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2026-02-13 - 17:50
[ 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 Feb 13, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
914928660,10sleep20-21swapper/207:06:552
938728142,35sleep00-21swapper/007:09:590
907027958,6sleep10-21swapper/107:05:541
908227859,8sleep30-21swapper/307:06:043
947799311,1cyclictest32288-21taskset09:05:012
947799300,29cyclictest0-21swapper/212:15:272
947799290,0cyclictest0-21swapper/211:55:092
9477992828,0cyclictest0-21swapper/212:21:422
947799282,25cyclictest2085-21diskmemload09:42:352
947799281,2cyclictest0-21swapper/210:45:132
947799275,21cyclictest2085-21diskmemload10:00:172
947799270,26cyclictest0-21swapper/209:30:232
947799270,1cyclictest0-21swapper/211:09:292
947799263,22cyclictest2085-21diskmemload10:15:332
947799261,1cyclictest2085-21diskmemload10:51:092
947799260,2cyclictest20963-21ntp_states11:15:202
947799260,2cyclictest0-21swapper/211:27:512
947799260,24cyclictest0-21swapper/209:49:132
947799250,24cyclictest0-21swapper/211:11:142
947799240,1cyclictest0-21swapper/210:40:472
947399240,17cyclictest0-21swapper/109:48:191
947799231,3cyclictest29852-21unixbench_singl09:25:292
947799231,3cyclictest18870-21diskstats10:55:152
947799231,3cyclictest18870-21diskstats10:55:152
947799231,1cyclictest26983-21cut07:45:162
947799230,16cyclictest0-21swapper/212:11:282
947399230,22cyclictest0-21swapper/110:30:191
947199230,15cyclictest0-21swapper/007:35:120
9477992222,0cyclictest0-21swapper/212:07:472
9477992218,4cyclictest0-21swapper/209:19:022
947799221,21cyclictest0-21swapper/211:51:272
947799220,21cyclictest0-21swapper/210:05:212
947799220,1cyclictest2085-21diskmemload11:00:112
947799220,1cyclictest0-21swapper/212:35:582
947799220,1cyclictest0-21swapper/209:55:332
9473992221,1cyclictest0-21swapper/112:25:231
252432220,0sleep30-21swapper/309:42:193
9479992115,5cyclictest25593-21sed10:20:273
947799212,3cyclictest364-21smartctl12:00:252
947799212,3cyclictest364-21smartctl12:00:252
947799212,2cyclictest2085-21diskmemload10:12:552
947799210,2cyclictest0-21swapper/211:35:352
947799210,20cyclictest0-21swapper/211:23:522
947799210,1cyclictest0-21swapper/212:34:152
947399210,20cyclictest0-21swapper/112:21:301
9471992120,1cyclictest0-21swapper/009:25:150
9477992015,3cyclictest32-21ksoftirqd/212:29:572
947799201,1cyclictest2085-21diskmemload10:34:522
947799200,1cyclictest0-21swapper/208:15:142
947799200,19cyclictest0-21swapper/209:36:312
9473992020,0cyclictest0-21swapper/111:16:181
947999191,2cyclictest141rcu_preempt09:21:183
947999190,17cyclictest0-21swapper/312:00:143
947999190,17cyclictest0-21swapper/312:00:133
947799198,10cyclictest2085-21diskmemload10:25:162
947799192,1cyclictest2085-21diskmemload11:46:252
947799191,1cyclictest0-21swapper/210:21:292
947799190,2cyclictest0-21swapper/210:36:322
947799190,1cyclictest2085-21diskmemload09:51:172
947799190,1cyclictest0-21swapper/209:11:262
947799190,1cyclictest0-21swapper/209:11:262
947799190,18cyclictest0-21swapper/208:45:262
947799190,17cyclictest0-21swapper/209:00:002
947399190,0cyclictest0-21swapper/111:59:281
947799181,1cyclictest0-21swapper/211:42:182
947799180,18cyclictest0-21swapper/209:21:412
947799180,17cyclictest0-21swapper/207:35:122
947799180,15cyclictest0-21swapper/207:40:162
947399180,1cyclictest0-21swapper/111:22:421
947399180,18cyclictest0-21swapper/111:38:271
947399180,18cyclictest0-21swapper/110:03:341
947799170,15cyclictest0-21swapper/211:31:482
9473991715,1cyclictest0-21swapper/110:13:401
9473991711,6cyclictest38150irq/131-snd_hda11:28:321
947399170,1cyclictest0-21swapper/110:37:241
947399170,17cyclictest0-21swapper/112:08:561
947399170,15cyclictest0-21swapper/111:49:411
947199176,6cyclictest27570-21munin-run11:20:000
9479991614,2cyclictest39-21ksoftirqd/311:39:233
947799162,13cyclictest14241-21open_files08:25:212
947799161,14cyclictest31885-21latency_hist09:05:002
947399162,12cyclictest0-21swapper/109:05:141
9473991613,2cyclictest0-21swapper/112:30:121
947399160,16cyclictest0-21swapper/112:17:141
947199160,16cyclictest0-21swapper/011:09:350
252412160,1sleep00-21swapper/010:59:190
252412160,1sleep00-21swapper/010:59:190
947999158,2cyclictest1312-21apt-get10:45:143
947999157,3cyclictest32049-21wc10:05:213
947999151,2cyclictest0-21swapper/310:29:133
947999150,2cyclictest141rcu_preempt11:21:283
947799159,5cyclictest4279-21tail08:05:162
947799158,6cyclictest14333-21taskset07:20:002
947799158,6cyclictest14333-21taskset07:20:002
947799158,6cyclictest12783-21chrt08:24:482
947399159,5cyclictest26984-21sort07:45:161
947399154,3cyclictest0-21swapper/110:27:381
947399151,12cyclictest2085-21diskmemload09:52:411
947199155,7cyclictest32339-21apt-get09:05:130
947199150,1cyclictest0-21swapper/010:31:430
9479991411,2cyclictest30673-21munin-run12:00:003
9479991410,3cyclictest9716-21ls10:30:203
9479991410,3cyclictest7797-21wc10:10:183
947999140,2cyclictest0-21swapper/312:13:573
947999140,1cyclictest0-21swapper/311:41:513
947999140,14cyclictest0-21swapper/309:38:213
947799148,5cyclictest2986-21taskset08:01:252
947799148,5cyclictest18490-21cut08:35:162
947799148,5cyclictest11668-21taskset07:13:152
947799147,3cyclictest225-21systemd-journal08:51:052
947799141,11cyclictest0-21swapper/207:50:152
947399146,5cyclictest0-21swapper/109:40:151
9473991412,1cyclictest0-21swapper/110:50:031
9473991411,2cyclictest23214-21tune2fs08:45:151
947399140,4cyclictest225-21systemd-journal09:00:011
9471991411,2cyclictest20269-21head09:20:170
9471991410,3cyclictest0-21swapper/010:41:330
947999139,3cyclictest7518-21seq11:45:263
947999135,4cyclictest225-21systemd-journal08:15:003
9479991310,2cyclictest9169-21sed12:05:253
9479991310,2cyclictest6142-21vmstat11:25:263
9479991310,2cyclictest3191-21grep09:10:143
9479991310,2cyclictest3191-21grep09:10:143
9479991310,2cyclictest26992-21tr11:00:143
9479991310,2cyclictest20885-21grep07:30:233
9479991310,2cyclictest1873-21sed08:00:173
9479991310,2cyclictest12180-21cat08:20:243
947999130,3cyclictest0-21swapper/310:58:033
947999130,3cyclictest0-21swapper/310:58:033
947799138,4cyclictest15486-21wget08:30:132
947799137,5cyclictest19271-21wget07:30:112
947799136,6cyclictest16692-21cat07:25:012
947799132,1cyclictest20281-21aten2_r7power_e08:40:152
947799131,2cyclictest225-21systemd-journal07:28:452
947799131,10cyclictest6973-21missed_timers08:10:192
947399139,3cyclictest15989-21entropy10:15:151
9473991311,2cyclictest25-21ksoftirqd/109:35:391
9473991310,2cyclictest19428-21grep08:35:261
9473991310,2cyclictest15529-21cat09:55:271
9473991310,2cyclictest10622-21wc08:20:011
947399130,2cyclictest0-21swapper/112:39:181
947199136,6cyclictest20490-21idleruntime-cro11:35:000
947199131,8cyclictest0-21swapper/012:20:010
9471991310,2cyclictest16542-21cron12:30:000
9471991310,2cyclictest13134-21grep11:10:250
9471991310,2cyclictest12730-21tune2fs07:15:180
9471991310,2cyclictest12730-21tune2fs07:15:170
947999129,2cyclictest31838-21grep07:55:173
947999129,2cyclictest29469-21cat09:00:003
947999129,2cyclictest27443-21sed12:35:263
947999129,2cyclictest21353-21grep08:40:213
947999129,2cyclictest19920-21tr11:15:143
947999129,2cyclictest15572-21grep07:20:173
947999129,2cyclictest14192-21cron07:20:003
947999129,2cyclictest14192-21cron07:20:003
947999129,2cyclictest12861-21cut11:30:133
947999128,3cyclictest23145-21sed08:45:143
947999126,6cyclictest14050-21munin-node08:31:193
947999126,5cyclictest21268-21runrttasks10:18:273
947999120,4cyclictest0-21swapper/312:32:133
947999120,2cyclictest0-21swapper/310:40:173
947799129,2cyclictest32743-21grep07:55:272
947399129,2cyclictest9105-21ssh10:49:531
947399129,2cyclictest3516-21ssh11:05:161
947399129,2cyclictest30797-21grep10:05:131
947399129,2cyclictest27467-21wc09:25:001
947399129,2cyclictest24261-21tr07:40:141
947399129,2cyclictest23221-21grep07:35:251
947399129,2cyclictest12837-21sed07:15:181
947399129,2cyclictest12837-21sed07:15:181
947399129,2cyclictest0-21swapper/111:53:361
947399128,3cyclictest6156-21grep08:10:141
947399128,3cyclictest27204-21sed10:40:261
947399128,3cyclictest15175-21cron08:30:001
947399125,3cyclictest3861-21/usr/sbin/munin09:30:101
947399124,4cyclictest225-21systemd-journal09:15:001
947399124,4cyclictest225-21systemd-journal09:15:001
947399122,9cyclictest5213-21apt11:45:001
9473991210,1cyclictest0-21swapper/112:10:201
947399120,11cyclictest0-21swapper/109:15:141
947199129,2cyclictest8562-21grep08:15:160
947199129,2cyclictest5886-21sed09:30:250
947199129,2cyclictest5644-21cron08:10:000
947199129,2cyclictest28029-21tail07:45:260
947199129,2cyclictest23223-21sort08:45:150
947199129,2cyclictest21470-21tune2fs09:40:150
947199129,2cyclictest17014-21grep12:10:220
947199129,2cyclictest14410-21grep09:55:160
947199129,2cyclictest14389-21basename11:50:130
947199129,2cyclictest13746-21ls09:35:210
947199129,2cyclictest13214-21cron09:54:590
947199128,3cyclictest30578-21ls09:45:200
947199128,3cyclictest22342-21tr10:00:130
947199128,3cyclictest13794-21grep08:25:160
947199125,5cyclictest19933-21ls08:40:000
947199124,4cyclictest225-21systemd-journal08:25:000
947199121,7cyclictest31618-21df_abs07:55:150
947199120,11cyclictest3331-21grep10:45:260
947199120,10cyclictest0-21swapper/011:37:230
947999118,2cyclictest9834-21ssh09:52:223
947999118,2cyclictest9675-21rm10:50:083
947999118,2cyclictest6667-21ssh09:31:003
947999118,2cyclictest665-21expr12:20:143
947999118,2cyclictest3633-21sh11:05:163
947999118,2cyclictest29495-21cut09:45:133
947999118,2cyclictest28035-21sed07:45:273
947999118,2cyclictest23510-21ssh10:00:203
947999118,2cyclictest22506-21ssh10:38:163
947999118,2cyclictest17951-21grep08:35:143
947999118,2cyclictest1698-21taskset09:05:593
947999118,2cyclictest16346-21rm11:50:263
947999118,2cyclictest14234-21ssh12:28:123
947999118,2cyclictest13855-21head08:25:173
947999118,2cyclictest11172-21chrt11:10:103
947999118,2cyclictest10473-21grep07:10:213
947999117,3cyclictest26034-21sed12:15:233
947999116,3cyclictest11001-21/usr/sbin/munin09:15:213
947999112,1cyclictest27894-21apt-get09:25:163
947999110,10cyclictest28820-21cut07:50:133
947999110,10cyclictest15519-21cat09:55:263
947399118,2cyclictest623-21taskset07:57:471
947399118,2cyclictest3788-21tr08:05:141
947399118,2cyclictest32448-21cut12:00:191
947399118,2cyclictest32448-21cut12:00:191
947399118,2cyclictest27437-21uniq11:00:161
947399118,2cyclictest21844-21sed08:40:261
947399118,2cyclictest19863-21ssh10:55:251
947399118,2cyclictest19863-21ssh10:55:241
947399118,2cyclictest15701-21sed07:20:191
947399118,2cyclictest14885-21ssh11:30:401
947399118,2cyclictest11497-21tr11:10:131
947399118,1cyclictest30895-21ssh09:26:151
947399116,4cyclictest10772-21sort07:10:221
9473991111,0cyclictest0-21swapper/110:21:431
947399110,1cyclictest0-21swapper/109:00:141
947199118,2cyclictest7616-21expr12:05:130
947199118,2cyclictest740-21ssh10:25:170
947199118,2cyclictest7317-21ssh12:24:210
947199118,2cyclictest6459-21grep11:45:160
947199118,2cyclictest3316-21uniq09:10:160
947199118,2cyclictest3316-21uniq09:10:160
947199118,2cyclictest31492-21cut12:00:140
947199118,2cyclictest31492-21cut12:00:140
947199118,2cyclictest31415-21grep10:05:160
947199118,2cyclictest29799-21aten2_r7power_v11:40:130
947199118,2cyclictest28493-21ssh12:36:130
947199118,2cyclictest27808-21ssh11:20:010
947199118,2cyclictest27496-21grep08:55:160
947199118,2cyclictest2748-21cat08:00:260
947199118,2cyclictest25077-21tr08:50:130
947199118,2cyclictest22626-21ssh10:19:300
947199118,2cyclictest22458-21cat08:45:000
947199118,2cyclictest17585-21cut10:35:180
947199118,2cyclictest17306-21cat12:30:150
947199118,2cyclictest17116-21tr07:25:150
947199118,2cyclictest1563-21ssh11:04:320
947199118,2cyclictest15264-21head07:20:150
947199118,2cyclictest13362-21ssh09:15:400
947199118,2cyclictest10444-21head07:10:200
947199117,3cyclictest11728-21grep10:50:260
947199117,3cyclictest0-21swapper/010:10:330
947199110,6cyclictest0-21swapper/011:57:200
947999108,1cyclictest9429-21grep08:15:213
947999108,1cyclictest5490-21taskset08:08:033
947999108,1cyclictest21891-21cut07:35:133
947999107,2cyclictest24377-21expr07:40:143
947999100,9cyclictest31601-21chrt09:01:563
947999100,9cyclictest17006-21cpu07:25:143
947399108,1cyclictest19201-21chrt07:30:061
947399107,2cyclictest2861-21grep08:00:271
947399107,2cyclictest17293-21expr07:25:151
947399107,2cyclictest15765-21wc08:30:141
947399103,6cyclictest26124-21ntp_states08:50:201
947199108,1cyclictest4123-21ssh11:25:120
947199108,1cyclictest307162sleep007:53:130
947199108,1cyclictest30559-21basename09:00:160
947199108,1cyclictest25788-21taskset07:40:560
947199108,1cyclictest23572-21ssh10:20:030
947199108,1cyclictest15416-21chrt08:30:070
947199107,2cyclictest6244-21cat08:10:140
94799996,2cyclictest26943-21taskset08:53:233
94739997,1cyclictest11249-21sed08:20:141
94739996,2cyclictest30208-21sed07:50:241
94719997,1cyclictest21078-21taskset07:31:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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