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2026-02-06 - 17:10
[ 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 #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 Fri Feb 06, 2026 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
264015899510501,6cyclictest2651004-21turbostat07:44:562
264015899510501,6cyclictest2651004-21turbostat07:44:552
264016099493478,11cyclictest2737917-21decode-dimms11:40:043
264015899489476,9cyclictest2737917-21decode-dimms11:40:042
264016099482452,27cyclictest2656197-21turbostat07:55:003
264015099471457,11cyclictest2737911-21decode-dimms11:40:040
264016099465439,23cyclictest2693213-21turbostat09:44:553
264016099464456,5cyclictest2723711-21turbostat11:09:563
264016099464456,5cyclictest2723711-21turbostat11:09:553
264016099462455,4cyclictest2771725-21turbostat12:19:553
264016099462454,5cyclictest2736297-21turbostat11:40:003
264016099462440,19cyclictest2771092-21turbostat12:10:013
264016099460453,4cyclictest2771092-21turbostat12:14:563
264016099460453,4cyclictest2771092-21turbostat12:14:553
264016099456449,4cyclictest2671781-21turbostat08:44:553
264015899454433,18cyclictest2686285-21turbostat09:24:542
264016099453446,4cyclictest2700131-21turbostat10:04:563
264015099452445,4cyclictest2679042-21turbostat09:04:550
264015899450443,4cyclictest2705621-21turbostat10:19:542
264016099449442,4cyclictest2767325-21turbostat12:00:003
264016099449442,4cyclictest2723711-21turbostat11:05:003
264016099449440,6cyclictest2644016-21turbostat07:19:593
264015899445438,4cyclictest2767325-21turbostat12:04:552
264015899444437,4cyclictest2718213-21turbostat10:54:542
264016099443436,4cyclictest2698396-21turbostat09:55:013
264016099438430,5cyclictest2775485-21turbostat12:25:003
264016099437430,4cyclictest2691477-21turbostat09:35:013
264015899436427,6cyclictest2703588-21turbostat10:14:542
264016099433426,4cyclictest2677023-21turbostat08:55:003
264016099433424,5cyclictest2686285-21turbostat09:19:593
264016099433424,5cyclictest2686285-21turbostat09:19:593
264016099431422,6cyclictest2668303-21turbostat08:30:003
264016099431404,24cyclictest2721983-21turbostat11:00:013
264016099429422,4cyclictest2689748-21turbostat09:30:003
264016099426418,5cyclictest2763851-21turbostat11:54:553
264016099422415,4cyclictest2777216-21turbostat12:34:553
264015899418411,4cyclictest2769360-21turbostat12:09:562
264015899414407,4cyclictest2681092-21turbostat09:09:552
264016099413406,4cyclictest2701860-21turbostat10:09:553
264016099412404,5cyclictest2651004-21turbostat07:40:013
264016099411404,4cyclictest2682816-21turbostat09:14:563
264016099408400,5cyclictest2679042-21turbostat08:59:593
264016099407400,4cyclictest2682816-21turbostat09:10:013
264016099406399,4cyclictest2777216-21turbostat12:30:013
264016099406399,4cyclictest2732762-21turbostat11:30:003
264015899406397,6cyclictest2698396-21turbostat09:59:562
264015099405397,5cyclictest2666574-21turbostat08:29:550
264016099402395,4cyclictest2727525-21turbostat11:15:003
264016099402395,4cyclictest2645759-21turbostat07:25:003
264015099401394,4cyclictest2691477-21turbostat09:39:550
264015099401394,4cyclictest2691477-21turbostat09:39:550
264016099399390,6cyclictest2729299-21turbostat11:20:003
264016099397390,4cyclictest2696671-21turbostat09:50:003
264015899397390,4cyclictest2689748-21turbostat09:34:552
264016099396389,4cyclictest2673501-21turbostat08:49:553
264016099395388,4cyclictest2709254-21turbostat10:25:003
264016099394386,5cyclictest2781291-21turbostat12:39:593
264016099392382,7cyclictest2710981-21turbostat10:34:543
264015499392359,19cyclictest2716485-21turbostat10:49:561
264016099390383,4cyclictest2661377-21turbostat08:10:003
264016099390383,4cyclictest2661377-21turbostat08:09:593
264016099390381,6cyclictest2693213-21turbostat09:40:013
264016099390381,6cyclictest2693213-21turbostat09:40:003
264015099389382,4cyclictest2661377-21turbostat08:14:550
264015899386351,32cyclictest2677023-21turbostat08:59:552
264015499379372,4cyclictest2640005-21turbostat07:14:551
264015499379371,5cyclictest2659653-21turbostat08:09:561
264015499379371,5cyclictest2659653-21turbostat08:09:561
264015499378371,4cyclictest2729299-21turbostat11:24:551
264016099373366,4cyclictest2641792-21turbostat07:15:003
264016099369363,3cyclictest2720251-21turbostat10:55:003
264016099369362,4cyclictest2647476-21turbostat07:30:003
264015099368361,4cyclictest2731030-21turbostat11:29:550
264015499367360,4cyclictest2656197-21turbostat07:59:541
264016099361354,4cyclictest2664848-21turbostat08:20:003
264016099361351,7cyclictest2654461-21turbostat07:50:003
264016099360354,3cyclictest2718213-21turbostat10:50:003
264016099359352,4cyclictest2670042-21turbostat08:34:593
264016099358350,5cyclictest2659653-21turbostat08:05:003
264015099358352,3cyclictest2670042-21turbostat08:39:550
264016099357350,4cyclictest2649220-21turbostat07:35:013
264015899354347,4cyclictest2654461-21turbostat07:54:552
264016099351343,5cyclictest2734494-21turbostat11:35:003
264016099351343,5cyclictest2734494-21turbostat11:34:593
264015499351343,5cyclictest2652731-21turbostat07:49:551
264016099350343,4cyclictest2716485-21turbostat10:45:003
264016099350342,5cyclictest2652731-21turbostat07:45:003
264016099350342,5cyclictest2652731-21turbostat07:44:593
264015499348341,4cyclictest2664848-21turbostat08:24:541
264015099348341,4cyclictest2775485-21turbostat12:29:540
264016099340334,3cyclictest2663116-21turbostat08:15:003
264015899339332,4cyclictest2663116-21turbostat08:19:552
264015899338332,3cyclictest2645759-21turbostat07:29:552
264015499338331,4cyclictest2707528-21turbostat10:24:551
264016099330320,7cyclictest2681092-21turbostat09:05:003
264015499330322,5cyclictest2732762-21turbostat11:34:561
264015499330322,5cyclictest2732762-21turbostat11:34:561
264015099328321,4cyclictest2696671-21turbostat09:54:550
264016099326318,5cyclictest2709254-21turbostat10:29:553
264016099325318,4cyclictest2769360-21turbostat12:05:013
264016099324317,4cyclictest2714756-21turbostat10:40:003
264016099324317,4cyclictest2657916-21turbostat08:00:013
264016099324314,7cyclictest2763851-21turbostat11:50:003
264015899315307,5cyclictest2714756-21turbostat10:44:552
264016099311305,3cyclictest2671781-21turbostat08:40:003
263916322570,8sleep04497-21PK-Backend07:05:210
264016099256237,15cyclictest2688013-21turbostat09:24:593
264016099254238,12cyclictest2705621-21turbostat10:14:593
264016099213199,10cyclictest2700131-21turbostat10:00:013
264016099212199,9cyclictest2666574-21turbostat08:25:013
1973991210,101rtkit-daemon0-21swapper/207:06:062
2639796210773,23sleep10-21swapper/107:07:321
26401609910695,8cyclictest2707528-21turbostat10:20:013
2639624210573,22sleep30-21swapper/307:05:303
2640160999891,4cyclictest2731030-21turbostat11:25:003
197399980,9rtkit-daemon1972-21rtkit-daemon10:33:042
197399950,8rtkit-daemon1972-21rtkit-daemon12:26:342
197399940,8rtkit-daemon1972-21rtkit-daemon10:38:532
197399930,9rtkit-daemon1972-21rtkit-daemon12:22:442
197399840,9rtkit-daemon1972-21rtkit-daemon11:16:202
27269462700,5chrt0-21swapper/211:10:282
197399680,9rtkit-daemon1972-21rtkit-daemon08:28:032
197399650,9rtkit-daemon1972-21rtkit-daemon09:19:362
197399650,9rtkit-daemon1972-21rtkit-daemon09:19:362
197399640,8rtkit-daemon1972-21rtkit-daemon10:29:502
27452712630,7sleep11033-21gdbus11:41:301
197399630,8rtkit-daemon1972-21rtkit-daemon09:27:232
197399630,8rtkit-daemon1972-21rtkit-daemon08:32:152
27680572620,7chrt4497-21PK-Backend12:00:141
197399590,9rtkit-daemon1972-21rtkit-daemon10:59:472
2640154995610,41cyclictest2682844-21unin-run09:10:001
197399560,8rtkit-daemon1972-21rtkit-daemon07:15:110
197399550,41rtkit-daemon4497-21PK-Backend08:03:201
2640150995422,27cyclictest438-20systemd-journal11:24:590
2640154995321,28cyclictest1033-21gdbus08:45:501
2640154995315,33cyclictest2780169-40apt-check12:35:221
2640150995218,29cyclictest2774598-21sed12:20:240
264015899510,48cyclictest1972-21rtkit-daemon08:23:322
2640154995121,26cyclictest2671381-21uptime08:35:301
2640154995113,33cyclictest2724474-21cat11:05:151
2640154995113,33cyclictest2724474-21cat11:05:151
2640150995122,24cyclictest2143-21upowerd11:15:490
2640150995119,29cyclictest1941-21systemd10:15:170
2640150995114,12cyclictest438-20systemd-journal10:52:140
2640158995010,37cyclictest1972-21rtkit-daemon11:49:052
2640154995021,24cyclictest2643329-21pluginstate07:15:251
2640154995015,30cyclictest2709819-21cat10:25:131
2640154995014,31cyclictest2720822-21cat10:55:141
2640154995014,31cyclictest2719036-21cat10:50:141
2640154995012,33cyclictest937-21polkitd10:15:041
2640150995020,25cyclictest2690732-21ntpq09:30:240
2640158994929,6cyclictest34-21ksoftirqd/211:34:222
2640158994929,6cyclictest34-21ksoftirqd/211:34:222
264015899490,45cyclictest1972-21rtkit-daemon07:56:112
2640154994916,29cyclictest2777984-21expr12:30:141
2640150994920,24cyclictest923-21dbus-daemon12:00:050
2640150994919,26cyclictest2681325-21/usr/sbin/munin09:05:110
2640150994919,25cyclictest2780717-21switchtime12:35:280
2640150994917,28cyclictest2718206-21latency_hist10:50:020
2640150994915,11cyclictest2708188-21hddtemp_smartct10:20:180
2640150994913,8cyclictest2674899-21systemd-udevd08:45:510
2640154994821,23cyclictest2647722-21/usr/sbin/munin07:30:271
2640154994816,27cyclictest2697197-21expr09:50:131
264015099488,12cyclictest937-21polkitd10:15:030
2640150994819,25cyclictest2700602-21cstates10:00:140
2640150994818,27cyclictest1137-21runrttasks08:04:020
2640150994816,27cyclictest2679235-21cat09:00:020
2640150994815,10cyclictest2771164-21grep12:10:010
2640150994810,11cyclictest2777842-21sort12:30:120
2640154994716,27cyclictest2680505-21ls09:00:291
2640154994716,26cyclictest2663601-21cat08:15:111
2640154994715,27cyclictest2728025-21cat11:15:111
2640154994715,27cyclictest2700634-21expr10:00:141
2640154994715,27cyclictest2685056-21expr09:15:141
2640154994715,27cyclictest2685056-21expr09:15:141
2640154994714,29cyclictest2691480-21/usr/sbin/munin09:35:001
2640154994714,28cyclictest2683258-21grep09:10:131
2640150994728,15cyclictest3692986-21snapd11:58:350
2640150994721,23cyclictest2723886-21wc11:05:010
2640150994714,9cyclictest2645808-21cat07:25:010
264015899461,41cyclictest1972-21rtkit-daemon08:05:442
264015899461,41cyclictest1972-21rtkit-daemon08:05:442
2640154994619,23cyclictest2652713-21cron07:45:001
2640154994619,23cyclictest2652713-21cron07:45:001
2640154994618,24cyclictest2732173-21swap11:25:291
2640154994615,26cyclictest2702424-21expr10:05:141
2640154994613,28cyclictest2662966-21seq08:13:221
2640154994612,30cyclictest2712636-21seq10:30:501
2640154994612,29cyclictest2735612-21awk11:35:261
264015099468,11cyclictest2641235-21cat07:10:280
2640150994624,18cyclictest2694147-21head09:40:220
2640150994617,10cyclictest2660845-21switchtime08:05:280
2640150994617,10cyclictest2660845-21switchtime08:05:280
264015099461,6cyclictest2763851-21turbostat11:50:000
2640150994613,7cyclictest2711262-21ls10:30:010
2640150994612,6cyclictest0-21swapper/010:55:300
2640150994612,11cyclictest2684149-21timerwakeupswit09:10:290
2640154994516,24cyclictest923-21dbus-daemon12:20:001
2640154994515,25cyclictest2777241-21http12:30:001
264015099452,17cyclictest2725348-40lsb_release11:05:310
264015099452,17cyclictest2725348-40lsb_release11:05:300
2640150994519,22cyclictest2771463-21taskset12:11:570
2640150994519,22cyclictest2771463-21taskset12:11:560
2640150994518,24cyclictest2733238-21cstates11:30:150
2640150994518,24cyclictest2733238-21cstates11:30:150
2640150994518,23cyclictest2656430-21/usr/sbin/munin07:55:210
2640150994516,6cyclictest2699260-21sort09:55:230
2640150994510,11cyclictest438-20systemd-journal08:45:000
264015899441,39cyclictest1972-21rtkit-daemon11:50:082
2640154994418,22cyclictest4497-21PK-Backend11:45:421
2640154994418,22cyclictest1137-21runrttasks08:58:311
2640154994416,24cyclictest2722215-21/usr/sbin/munin11:00:141
2640154994415,24cyclictest2699370-21ntp_kernel_err09:55:231
2640154994414,26cyclictest2647027-21timerandwakeup07:25:281
2640150994417,7cyclictest1137-21runrttasks11:36:300
2640150994417,7cyclictest1137-21runrttasks08:24:590
2640150994413,8cyclictest2687353-21processes09:20:260
2640150994413,10cyclictest2647590-21cut07:30:020
2640150994411,7cyclictest26764672switchtime08:50:270
2640154994317,22cyclictest4497-21PK-Backend08:34:451
2640154994315,24cyclictest2765098-21sed11:50:311
2640154994314,24cyclictest2668468-21sort08:30:021
264015099439,7cyclictest2685567-21sh09:15:240
264015099439,7cyclictest2685567-21sh09:15:240
264015099437,8cyclictest0-21swapper/007:45:310
2640150994317,22cyclictest2773454-21idleruntime-cro12:20:000
2640150994316,8cyclictest1137-21runrttasks11:12:310
2640150994315,7cyclictest2647958-21cstates07:30:130
2640150994314,10cyclictest2649710-21grep07:35:140
26504052420,6sleep10-21swapper/107:35:281
264015899421,35cyclictest1972-21rtkit-daemon10:05:112
264015899421,16cyclictest2734736-21sort11:35:102
264015499424,13cyclictest438-20systemd-journal10:15:011
2640154994218,20cyclictest2774629-40lsb_release12:20:231
2640154994217,22cyclictest4497-21PK-Backend08:54:161
2640154994216,22cyclictest4497-21PK-Backend10:42:591
264015099422,14cyclictest2711890-21diskstats10:30:150
2640150994213,9cyclictest2765717-21sed11:55:010
264015099421,13cyclictest438-20systemd-journal08:19:100
2640150994210,11cyclictest2714737-21cron10:40:000
27249962410,6sleep20-21swapper/211:05:262
27249962410,6sleep20-21swapper/211:05:252
264015899411,36cyclictest1972-21rtkit-daemon12:31:552
2640150994113,8cyclictest2702691-21latency10:05:190
264015099411,15cyclictest2652852-21sort07:45:010
264015099411,15cyclictest2652852-21sort07:45:000
197399410,28rtkit-daemon0-21swapper/010:43:550
264015899402,34cyclictest1972-21rtkit-daemon11:55:402
2640158994023,13cyclictest2640700-21df_inode07:10:162
2640158994012,12cyclictest2069-21gnome-shell11:28:592
2640158994011,14cyclictest34-21ksoftirqd/209:52:132
264015499409,26cyclictest2645960-21sed07:25:021
2640154994011,24cyclictest2726136-21cpuspeed11:10:121
264015099402,17cyclictest2069-21gnome-shell08:33:590
264015099401,13cyclictest2654734-21grep07:50:130
2640158993916,5cyclictest141rcu_preempt09:00:232
2640154993912,23cyclictest4497-21PK-Backend09:35:581
2640154993912,23cyclictest4497-21PK-Backend09:35:571
2640150993921,14cyclictest2696660-21latency_hist09:50:000
264015099391,14cyclictest2688651-21df_inode09:25:170
197399390,32rtkit-daemon0-21swapper/209:44:302
264015899389,7cyclictest34-21ksoftirqd/209:10:242
264015899381,34cyclictest1972-21rtkit-daemon10:47:312
2640158993810,7cyclictest34-21ksoftirqd/207:15:232
2640158993810,10cyclictest34-21ksoftirqd/211:05:022
264015499381,17cyclictest2069-21gnome-shell12:06:581
264015499381,10cyclictest2673700-21sort08:45:011
197399380,31rtkit-daemon0-21swapper/209:36:012
197399380,31rtkit-daemon0-21swapper/209:36:012
264015899379,8cyclictest34-21ksoftirqd/212:18:262
264015899373,5cyclictest0-21swapper/207:45:282
2640158993716,9cyclictest34-21ksoftirqd/208:15:012
2640158993711,11cyclictest34-21ksoftirqd/207:30:142
264015499376,8cyclictest2656034-21seq07:53:131
264015499371,11cyclictest2687214-21grep09:20:221
264015499371,10cyclictest2689137-21grep09:25:281
26704762360,7sleep24497-21PK-Backend08:35:132
2640158993620,12cyclictest2730685-21seq11:20:492
2640158993618,14cyclictest2674137-21df_inode08:45:152
264015499361,12cyclictest2767073-21taskset11:57:021
264015899358,8cyclictest2709287-21systemd10:25:002
264015899358,7cyclictest3693027-21snapd10:01:352
2640158993510,7cyclictest1054-21snmpd07:37:222
264015499351,13cyclictest2694766-21chrt09:43:061
264015499351,12cyclictest2771469-21chrt12:12:021
264015499351,12cyclictest2771469-21chrt12:12:021
2640158993419,11cyclictest2695258-21cpuspeed09:45:142
2640158993419,11cyclictest2676199-21cat08:50:222
2640158993418,12cyclictest2672125-21cpuspeed_turbos08:40:122
2640158993418,11cyclictest34-21ksoftirqd/212:35:032
2640154993426,5cyclictest4497-21PK-Backend09:45:411
264015899339,7cyclictest1054-21snmpd08:04:022
2640158993321,7cyclictest2645361-21uptime07:20:272
264015899331,29cyclictest0-21swapper/212:10:222
264015899331,29cyclictest0-21swapper/212:10:212
264015499331,12cyclictest2714449-21chrt10:36:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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