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2026-02-08 - 18:52
[ 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 -
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  TQ-Systems
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 376 highest latencies:
System rack3slot3s.osadl.org (updated Sun Feb 08, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3946643212860,63sleep30-21swapper/307:06:093
394692228756,6sleep00-21swapper/007:09:390
394678828656,10sleep10-21swapper/107:07:591
394681728555,9sleep20-21swapper/207:08:202
41265312420,2sleep1321rcuc/109:39:501
3947064993531,2cyclictest0-21swapper/310:00:143
3947064993329,2cyclictest0-21swapper/312:10:013
3947064992519,3cyclictest0-21swapper/310:55:173
1334292251,13sleep0133674-21cstates11:40:120
394706499232,16cyclictest95531-21chrt11:15:203
3947064992320,1cyclictest0-21swapper/309:30:133
394706499231,18cyclictest71737-21taskset11:01:133
394706499231,17cyclictest4076148-21sleep09:09:593
394706499230,18cyclictest41825312sleep310:11:153
394706499227,11cyclictest79833-21chrt11:05:513
394706499226,13cyclictest4083484-21taskset09:13:343
394706499222,15cyclictest166392-21chrt12:00:113
394706499222,15cyclictest108118-21chrt11:25:023
3947064992219,1cyclictest0-21swapper/310:40:013
394706499220,17cyclictest41590982sleep309:58:573
39775762215,7sleep03979378-21tr07:35:170
394706499212,13cyclictest4174573-21taskset10:06:463
3947064992118,2cyclictest0-21swapper/307:36:573
3947064992118,1cyclictest0-21swapper/309:00:153
1990562211,2sleep10-21swapper/112:19:311
394706499208,8cyclictest133394-21taskset11:40:113
394706499205,2cyclictest67150irq/132-enp1s0-TxRx-309:38:263
394706499202,12cyclictest149448-21taskset11:49:563
3947064992017,1cyclictest0-21swapper/312:10:123
3947064992017,1cyclictest0-21swapper/309:15:203
3947064992016,2cyclictest0-21swapper/311:25:013
3947064992012,4cyclictest40977732sleep309:20:253
394706499201,15cyclictest54845-21taskset10:50:553
394706499201,15cyclictest231582-21chrt12:38:363
394706499201,15cyclictest216273-21taskset12:30:013
394706499201,15cyclictest0-21swapper/311:50:133
394706499201,15cyclictest0-21swapper/310:47:513
394706499201,14cyclictest0-21swapper/310:25:113
394706499201,14cyclictest0-21swapper/310:20:113
394706499201,14cyclictest0-21swapper/308:35:113
394706499192,14cyclictest163463-21chrt11:56:093
3947064991916,1cyclictest0-21swapper/312:25:003
3947064991916,1cyclictest0-21swapper/308:50:163
3947064991915,3cyclictest67150irq/132-enp1s0-TxRx-310:17:213
3947064991914,2cyclictest0-21swapper/309:45:223
394706499191,14cyclictest0-21swapper/309:50:113
394706499191,14cyclictest0-21swapper/309:25:193
394706499191,12cyclictest0-21swapper/311:10:023
394706499191,12cyclictest0-21swapper/311:10:013
394706499190,12cyclictest4134860-21taskset09:44:403
1222821911,2sleep00-21swapper/010:25:190
40910122181,2sleep00-21swapper/009:17:170
3947064991816,1cyclictest0-21swapper/307:30:173
3947064991815,1cyclictest0-21swapper/308:55:163
394706499181,14cyclictest0-21swapper/312:19:043
394706499181,14cyclictest0-21swapper/311:31:253
394706499181,14cyclictest0-21swapper/310:30:043
394706499181,13cyclictest0-21swapper/310:35:193
394706499181,13cyclictest0-21swapper/308:05:123
394706499181,12cyclictest4023563-21chrt08:19:553
890432171,3sleep00-21swapper/011:12:150
890432171,3sleep00-21swapper/011:12:140
708172171,10sleep170834-21/usr/sbin/munin11:00:251
41327662171,2sleep00-21swapper/009:41:420
41068982171,4sleep04076123-21diskmemload09:25:550
40974442170,8sleep24097503-21ntpq09:20:192
394706499179,6cyclictest15850irq/127-ahci[0000:00:17.0]07:19:553
3947064991715,1cyclictest0-21swapper/308:20:163
394706499171,4cyclictest0-21swapper/307:25:113
394706499171,2cyclictest4051561-21taskset08:45:163
394706499171,12cyclictest3992017-21chrt07:50:103
394706499171,10cyclictest3947232-21taskset07:10:023
394706499170,14cyclictest0-21swapper/312:25:543
394706499170,14cyclictest0-21swapper/311:35:543
1555332171,3sleep04076123-21diskmemload11:51:380
907842160,1sleep20-21swapper/211:14:492
907842160,1sleep20-21swapper/211:14:482
41923422161,3sleep20-21swapper/210:18:332
40436062161,10sleep04043660-21ntpq08:35:210
40349122161,10sleep14036162-21tr08:30:161
3947064991614,1cyclictest0-21swapper/308:40:183
3947064991613,1cyclictest0-21swapper/308:00:003
394706499161,12cyclictest0-21swapper/308:30:123
3947064991611,2cyclictest0-21swapper/307:45:153
394706499160,13cyclictest0-21swapper/308:25:183
394706499160,13cyclictest0-21swapper/307:20:193
315992161,2sleep10-21swapper/110:38:311
2072442161,3sleep24076123-21diskmemload12:24:162
2053272161,10sleep04076123-21diskmemload12:21:290
1906272161,4sleep14076123-21diskmemload12:14:241
1716732161,4sleep0171687-21ssh12:01:040
1576792161,2sleep10-21swapper/111:54:521
959112152,7sleep096167-21users11:15:270
41854982151,9sleep04185756-21expr10:15:130
41104162150,1sleep00-21swapper/009:30:110
40925792151,9sleep14092589-21ssh09:19:311
40787722151,9sleep24080378-21ls09:10:172
39705402152,4sleep03970559-21apt-get07:30:110
394706499151,8cyclictest4002805-21taskset08:00:083
394706499150,12cyclictest0-21swapper/308:10:163
394706499150,12cyclictest0-21swapper/307:40:203
2224532151,2sleep20-21swapper/212:32:212
1390552151,9sleep2139065-21ssh11:41:382
1309702151,4sleep04076123-21diskmemload11:36:520
1257462152,9sleep1126710-21kthreadcore11:35:171
1214912151,3sleep04076123-21diskmemload11:30:300
1214422151,9sleep14076123-21diskmemload11:30:271
67812141,8sleep26792-21sh10:23:372
41771312141,2sleep10-21swapper/110:10:051
41508962141,2sleep20-21swapper/209:53:582
41487812141,8sleep14148795-21ssh09:50:531
41417482141,2sleep20-21swapper/209:47:382
41160152142,7sleep24076123-21diskmemload09:31:532
40288232141,4sleep24028847-21munin-run08:25:002
39862322140,1sleep00-21swapper/007:41:330
2216102141,8sleep04076123-21diskmemload12:31:070
1654232141,9sleep0165433-21ssh11:59:130
1646062140,9sleep14076123-21diskmemload11:57:581
1050322141,9sleep1105044-21ssh11:21:171
741942131,6sleep24076123-21diskmemload11:04:462
63242131,8sleep04076123-21diskmemload10:23:000
490322131,8sleep24076123-21diskmemload10:49:362
41926602131,3sleep14192671-21ssh10:19:001
41326342131,8sleep24132648-21ssh09:41:322
41095332130,9sleep24109545-21ssh09:29:422
40937602131,7sleep04093923-21/usr/sbin/munin09:20:130
40805552131,6sleep04080616-21ntpq09:10:190
40541932131,8sleep04050088-21/usr/sbin/munin08:45:230
40481992131,8sleep24048741-21cut08:40:192
39606152131,4sleep23961567-21kthreadcore07:20:162
316522131,1sleep20-21swapper/210:38:372
245722131,7sleep04076123-21diskmemload10:35:090
2252062131,8sleep0226288-21grep12:35:170
2212512131,3sleep1221265-21ssh12:30:361
1751162131,8sleep2175478-21grep12:05:162
804112121,7sleep280414-21ssh11:06:422
557172121,5sleep20-21swapper/210:52:112
41742802121,3sleep20-21swapper/210:06:222
41583332125,3sleep04158344-21sh09:57:460
41315322121,7sleep14131801-21grep09:40:261
41234522121,5sleep00-21swapper/009:35:290
39925282121,3sleep23992598-21kthreadcore07:50:142
39809652121,6sleep23980906-31find07:37:102
236392120,8sleep223653-21ssh10:34:072
2301212121,3sleep10-21swapper/112:36:261
1991212121,7sleep2199132-21ssh12:19:362
1809822125,2sleep10-21swapper/112:07:521
1790232121,7sleep0179168-21/usr/sbin/munin12:05:260
1494332121,5sleep24076123-21diskmemload11:49:572
1474272121,3sleep0147440-21ssh11:47:020
1224232121,3sleep2122435-21ssh11:31:522
1063242120,8sleep2106338-21ssh11:23:112
989952111,3sleep20-21swapper/211:19:372
913052111,4sleep191329-21apt-get11:15:121
896022111,4sleep14076123-21diskmemload11:13:041
896022111,4sleep14076123-21diskmemload11:13:031
821452111,3sleep10-21swapper/111:09:141
812102111,4sleep04076123-21diskmemload11:07:530
732942111,4sleep04076123-21diskmemload11:03:290
630842111,4sleep04076123-21diskmemload10:55:500
473592111,4sleep04076123-21diskmemload10:47:000
41676732111,4sleep04076123-21diskmemload10:04:230
41656942111,3sleep20-21swapper/210:01:282
41568512111,4sleep24076123-21diskmemload09:55:322
41487302111,4sleep04076123-21diskmemload09:50:480
41253322111,2sleep20-21swapper/209:38:082
40821462110,1sleep10-21swapper/109:11:401
40606202111,5sleep04060878-21df_inode08:55:130
40290832111,4sleep14029102-21apt-get08:25:121
39809542111,4sleep1196-21jbd2/sda2-807:37:011
387242111,6sleep138738-21ssh10:41:291
332212113,3sleep033252-21ssh10:40:120
331942111,3sleep20-21swapper/210:40:092
2245632111,4sleep20-21swapper/212:35:112
2140062110,1sleep10-21swapper/112:27:041
2138112111,4sleep04076123-21diskmemload12:26:470
2135532110,1sleep20-21swapper/212:26:252
205482111,5sleep020599-21ntpq10:30:210
1717902111,3sleep20-21swapper/212:01:152
139622111,3sleep20-21swapper/210:27:072
1046032111,4sleep04076123-21diskmemload11:20:400
83812100,1sleep10-21swapper/110:25:121
653532101,3sleep14076123-21diskmemload10:59:041
636702101,3sleep20-21swapper/210:56:412
549112100,5sleep04076123-21diskmemload10:51:020
467222101,2sleep10-21swapper/110:46:051
42712100,2sleep10-21swapper/110:20:231
41841802100,6sleep24076123-21diskmemload10:13:432
41687862101,5sleep14169055-21sh10:05:131
41568892101,2sleep10-21swapper/109:55:351
41418262100,1sleep00-21swapper/009:47:440
41395912101,4sleep14139641-21ntpq09:45:201
41174802100,4sleep14076123-21diskmemload09:33:571
41085072101,2sleep10-21swapper/109:28:131
40907882101,3sleep20-21swapper/209:16:592
40749612101,4sleep04075102-21ntpq09:05:230
40722482100,6sleep24073972-21kthreadcore09:05:212
40348402101,4sleep04034911-21irqstats08:30:150
40173962101,4sleep14017449-21ntp_states08:10:201
39748352101,5sleep23974910-21timerandwakeup07:30:262
39714172100,6sleep13973119-21kthreadcore07:30:161
39692932101,4sleep23969339-21ntpq07:25:202
39655712101,4sleep03965780-21hddtemp_smartct07:25:150
39643382101,5sleep03964577-21unixbench_multi07:20:250
39522462101,4sleep03952316-21munin-run07:15:000
1989652101,4sleep04076123-21diskmemload12:19:210
1887672100,4sleep04076123-21diskmemload12:11:390
1721772101,2sleep10-21swapper/112:01:541
1562982101,4sleep24076123-21diskmemload11:52:492
1470562101,3sleep14076123-21diskmemload11:46:311
1267132101,4sleep2128470-21cut11:35:172
1159992101,3sleep04076123-21diskmemload11:29:430
1136782101,5sleep1113689-21ssh11:26:231
1080892101,3sleep20-21swapper/211:25:022
51224291,4sleep152892-21cut10:50:191
4169358294,2sleep04170138-21grep10:05:150
4165515291,2sleep10-21swapper/110:01:111
4099577291,2sleep10-21swapper/109:22:301
4071144291,3sleep14071162-21apt-get09:05:161
4066145291,3sleep14066269-21perl09:00:141
4060339290,5sleep14060560-21sed08:55:011
4043662291,4sleep14043711-21sed08:35:221
4029383291,4sleep04029610-21basename08:25:150
4022469291,4sleep24022558-21ntpq08:15:182
3990785291,4sleep13990825-21ntpq07:45:191
3965281291,3sleep13965300-21apt-get07:25:111
3955318291,5sleep00-21swapper/007:15:160
3951272291,4sleep23951317-21modprobe07:10:222
200124291,4sleep1200235-21tune2fs12:20:141
188691290,3sleep24076123-21diskmemload12:11:332
16673294,2sleep10-21swapper/110:30:141
163450291,3sleep24076123-21diskmemload11:56:102
139220291,2sleep10-21swapper/111:41:531
4064475281,3sleep24064569-21ld08:55:192
4059649281,3sleep24059720-21find08:50:252
4055068280,1sleep20-21swapper/208:49:502
4043415280,3sleep24043556-21ntpq08:35:192
4033109281,3sleep20-21swapper/208:25:202
4024415281,3sleep14025300-21kthreadcore08:20:141
4012032281,3sleep10-21swapper/108:05:191
4006800281,3sleep20-21swapper/208:00:202
3997825281,3sleep03997253-21/usr/sbin/munin07:55:170
3997541281,3sleep23997750-21expr07:55:142
3986763281,2sleep03986782-21apt-get07:45:110
3981481280,1sleep20-21swapper/207:40:082
3959073281,3sleep13959077-21mailstats07:15:251
3953121281,3sleep23952261-21apt-get07:15:022
3947245281,3sleep13947264-21apt-get07:10:131
4182385270,2sleep04076123-21diskmemload10:11:000
4070658270,1sleep20-21swapper/209:02:152
4059296271,1sleep00-21swapper/008:50:190
4049653270,1sleep10-21swapper/108:42:501
4027729270,3sleep04027817-21ntpq08:20:170
4017109270,2sleep24017282-21strings08:10:182
3986439270,1sleep10-21swapper/107:44:161
4067311261,2sleep04067933-21kthreadcore09:00:170
4060879260,2sleep10-21swapper/108:55:141
4045427261,2sleep00-21swapper/008:40:170
4036163260,2sleep20-21swapper/208:30:172
4023424260,1sleep10-21swapper/108:18:141
4020005261,2sleep00-21swapper/008:15:170
4013908261,2sleep00-21swapper/008:10:150
4008124261,2sleep20-21swapper/208:05:122
4006621260,2sleep14006794-21strings08:00:181
3998960261,2sleep10-21swapper/107:55:171
3996846260,1sleep00-21swapper/007:53:110
3996124260,3sleep13996251-21systemctl07:50:201
3991660260,1sleep20-21swapper/207:49:052
3963927260,2sleep10-21swapper/107:20:181
4053989250,1sleep10-21swapper/108:45:201
4011853250,1sleep00-21swapper/008:05:190
4002589250,1sleep00-21swapper/008:00:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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