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2026-01-25 - 03:02
[ 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 #7

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 rack7slot7s.osadl.org (updated Sun Jan 25, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2431528878,6sleep00-21swapper/019:09:510
2431528878,6sleep00-21swapper/019:09:500
2426028875,9sleep20-21swapper/219:09:082
2426028875,9sleep20-21swapper/219:09:072
2430828068,8sleep30-21swapper/319:09:463
2430828068,8sleep30-21swapper/319:09:453
2410127868,6sleep10-21swapper/119:07:071
2410127868,6sleep10-21swapper/119:07:061
2442599256,18cyclictest32490-21/usr/sbin/munin23:50:183
24416992523,1cyclictest13-21ksoftirqd/000:03:180
2441999240,23cyclictest0-21swapper/123:34:121
2442599230,23cyclictest0-21swapper/322:58:323
2442599230,22cyclictest0-21swapper/321:13:343
2442599230,0cyclictest0-21swapper/323:43:053
2442199230,22cyclictest0-21swapper/223:58:572
2441999230,2cyclictest141rcu_preempt21:45:171
2442199225,17cyclictest56550irq/124-enp0s3121:50:482
2441999221,5cyclictest0-21swapper/123:50:181
24416992219,2cyclictest13-21ksoftirqd/022:20:270
24416992218,1cyclictest13-21ksoftirqd/021:48:540
24421992120,1cyclictest0-21swapper/200:16:022
24421992112,9cyclictest0-21swapper/220:15:272
2441999212,7cyclictest0-21swapper/121:55:121
24419992121,0cyclictest0-21swapper/123:00:451
24419992118,2cyclictest475-21in:imuxsock00:25:011
24419992118,2cyclictest475-21in:imuxsock00:25:001
24421992016,4cyclictest0-21swapper/221:10:212
2441699200,0cyclictest141rcu_preempt23:02:200
2442599190,1cyclictest0-21swapper/322:08:193
24421991911,8cyclictest0-21swapper/200:13:122
24419991918,1cyclictest0-21swapper/100:31:311
2441999190,19cyclictest0-21swapper/100:17:161
2441999190,18cyclictest0-21swapper/123:08:401
2441999190,17cyclictest0-21swapper/120:15:131
2441699190,0cyclictest141rcu_preempt00:34:250
202832190,0sleep20-21swapper/222:26:572
175052190,0sleep20-21swapper/223:03:362
2441999185,4cyclictest25-21ksoftirqd/122:13:091
24419991816,2cyclictest25-21ksoftirqd/121:30:121
24419991816,1cyclictest18015-21unixbench_singl20:00:241
2441699189,5cyclictest13-21ksoftirqd/022:32:260
2441699183,3cyclictest141rcu_preempt23:20:120
24416991815,1cyclictest13-21ksoftirqd/021:40:110
2442599175,11cyclictest22928-21apache_volume23:45:113
2442599174,12cyclictest20952-21latency_hist23:25:003
2442199175,1cyclictest17027-21diskmemload23:05:512
2442199172,13cyclictest31801-21apt-get19:25:122
24421991711,2cyclictest14196-21grep21:00:272
24421991711,2cyclictest14196-21grep21:00:262
2442199170,16cyclictest0-21swapper/222:01:482
2442199170,16cyclictest0-21swapper/200:20:132
2442199170,16cyclictest0-21swapper/200:20:122
2442199170,0cyclictest0-21swapper/222:57:202
2441999173,2cyclictest141rcu_preempt20:35:201
24419991715,1cyclictest0-21swapper/122:35:011
24419991715,1cyclictest0-21swapper/119:30:131
2441999171,1cyclictest141rcu_preempt23:43:281
2441699178,9cyclictest13-21ksoftirqd/022:01:230
24416991715,2cyclictest13-21ksoftirqd/000:35:210
24416991712,1cyclictest13-21ksoftirqd/022:38:450
2442599160,2cyclictest0-21swapper/321:57:593
2442199162,13cyclictest56550irq/124-enp0s3119:56:242
2442199160,1cyclictest0-21swapper/221:26:092
24419991612,2cyclictest0-21swapper/121:22:181
2441999160,16cyclictest0-21swapper/123:19:441
2441999160,15cyclictest0-21swapper/123:25:201
2441699169,5cyclictest19687-21sensors_temp22:45:250
2441699169,5cyclictest19687-21sensors_temp22:45:240
24416991616,0cyclictest0-21swapper/021:37:520
2441699160,8cyclictest2684-21perf20:40:000
2442599158,6cyclictest9092-21apache223:02:283
2442599157,4cyclictest5971-21apt-get22:00:113
24425991514,1cyclictest39-21ksoftirqd/300:19:223
24425991514,1cyclictest0-21swapper/322:39:063
2442599150,0cyclictest0-21swapper/300:12:533
2442199158,3cyclictest6588-21ssh23:15:272
24421991513,1cyclictest0-21swapper/222:05:152
2442199150,7cyclictest0-21swapper/222:13:432
2442199150,14cyclictest0-21swapper/223:30:512
2442199150,0cyclictest0-21swapper/222:44:292
24419991513,2cyclictest0-21swapper/100:02:251
2441999150,2cyclictest0-21swapper/100:07:481
2441999150,1cyclictest0-21swapper/100:39:411
2441699158,3cyclictest13-21ksoftirqd/022:56:120
24416991514,1cyclictest0-21swapper/023:39:150
24416991514,0cyclictest131ksoftirqd/023:43:520
24416991513,2cyclictest13-21ksoftirqd/000:13:210
24416991511,3cyclictest13-21ksoftirqd/021:15:480
187802150,0chrt0-21swapper/122:07:091
2442599141,2cyclictest13028-21df21:45:143
2442599140,1cyclictest0-21swapper/300:39:203
2442599140,1cyclictest0-21swapper/300:26:403
2442199148,6cyclictest9075-21apache223:51:352
24421991411,2cyclictest3621-21diskmemload21:20:202
24421991411,2cyclictest26834-21grep00:25:192
2442199140,2cyclictest0-21swapper/222:33:492
2442199140,1cyclictest0-21swapper/223:11:532
2442199140,13cyclictest0-21swapper/221:55:252
24419991412,1cyclictest25-21ksoftirqd/123:21:381
24419991412,1cyclictest0-21swapper/119:20:171
24419991410,4cyclictest38150irq/131-snd_hda19:54:591
24419991410,3cyclictest3718-21sed22:55:181
24419991410,3cyclictest22458-21ntpq21:50:191
24419991410,2cyclictest17846-21tr21:10:141
2441999140,13cyclictest0-21swapper/122:16:301
2441699149,2cyclictest0-21swapper/022:53:420
2441699148,6cyclictest141rcu_preempt22:25:210
2441699148,1cyclictest141rcu_preempt22:06:230
2441699146,5cyclictest13-21ksoftirqd/000:25:270
2441699146,1cyclictest141rcu_preempt21:05:160
2441699145,6cyclictest13-21ksoftirqd/000:06:200
24416991413,1cyclictest13-21ksoftirqd/022:20:000
24416991412,1cyclictest161rcuc/019:10:180
24416991412,1cyclictest13-21ksoftirqd/021:31:090
24416991410,1cyclictest141rcu_preempt23:07:370
2441699140,5cyclictest17027-21diskmemload23:45:110
2442599132,7cyclictest2323-21runrttasks19:30:143
24425991310,2cyclictest8838-21cron19:44:593
24425991310,2cyclictest3815-21cat00:30:273
24425991310,2cyclictest27197-21chrt22:30:353
24425991310,2cyclictest26599-21sed20:20:163
24425991310,2cyclictest25838-21ls19:10:223
24425991310,2cyclictest22310-21taskset21:31:223
24425991310,2cyclictest17562-21ssh00:20:153
24425991310,2cyclictest17562-21ssh00:20:143
24425991310,2cyclictest16321-21cut22:25:143
2442199139,3cyclictest32203-21grep20:30:262
2442199139,3cyclictest2826-21wc20:40:002
2442199139,3cyclictest25978-21chrt23:27:162
2442199136,6cyclictest13319-21head21:45:162
24421991312,1cyclictest32-21ksoftirqd/200:04:432
24421991311,1cyclictest3919-21apt-get21:40:132
24421991310,2cyclictest4009-21cat19:35:012
24421991310,2cyclictest31034-21ssh00:08:582
24421991310,2cyclictest12258-21perf21:00:012
2441999139,3cyclictest22176-21uname20:10:201
2441999139,2cyclictest28467-21tr20:25:161
2441999137,5cyclictest25-21ksoftirqd/121:40:151
2441999136,4cyclictest25-21ksoftirqd/122:55:011
2441999132,10cyclictest38150irq/131-snd_hda00:26:421
24419991310,2cyclictest14004-21munin-plugin-st23:40:001
2441999130,4cyclictest2272-21kworker/1:222:47:241
2441999130,4cyclictest2272-21kworker/1:222:47:241
2441999130,1cyclictest0-21swapper/100:12:141
2441999130,13cyclictest0-21swapper/121:37:441
2441699139,4cyclictest161rcuc/023:15:190
2441699139,3cyclictest21680-21ssh23:25:140
24416991311,2cyclictest13-21ksoftirqd/021:13:320
24416991311,1cyclictest31268-21grep20:30:160
2441699131,11cyclictest0-21swapper/019:45:130
2441699131,0cyclictest141rcu_preempt00:16:000
24416991310,3cyclictest13-21ksoftirqd/022:13:430
24416991310,2cyclictest8411-21sed19:40:250
2441699130,8cyclictest0-21swapper/022:41:160
2441699130,2cyclictest141rcu_preempt23:33:080
136572130,0chrt0-21swapper/121:26:131
2442599129,2cyclictest5132-21df23:15:143
2442599129,2cyclictest4200-21cut21:40:153
2442599129,2cyclictest3904-21grep21:20:233
2442599129,2cyclictest32558-21sed19:25:163
2442599129,2cyclictest29171-21cron21:55:003
2442599129,2cyclictest11216-21grep20:55:203
2442599128,3cyclictest30418-21ssh00:08:303
2442599128,3cyclictest21077-21ssh00:02:553
2442599126,2cyclictest0-21swapper/322:10:253
24425991212,0cyclictest0-21swapper/323:55:383
24425991210,1cyclictest16261-21cat21:05:223
2442599120,2cyclictest0-21swapper/323:29:463
2442199129,2cyclictest752-21taskset21:38:102
2442199129,2cyclictest28767-21grep20:25:162
2442199129,2cyclictest27110-21basename21:35:012
2442199129,2cyclictest2688-21wc22:35:252
2442199129,2cyclictest25742-21grep19:10:202
2442199129,2cyclictest22733-21sed20:10:272
2442199129,2cyclictest20341-21sed20:05:262
2442199129,2cyclictest18370-21tr22:45:142
2442199129,2cyclictest18370-21tr22:45:132
2442199129,2cyclictest12779-21grep19:50:212
2442199128,3cyclictest28655-21sed22:50:262
2442199128,3cyclictest26128-21tr20:20:142
2442199124,3cyclictest11276-21sh19:50:002
2442199123,4cyclictest13696-21diskstats23:20:162
2442199122,9cyclictest56550irq/124-enp0s3120:45:142
2442199120,2cyclictest15683-21sed21:05:162
2441999129,2cyclictest7014-21head20:45:271
2441999129,2cyclictest27094-21grep19:15:131
2441999129,2cyclictest26521-21sort20:20:161
2441999129,2cyclictest246942sleep122:30:011
2441999129,2cyclictest19464-21head20:05:171
2441999129,2cyclictest13683-21chrt21:00:201
2441999129,2cyclictest13683-21chrt21:00:201
2441999128,3cyclictest9271-21grep19:45:131
2441999128,3cyclictest14029-21apt22:04:591
2441699129,2cyclictest7618-21tr23:55:140
2441699129,2cyclictest30685-21head21:55:160
2441699129,2cyclictest29082-21rm23:10:160
2441699129,2cyclictest28994-21grep20:25:180
2441699129,2cyclictest23169-21sed21:50:250
2441699129,2cyclictest12066-21wc21:25:220
2441699128,1cyclictest29113-21taskset19:19:500
2441699127,4cyclictest31798-21/usr/sbin/munin19:25:130
24416991210,1cyclictest7419-21cron20:50:010
2442599119,1cyclictest32365-21grep22:15:193
2442599118,2cyclictest9679-21grep22:20:253
2442599118,2cyclictest7994-21seq20:50:143
2442599118,2cyclictest6808-21cat20:45:273
2442599118,2cyclictest6461-21expr23:35:143
2442599118,2cyclictest4665-21sed20:40:263
2442599118,2cyclictest4355-21grep19:35:143
2442599118,2cyclictest3556-21ssh23:14:493
2442599118,2cyclictest31301-21taskset19:22:133
2442599118,2cyclictest30525-21ssh22:51:463
2442599118,2cyclictest30055-21cut23:30:123
2442599118,2cyclictest28995-21sed20:25:173
2442599118,2cyclictest28583-21ssh21:15:533
2442599118,2cyclictest27572-21df19:15:153
2442599118,2cyclictest23479-21ssh23:06:413
2442599118,2cyclictest21321-21cut20:10:153
2442599118,2cyclictest17780-21ssh22:45:013
2442599118,2cyclictest17780-21ssh22:45:003
2442599118,2cyclictest15641-21sed19:55:273
2442599118,2cyclictest1561-21load20:35:183
2442599118,2cyclictest12808-21tr21:00:153
2442599118,2cyclictest12808-21tr21:00:143
2442599118,2cyclictest11799-21ssh22:40:373
2442599118,2cyclictest11340-21grep21:25:183
2442599110,11cyclictest0-21swapper/321:38:573
2442199118,2cyclictest9635-21grep22:20:262
2442199118,2cyclictest9217-21sed20:50:252
2442199118,2cyclictest7227-21tail23:35:192
2442199118,2cyclictest5360-21grep19:35:212
2442199118,2cyclictest32347-21ssh21:18:472
2442199118,2cyclictest31275-21ssh22:15:032
2442199118,2cyclictest3053-21ssh00:30:202
2442199118,2cyclictest25914-21ssh23:46:112
2442199118,2cyclictest15965-21grep23:40:212
2442199118,2cyclictest11286-21sed00:35:192
2442199117,3cyclictest31639-21cat19:25:012
2442199113,4cyclictest225-21systemd-journal20:05:002
2441999118,2cyclictest8458-21grep22:20:171
2441999118,2cyclictest8398-21grep20:50:171
2441999118,2cyclictest5242-21awk19:35:201
2441999118,2cyclictest32630-21basename19:25:181
2441999118,2cyclictest25854-21ssh21:15:071
2441999118,2cyclictest16576-21tr22:25:141
2441999110,4cyclictest0-21swapper/123:45:111
2441699119,1cyclictest26069-21tr20:20:130
2441699118,2cyclictest3521-21chrt19:30:440
2441699118,2cyclictest31385-21grep23:50:130
2441699118,2cyclictest19447-21sed20:05:170
2441699118,2cyclictest18652-21ssh00:20:200
2441699118,2cyclictest18652-21ssh00:20:190
2441699118,2cyclictest10837-21head20:55:170
2441699117,2cyclictest18432-21dump-pmu-power20:05:000
2441699114,2cyclictest13-21ksoftirqd/019:55:250
2441699111,3cyclictest0-21swapper/021:20:190
2441699110,4cyclictest0-21swapper/020:40:120
2442599108,1cyclictest325802sleep320:33:353
2442599108,1cyclictest25297-21taskset20:16:483
2442599108,1cyclictest18837-21grep20:05:153
2442599108,1cyclictest11871-21expr19:50:143
2442599102,5cyclictest17699-21sensors_fan20:00:203
2442199108,1cyclictest7182-21expr19:40:142
2442199104,4cyclictest29165-21sendmail19:20:002
2442199102,3cyclictest0-21swapper/220:40:122
2441999108,1cyclictest325062sleep120:32:361
2441999108,1cyclictest24837-21chrt19:10:151
2441999108,1cyclictest12569-21ssh22:41:121
2441999107,2cyclictest8088-21cut19:40:211
2441999107,2cyclictest28120-21rm23:10:051
2441999100,10cyclictest0-21swapper/123:55:171
2441699108,1cyclictest9532-21chrt20:50:540
2441699108,1cyclictest13630-21cut21:00:200
2441699108,1cyclictest13630-21cut21:00:190
2441699108,1cyclictest11888-21cat19:50:160
2441699107,2cyclictest4265-21grep19:35:140
2441699107,2cyclictest21861-21sh20:10:180
244259997,2cyclictest9610-21ls19:45:143
244199997,1cyclictest4943-21taskset20:43:441
244199997,1cyclictest15192-21expr21:05:141
244199997,1cyclictest14137-21tr19:55:141
244199996,2cyclictest10847-21grep20:55:171
244169997,1cyclictest24514-21cat20:15:200
244169996,2cyclictest29534-21taskset19:20:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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