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2026-02-09 - 21:20
[ 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 #7, slot #4

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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot4s.osadl.org (updated Mon Feb 09, 2026 12:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1565699596,20cyclictest27-21ksoftirqd/211:15:132
1564499510,21cyclictest8833-21ssh10:10:141
15668995038,8cyclictest28366irq/58-eth012:15:133
1564499495,5cyclictest0-21swapper/109:20:151
1564499466,34cyclictest32242-21ssh10:05:131
15635994622,20cyclictest12-21ksoftirqd/009:15:120
1564499451,36cyclictest29575-21ssh09:10:101
1566899445,26cyclictest28366irq/58-eth010:55:143
15644994413,20cyclictest21-21ksoftirqd/107:15:131
1564499441,2cyclictest131rcu_preempt11:00:131
1564499425,28cyclictest23154-21ssh10:00:111
1564499422,30cyclictest12230-21ssh12:35:131
15644994222,9cyclictest15495-21kworker/1:007:10:121
1566899401,22cyclictest28366irq/58-eth010:10:143
1565699408,21cyclictest27-21ksoftirqd/212:35:132
1565699392,30cyclictest19360-21ssh12:01:142
1563599392,30cyclictest11564-21ssh11:05:160
1566899382,24cyclictest28366irq/58-eth011:05:163
1566899372,20cyclictest28366irq/58-eth007:20:133
1565699372,13cyclictest750-21sendmail-mta10:00:122
1564499377,11cyclictest29657-21ssh11:15:151
15635993619,10cyclictest12-21ksoftirqd/009:50:120
15668993518,10cyclictest28366irq/58-eth009:25:123
1565699352,27cyclictest2420-21/usr/sbin/munin11:00:152
1564499359,8cyclictest13776-21ntpq11:40:271
1564499355,17cyclictest21771-21ssh10:35:131
1564499355,17cyclictest21771-21ssh10:35:131
1564499351,26cyclictest17683-21sh12:20:141
1566899341,18cyclictest28366irq/58-eth009:55:123
1565699346,11cyclictest23300-21ssh11:29:142
1564499342,9cyclictest20628-21ssh11:10:141
1563599342,25cyclictest8597-21ssh12:15:130
1564499331,23cyclictest28251-21ssh09:45:151
1566899328,13cyclictest28366irq/58-eth009:50:123
1564499323,17cyclictest24294-21ssh09:25:121
1564499323,11cyclictest0-21swapper/112:00:521
1564499322,24cyclictest4777-21ssh11:55:121
1563599321,22cyclictest26662-21sh12:25:130
1566899313,19cyclictest28366irq/58-eth009:45:143
1565699312,21cyclictest19241-21diskstats11:45:142
1566899304,13cyclictest28366irq/58-eth009:30:133
1566899302,18cyclictest28366irq/58-eth008:15:133
1566899302,18cyclictest28366irq/58-eth008:15:123
1565699303,20cyclictest22346irq/40-dwc2_hso08:40:162
1565699303,16cyclictest22346irq/40-dwc2_hso07:35:152
1564499309,10cyclictest21-21ksoftirqd/110:55:131
1564499302,23cyclictest24467-21ssh11:30:141
1563599302,21cyclictest4733-21ssh12:10:530
1563599291,23cyclictest3585-21ssh10:25:140
1563599291,23cyclictest3585-21ssh10:25:140
1566899283,16cyclictest28366irq/58-eth011:00:123
1566899283,14cyclictest0-21swapper/311:20:133
1566899282,17cyclictest28366irq/58-eth008:55:113
15668992814,10cyclictest28366irq/58-eth010:50:143
1565699283,10cyclictest0-21swapper/212:12:152
1565699282,21cyclictest14071-21ssh12:16:132
15644992811,13cyclictest21-21ksoftirqd/112:30:141
1563599285,15cyclictest24278-21sh09:25:110
1563599282,19cyclictest6357-21diskstats11:20:140
1563599282,19cyclictest17230-21ssh11:43:130
1563599282,18cyclictest28234-21ssh09:45:130
1566899271,16cyclictest28366irq/58-eth010:25:143
1566899271,16cyclictest28366irq/58-eth010:25:133
1566899271,13cyclictest28366irq/58-eth012:30:143
15668992710,10cyclictest28366irq/58-eth012:25:133
1565699276,14cyclictest22346irq/40-dwc2_hso07:15:122
1565699274,15cyclictest22346irq/40-dwc2_hso07:10:112
1565699272,18cyclictest22346irq/40-dwc2_hso08:05:132
15668992613,8cyclictest28366irq/58-eth011:15:143
1565699263,15cyclictest0-21swapper/212:20:152
15656992614,5cyclictest7687-21ssh10:45:152
1565699261,17cyclictest32183-21timerwakeupswit11:50:292
1564499261,20cyclictest1005-21ssh09:30:141
1563599266,15cyclictest29213-21diskmemload11:35:130
1563599262,19cyclictest29630-21apt-get11:15:120
15668992516,6cyclictest28366irq/58-eth010:15:133
1565699252,16cyclictest26653-21ssh12:25:122
15656992510,10cyclictest4775-21sh11:55:132
1564499259,8cyclictest21-21ksoftirqd/107:50:121
1564499259,8cyclictest21-21ksoftirqd/107:50:111
1564499251,14cyclictest28201-21ssh11:50:151
1563599255,9cyclictest12-21ksoftirqd/010:23:220
1563599255,6cyclictest12-21ksoftirqd/011:59:040
1563599252,17cyclictest29566-21ssh09:10:080
1563599251,4cyclictest12-21ksoftirqd/011:35:010
1563599251,21cyclictest6010-21ssh11:00:240
1563599251,17cyclictest14085-21sh09:55:120
1566899243,9cyclictest28366irq/58-eth011:25:153
15668992418,4cyclictest321rcuc/311:14:043
1565699243,14cyclictest22346irq/40-dwc2_hso10:05:122
1565699242,9cyclictest28255-21diskmemload09:45:142
1565699242,19cyclictest29335-21ntpq10:55:242
1565699241,8cyclictest6298-21ls07:30:262
15656992412,5cyclictest29648-21ssh11:30:552
1564499243,16cyclictest7532-21/usr/sbin/munin10:45:151
1564499241,17cyclictest11283-21ssh11:20:421
1564499241,16cyclictest30912-21ssh10:40:131
1563599247,9cyclictest12-21ksoftirqd/011:46:460
1563599247,8cyclictest12-21ksoftirqd/012:20:410
1563599247,7cyclictest12-21ksoftirqd/010:11:390
1563599247,4cyclictest12-21ksoftirqd/010:01:440
1563599246,8cyclictest12-21ksoftirqd/012:02:400
1563599246,8cyclictest12-21ksoftirqd/010:55:500
1563599246,8cyclictest12-21ksoftirqd/010:16:310
1563599246,8cyclictest12-21ksoftirqd/009:38:050
1563599246,8cyclictest12-21ksoftirqd/009:30:570
1563599245,6cyclictest12-21ksoftirqd/007:25:010
1563599244,5cyclictest12-21ksoftirqd/012:05:110
15635992412,3cyclictest131rcu_preempt12:33:510
15635992410,9cyclictest12205-21apt-get12:35:120
15668992318,3cyclictest321rcuc/309:20:593
15668992317,4cyclictest321rcuc/310:21:503
15668992314,6cyclictest28366irq/58-eth010:45:263
1565699238,11cyclictest6769-21kthreadcore10:25:242
1565699238,11cyclictest6769-21kthreadcore10:25:232
1565699232,17cyclictest8763-21cut09:50:282
1565699232,10cyclictest9845-21awk09:15:242
1565699231,17cyclictest9945-21ssh11:20:262
1565699231,13cyclictest532-21ls09:10:182
1565699231,10cyclictest336466ssh10:40:332
1564499232,17cyclictest29213-21diskmemload10:51:141
1564499232,15cyclictest483-21ssh12:27:151
1564499231,17cyclictest3587-21ssh10:25:141
1564499231,17cyclictest3587-21ssh10:25:141
1563599239,6cyclictest131rcu_preempt10:32:560
1563599239,6cyclictest131rcu_preempt10:32:560
1563599237,6cyclictest12-21ksoftirqd/010:38:330
1563599237,6cyclictest12-21ksoftirqd/010:38:330
1563599236,8cyclictest12-21ksoftirqd/010:45:330
1563599234,8cyclictest131rcu_preempt09:20:570
1563599234,8cyclictest12-21ksoftirqd/011:25:240
15635992313,5cyclictest0-21swapper/010:50:140
15668992217,3cyclictest321rcuc/311:53:493
15668992216,4cyclictest321rcuc/307:10:223
1565699223,10cyclictest23977-21kthreadcore08:25:192
1565699222,6cyclictest0-21swapper/212:09:142
1565699222,17cyclictest20112-21ssh09:20:352
1565699222,15cyclictest22346irq/40-dwc2_hso10:35:142
1565699222,15cyclictest22346irq/40-dwc2_hso10:35:132
1565699222,15cyclictest0-21swapper/211:42:132
1565699222,11cyclictest3203-21/usr/sbin/munin12:30:332
1565699221,9cyclictest24291-21sh09:25:132
1565699221,6cyclictest24378-21sshd09:00:142
1565699221,6cyclictest24378-21sshd09:00:132
15656992211,9cyclictest19038-21ssh09:55:352
1565699221,12cyclictest18955-21cut10:50:222
1565699221,10cyclictest22573-21kthreadcore09:40:232
15656992210,9cyclictest29199-21sshd09:07:152
15656992210,5cyclictest16023-21ssh10:13:162
1565699220,8cyclictest21699-21kthreadcore11:10:212
1564499221,17cyclictest12394-21cut07:40:161
1563599227,4cyclictest12-21ksoftirqd/011:10:410
1563599225,7cyclictest12-21ksoftirqd/007:50:250
1563599225,7cyclictest12-21ksoftirqd/007:50:250
1563599223,12cyclictest0-21swapper/008:45:110
1563599221,18cyclictest12316-21switchtime08:10:270
1566899213,12cyclictest0-21swapper/311:43:133
1566899212,12cyclictest0-21swapper/311:30:143
15668992116,3cyclictest321rcuc/309:42:203
15668992115,4cyclictest321rcuc/310:40:543
15668992115,4cyclictest321rcuc/308:20:113
15668992114,2cyclictest0-21swapper/311:55:123
15668992113,6cyclictest321rcuc/312:10:443
1566899211,14cyclictest28366irq/58-eth010:30:153
1566899211,14cyclictest28366irq/58-eth010:30:143
1565699219,4cyclictest9501-21kthreadcore08:10:192
1565699218,6cyclictest14435-21tr11:05:242
1565699217,5cyclictest15618-21cyclictest10:30:162
1565699217,5cyclictest15618-21cyclictest10:30:152
1565699212,10cyclictest11803-21kthreadcore09:35:202
15656992115,4cyclictest21022-21ssh10:15:212
1565699211,11cyclictest950-21/usr/sbin/munin09:30:242
1565699211,11cyclictest4816-21processes11:35:262
1565699211,11cyclictest16889-21sh07:45:012
1565699211,10cyclictest19020-21ps08:20:192
1565699210,12cyclictest2603-21wc08:00:272
1564499211,17cyclictest31725-21ls12:10:031
1563599216,12cyclictest12-21ksoftirqd/007:40:110
1563599215,9cyclictest12-21ksoftirqd/010:09:180
1563599214,6cyclictest12-21ksoftirqd/008:00:000
1563599212,5cyclictest12-21ksoftirqd/010:42:310
15635992116,3cyclictest151rcuc/011:50:130
15635992115,4cyclictest151rcuc/009:41:150
15635992114,3cyclictest0-21swapper/008:35:150
1566899209,8cyclictest0-21swapper/311:47:313
1566899205,6cyclictest0-21swapper/312:05:123
1566899203,12cyclictest0-21swapper/312:03:143
1566899203,10cyclictest0-21swapper/312:20:143
1566899202,12cyclictest0-21swapper/312:35:133
1566899202,11cyclictest0-21swapper/310:35:043
1566899202,11cyclictest0-21swapper/310:35:043
15668992015,3cyclictest321rcuc/310:02:173
15668992014,4cyclictest321rcuc/310:08:163
15668992011,7cyclictest0-21swapper/311:35:373
1565699206,11cyclictest0-21swapper/207:50:162
1565699206,11cyclictest0-21swapper/207:50:152
1565699203,15cyclictest21750-21kthreadcore08:55:192
1565699202,15cyclictest30487-21fschecks_time07:25:142
1565699201,9cyclictest4907-21cron08:40:012
1565699201,9cyclictest27211-21sed07:55:172
1565699201,9cyclictest17343-21grep08:15:282
1565699201,9cyclictest17343-21grep08:15:282
1565699201,16cyclictest20769-21switchtime07:45:272
1565699201,15cyclictest26518-21kthreadcore07:20:192
1565699201,10cyclictest30499-21ssh10:20:222
1564499201,6cyclictest0-21swapper/109:50:151
1564499201,14cyclictest17121-21apt-get07:45:121
15644992011,4cyclictest0-21swapper/108:40:151
1563599204,7cyclictest3887-21apt-get08:05:140
1563599204,5cyclictest131rcu_preempt07:45:230
1563599204,3cyclictest131rcu_preempt07:30:230
1563599200,9cyclictest22575-21kthreadcore08:55:200
1566899192,8cyclictest28366irq/58-eth008:25:143
15668991914,3cyclictest321rcuc/309:15:123
15668991914,3cyclictest321rcuc/309:10:553
15668991913,4cyclictest0-21swapper/308:40:273
1565699193,9cyclictest17076-21kthreadcore08:50:222
1565699191,9cyclictest28300-21sed08:30:172
1565699191,15cyclictest0-21swapper/208:45:122
1564499192,11cyclictest5856-21ssh12:12:141
1564499191,8cyclictest2264-21kthreadcore11:35:191
1564499191,8cyclictest0-21swapper/111:48:261
15644991911,5cyclictest29756-21cut07:55:211
1564499191,14cyclictest10100-21rm09:35:151
1564499191,13cyclictest17749-21sed09:55:241
1563599196,10cyclictest21250-21tr07:15:190
1563599195,3cyclictest131rcu_preempt07:10:100
1563599193,7cyclictest12-21ksoftirqd/008:20:120
1563599193,5cyclictest12-21ksoftirqd/008:50:250
1563599192,14cyclictest31646-21fschecks_count08:00:150
1566899182,10cyclictest0-21swapper/307:55:143
1566899182,10cyclictest0-21swapper/307:45:133
15668991813,3cyclictest0-21swapper/309:35:293
1564499182,13cyclictest12617-21ssh10:30:151
1564499182,13cyclictest12617-21ssh10:30:141
1564499181,9cyclictest19131-21/usr/sbin/munin09:40:171
1564499181,8cyclictest0-21swapper/109:19:061
1564499181,2cyclictest131rcu_preempt11:05:271
1564499181,14cyclictest8624-21ssh12:15:151
1564499181,14cyclictest17826-21find10:15:111
1564499181,14cyclictest0-21swapper/107:35:151
1563599183,2cyclictest131rcu_preempt08:15:220
1563599183,2cyclictest131rcu_preempt08:15:210
1563599182,14cyclictest32059-21kthreadcore07:25:190
15635991810,6cyclictest32497-21sshd08:33:140
1566899172,10cyclictest0-21swapper/308:00:133
15668991712,3cyclictest321rcuc/309:01:003
15668991712,3cyclictest321rcuc/309:01:003
15668991712,3cyclictest0-21swapper/308:30:253
15668991711,4cyclictest0-21swapper/307:40:143
1566899171,10cyclictest0-21swapper/308:35:263
1564499179,6cyclictest31875-21sed08:00:171
1564499179,6cyclictest14537-21sshd08:49:141
1564499172,11cyclictest20409-21ssh11:25:491
1564499172,10cyclictest2755-21sshd07:30:131
1564499171,7cyclictest26484-21wc08:25:241
1564499171,7cyclictest24357-21/usr/sbin/munin09:00:291
1564499171,7cyclictest24357-21/usr/sbin/munin09:00:281
15644991711,4cyclictest29064-21mailstats07:20:271
1564499171,13cyclictest21045-21kthreadcore08:55:191
15644991710,5cyclictest29801-21cut10:20:201
1563599176,3cyclictest131rcu_preempt07:38:540
1563599175,9cyclictest5660-21grep08:40:200
1563599172,4cyclictest12-21ksoftirqd/009:06:140
1563599172,11cyclictest0-21swapper/008:25:140
1563599171,5cyclictest12-21ksoftirqd/009:02:400
1563599171,5cyclictest12-21ksoftirqd/009:02:400
1566899162,9cyclictest0-21swapper/307:30:133
1566899161,8cyclictest0-21swapper/307:15:123
15668991611,3cyclictest0-21swapper/308:10:123
1566899161,12cyclictest0-21swapper/307:50:283
1566899161,12cyclictest0-21swapper/307:50:273
1564499168,6cyclictest15151-21sed08:50:181
1564499167,6cyclictest29216-21apt09:10:001
1564499165,7cyclictest0-21swapper/108:05:121
1564499163,10cyclictest30034-21kworker/1:207:25:181
1564499161,7cyclictest18991-21kernelversion08:20:181
1564499161,2cyclictest131rcu_preempt08:10:141
1564499161,12cyclictest3956-21switchtime08:35:311
1564499161,12cyclictest1-21systemd08:15:161
1564499161,12cyclictest1-21systemd08:15:151
1566899159,4cyclictest33-21ksoftirqd/308:10:013
1566899159,4cyclictest0-21swapper/307:35:163
1566899158,4cyclictest0-21swapper/308:50:263
15668991510,3cyclictest0-21swapper/308:45:133
15668991510,3cyclictest0-21swapper/307:25:313
1565699152,11cyclictest15618-21cyclictest07:10:012
1564499151,11cyclictest27919-21acpi08:30:111
1564499151,10cyclictest15515-21latency_hist07:10:011
1563599151,10cyclictest15689-21latency_hist07:10:020
1566899149,3cyclictest0-21swapper/309:06:543
1566899101,6cyclictest0-21swapper/307:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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