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2026-01-31 - 00:39
[ 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 Fri Jan 30, 2026 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2294028875,9sleep00-21swapper/007:06:130
2298928662,8sleep20-21swapper/207:06:522
2313928371,8sleep30-21swapper/307:08:503
2291127962,13sleep10-21swapper/107:05:501
2332899341,32cyclictest39-21ksoftirqd/309:52:133
2332699304,24cyclictest0-21swapper/211:40:262
2332699280,28cyclictest0-21swapper/210:46:372
2332699280,28cyclictest0-21swapper/210:46:372
23322992827,1cyclictest0-21swapper/108:30:131
23322992824,3cyclictest94-21kswapd009:38:121
2332299270,1cyclictest0-21swapper/111:56:321
2332299270,1cyclictest0-21swapper/111:43:181
2332299262,23cyclictest13501-21cat12:00:161
2332699250,20cyclictest0-21swapper/210:41:252
23328992421,2cyclictest10429-21kworker/3:209:26:133
23328992420,3cyclictest999-21kworker/3:012:24:333
23328992420,3cyclictest10429-21kworker/3:210:42:133
23328992411,1cyclictest10429-21kworker/3:207:57:133
2332699241,9cyclictest22828-21/usr/sbin/munin12:25:152
2332699240,24cyclictest0-21swapper/210:04:102
2332699240,1cyclictest0-21swapper/209:30:092
2332699240,0cyclictest0-21swapper/209:53:082
23318992421,2cyclictest13-21ksoftirqd/010:10:180
2332699230,1cyclictest0-21swapper/209:11:252
23322992322,1cyclictest0-21swapper/111:29:551
2332299230,22cyclictest0-21swapper/110:39:481
2332699222,3cyclictest31689-21sh10:15:282
2332699222,1cyclictest16185-21diskmemload12:07:292
2332699222,1cyclictest16185-21diskmemload12:07:292
2332699220,22cyclictest0-21swapper/212:03:322
2332699220,18cyclictest0-21swapper/209:56:072
2332299220,1cyclictest0-21swapper/112:39:371
2332899210,20cyclictest10429-21kworker/3:209:31:433
2332699211,4cyclictest0-21swapper/211:45:122
2332699211,3cyclictest0-21swapper/212:15:202
2332699210,3cyclictest0-21swapper/210:08:022
2332699210,3cyclictest0-21swapper/207:45:132
2332699210,2cyclictest0-21swapper/212:33:532
2332699210,1cyclictest0-21swapper/210:30:132
2332699210,0cyclictest0-21swapper/211:03:152
2332299210,20cyclictest0-21swapper/112:23:291
2332299210,19cyclictest0-21swapper/109:27:371
2332699202,4cyclictest31880-21tail12:10:252
2332699202,2cyclictest16185-21diskmemload11:50:172
2332699202,2cyclictest0-21swapper/211:27:042
2332699201,4cyclictest26003-21aten2_r7power_e07:15:142
2332699201,1cyclictest0-21swapper/208:45:132
2332699201,18cyclictest0-21swapper/210:20:222
2332699200,1cyclictest0-21swapper/211:37:442
23322992019,1cyclictest0-21swapper/112:10:551
2332299200,20cyclictest0-21swapper/110:12:361
23318992019,1cyclictest0-21swapper/010:31:540
23328991917,2cyclictest0-21swapper/312:07:253
23328991917,2cyclictest0-21swapper/312:07:253
2332899190,1cyclictest863-21timerwakeupswit12:30:263
2332699193,3cyclictest22347-21grep08:15:002
2332699192,3cyclictest16185-21diskmemload10:28:402
2332699192,13cyclictest15963-21sendmail_mailtr12:20:212
23326991917,2cyclictest0-21swapper/212:38:432
2332699190,17cyclictest0-21swapper/211:16:522
2332299190,16cyclictest0-21swapper/109:42:441
2331899194,9cyclictest0-21swapper/007:30:140
2331899190,1cyclictest0-21swapper/012:02:280
2332899180,2cyclictest0-21swapper/309:36:593
2332699181,3cyclictest0-21swapper/210:59:082
2332299180,18cyclictest0-21swapper/111:21:241
23328991716,1cyclictest0-21swapper/310:29:503
23328991714,3cyclictest39-21ksoftirqd/311:56:473
2332899170,1cyclictest0-21swapper/311:03:323
2332699171,2cyclictest0-21swapper/209:35:132
2332699170,4cyclictest0-21swapper/209:43:512
2332699170,0cyclictest0-21swapper/211:57:292
23322991717,0cyclictest537-21snmpd11:03:511
23322991716,1cyclictest0-21swapper/109:17:061
23322991715,1cyclictest0-21swapper/109:00:131
2332299170,17cyclictest0-21swapper/112:34:011
2332299170,15cyclictest16185-21diskmemload11:37:171
2332299170,13cyclictest16185-21diskmemload10:05:101
2332299170,13cyclictest0-21swapper/112:29:421
2332899164,8cyclictest477-21rs:main3
23328991614,2cyclictest999-21kworker/3:011:28:533
23328991613,2cyclictest0-21swapper/309:43:343
23328991612,4cyclictest10429-21kworker/3:209:24:033
23328991612,4cyclictest10429-21kworker/3:209:24:033
2332699168,7cyclictest25220-21cut09:15:142
2332699160,7cyclictest26074-21df_abs11:10:142
2332699160,1cyclictest16185-21diskmemload11:33:112
2332699160,15cyclictest18664-21sensors11:05:212
2332699160,15cyclictest0-21swapper/210:38:372
23322991613,2cyclictest0-21swapper/110:25:251
2332299160,0cyclictest0-21swapper/110:45:521
2332299160,0cyclictest0-21swapper/110:45:521
2331899162,8cyclictest781-21tr09:20:000
2331899160,1cyclictest0-21swapper/011:33:180
2332899156,5cyclictest141rcu_preempt10:16:023
23328991513,2cyclictest999-21kworker/3:011:44:233
23328991513,2cyclictest10429-21kworker/3:210:04:333
2332899150,14cyclictest0-21swapper/312:38:303
2332699159,5cyclictest3722-21cut07:35:172
2332699158,6cyclictest11597-21expr09:45:142
2332699157,7cyclictest6984-21grep07:40:212
2332699157,7cyclictest30967-21expr07:25:162
2332699157,7cyclictest30967-21expr07:25:162
2332699157,7cyclictest16396-21ssh09:29:012
2332699156,1cyclictest29164-21chrt08:25:532
2332699152,3cyclictest225-21systemd-journal09:00:002
23326991510,3cyclictest24357-21grep10:50:132
2332699150,2cyclictest0-21swapper/208:35:122
2332699150,14cyclictest0-21swapper/208:05:132
2332699150,13cyclictest23399-21sed08:15:172
2332299150,1cyclictest0-21swapper/111:08:471
2332299150,15cyclictest0-21swapper/112:05:331
2332299150,15cyclictest0-21swapper/112:05:331
2332299150,15cyclictest0-21swapper/110:41:171
2332299150,14cyclictest0-21swapper/111:19:181
2331899155,3cyclictest2109-21gltestperf09:20:160
2331899155,3cyclictest2109-21gltestperf09:20:160
23318991512,2cyclictest8065-21df12:35:140
2331899150,1cyclictest0-21swapper/012:05:130
2331899150,1cyclictest0-21swapper/012:05:130
2332899143,8cyclictest13093-21apt-get12:00:143
23328991410,3cyclictest25065-21cron11:10:003
2332899140,1cyclictest0-21swapper/309:56:473
2332699149,4cyclictest29113-21cut07:20:162
2332699148,5cyclictest16684-21cut08:00:232
2332699147,6cyclictest2666-21chrt07:33:042
2332699147,6cyclictest25602-21chrt07:14:252
2332699147,6cyclictest13669-21which07:55:162
2332699146,7cyclictest21453-21tr10:10:142
2332699146,2cyclictest1651-21expr09:20:142
2332699146,2cyclictest1651-21expr09:20:142
2332699143,1cyclictest10813-21grep11:20:162
2332299141,2cyclictest8235-21kworker/u8:009:46:181
2332299141,12cyclictest26249-21latency_hist09:35:001
2332299141,12cyclictest24127-21/usr/sbin/munin10:50:171
2332299140,1cyclictest0-21swapper/111:53:551
2332299140,14cyclictest0-21swapper/109:13:301
2331899143,6cyclictest9045-21munin-run08:55:000
2331899142,7cyclictest24759-21awk08:20:000
23318991410,3cyclictest9294-21chrt08:55:120
2331899140,13cyclictest12988-21tr10:05:150
2332899139,2cyclictest7137-21tr08:50:133
2332899139,2cyclictest3317-21grep11:35:143
2332899139,2cyclictest23596-21grep10:30:163
2332899138,3cyclictest20951-21grep11:45:183
23328991313,0cyclictest0-21swapper/310:09:133
23328991312,1cyclictest0-21swapper/311:32:073
23328991310,2cyclictest3003-21grep11:15:203
23328991310,2cyclictest23696-21head12:25:163
23328991310,2cyclictest16120-21tr10:45:163
23328991310,2cyclictest16120-21tr10:45:153
2332699138,4cyclictest26724-21sed08:20:252
2332699137,5cyclictest13490-21taskset09:01:102
2332699136,6cyclictest30410-21cut08:30:162
2332699134,3cyclictest6953-21grep08:50:122
2332299139,4cyclictest38150irq/131-snd_hda11:12:441
2332299139,3cyclictest5988-21grep10:20:131
2332299133,1cyclictest141rcu_preempt10:30:061
2332299132,10cyclictest0-21swapper/109:58:051
23322991310,2cyclictest5254-21head08:45:161
23322991310,2cyclictest19076-21ls08:05:221
2332299130,13cyclictest0-21swapper/110:15:071
2332299130,11cyclictest0-21swapper/110:56:211
2331899139,2cyclictest20940-21grep08:10:150
23318991313,0cyclictest0-21swapper/012:25:370
23318991310,2cyclictest3430-21wc08:40:210
2331899130,13cyclictest0-21swapper/011:07:220
2331899130,12cyclictest26683-21grep08:20:250
2331899130,12cyclictest0-21swapper/010:36:350
2332899129,2cyclictest6268-21grep12:15:143
2332899129,2cyclictest5509-21sendmail-msp07:40:003
2332899129,2cyclictest4772-21grep08:45:143
2332899129,2cyclictest30712-21grep12:10:163
2332899129,2cyclictest29500-21grep08:30:003
2332899129,2cyclictest11123-21cut07:50:153
2332899128,3cyclictest18644-21sed08:05:173
2332899128,3cyclictest13820-21basename09:05:003
2332899128,2cyclictest1371-21cut07:30:183
2332899125,4cyclictest18140-21ssh11:25:003
2332899125,3cyclictest225-21systemd-journal07:15:003
2332899123,8cyclictest16185-21diskmemload11:51:043
2332899122,9cyclictest6731-21runrttasks10:58:533
2332899120,7cyclictest29837-21timerandwakeup07:20:253
2332699127,4cyclictest4284-21grep08:45:002
2332699127,3cyclictest15725-21sed09:05:262
2332699121,4cyclictest11099-21sort07:50:152
2332299129,2cyclictest993-21grep07:30:161
2332299129,2cyclictest8904-21head07:45:171
2332299129,2cyclictest7650-21grep08:50:151
2332299129,2cyclictest27835-21cat09:55:011
2332299129,2cyclictest27560-21ssh11:30:161
2332299128,3cyclictest22410-21cat08:15:001
2332299127,4cyclictest10112-21ssh12:17:051
2332299123,6cyclictest10918-21unixbench-2d08:55:261
2332299120,12cyclictest0-21swapper/109:23:241
2332299120,12cyclictest0-21swapper/109:23:241
2331899129,2cyclictest4024-21uname07:35:190
2331899129,2cyclictest31990-21grep07:25:240
2331899129,2cyclictest31990-21grep07:25:240
2331899129,2cyclictest3172-21grep09:40:140
2331899129,2cyclictest27985-21grep08:25:150
2331899129,2cyclictest25842-21cut11:10:130
2331899129,2cyclictest24287-21grep07:10:200
2331899129,2cyclictest22060-21grep11:45:270
2331899129,2cyclictest20224-21grep09:30:280
2331899129,2cyclictest16621-21cron11:05:000
2331899129,2cyclictest16243-21head08:00:180
2331899129,2cyclictest14860-21grep10:25:160
2331899129,2cyclictest10084-21tr09:25:130
2331899128,3cyclictest6263-21sed10:00:250
2331899128,3cyclictest30533-21head08:30:170
2331899128,3cyclictest29633-21grep09:55:220
2331899128,1cyclictest10013-21ssh10:40:570
2331899126,4cyclictest2638-21grep11:15:180
2331899120,11cyclictest0-21swapper/009:14:000
2332899118,2cyclictest8621-21ssh10:21:083
2332899118,2cyclictest7575-21sshd07:41:313
2332899118,2cyclictest32321-21cut08:35:133
2332899118,2cyclictest30691-21ssh11:12:523
2332899118,2cyclictest2859-21cut08:40:163
2332899118,2cyclictest27835-21chrt07:17:303
2332899118,2cyclictest26703-21awk09:15:233
2332899118,2cyclictest24943-21grep10:50:163
2332899118,2cyclictest24495-21taskset08:17:093
2332899118,2cyclictest16924-21ssh09:48:143
2332899118,2cyclictest14726-21grep09:05:163
2332899118,2cyclictest10413-21ntpq08:55:203
2332899117,3cyclictest15738-21tr08:00:163
2332299119,1cyclictest6974-21grep07:40:211
2332299118,2cyclictest7759-21chrt10:01:331
2332299118,2cyclictest4350-21wc08:45:001
2332299118,2cyclictest30985-21expr07:25:161
2332299118,2cyclictest30985-21expr07:25:161
2332299118,2cyclictest27575-21egrep08:25:131
2332299118,2cyclictest24967-21swap07:10:301
2332299118,2cyclictest17783-21wc08:05:001
2332299118,2cyclictest13108-21tr07:55:131
2332299118,2cyclictest11274-21sed07:50:161
2332299117,3cyclictest15720-21sed09:05:251
2332299110,5cyclictest225-21systemd-journal08:16:311
2332299110,10cyclictest23459-21ssh11:46:291
2331899118,2cyclictest8887-21ssh12:16:080
2331899118,2cyclictest800-21sh10:55:150
2331899118,2cyclictest6547-21chrt08:48:470
2331899118,2cyclictest3736-21ssh12:13:400
2331899118,2cyclictest32154-21ssh10:15:490
2331899118,2cyclictest31468-21grep12:30:140
2331899118,2cyclictest29982-21grep07:20:260
2331899118,2cyclictest26928-21tr09:35:140
2331899118,2cyclictest25576-21cut10:50:200
2331899118,2cyclictest20028-21grep09:50:130
2331899118,2cyclictest18308-21ssh11:25:050
2331899118,2cyclictest1484-21head08:35:250
2331899118,2cyclictest12824-21ssh10:24:220
2331899118,2cyclictest12640-21ssh11:20:520
2331899118,2cyclictest11178-21ssh09:45:070
2331899118,2cyclictest11130-21systemctl11:40:000
2331899116,4cyclictest29319-21perl11:50:160
2331899116,2cyclictest225-21systemd-journal07:50:000
2331899115,2cyclictest4603-21apt-get11:55:120
2331899115,1cyclictest14417-21apache_processe12:20:110
2331899114,4cyclictest15761-21/usr/sbin/munin10:45:160
2331899114,4cyclictest15761-21/usr/sbin/munin10:45:160
23318991110,1cyclictest0-21swapper/009:00:130
2332899108,1cyclictest31016-21ssh10:35:033
2332899108,1cyclictest22081-21taskset08:11:473
2332899107,2cyclictest8437-21ls07:45:143
2332899107,2cyclictest31912-21chrt08:34:553
2332899107,2cyclictest30853-21grep07:25:163
2332899107,2cyclictest30853-21grep07:25:163
2332899107,2cyclictest25800-21head08:20:163
2332899107,2cyclictest23176-21ssh10:10:273
2332299108,1cyclictest26151-21tr07:15:151
2332299107,2cyclictest5238-21taskset07:37:151
2332299105,4cyclictest26339-21which08:20:211
2332299100,9cyclictest1572-21taskset08:36:091
2331899108,1cyclictest77832sleep007:44:120
2331899108,1cyclictest14840-21taskset07:58:210
2331899108,1cyclictest14501-21expr09:05:150
2331899108,1cyclictest11414-21ssh11:40:020
2331899107,2cyclictest26680-21grep07:15:170
2331899107,2cyclictest19808-21taskset08:08:070
2331899107,2cyclictest11200-21grep07:50:160
233229997,1cyclictest28793-21expr07:20:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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