyclictest0-21swapper/021:25:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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