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2026-02-03 - 17:44
[ 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 #3, slot #3

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 rack3slot3s.osadl.org (updated Tue Feb 03, 2026 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
657621211864,50sleep30-21swapper/307:08:313
65739228454,9sleep10-21swapper/107:05:361
65750727955,18sleep20-21swapper/207:07:062
65738327758,13sleep00-21swapper/007:05:310
657864993934,2cyclictest0-21swapper/311:05:013
657864993530,2cyclictest0-21swapper/307:40:193
657864993126,3cyclictest0-21swapper/310:20:003
65786499261,19cyclictest831644-21taskset09:38:403
65786499251,20cyclictest815281-21taskset09:29:143
65786499241,19cyclictest804784-21taskset09:21:243
65786499241,17cyclictest10217702sleep311:30:503
65786499237,13cyclictest15850irq/127-ahci[0000:00:17.0]07:25:003
657864992320,1cyclictest0-21swapper/311:05:193
657864992320,1cyclictest0-21swapper/310:50:143
657864992320,1cyclictest0-21swapper/309:45:003
657864992320,1cyclictest0-21swapper/308:55:143
657864992320,1cyclictest0-21swapper/307:39:573
65786499231,8cyclictest906780-21taskset10:23:533
10671052231,8sleep21067185-21irqstats12:00:162
65786499225,11cyclictest1106846-21taskset12:23:413
657864992218,2cyclictest0-21swapper/310:50:003
657864992217,3cyclictest0-21swapper/311:40:153
65786499221,3cyclictest0-21swapper/311:46:453
65786499221,15cyclictest1014710-21taskset11:27:403
65786499221,15cyclictest1014710-21taskset11:27:403
65786499213,11cyclictest1115073-21taskset12:28:413
657864992118,1cyclictest0-21swapper/310:05:003
657864992116,3cyclictest0-21swapper/312:09:593
657864992115,3cyclictest0-21swapper/312:30:163
65786499211,16cyclictest914987-21taskset10:28:553
65786499211,16cyclictest914987-21taskset10:28:543
65786499211,16cyclictest1130022-21taskset12:36:103
65786499211,15cyclictest1071417-21chrt12:00:283
65786499211,15cyclictest1055124-21chrt11:51:103
65786499205,12cyclictest0-21swapper/309:00:113
65786499202,13cyclictest1090144-21taskset12:13:473
65786499202,12cyclictest1063330-21taskset11:55:553
657864992017,1cyclictest0-21swapper/311:10:173
657864992017,1cyclictest0-21swapper/308:50:243
657864992015,3cyclictest15850irq/127-ahci[0000:00:17.0]09:55:003
65786499201,15cyclictest847468-21chrt09:47:143
65786499201,14cyclictest0-21swapper/307:54:213
6758452191,13sleep1676081-21cstates07:25:121
65786499196,12cyclictest0-21swapper/309:55:153
65786499192,13cyclictest723874-21turbostat08:14:593
657864991916,2cyclictest0-21swapper/311:15:343
657864991916,1cyclictest0-21swapper/307:30:163
65786499191,15cyclictest0-21swapper/311:20:123
65786499191,14cyclictest0-21swapper/312:15:073
65786499191,14cyclictest0-21swapper/310:37:053
65786499191,14cyclictest0-21swapper/308:45:123
65786499191,13cyclictest782013-21turbostat09:10:013
11141602191,2sleep00-21swapper/012:27:200
10919562191,9sleep21092875-21tr12:15:142
10225222191,3sleep10-21swapper/111:31:561
8739432180,2sleep20-21swapper/210:04:212
65786499182,12cyclictest963321-21taskset10:55:523
65786499182,12cyclictest879637-21taskset10:05:383
65786499182,11cyclictest1031239-21taskset11:37:233
657864991816,1cyclictest0-21swapper/307:55:133
65786499181,4cyclictest888792-21taskset10:11:553
657864991814,2cyclictest0-21swapper/309:15:213
657864991814,2cyclictest0-21swapper/308:40:003
65786499181,3cyclictest0-21swapper/310:30:233
65786499181,14cyclictest0-21swapper/309:30:193
657864991811,3cyclictest0-21swapper/310:40:223
65786499181,10cyclictest699866-21taskset07:45:173
657864991810,4cyclictest7439052sleep308:30:183
10301182180,3sleep20-21swapper/211:35:452
9821602171,3sleep20-21swapper/211:08:522
9573612171,5sleep0781990-21diskmemload10:54:260
8467692171,4sleep0781990-21diskmemload09:46:150
8332672171,4sleep1833380-21perl09:40:121
657864991714,1cyclictest0-21swapper/307:15:033
657864991713,2cyclictest0-21swapper/308:20:203
65786499171,12cyclictest0-21swapper/308:00:103
10215602171,12sleep21021571-21ssh11:30:332
8987852165,7sleep2898799-21sh10:19:172
8509772161,6sleep1852676-21kthreadcore09:50:171
8306972161,10sleep0830710-21ssh09:37:220
7898432161,4sleep2781990-21diskmemload09:14:182
65786499162,9cyclictest750503-21taskset08:40:113
65786499162,10cyclictest782673-21taskset09:10:133
65786499161,12cyclictest0-21swapper/308:15:183
65786499161,12cyclictest0-21swapper/308:05:183
65786499160,13cyclictest0-21swapper/307:25:193
11321042161,3sleep10-21swapper/112:39:151
11240892161,4sleep1781990-21diskmemload12:34:421
11221502160,10sleep2781990-21diskmemload12:31:552
10977812161,2sleep10-21swapper/112:17:461
10741042161,4sleep1781990-21diskmemload12:04:361
10551122161,4sleep2781990-21diskmemload11:51:102
9990192151,10sleep1999034-21ssh11:19:181
9819002151,9sleep0781990-21diskmemload11:08:300
9561562151,6sleep20-21swapper/210:52:452
9332582151,4sleep0933414-21ssh10:40:150
8457972151,2sleep10-21swapper/109:45:251
8395592152,8sleep0781990-21diskmemload09:43:030
7876682151,3sleep0781990-21diskmemload09:11:080
6865492151,4sleep0686652-21perl07:35:130
11053822151,2sleep10-21swapper/112:21:351
10872602151,9sleep21087322-21ntp_states12:10:222
10339302152,8sleep21034494-21tr11:40:152
10144792151,7sleep00-21swapper/011:27:220
10144792151,7sleep00-21swapper/011:27:220
9885872141,2sleep00-21swapper/011:11:020
9298522141,9sleep1929863-21ssh10:36:321
9121392141,7sleep2912194-21open_files10:25:232
9121392141,7sleep2912194-21open_files10:25:232
7951862146,4sleep1557-21polkitd09:15:261
7504092140,9sleep1750428-21apt-get08:40:111
65786499141,10cyclictest662014-21chrt07:10:173
11295412141,4sleep21129552-21ssh12:35:312
10399522141,9sleep0781990-21diskmemload11:43:100
10310732141,8sleep1781990-21diskmemload11:37:091
10083722141,6sleep21008576-21diskstats11:25:122
10083722141,6sleep21008576-21diskstats11:25:112
9899522132,7sleep22831240-21snmpd11:13:042
9633872131,3sleep1963398-21ssh10:56:001
9633082131,6sleep2781990-21diskmemload10:55:532
9154012131,6sleep00-21swapper/010:29:340
9154012131,6sleep00-21swapper/010:29:330
9074842131,3sleep1907495-21ssh10:24:581
8646862131,7sleep0781990-21diskmemload09:58:070
8541902130,1sleep00-21swapper/009:50:250
8383992131,8sleep2838410-21ssh09:41:242
8244132131,8sleep1824424-21sh09:35:031
8222192131,4sleep1822230-21ssh09:32:141
7980542131,6sleep0781990-21diskmemload09:18:580
657864991310,1cyclictest0-21swapper/308:25:123
11151832131,8sleep21115197-21ssh12:28:532
9982292120,3sleep0998240-21ssh11:18:080
9812572121,7sleep1981270-21ssh11:07:351
9570832121,6sleep1957097-21ssh10:54:031
9480312121,4sleep0781990-21diskmemload10:48:300
9287842121,5sleep2781990-21diskmemload10:35:252
8882442121,4sleep20-21swapper/210:11:072
8829342121,5sleep0781990-21diskmemload10:10:090
8500972121,7sleep2850162-21fschecks_time09:50:142
8319712121,6sleep2781990-21diskmemload09:39:082
8117222121,7sleep0811848-21ntpq09:25:190
8066642121,7sleep0806675-21ssh09:24:070
7678602121,6sleep0769615-21kthreadcore08:55:170
7118022121,7sleep2707705-21/usr/sbin/munin07:55:232
7064822121,5sleep1706532-21ntpq07:50:201
6705912121,7sleep2670711-21cpuspeed_turbos07:20:112
6702852121,7sleep2670357-21unin-run07:20:002
10997232121,5sleep0781990-21diskmemload12:20:100
10913212121,4sleep0781990-21diskmemload12:15:090
10822002121,4sleep0781990-21diskmemload12:09:160
10557942121,5sleep0781990-21diskmemload11:52:080
9892662111,3sleep10-21swapper/111:12:031
9729442111,4sleep2781990-21diskmemload11:02:392
9728772111,4sleep0781990-21diskmemload11:02:320
9383512111,3sleep10-21swapper/110:41:361
9369362110,1sleep20-21swapper/210:40:222
9305412111,4sleep0781990-21diskmemload10:37:310
9234032110,1sleep20-21swapper/210:34:132
9224752111,4sleep0781990-21diskmemload10:32:490
9143342111,3sleep10-21swapper/110:27:581
9143342111,3sleep10-21swapper/110:27:571
8992382111,3sleep00-21swapper/010:19:550
8986832110,1sleep10-21swapper/110:19:081
8814202111,4sleep0781990-21diskmemload10:08:210
8633882111,3sleep20-21swapper/209:56:162
8240412111,3sleep20-21swapper/209:34:512
8218392111,6sleep0781990-21diskmemload09:31:410
8044892111,4sleep2781990-21diskmemload09:20:592
7956982111,4sleep2781990-21diskmemload09:15:392
7785242111,6sleep1780319-21grep09:05:161
7756502111,5sleep1775698-21ntpq09:00:191
7344232111,7sleep1734453-21perf08:25:001
6971222111,5sleep2697377-21df07:45:132
6916582111,5sleep2691338-31find07:40:032
11322292111,4sleep0781990-21diskmemload12:39:260
11230412111,4sleep0781990-21diskmemload12:33:120
11076642111,4sleep2781990-21diskmemload12:24:532
10885102111,3sleep10-21swapper/112:11:211
10812532111,3sleep10-21swapper/112:07:511
10791842111,3sleep20-21swapper/212:05:242
10568562111,3sleep10-21swapper/111:53:411
10471742110,1sleep00-21swapper/011:46:390
9915562103,3sleep20-21swapper/211:15:102
9740092101,3sleep1781990-21diskmemload11:04:131
9631912101,3sleep0781990-21diskmemload10:55:430
9468032101,3sleep10-21swapper/110:46:461
9450272101,4sleep2945177-21ntp_192.168.11410:45:192
9051112101,2sleep00-21swapper/010:21:280
9040572101,3sleep20-21swapper/210:20:262
8907842101,3sleep10-21swapper/110:14:551
8796242101,3sleep20-21swapper/210:05:382
8716412101,4sleep0781990-21diskmemload10:00:590
8580592100,5sleep1858090-21ssh09:55:111
8477382100,4sleep2781990-21diskmemload09:47:382
8134852101,5sleep1781990-21diskmemload09:26:451
8127872101,3sleep2781990-21diskmemload09:25:462
8061492101,3sleep10-21swapper/109:23:191
7890252101,3sleep1781990-21diskmemload09:13:061
7659172100,1sleep20-21swapper/208:51:212
7651872101,4sleep0765228-21ntpq08:50:200
7559622101,4sleep2756223-21df_inode08:45:132
7491752101,4sleep0749229-21ntpq08:35:200
7333852101,4sleep2733436-21ntpq08:20:192
7244042101,4sleep1724614-21hddtemp_smartct08:15:101
6913842101,4sleep2691338-31find07:40:002
6850142101,4sleep1685069-21ntpq07:30:201
6763312100,6sleep0676508-21kthreadcore07:25:150
6708592101,4sleep0671068-21hddtemp_smartct07:20:140
11149462101,4sleep1781990-21diskmemload12:28:331
10906532100,2sleep00-21swapper/012:14:330
10724082101,3sleep0781990-21diskmemload12:02:060
10639042101,6sleep00-21swapper/011:56:450
10633242101,3sleep2781990-21diskmemload11:55:542
10630682101,3sleep1781990-21diskmemload11:55:331
10470672101,4sleep2781990-21diskmemload11:46:282
10457902101,4sleep11045852-21ntp_states11:45:221
10332852101,3sleep10-21swapper/111:40:061
10229412101,3sleep0781990-21diskmemload11:32:310
10124072101,4sleep11012464-21ntpq11:25:191
10124072101,4sleep11012464-21ntpq11:25:181
10058082101,3sleep00-21swapper/011:22:000
10041302101,3sleep2781990-21diskmemload11:20:222
10000242101,4sleep11000174-21diskstats11:20:131
916084291,4sleep1916098-21ssh10:30:101
879894291,4sleep1657858-21cyclictest10:06:051
866435291,4sleep1866407-21/usr/sbin/munin10:00:121
777524291,4sleep0778523-21grep09:05:140
760632290,3sleep072-21kcompactd008:45:590
759948291,4sleep1759998-21ntpq08:45:201
750698291,4sleep0750908-21hddtemp_smartct08:40:140
734962291,4sleep1735050-21tune2fs08:25:121
729009290,1sleep00-21swapper/008:18:370
718360290,1sleep10-21swapper/108:05:121
681037290,4sleep0681056-21apt-get07:30:120
669707291,3sleep1669909-21users07:15:261
1030374291,4sleep01030385-21ssh11:36:080
754405281,3sleep2754453-21ntpq08:40:192
729120281,3sleep2729184-21systemd-run08:20:002
701608281,3sleep0701794-21who07:45:270
697107281,2sleep10-21swapper/107:45:121
685317281,3sleep2685413-21timerandwakeup07:30:252
674519280,3sleep1674567-21ntpq07:20:181
777245270,4sleep20-21swapper/209:05:132
772295271,2sleep20-21swapper/209:00:152
771198270,1sleep10-21swapper/108:56:581
765230271,2sleep10-21swapper/108:50:201
749915270,1sleep20-21swapper/208:37:242
749825270,1sleep10-21swapper/108:36:141
739567270,1sleep00-21swapper/008:28:510
731572272,2sleep00-21swapper/008:20:180
723586270,1sleep10-21swapper/108:11:331
723215270,2sleep20-21swapper/208:09:582
718242270,3sleep0718357-21tr08:05:100
717667270,1sleep00-21swapper/008:01:180
707104270,1sleep20-21swapper/207:50:412
702417270,1sleep00-21swapper/007:50:040
691657270,2sleep10-21swapper/107:40:021
662739270,1sleep10-21swapper/107:10:561
658616270,3sleep0660101-21ps07:10:160
775471260,2sleep0775644-21strings09:00:180
771230260,4sleep20-21swapper/208:57:242
744569260,4sleep10-21swapper/108:30:371
741187260,2sleep00-21swapper/008:30:160
739229260,2sleep20-21swapper/208:25:252
723815260,1sleep20-21swapper/208:14:262
717963260,2sleep20-21swapper/208:05:002
712982261,1sleep10-21swapper/108:00:111
711985261,2sleep10-21swapper/107:55:261
708600261,2sleep00-21swapper/007:55:170
691656260,2sleep00-21swapper/007:40:020
691179260,1sleep10-21swapper/107:38:431
680589260,1sleep20-21swapper/207:27:422
669589261,2sleep00-21swapper/007:15:250
743785250,1sleep20-21swapper/208:30:172
723515250,3sleep00-21swapper/008:10:360
661835250,1sleep2662008-21strings07:10:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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