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2026-02-28 - 18:58
[ 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 #c, 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 rackcslot7s.osadl.org (updated Sat Feb 28, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
265337799507500,4cyclictest2659000-21turbostat07:29:551
265338599506499,4cyclictest2678743-21turbostat08:20:003
265338599504496,5cyclictest2653267-21turbostat07:14:563
265338099468444,21cyclictest2745420-21turbostat11:34:552
265338599467444,20cyclictest2710508-21turbostat09:50:003
265338599464457,4cyclictest2696049-21turbostat09:10:003
265338599464434,6cyclictest2703274-21turbostat09:30:003
265338599463456,4cyclictest2765147-21turbostat12:29:553
265337799462455,4cyclictest2685670-21turbostat08:44:551
265338599461454,4cyclictest2736763-21turbostat11:05:003
265338599460453,4cyclictest2759587-21turbostat12:14:553
265338599460451,6cyclictest2698082-21turbostat09:19:553
265338599458451,4cyclictest2660734-21turbostat07:30:003
265337799458451,4cyclictest2664250-21turbostat07:44:551
265338599457450,4cyclictest2705315-21turbostat09:39:543
265338599454432,19cyclictest2726086-21turbostat10:39:553
265338099454445,6cyclictest2699811-21turbostat09:24:552
265338599453444,6cyclictest2715699-21turbostat10:05:003
265338099453444,6cyclictest2680476-21turbostat08:29:552
265338599451444,4cyclictest2690865-21turbostat08:59:553
265338599448441,4cyclictest2720889-21turbostat10:20:013
265338599448441,4cyclictest2720889-21turbostat10:20:003
265338599448441,4cyclictest2669482-21turbostat07:59:553
265338599446438,5cyclictest2712240-21turbostat09:55:013
265338099445438,4cyclictest2657266-21turbostat07:24:552
265338599444436,5cyclictest2678743-21turbostat08:24:553
265338599443436,4cyclictest2671214-21turbostat08:04:553
265338599443433,7cyclictest2694324-21turbostat09:05:013
265337799443436,4cyclictest2660734-21turbostat07:34:551
265338599442435,4cyclictest2729553-21turbostat10:45:003
265338599439432,4cyclictest2685670-21turbostat08:40:003
265338599438431,4cyclictest2667759-21turbostat07:54:553
265338599438430,5cyclictest2768620-21turbostat12:39:553
265338599436429,4cyclictest2698082-21turbostat09:15:003
265338599434425,6cyclictest2748895-21turbostat11:40:003
265338599426419,4cyclictest2752357-21turbostat11:50:003
265337799423415,5cyclictest2655050-21turbostat07:19:551
265338599422413,5cyclictest2763050-21turbostat12:20:003
265338599421414,4cyclictest2722621-21turbostat10:29:553
265338599421412,6cyclictest2690865-21turbostat08:55:003
265338599419412,4cyclictest2738496-21turbostat11:14:553
265338599419412,4cyclictest2689134-21turbostat08:50:003
265338599419411,5cyclictest2705315-21turbostat09:35:003
265338599419411,5cyclictest2705315-21turbostat09:34:593
265338099419411,5cyclictest2727811-21turbostat10:44:552
265338599416394,19cyclictest2717430-21turbostat10:10:003
265338599414393,18cyclictest2743697-21turbostat11:29:553
265338599413406,4cyclictest2736763-21turbostat11:09:553
265338599410401,6cyclictest2756131-21turbostat12:00:003
265338599408401,4cyclictest2657266-21turbostat07:20:003
265338599408400,5cyclictest2674982-21turbostat08:10:013
265338599407400,4cyclictest2720889-21turbostat10:24:553
265338599407400,4cyclictest2720889-21turbostat10:24:553
265338099403394,6cyclictest2676707-21turbostat08:19:562
265338599402395,4cyclictest2754093-21turbostat11:55:003
265338599402395,4cyclictest2754093-21turbostat11:55:003
265338099398391,4cyclictest2713957-21turbostat10:04:542
265338599393386,4cyclictest2662457-21turbostat07:34:593
265338599392384,5cyclictest2733008-21turbostat10:55:003
265338599389382,4cyclictest2719156-21turbostat10:15:003
265338599388371,14cyclictest2701545-21turbostat09:25:003
265337799387379,5cyclictest2674982-21turbostat08:14:551
265338599380373,4cyclictest2664250-21turbostat07:40:013
265337799379372,4cyclictest2733008-21turbostat10:59:551
265337799378372,3cyclictest2662457-21turbostat07:39:541
265337599377338,24cyclictest2766884-21turbostat12:34:550
265338599376369,4cyclictest2743697-21turbostat11:25:003
265337799373367,3cyclictest2715699-21turbostat10:09:551
265338099369348,18cyclictest2696049-21turbostat09:14:552
265338599367360,4cyclictest2763050-21turbostat12:24:553
265338099366358,5cyclictest2750623-21turbostat11:49:552
265338599364357,4cyclictest2687405-21turbostat08:45:003
265338599361354,4cyclictest2707046-21turbostat09:44:553
265338599358350,5cyclictest2712240-21turbostat09:59:553
265338099357349,5cyclictest2719156-21turbostat10:19:552
265338099357349,5cyclictest2719156-21turbostat10:19:552
265337599357350,4cyclictest2692592-21turbostat09:04:560
265338099354346,5cyclictest2754093-21turbostat11:59:552
265337799351345,3cyclictest2757860-21turbostat12:09:551
265337599350342,5cyclictest2682208-21turbostat08:34:560
265337599348340,5cyclictest2729553-21turbostat10:49:550
265338599345337,5cyclictest2665979-21turbostat07:49:553
265338599341335,3cyclictest2759587-21turbostat12:10:003
265337799340332,5cyclictest2689134-21turbostat08:54:561
265338599336326,6cyclictest2665979-21turbostat07:45:003
265338599333324,6cyclictest2768620-21turbostat12:35:003
265338099333326,4cyclictest2761317-21turbostat12:19:552
265337799333326,4cyclictest2740230-21turbostat11:19:551
265337799332325,4cyclictest2717430-21turbostat10:14:551
265338099331308,20cyclictest2747156-21turbostat11:39:552
265338599328319,6cyclictest2741961-21turbostat11:20:003
265338599327320,4cyclictest2731273-21turbostat10:50:003
265337599325319,3cyclictest2724342-21turbostat10:34:550
265338599324318,3cyclictest2682208-21turbostat08:30:003
265337599322316,3cyclictest2756131-21turbostat12:04:550
265337599320314,3cyclictest2741961-21turbostat11:24:550
265338099317310,4cyclictest2748895-21turbostat11:44:552
265338599316309,4cyclictest2735038-21turbostat11:00:003
265337799313306,4cyclictest2752357-21turbostat11:54:551
265337799313306,4cyclictest2752357-21turbostat11:54:551
265338599261245,12cyclictest2726086-21turbostat10:35:003
265255222450,4sleep234-21ksoftirqd/207:05:232
265338599230207,19cyclictest2659000-21turbostat07:25:003
265338599225212,9cyclictest2683941-21turbostat08:35:003
265338599219204,10cyclictest2750623-21turbostat11:45:003
265338599148133,11cyclictest2676707-21turbostat08:15:003
2653103211077,23sleep00-21swapper/007:08:160
2653056210976,22sleep30-21swapper/307:07:383
26533859910896,9cyclictest2757860-21turbostat12:05:003
2652986210876,22sleep10-21swapper/107:06:431
1973991000,8rtkit-daemon1972-21rtkit-daemon11:55:250
27618552990,7sleep04497-21PK-Backend12:15:140
2653385999790,4cyclictest2747156-21turbostat11:35:003
197399950,9rtkit-daemon1972-21rtkit-daemon10:05:430
197399930,8rtkit-daemon1972-21rtkit-daemon08:49:490
197399900,8rtkit-daemon1972-21rtkit-daemon07:17:490
27112672860,16sleep013-21ksoftirqd/009:50:210
27087802590,7sleep24497-21PK-Backend09:45:002
2653380995926,7cyclictest2705307-21sh09:34:592
2653380995926,7cyclictest2705307-21sh09:34:592
197399580,9rtkit-daemon1972-21rtkit-daemon12:24:341
197399570,8rtkit-daemon1972-21rtkit-daemon10:41:061
197399570,8rtkit-daemon1972-21rtkit-daemon09:33:331
197399570,8rtkit-daemon1972-21rtkit-daemon09:33:331
197399560,9rtkit-daemon1972-21rtkit-daemon11:13:000
197399560,8rtkit-daemon1972-21rtkit-daemon08:59:251
197399560,8rtkit-daemon1972-21rtkit-daemon07:24:101
26948602550,8chrt4497-21PK-Backend09:05:140
197399550,9rtkit-daemon1972-21rtkit-daemon12:11:341
197399550,9rtkit-daemon1972-21rtkit-daemon10:15:411
197399550,9rtkit-daemon1972-21rtkit-daemon10:15:411
197399550,9rtkit-daemon1972-21rtkit-daemon09:37:380
197399540,8rtkit-daemon1972-21rtkit-daemon10:47:541
197399540,8rtkit-daemon1972-21rtkit-daemon07:45:061
197399530,8rtkit-daemon1972-21rtkit-daemon11:31:171
197399530,8rtkit-daemon1972-21rtkit-daemon08:25:371
197399520,9rtkit-daemon1972-21rtkit-daemon08:37:511
197399510,8rtkit-daemon1972-21rtkit-daemon11:57:561
197399510,8rtkit-daemon1972-21rtkit-daemon07:56:551
265337599501,15cyclictest923-21dbus-daemon07:46:010
27140642460,5sleep24497-21PK-Backend10:00:022
26805702440,23sleep013-21ksoftirqd/008:25:010
2653377994417,12cyclictest26-21ksoftirqd/107:15:021
2653375994418,14cyclictest13-21ksoftirqd/011:35:020
2653380994324,15cyclictest2743311-21users11:20:302
265338099431,18cyclictest26665152ls07:45:142
265337799436,19cyclictest26-21ksoftirqd/111:25:001
265337599421,18cyclictest27017972basename09:25:120
2653380994122,14cyclictest2721514-21df10:20:132
2653380994122,14cyclictest2721514-21df10:20:132
2653375994123,14cyclictest13-21ksoftirqd/010:30:010
2653375994122,14cyclictest438-20systemd-journal08:55:000
265338099402,33cyclictest2716544-21memory10:05:212
2653380994022,13cyclictest438-20systemd-journal08:05:002
2653377994030,7cyclictest1137-21runrttasks08:15:071
2653377994020,16cyclictest2680571-21latency_hist08:25:011
2653375994023,6cyclictest13-21ksoftirqd/011:50:020
2653375994023,6cyclictest13-21ksoftirqd/007:25:140
2653375994023,13cyclictest13-21ksoftirqd/009:55:240
26596272390,6sleep20-21swapper/207:25:142
265338099398,5cyclictest141rcu_preempt08:00:002
2653380993923,11cyclictest438-20systemd-journal09:08:312
2653377993912,6cyclictest141rcu_preempt08:10:001
2653375993923,5cyclictest13-21ksoftirqd/007:15:010
2653375993923,11cyclictest438-20systemd-journal08:40:310
2653375993922,6cyclictest13-21ksoftirqd/012:25:020
2653375993922,6cyclictest13-21ksoftirqd/012:25:010
2653375993922,6cyclictest13-21ksoftirqd/012:10:120
2653375993922,6cyclictest13-21ksoftirqd/008:00:020
2653375993922,5cyclictest13-21ksoftirqd/009:35:000
2653375993922,5cyclictest13-21ksoftirqd/009:35:000
2653375993922,13cyclictest13-21ksoftirqd/011:00:020
2653375993922,13cyclictest13-21ksoftirqd/010:15:020
2653375993922,13cyclictest13-21ksoftirqd/007:40:240
2653375993922,13cyclictest13-21ksoftirqd/007:30:250
2653375993922,13cyclictest13-21ksoftirqd/007:25:020
2653375993921,6cyclictest13-21ksoftirqd/010:45:020
2653375993921,6cyclictest13-21ksoftirqd/008:15:030
2653375993921,14cyclictest2673871-21df08:05:140
2653375993921,13cyclictest13-21ksoftirqd/011:35:020
27151022380,5chrt0-21swapper/010:00:270
2653380993821,5cyclictest34-21ksoftirqd/212:35:522
2653380993821,13cyclictest2693596-21ntp_states09:00:232
2653380993821,12cyclictest2725263-21needreboot10:30:212
265337799384,15cyclictest0-21swapper/111:40:201
265337799383,16cyclictest0-21swapper/111:10:281
265337799383,15cyclictest0-21swapper/109:45:011
2653377993821,13cyclictest2765731-21expr12:25:131
2653377993821,13cyclictest2724360-21/usr/sbin/munin10:30:001
2653377993818,6cyclictest141rcu_preempt09:20:001
2653375993823,11cyclictest2675889-21needreboot08:10:190
2653375993822,5cyclictest13-21ksoftirqd/011:55:020
2653375993821,6cyclictest13-21ksoftirqd/012:10:010
2653375993821,6cyclictest13-21ksoftirqd/008:40:010
2653375993821,13cyclictest13-21ksoftirqd/011:40:200
2653375993821,13cyclictest13-21ksoftirqd/009:45:010
2653375993821,13cyclictest13-21ksoftirqd/008:55:150
2653375993821,13cyclictest13-21ksoftirqd/008:25:150
2653375993820,6cyclictest13-21ksoftirqd/010:20:020
2653375993820,6cyclictest13-21ksoftirqd/010:20:020
2653380993721,12cyclictest923-21dbus-daemon10:50:212
2653380993721,12cyclictest34-21ksoftirqd/207:17:062
2653380993721,12cyclictest2662444-21cron07:34:592
265338099371,7cyclictest2741235-21ntp_states11:15:252
265337799371,32cyclictest2669307-21chrt07:52:591
265337599374,18cyclictest2752576-21seq11:50:020
2653375993721,13cyclictest13-21ksoftirqd/012:35:170
2653375993721,12cyclictest2699810-21turbostat.cron09:20:000
2653375993720,13cyclictest2726451-21cat10:35:140
2653375993720,13cyclictest13-21ksoftirqd/009:45:220
26975762360,8sleep04497-21PK-Backend09:10:290
265338099366,6cyclictest141rcu_preempt12:10:022
265338099366,10cyclictest34-21ksoftirqd/212:22:282
2653380993622,10cyclictest34-21ksoftirqd/207:50:112
2653380993622,10cyclictest2654306-21ntpq07:10:222
2653380993621,11cyclictest2665440-21grep07:40:312
2653380993620,11cyclictest2731482-21cut10:50:022
2653380993619,13cyclictest34-21ksoftirqd/210:26:292
265338099361,30cyclictest2699215-21python309:15:272
265337799365,5cyclictest141rcu_preempt09:10:001
2653377993620,5cyclictest26-21ksoftirqd/111:05:251
2653377993620,12cyclictest2697023-21cat09:10:181
2653377993620,12cyclictest26-21ksoftirqd/110:40:021
265337799361,31cyclictest2687666-21apt08:45:121
265337799361,15cyclictest2768926-21cpu12:35:101
2653375993620,12cyclictest2733247-21gpgv10:55:010
2653375993619,13cyclictest13-21ksoftirqd/011:25:230
2653375993618,6cyclictest13-21ksoftirqd/011:05:020
265338099354,11cyclictest34-21ksoftirqd/210:11:362
265338099353,27cyclictest2734333-21ps10:55:262
2653380993524,7cyclictest2757104-21ntpq12:00:212
2653380993522,9cyclictest2689288-21sort08:50:012
2653380993520,11cyclictest2690460-21cat08:50:282
2653380993519,12cyclictest2663476-21uname07:35:262
2653380993518,13cyclictest34-21ksoftirqd/212:29:532
265337799355,16cyclictest0-21swapper/109:27:351
265337799353,15cyclictest0-21swapper/110:30:131
2653377993515,5cyclictest141rcu_preempt11:30:021
2653377993510,6cyclictest141rcu_preempt09:45:171
265337599352,14cyclictest2669488-21munin-run07:55:010
2653375993518,6cyclictest13-21ksoftirqd/007:35:160
2653375993518,14cyclictest13-21ksoftirqd/009:25:020
2653375993515,8cyclictest141rcu_preempt08:02:130
2653375993513,5cyclictest141rcu_preempt10:20:210
2653375993513,5cyclictest141rcu_preempt10:20:210
197399350,27rtkit-daemon1972-21rtkit-daemon09:55:141
265338099347,6cyclictest141rcu_preempt08:35:132
265338099347,5cyclictest141rcu_preempt09:49:062
265338099345,5cyclictest141rcu_preempt11:50:142
265338099345,5cyclictest141rcu_preempt11:50:142
2653380993420,10cyclictest2676695-21apt-get08:15:022
265338099341,9cyclictest0-21swapper/211:25:242
2653380993419,11cyclictest2739968-21seq11:11:512
2653380993419,11cyclictest2737828-21ps11:05:252
2653380993419,11cyclictest2727700-21seq10:38:472
2653380993419,11cyclictest2711116-21expr09:50:152
2653380993419,11cyclictest2702105-21cat09:25:152
2653380993418,11cyclictest438-20systemd-journal09:39:552
265338099341,11cyclictest2686064-21tr08:40:132
265337799349,5cyclictest141rcu_preempt11:35:131
265337799344,16cyclictest0-21swapper/112:32:281
265337799343,16cyclictest0-21swapper/109:22:291
2653377993427,5cyclictest0-21swapper/112:00:201
2653377993427,5cyclictest0-21swapper/109:03:011
2653377993427,4cyclictest4497-21PK-Backend11:04:211
265337799342,15cyclictest0-21swapper/111:45:131
265337799341,9cyclictest4497-21PK-Backend12:18:111
2653377993412,9cyclictest2733012-21munin-plugin-st10:55:001
265337799341,19cyclictest26-21ksoftirqd/110:00:211
2653375993414,7cyclictest141rcu_preempt11:05:230
2653380993327,4cyclictest0-21swapper/208:58:072
2653380993320,9cyclictest2736800-21wc11:05:012
2653380993319,10cyclictest2673841-21expr08:05:142
265338099331,7cyclictest141rcu_preempt12:30:312
265337799333,16cyclictest0-21swapper/109:50:531
265337799331,9cyclictest4497-21PK-Backend10:23:091
265337799331,9cyclictest4497-21PK-Backend10:23:091
2653377993318,11cyclictest2705922-21ls09:35:141
2653377993318,11cyclictest2672543-21proc_pri08:00:271
2653377993316,13cyclictest2683051-21memory08:30:181
2653375993314,7cyclictest141rcu_preempt11:17:470
2653380993220,7cyclictest2679986-21timerandwakeup08:20:292
265338099321,4cyclictest0-21swapper/212:12:002
265338099311,11cyclictest0-21swapper/208:30:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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