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2026-01-30 - 05:10
[ 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 792 highest latencies:
System rack7slot7s.osadl.org (updated Fri Jan 30, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3098029279,9sleep00-21swapper/019:05:570
3104428471,9sleep20-21swapper/219:06:472
3115228265,13sleep10-21swapper/119:08:111
3115427764,9sleep30-21swapper/319:08:133
31383993027,2cyclictest32-21ksoftirqd/223:43:522
3138399280,28cyclictest24018-21diskmemload23:20:432
3138199282,25cyclictest24018-21diskmemload23:39:271
51782250,0sleep10-21swapper/119:20:211
3138199240,23cyclictest0-21swapper/123:44:121
3137699240,24cyclictest0-21swapper/023:32:210
31386992323,0cyclictest0-21swapper/321:52:593
31386992322,0cyclictest0-21swapper/323:39:253
3138199230,23cyclictest0-21swapper/121:35:561
3138199230,1cyclictest0-21swapper/123:07:591
31376992319,1cyclictest13-21ksoftirqd/023:36:040
31386992219,3cyclictest18182-21kworker/3:021:42:533
3138699221,17cyclictest13151-21apache_accesses22:20:113
3138699220,21cyclictest0-21swapper/321:22:373
31381992221,1cyclictest0-21swapper/120:01:111
3138199220,1cyclictest0-21swapper/123:55:171
31383992119,1cyclictest16859-21cron20:54:592
3137699210,0cyclictest0-21swapper/021:42:030
3138699205,12cyclictest0-21swapper/300:25:133
31386992017,2cyclictest0-21swapper/323:17:133
31386992016,3cyclictest18182-21kworker/3:021:38:533
3138399205,11cyclictest225-21systemd-journal22:44:592
3138199200,1cyclictest0-21swapper/121:52:111
31376992020,0cyclictest0-21swapper/000:21:170
31376992019,1cyclictest0-21swapper/000:38:290
31376992019,1cyclictest0-21swapper/000:38:280
31376992018,1cyclictest13-21ksoftirqd/022:49:410
31376992017,2cyclictest0-21swapper/022:44:250
207722200,0sleep30-21swapper/300:38:383
207722200,0sleep30-21swapper/300:38:383
3138399190,16cyclictest0-21swapper/222:05:142
3138399190,16cyclictest0-21swapper/220:40:122
31381991918,1cyclictest0-21swapper/100:05:261
31381991916,3cyclictest221irq_work/121:16:111
3138199190,18cyclictest0-21swapper/123:51:411
31376991918,1cyclictest13-21ksoftirqd/021:32:130
3137699190,2cyclictest0-21swapper/023:58:060
3138699185,1cyclictest141rcu_preempt22:34:543
31386991817,1cyclictest0-21swapper/320:20:133
3138399182,1cyclictest141rcu_preempt21:59:172
3138399180,14cyclictest0-21swapper/221:05:152
31381991816,2cyclictest0-21swapper/122:58:471
3138199180,1cyclictest0-21swapper/119:15:141
3138199180,1cyclictest0-21swapper/100:00:331
31376991816,2cyclictest13-21ksoftirqd/022:20:130
31376991813,5cyclictest13-21ksoftirqd/021:26:180
3137699180,2cyclictest0-21swapper/022:27:340
31386991716,1cyclictest24018-21diskmemload22:54:073
31383991717,0cyclictest0-21swapper/219:20:142
31383991716,1cyclictest0-21swapper/221:42:442
3138399170,16cyclictest0-21swapper/223:45:102
31381991715,1cyclictest15759-21/usr/sbin/munin00:35:191
31381991715,1cyclictest15759-21/usr/sbin/munin00:35:191
3137699173,8cyclictest13-21ksoftirqd/023:12:340
3137699173,3cyclictest27119-21ssh21:50:120
3137699172,4cyclictest141rcu_preempt22:35:460
3137699170,2cyclictest0-21swapper/021:12:050
3137699170,1cyclictest0-21swapper/023:54:520
31386991612,3cyclictest3214-21seq00:09:143
3138699160,2cyclictest0-21swapper/322:13:063
3138699160,16cyclictest0-21swapper/323:24:453
3138399165,4cyclictest452-21systemd-logind00:05:052
31383991614,1cyclictest0-21swapper/223:08:192
31383991612,2cyclictest23411-21ls00:20:272
3138199167,6cyclictest38150irq/131-snd_hda21:40:091
3138199163,8cyclictest0-21swapper/123:15:151
3137699164,6cyclictest13-21ksoftirqd/023:20:220
31376991616,0cyclictest0-21swapper/000:11:540
31376991614,2cyclictest0-21swapper/021:17:330
31376991613,2cyclictest161rcuc/020:05:130
3137699161,1cyclictest141rcu_preempt22:50:520
3137699161,1cyclictest141rcu_preempt00:34:540
3138699159,5cyclictest7320-21sh23:52:033
31386991513,1cyclictest0-21swapper/323:57:513
3138699150,4cyclictest0-21swapper/323:46:033
3138699150,1cyclictest0-21swapper/300:15:343
3138399153,8cyclictest0-21swapper/221:28:202
3138399152,12cyclictest15212-21df_abs00:35:152
3138399152,12cyclictest15212-21df_abs00:35:152
31383991511,3cyclictest31283-21cut00:25:202
3138399150,1cyclictest0-21swapper/220:05:152
3138399150,14cyclictest0-21swapper/220:30:142
31381991514,1cyclictest25-21ksoftirqd/100:24:041
31381991514,1cyclictest0-21swapper/100:12:231
3138199150,1cyclictest141rcu_preempt22:32:321
3138199150,14cyclictest24018-21diskmemload00:31:271
3137699159,3cyclictest13-21ksoftirqd/023:40:210
3137699158,4cyclictest13-21ksoftirqd/021:45:120
31376991514,1cyclictest13-21ksoftirqd/000:18:230
3137699151,1cyclictest141rcu_preempt22:10:430
31376991511,3cyclictest13-21ksoftirqd/022:03:270
3138699148,5cyclictest7016-21cut00:30:173
3138699140,2cyclictest0-21swapper/321:10:513
3138699140,12cyclictest9501-21head19:30:173
3138399142,1cyclictest0-21swapper/220:45:142
31383991410,3cyclictest7623-21cut00:30:222
31381991414,0cyclictest0-21swapper/121:14:451
31381991411,2cyclictest27546-21sh20:10:001
3138199140,1cyclictest0-21swapper/122:17:201
3137699149,2cyclictest141rcu_preempt22:16:290
31376991414,0cyclictest0-21swapper/022:33:340
31376991412,2cyclictest13-21ksoftirqd/023:47:430
31376991410,3cyclictest10879-21sh19:35:000
31376991410,2cyclictest21942-21cut21:05:140
3138699139,3cyclictest2481-21sed23:10:263
3138699134,9cyclictest0-21swapper/322:39:153
3138699130,1cyclictest0-21swapper/320:50:133
3138699130,12cyclictest21655-21basename21:05:003
3138399139,3cyclictest13253-21cron19:40:002
3138399135,7cyclictest10661-21sensors21:20:262
31383991310,2cyclictest4303-21sort23:50:182
31383991310,2cyclictest3741-21grep21:35:262
31383991310,2cyclictest24018-21diskmemload00:15:552
31383991310,2cyclictest1769-21grep19:15:152
31383991310,2cyclictest16904-21ls23:20:002
3138399130,5cyclictest0-21swapper/222:22:512
3138199139,3cyclictest221irq_work/122:42:091
3138199138,4cyclictest17459-21cat20:55:141
3138199135,4cyclictest225-21systemd-journal22:15:001
31381991310,2cyclictest25146-21head22:45:271
31381991310,2cyclictest19305-21sed23:20:261
31381991310,1cyclictest24018-21diskmemload00:19:071
3138199130,12cyclictest20636-21rm21:45:261
3138199130,12cyclictest15027-21ssh22:01:321
3137699139,2cyclictest13-21ksoftirqd/020:15:240
3137699138,4cyclictest0-21swapper/021:20:490
31376991311,1cyclictest161rcuc/023:17:070
3137699131,0cyclictest141rcu_preempt00:00:350
31376991310,2cyclictest9715-21cron20:40:000
31376991310,2cyclictest2812-21taskset19:15:220
31376991310,2cyclictest19900-21grep19:50:240
31376991310,2cyclictest10606-21grep20:40:150
31376991310,2cyclictest0-21swapper/023:05:350
3137699130,2cyclictest141rcu_preempt23:04:140
3137699130,12cyclictest28909-21grep00:05:160
3137699130,11cyclictest0-21swapper/021:57:530
196812130,3sleep125-21ksoftirqd/121:25:381
3138699129,2cyclictest7762-21egrep20:35:153
3138699129,2cyclictest6633-21grep19:25:133
3138699129,2cyclictest5601-21sed22:15:173
3138699129,2cyclictest32601-21ls20:20:003
3138699129,2cyclictest3098-21grep20:25:153
3138699129,2cyclictest28752-21sh23:26:073
3138699129,2cyclictest23987-21grep22:45:173
3138699129,2cyclictest23834-21sed20:00:173
3138699129,2cyclictest20834-21sort00:00:173
3138699129,2cyclictest19541-21tail21:45:173
3138699129,2cyclictest18756-21ssh23:40:133
3138699129,2cyclictest13789-21tr19:40:153
3138699129,2cyclictest1363-21rm21:35:003
3138699124,5cyclictest19239-21cron20:59:593
3138699122,7cyclictest0-21swapper/323:01:323
3138699121,7cyclictest0-21swapper/323:33:203
3138399129,2cyclictest3594-21head20:25:192
3138399129,2cyclictest29493-21uname22:10:182
3138399129,2cyclictest28737-21grep20:10:182
3138399129,2cyclictest26698-21smartctl21:30:182
3138399129,2cyclictest19025-21head19:50:152
3138399129,2cyclictest11406-21ssh22:56:482
3138399128,3cyclictest2676-21sort23:30:172
3138399122,7cyclictest11618-21apache_accesses23:55:122
31383991211,1cyclictest32-21ksoftirqd/222:50:532
3138399120,2cyclictest0-21swapper/223:02:422
3138199129,2cyclictest31797-21wc20:15:251
3138199129,2cyclictest26578-21grep23:25:171
3138199129,2cyclictest24125-21cat21:10:001
3138199129,2cyclictest20706-21ssh22:05:161
3138199129,2cyclictest19172sleep123:30:121
3138199129,2cyclictest1340-21idleruntime-cro21:35:001
3138199129,2cyclictest10873-21cron19:35:001
3138199129,2cyclictest1044-21sort20:20:181
3138199129,1cyclictest24018-21diskmemload22:23:461
31381991211,1cyclictest38150irq/131-snd_hda21:21:551
31381991211,1cyclictest0-21swapper/122:36:261
3138199120,9cyclictest16429-21grep20:50:261
3138199120,11cyclictest28673-21grep23:45:231
3137699129,2cyclictest26133-21grep23:25:140
3137699128,3cyclictest7930-21chrt21:38:350
3137699127,4cyclictest13-21ksoftirqd/022:55:130
3137699121,4cyclictest0-21swapper/022:05:190
3138699118,2cyclictest7557-21ssh22:55:103
3138699118,2cyclictest7184-21ssh00:10:483
3138699118,2cyclictest2744-21ssh21:15:343
3138699118,2cyclictest26919-21ssh23:05:453
3138699118,2cyclictest24332-21ssh22:07:133
3138699118,2cyclictest23980-21taskset21:09:433
3138699118,2cyclictest23592-21ssh00:20:273
3138699118,2cyclictest23586-21sed22:25:273
3138699118,2cyclictest17728-21tr21:25:143
3138699118,2cyclictest17029-21cut19:45:193
3138699118,2cyclictest12211-21df22:00:153
3138699117,2cyclictest6161-21wc20:30:203
3138699112,6cyclictest15649-21sed22:40:163
3138699110,10cyclictest2981-21ssh21:55:043
3138399118,2cyclictest9669-21taskset20:39:292
3138399118,2cyclictest9087-21ls19:30:142
3138399118,2cyclictest6004-21sh00:10:202
3138399118,2cyclictest3542-21ssh23:11:102
3138399118,2cyclictest28246-21ssh22:47:502
3138399118,2cyclictest2807-21ssh21:15:362
3138399118,2cyclictest27125-21basename21:50:132
3138399118,2cyclictest22510-21chrt19:56:442
3138399118,2cyclictest22332-21ssh21:46:422
3138399118,2cyclictest2123-21grep20:20:272
3138399118,2cyclictest17394-21grep20:55:132
3138399118,2cyclictest17129-21cut19:45:212
3138399118,2cyclictest15242-21sed19:40:272
3138399118,2cyclictest12638-21ssh23:35:412
3138399118,1cyclictest5336-21sed22:15:152
3138399118,1cyclictest30073-21apt-get22:30:142
3138399117,3cyclictest26712-21grep23:25:172
3138399117,3cyclictest21661-21run-parts00:00:242
3138399111,2cyclictest225-21systemd-journal19:10:292
3138399110,11cyclictest0-21swapper/222:35:132
3138399110,11cyclictest0-21swapper/222:01:072
3138399110,10cyclictest21620-21taskset22:25:122
3138199119,1cyclictest20241-21tail21:00:161
3138199118,2cyclictest8501-21ssh21:58:011
3138199118,2cyclictest6424-21grep20:30:221
3138199118,2cyclictest32098-21expr19:10:131
3138199118,2cyclictest29183-21sh22:29:451
3138199118,2cyclictest20915-21ssh23:02:381
3138199118,2cyclictest13513-21ntpq20:45:211
3138199118,2cyclictest12872-21sed19:35:271
3138199118,2cyclictest1092-21grep22:50:271
3138199118,2cyclictest1027-21ssh00:26:281
3138199116,4cyclictest3390-21ssh23:11:041
3137699118,2cyclictest4800-21head19:20:170
3137699118,2cyclictest30742-21sort00:25:160
3137699118,2cyclictest28950-21irqstats20:10:210
3137699118,2cyclictest2386-21chrt20:22:540
3137699118,2cyclictest21407-21taskset21:02:130
3137699112,3cyclictest0-21swapper/019:55:130
3137699110,1cyclictest0-21swapper/019:40:180
3138699108,1cyclictest29975-21taskset20:13:003
3138699108,1cyclictest25455-21cut20:05:123
3138699108,1cyclictest129422sleep319:36:053
3138699108,1cyclictest1081-21chrt19:11:413
3138699107,2cyclictest5110-21taskset19:20:193
3138699107,2cyclictest2280-21cut19:15:183
3138699107,2cyclictest19219-21cut19:50:173
3138699107,2cyclictest11611-21unixbench-2d20:40:253
3138699100,9cyclictest227442sleep319:59:453
3138399108,1cyclictest6524-21aten2_r7power_v19:25:122
3138399108,1cyclictest30407-21apache_processe20:15:142
3138399107,2cyclictest23637-21chrt20:00:162
3138399106,3cyclictest20749-21tr21:00:212
3138399100,9cyclictest24255-21ssh21:10:012
3138199108,1cyclictest7963-21expr20:35:151
3138199108,1cyclictest6379-21cat19:25:101
3138199108,1cyclictest2972-21egrep20:25:151
3138199108,1cyclictest29499-21cat20:10:271
3138199108,1cyclictest20158-21taskset19:52:011
3138199108,1cyclictest16206-21grep19:45:141
3138199101,8cyclictest38150irq/131-snd_hda19:40:111
3138199100,9cyclictest120172sleep120:43:501
3137699109,1cyclictest13-21ksoftirqd/020:00:190
3137699108,2cyclictest13-21ksoftirqd/020:50:160
3137699108,1cyclictest12360-21basename20:45:130
3137699107,2cyclictest6361-21taskset19:25:040
3137699107,2cyclictest2794-21chrt20:25:100
3137699107,2cyclictest12022-21if_enp2s019:35:180
3137699100,9cyclictest32695-21wc19:10:190
313869990,4cyclictest225-21systemd-journal20:49:593
313819996,2cyclictest21432-21head19:55:171
313769997,1cyclictest5642-21ls20:30:150
313769997,1cyclictest17127-21apache_processe20:55:100
313769991,4cyclictest225-21systemd-journal19:45:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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