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2026-02-02 - 00:10
[ 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 Sun Feb 01, 2026 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
400880599509501,5cyclictest4028607-21turbostat08:09:553
400880599507500,4cyclictest4041027-21turbostat08:44:543
400880599505496,5cyclictest4095023-21turbostat11:15:003
400879999477454,19cyclictest4109234-21turbostat11:59:551
400880599473445,15cyclictest4098533-21turbostat11:24:593
400880599470451,16cyclictest4075680-21turbostat10:20:003
400880599464457,4cyclictest4098533-21turbostat11:29:543
400880599464457,4cyclictest4033803-21turbostat08:24:553
400880399463456,4cyclictest4017869-21turbostat07:39:562
400880599462429,19cyclictest4082916-21turbostat10:44:553
400880599461454,4cyclictest4070499-21turbostat10:05:003
400880599461454,4cyclictest4012670-21turbostat07:24:553
400880599461452,6cyclictest4026879-21turbostat08:00:013
400880599459452,4cyclictest4041027-21turbostat08:39:593
400880599459450,6cyclictest4019653-21turbostat07:44:553
400879499458451,4cyclictest4023116-21turbostat07:54:550
400880599456449,4cyclictest4082916-21turbostat10:40:003
400880599447440,4cyclictest4086364-21turbostat10:50:003
400880599447439,5cyclictest4012670-21turbostat07:20:003
400880399446439,4cyclictest4086364-21turbostat10:54:552
400879999440433,4cyclictest4042756-21turbostat08:49:551
400880599439431,5cyclictest4079150-21turbostat10:30:003
400880599432425,4cyclictest4107494-21turbostat11:50:003
400880599432425,4cyclictest4053147-21turbostat09:19:563
400880599432411,18cyclictest4121713-21turbostat12:34:563
400880599432399,17cyclictest4117880-21turbostat12:24:553
400880399428420,4cyclictest4065299-21turbostat09:54:552
400880599426419,4cyclictest4067029-21turbostat09:59:553
400880399426415,8cyclictest4068764-21turbostat10:04:552
400879499426419,4cyclictest4046228-21turbostat08:59:550
400879499426419,4cyclictest4046228-21turbostat08:59:550
400880599425418,4cyclictest4121713-21turbostat12:30:003
400880599425418,4cyclictest4032070-21turbostat08:19:543
400880399423416,4cyclictest4096806-21turbostat11:24:552
400880599422413,6cyclictest4056599-21turbostat09:24:593
400880599422413,6cyclictest4056599-21turbostat09:24:593
400880599422395,8cyclictest4051405-21turbostat09:14:563
400880399422413,6cyclictest4037565-21turbostat08:34:562
400880599419409,6cyclictest4081181-21turbostat10:35:003
400880399419411,5cyclictest4081181-21turbostat10:39:552
400880599418410,4cyclictest4037565-21turbostat08:30:013
400879499417410,4cyclictest4056599-21turbostat09:29:540
400880599416407,6cyclictest4061806-21turbostat09:44:563
400880599413405,5cyclictest4017869-21turbostat07:35:003
400880399413386,24cyclictest4079150-21turbostat10:34:552
400880599411403,5cyclictest4123494-21turbostat12:39:553
400880599406399,4cyclictest4103724-21turbostat11:44:553
400880599405397,5cyclictest4049678-21turbostat09:04:593
400880399405396,6cyclictest4073947-21turbostat10:19:552
400880399404377,24cyclictest4091556-21turbostat11:09:542
400880399402395,4cyclictest4058332-21turbostat09:34:552
400880599401394,4cyclictest4014408-21turbostat07:29:553
400879499400392,5cyclictest4112690-21turbostat12:09:550
400880599398391,4cyclictest4095023-21turbostat11:19:553
400879999398391,4cyclictest4089839-21turbostat11:04:551
400880599396388,5cyclictest4072219-21turbostat10:14:563
400879499396388,5cyclictest4105458-21turbostat11:49:540
400880599393386,4cyclictest4019653-21turbostat07:40:003
400880599393373,17cyclictest4044487-21turbostat08:50:013
400880599387379,5cyclictest4091556-21turbostat11:04:593
400880599384377,4cyclictest4049678-21turbostat09:09:543
400880599383376,4cyclictest4101999-21turbostat11:35:003
400880399381374,4cyclictest4077416-21turbostat10:29:552
400880399381374,4cyclictest4044487-21turbostat08:54:552
400879999381373,5cyclictest4030327-21turbostat08:14:561
400879499381372,6cyclictest4110962-21turbostat12:04:560
400880599380372,5cyclictest4110962-21turbostat12:00:003
400880399379371,5cyclictest4119989-21turbostat12:29:552
400880599375368,4cyclictest4028607-21turbostat08:05:003
400879999375353,19cyclictest4101999-21turbostat11:39:551
400880399373366,4cyclictest4016138-21turbostat07:34:552
400880599371364,4cyclictest4112690-21turbostat12:05:013
400880599371364,4cyclictest4103724-21turbostat11:40:013
400880599371364,4cyclictest4065299-21turbostat09:49:593
400879999370362,5cyclictest4088102-21turbostat10:59:561
400880599368361,4cyclictest4032070-21turbostat08:14:593
400879999368361,4cyclictest4060073-21turbostat09:39:551
400880599367346,8cyclictest4107494-21turbostat11:54:553
400880599364356,5cyclictest4089839-21turbostat11:00:003
400880599363354,6cyclictest4060073-21turbostat09:35:003
400880599357351,3cyclictest4021386-21turbostat07:49:553
400880599356349,4cyclictest4047951-21turbostat09:00:003
400880599356349,4cyclictest4047951-21turbostat09:00:003
400880399352345,4cyclictest4054877-21turbostat09:24:562
400880399352345,4cyclictest4054877-21turbostat09:24:562
400879999349343,3cyclictest4116140-21turbostat12:19:551
400880599348341,4cyclictest4072219-21turbostat10:10:013
400879999348341,4cyclictest4114418-21turbostat12:14:541
400880599340334,3cyclictest4010455-21turbostat07:15:003
400880599340333,4cyclictest4116140-21turbostat12:15:003
400879499340333,4cyclictest4010455-21turbostat07:19:550
400880399338331,4cyclictest4070499-21turbostat10:09:552
400880399329323,3cyclictest4100269-21turbostat11:34:552
400880599328319,6cyclictest4114418-21turbostat12:10:003
400880599326319,4cyclictest4067029-21turbostat09:55:003
400880399322315,4cyclictest4035532-21turbostat08:29:552
400879999321313,5cyclictest4063578-21turbostat09:49:551
400879499318312,3cyclictest4093295-21turbostat11:14:550
400880599314307,4cyclictest4046228-21turbostat08:55:013
400879999314306,5cyclictest4047951-21turbostat09:04:561
400880599249235,10cyclictest4024841-21turbostat07:55:003
400880599211185,22cyclictest4077416-21turbostat10:25:003
400880599194177,12cyclictest4117880-21turbostat12:20:003
4008320212775,42sleep00-21swapper/007:05:490
400865721100,12sleep14008661-21cron07:10:001
4008549210876,22sleep30-21swapper/307:08:463
4008626210773,23sleep20-21swapper/207:09:462
40088059910694,9cyclictest4039294-21turbostat08:35:003
40088059910392,8cyclictest4061806-21turbostat09:40:013
4008805999990,6cyclictest4093295-21turbostat11:10:013
4008805999689,4cyclictest4088102-21turbostat10:55:003
4008805999280,9cyclictest4058332-21turbostat09:30:003
197399700,8rtkit-daemon1972-21rtkit-daemon12:35:302
400880399642,7cyclictest34-21ksoftirqd/212:30:272
40338022620,11chrt4033804-21idleruntime-cro08:19:592
4008794996212,22cyclictest13-21ksoftirqd/009:42:150
400880399593,16cyclictest34-21ksoftirqd/210:45:242
4008794995924,17cyclictest13-21ksoftirqd/012:30:270
197399590,8rtkit-daemon1972-21rtkit-daemon10:21:142
400880399586,16cyclictest34-21ksoftirqd/212:23:252
400880399581,20cyclictest34-21ksoftirqd/211:40:002
197399580,8rtkit-daemon1972-21rtkit-daemon11:48:102
400880399574,16cyclictest34-21ksoftirqd/207:56:242
400880399571,37cyclictest2223-21gdbus09:42:142
400880399571,19cyclictest34-21ksoftirqd/209:25:252
40524462560,7chrt0-21swapper/009:10:250
400880399561,10cyclictest34-21ksoftirqd/210:55:132
400880399542,15cyclictest34-21ksoftirqd/210:10:282
400880399532,13cyclictest34-21ksoftirqd/211:17:142
197399530,9rtkit-daemon1972-21rtkit-daemon12:11:142
197399530,8rtkit-daemon1972-21rtkit-daemon08:01:542
197399530,8rtkit-daemon1972-21rtkit-daemon07:52:192
197399520,8rtkit-daemon1972-21rtkit-daemon12:02:112
40257222510,8sleep00-21swapper/007:55:180
400880399515,8cyclictest34-21ksoftirqd/208:40:002
4008794995114,20cyclictest13-21ksoftirqd/010:55:130
197399510,6rtkit-daemon1972-21rtkit-daemon10:40:482
400880399501,16cyclictest34-21ksoftirqd/209:55:282
4008803995010,6cyclictest141rcu_preempt08:05:282
4008799995022,10cyclictest26-21ksoftirqd/112:30:291
400880399499,9cyclictest34-21ksoftirqd/208:10:142
4008803994910,6cyclictest141rcu_preempt11:55:292
4008794994917,15cyclictest141rcu_preempt10:05:150
400880399481,14cyclictest4108851-21awk11:50:292
4008794994826,14cyclictest13-21ksoftirqd/011:55:090
4008794994813,20cyclictest13-21ksoftirqd/009:35:010
400880399476,10cyclictest34-21ksoftirqd/208:20:252
400880399471,15cyclictest34-21ksoftirqd/207:10:112
4008794994711,8cyclictest4090071-21/usr/sbin/munin11:00:230
40346332460,4sleep14497-21PK-Backend08:20:191
400880399461,11cyclictest34-21ksoftirqd/211:40:142
400880399460,42cyclictest1972-21rtkit-daemon07:49:522
400879499469,7cyclictest141rcu_preempt08:25:010
4008794994622,5cyclictest4019647-21latency_hist07:40:000
4008799994526,14cyclictest26-21ksoftirqd/112:20:431
4008794994524,14cyclictest13-21ksoftirqd/011:17:150
4008794994524,13cyclictest13-21ksoftirqd/010:37:100
400879499451,8cyclictest3976443-21kworker/0:007:30:000
4008794994515,7cyclictest4079527-21latency_hist10:30:020
4008794994512,15cyclictest141rcu_preempt10:50:020
400880399446,8cyclictest34-21ksoftirqd/207:15:022
400880399444,8cyclictest34-21ksoftirqd/209:20:012
400880399443,8cyclictest34-21ksoftirqd/211:15:012
400880399441,10cyclictest4061793-21perf09:40:002
4008799994423,13cyclictest26-21ksoftirqd/111:21:171
4008799994422,14cyclictest26-21ksoftirqd/108:34:381
4008799994422,13cyclictest26-21ksoftirqd/111:45:291
4008794994423,13cyclictest13-21ksoftirqd/008:48:100
4008794994422,13cyclictest13-21ksoftirqd/008:25:090
40807692430,6chrt4497-21PK-Backend10:30:301
400880399436,8cyclictest34-21ksoftirqd/207:25:012
400880399435,8cyclictest34-21ksoftirqd/211:05:012
4008803994335,5cyclictest331rcuc/207:43:042
4008799994326,13cyclictest26-21ksoftirqd/112:05:141
4008799994326,12cyclictest438-20systemd-journal08:35:181
4008799994325,14cyclictest26-21ksoftirqd/107:55:001
400879499439,19cyclictest13-21ksoftirqd/009:55:010
4008794994325,14cyclictest13-21ksoftirqd/010:52:580
4008794994324,6cyclictest13-21ksoftirqd/012:20:210
4008794994324,14cyclictest13-21ksoftirqd/012:15:000
4008794994320,15cyclictest13-21ksoftirqd/011:27:250
4008794994313,6cyclictest141rcu_preempt08:10:010
4008794994310,6cyclictest141rcu_preempt10:05:020
400880399426,8cyclictest34-21ksoftirqd/207:25:142
400880399424,8cyclictest34-21ksoftirqd/209:15:002
4008803994234,5cyclictest331rcuc/208:44:552
4008799994229,9cyclictest4013419-21irqstats07:20:191
4008799994225,13cyclictest26-21ksoftirqd/111:30:251
4008799994225,13cyclictest26-21ksoftirqd/111:14:121
4008799994225,13cyclictest26-21ksoftirqd/110:07:311
4008799994225,13cyclictest26-21ksoftirqd/109:52:501
4008799994225,13cyclictest26-21ksoftirqd/109:31:451
4008799994225,13cyclictest26-21ksoftirqd/109:27:041
4008799994225,13cyclictest26-21ksoftirqd/108:55:171
4008799994225,13cyclictest26-21ksoftirqd/108:55:161
4008799994225,13cyclictest26-21ksoftirqd/107:48:271
4008799994225,13cyclictest26-21ksoftirqd/107:19:011
4008799994224,14cyclictest26-21ksoftirqd/111:10:001
4008799994224,14cyclictest26-21ksoftirqd/109:05:241
4008799994224,14cyclictest26-21ksoftirqd/108:15:171
4008799994218,21cyclictest26-21ksoftirqd/108:50:151
4008794994223,16cyclictest13-21ksoftirqd/007:20:140
4008794994223,15cyclictest13-21ksoftirqd/008:10:210
400879499422,11cyclictest4497-21PK-Backend09:20:280
400879499422,11cyclictest4497-21PK-Backend09:20:280
4008794994214,6cyclictest141rcu_preempt10:35:010
400880399419,17cyclictest141rcu_preempt09:10:012
4008803994113,6cyclictest141rcu_preempt11:30:002
4008799994131,6cyclictest26-21ksoftirqd/108:00:121
4008799994124,13cyclictest26-21ksoftirqd/112:03:301
4008799994124,13cyclictest26-21ksoftirqd/111:45:001
4008799994124,13cyclictest26-21ksoftirqd/111:26:091
4008799994124,13cyclictest26-21ksoftirqd/110:23:131
4008799994124,13cyclictest26-21ksoftirqd/109:24:331
4008799994124,13cyclictest26-21ksoftirqd/109:24:331
4008799994124,13cyclictest26-21ksoftirqd/108:28:591
4008799994124,13cyclictest26-21ksoftirqd/107:44:041
4008799994123,13cyclictest26-21ksoftirqd/109:15:001
400879499416,6cyclictest4008987-21seq07:10:110
400879499416,10cyclictest13-21ksoftirqd/009:20:010
4008794994125,13cyclictest13-21ksoftirqd/007:42:230
4008794994124,14cyclictest13-21ksoftirqd/008:00:170
4008794994124,13cyclictest13-21ksoftirqd/008:30:190
4008794994124,13cyclictest13-21ksoftirqd/007:45:290
4008794994123,14cyclictest13-21ksoftirqd/010:10:190
4008794994123,14cyclictest13-21ksoftirqd/009:55:170
4008794994123,13cyclictest13-21ksoftirqd/011:05:240
400879499412,20cyclictest4065281-21cron09:49:590
4008794994121,16cyclictest13-21ksoftirqd/009:35:230
4008794994121,15cyclictest13-21ksoftirqd/008:35:250
4008794994121,12cyclictest13-21ksoftirqd/009:00:150
4008794994119,14cyclictest13-21ksoftirqd/010:40:220
400879499411,15cyclictest4120225-21sort12:25:100
400880399404,16cyclictest34-21ksoftirqd/208:45:182
400880399401,13cyclictest34-21ksoftirqd/212:20:012
4008799994024,12cyclictest26-21ksoftirqd/109:40:161
4008799994024,12cyclictest26-21ksoftirqd/107:25:301
4008799994023,13cyclictest26-21ksoftirqd/112:29:221
4008799994023,13cyclictest26-21ksoftirqd/111:15:211
4008799994023,13cyclictest26-21ksoftirqd/110:25:301
4008799994023,13cyclictest26-21ksoftirqd/110:00:151
4008799994023,13cyclictest26-21ksoftirqd/109:55:161
4008799994023,13cyclictest26-21ksoftirqd/109:15:231
4008799994023,13cyclictest26-21ksoftirqd/107:55:181
4008799994023,13cyclictest26-21ksoftirqd/107:32:201
4008799994023,13cyclictest26-21ksoftirqd/107:11:561
4008799994021,14cyclictest26-21ksoftirqd/107:35:151
4008799994019,12cyclictest26-21ksoftirqd/112:40:011
4008799994018,9cyclictest141rcu_preempt11:50:251
4008794994023,13cyclictest13-21ksoftirqd/011:50:120
4008794994023,13cyclictest13-21ksoftirqd/011:32:190
4008794994023,13cyclictest13-21ksoftirqd/011:21:210
4008794994023,13cyclictest13-21ksoftirqd/008:41:590
4008794994023,13cyclictest13-21ksoftirqd/007:32:580
4008794994022,13cyclictest13-21ksoftirqd/008:15:160
4008794994020,12cyclictest13-21ksoftirqd/011:40:190
400880399394,11cyclictest34-21ksoftirqd/208:55:142
400880399394,11cyclictest34-21ksoftirqd/208:55:132
400880399393,8cyclictest34-21ksoftirqd/209:45:132
4008803993930,5cyclictest331rcuc/209:00:472
4008799993923,11cyclictest26-21ksoftirqd/110:50:231
4008799993922,13cyclictest26-21ksoftirqd/110:42:331
4008799993922,13cyclictest26-21ksoftirqd/110:18:411
4008799993922,13cyclictest26-21ksoftirqd/110:14:251
4008799993921,13cyclictest26-21ksoftirqd/108:40:301
4008794993922,13cyclictest13-21ksoftirqd/011:35:120
4008794993922,13cyclictest13-21ksoftirqd/010:20:210
4008794993922,13cyclictest13-21ksoftirqd/009:08:190
4008794993922,13cyclictest13-21ksoftirqd/008:50:150
4008794993921,14cyclictest4074586-21df_inode10:15:170
4008794993913,18cyclictest141rcu_preempt12:35:270
400880399383,16cyclictest34-21ksoftirqd/212:05:142
4008794993821,14cyclictest13-21ksoftirqd/012:15:270
400879999374,16cyclictest141rcu_preempt08:05:211
4008799993722,11cyclictest26-21ksoftirqd/110:49:021
400879999361,17cyclictest4497-21PK-Backend10:35:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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