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2026-01-24 - 02:47
[ 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 376 highest latencies:
System rack3slot3s.osadl.org (updated Sat Jan 24, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3138661214061,75sleep30-21swapper/319:07:003
313888428959,9sleep10-21swapper/119:09:501
313877228158,20sleep20-21swapper/219:08:232
313869727858,14sleep00-21swapper/019:07:250
33012642430,2sleep20-21swapper/221:26:292
33012642430,2sleep20-21swapper/221:26:292
35792002360,2sleep2421rcuc/200:06:522
3139034992623,1cyclictest0-21swapper/322:55:003
313903499251,18cyclictest3258499-21taskset21:00:133
3139034992421,1cyclictest0-21swapper/300:25:003
3139034992421,1cyclictest0-21swapper/300:25:003
3139034992319,2cyclictest0-21swapper/321:15:173
313903499231,8cyclictest3545902-21taskset23:48:413
313903499231,18cyclictest3475874-21taskset23:08:243
313903499222,15cyclictest3521367-21chrt23:35:103
3139034992219,1cyclictest0-21swapper/320:00:163
3139034992219,1cyclictest0-21swapper/319:45:243
3139034992219,1cyclictest0-21swapper/300:20:003
35946892211,4sleep23594751-21ntpq00:15:192
33618842210,5sleep10-21swapper/122:01:361
3139034992118,1cyclictest0-21swapper/319:30:223
3139034992118,1cyclictest0-21swapper/300:25:233
3139034992117,2cyclictest0-21swapper/319:50:173
3139034992113,4cyclictest36225742sleep300:31:033
313903499211,17cyclictest3423067-21taskset22:37:183
313903499211,16cyclictest3538017-21taskset23:44:323
313903499211,15cyclictest3268403-21sleep21:10:003
313903499202,12cyclictest3310215-21taskset21:32:163
3139034992016,3cyclictest67150irq/132-enp1s0-TxRx-323:12:013
313903499201,15cyclictest0-21swapper/323:26:573
313903499201,15cyclictest0-21swapper/322:30:183
313903499201,14cyclictest0-21swapper/323:20:113
313903499200,16cyclictest67150irq/132-enp1s0-TxRx-321:46:563
313903499200,13cyclictest0-21swapper/322:44:143
334353921911,2sleep20-21swapper/221:50:282
313903499197,8cyclictest3379072-21taskset22:11:163
3139034991916,1cyclictest0-21swapper/322:00:153
3139034991916,1cyclictest0-21swapper/321:10:223
3139034991916,1cyclictest0-21swapper/319:55:163
3139034991915,2cyclictest0-21swapper/323:01:093
3139034991915,2cyclictest0-21swapper/320:15:233
313903499191,15cyclictest0-21swapper/322:47:393
313903499191,14cyclictest0-21swapper/323:50:113
313903499191,14cyclictest0-21swapper/322:17:293
313903499191,14cyclictest0-21swapper/321:25:193
313903499191,14cyclictest0-21swapper/321:25:193
313903499191,14cyclictest0-21swapper/300:08:183
313903499190,2cyclictest0-21swapper/300:10:543
36179282181,8sleep03619142-21cat00:30:160
33621192181,4sleep23362133-21ssh22:01:542
3139034991816,1cyclictest0-21swapper/321:40:163
3139034991816,1cyclictest0-21swapper/321:20:123
3139034991815,1cyclictest0-21swapper/321:50:233
3139034991815,1cyclictest0-21swapper/320:10:243
3139034991814,2cyclictest0-21swapper/319:40:153
3139034991812,3cyclictest3406574-21taskset22:28:323
3139034991812,3cyclictest3406574-21taskset22:28:323
3139034991812,3cyclictest0-21swapper/322:20:343
313903499181,14cyclictest0-21swapper/323:33:283
313903499181,14cyclictest0-21swapper/300:35:463
313903499181,13cyclictest0-21swapper/323:55:473
313903499180,15cyclictest0-21swapper/300:02:503
313903499180,14cyclictest0-21swapper/323:16:223
313903499180,14cyclictest0-21swapper/321:37:033
36046632170,8sleep23604675-21ssh00:20:442
36046632170,8sleep23604675-21ssh00:20:442
35206842171,4sleep03520729-21perf23:35:000
34842662171,3sleep13268382-21diskmemload23:13:001
34749452171,2sleep20-21swapper/223:07:122
34422942171,3sleep20-21swapper/222:49:522
33800052171,4sleep23380017-21ssh22:12:322
33263922171,7sleep03268382-21diskmemload21:40:350
32403982171,11sleep13240451-21ntpq20:40:201
313903499171,3cyclictest0-21swapper/322:57:033
3139034991713,2cyclictest0-21swapper/320:30:213
313903499171,12cyclictest3220910-21chrt20:25:133
313903499171,12cyclictest0-21swapper/321:55:123
313903499171,12cyclictest0-21swapper/320:05:333
313903499170,13cyclictest0-21swapper/322:05:093
35604862161,10sleep13560503-21sensors_temp23:55:251
35526262161,9sleep03268382-21diskmemload23:51:070
35295272161,10sleep23529540-21rm23:39:472
33178382161,10sleep23268382-21diskmemload21:35:482
32744842161,2sleep20-21swapper/221:11:312
31519992161,10sleep03152122-21cut19:20:150
313903499161,13cyclictest0-21swapper/319:28:413
313903499161,12cyclictest0-21swapper/319:15:113
313903499160,13cyclictest0-21swapper/320:35:163
313903499160,13cyclictest0-21swapper/320:20:163
35727802151,4sleep13572795-21ssh00:04:511
35443762150,9sleep13268382-21diskmemload23:46:311
35096682150,1sleep20-21swapper/223:26:482
35003602151,3sleep20-21swapper/223:20:592
34729502151,4sleep13473002-21ntpq23:05:191
34602092151,9sleep13459898-21/usr/sbin/munin23:00:141
34058342151,9sleep23405847-21rm22:27:362
34058342151,9sleep23405847-21rm22:27:362
33654962151,10sleep23366588-21tr22:05:152
32868592151,2sleep03286895-21ssh21:20:110
313903499151,8cyclictest3236384-21taskset20:40:013
313903499151,11cyclictest3172787-21turbostat19:40:003
313903499151,10cyclictest3252755-21chrt20:55:123
313903499151,10cyclictest31531472sleep319:20:183
313903499150,12cyclictest0-21swapper/320:45:203
36133792141,9sleep13613487-21ssh00:25:281
35361172140,3sleep03268382-21diskmemload23:42:020
35120492141,8sleep13512092-21perf23:30:001
34828962141,8sleep03268382-21diskmemload23:11:110
34569102141,7sleep03268382-21diskmemload22:56:240
34144262141,6sleep00-21swapper/022:32:270
33529692141,3sleep23352981-21ssh21:56:252
33382082141,3sleep13338210-21ssh21:49:541
32844082141,9sleep03284423-21ssh21:17:430
313903499144,8cyclictest3252136-21taskset20:54:123
3139034991411,2cyclictest0-21swapper/319:10:193
35822252131,8sleep13582268-21fschecks_count00:10:131
35788942131,7sleep13578907-21sh00:06:281
35264022131,6sleep13268382-21diskmemload23:35:371
34673352131,6sleep00-21swapper/023:03:570
34417552131,6sleep13268382-21diskmemload22:49:071
34237042131,8sleep03423719-21ssh22:38:080
33902842131,8sleep13390298-21ssh22:19:491
33882782130,8sleep03268382-21diskmemload22:17:070
33648622131,7sleep13364895-21apt-get22:05:101
33116082131,3sleep23311622-21ssh21:34:082
32944582131,8sleep23294469-21ssh21:23:582
32676782130,8sleep03267734-21sed21:05:240
32046832131,6sleep13204702-21apt-get20:10:101
31992172130,2sleep10-21swapper/120:05:001
35785162121,6sleep03268382-21diskmemload00:05:590
35722912121,7sleep03268382-21diskmemload00:04:100
35173482121,7sleep13517360-21ssh23:30:331
35127412121,7sleep23512817-21fschecks_count23:30:132
34681952126,3sleep01-21systemd23:05:020
34587282120,8sleep23458739-21ssh22:58:542
34558222121,3sleep13455890-21sed22:55:251
34330182121,7sleep03433033-21ssh22:43:570
34244232121,3sleep13424437-21ssh22:39:051
34141792121,3sleep10-21swapper/122:32:081
33533692121,8sleep13353381-21sh21:56:561
33386612121,5sleep13338693-21ssh21:50:101
33369582121,7sleep03336971-21ssh21:48:130
32782822121,7sleep13278436-21ssh21:15:151
32744582121,5sleep03268382-21diskmemload21:11:290
32421972121,7sleep03243563-21kthreadcore20:45:160
32157222121,7sleep03215805-21tr20:20:150
32149302120,8sleep13214998-21sh20:20:001
31981142121,6sleep03198165-21ntpq20:00:190
31786032121,6sleep23178813-21hddtemp_smartct19:45:142
36160672111,3sleep20-21swapper/200:28:542
35985532111,3sleep00-21swapper/000:19:340
35964462110,7sleep13596460-21ssh00:16:461
35879412111,3sleep20-21swapper/200:11:582
35383252111,7sleep23538351-21sh23:45:002
35002762110,1sleep00-21swapper/023:20:530
34904272111,5sleep23490578-21ntpq23:15:182
34663222111,3sleep23466330-21ssh23:02:352
34467412111,5sleep03446840-21ntpq22:50:180
34417412111,6sleep03441754-21ssh22:49:060
34315892111,2sleep20-21swapper/222:41:592
34012692111,6sleep13403028-21kthreadcore22:25:181
34012692111,6sleep13403028-21kthreadcore22:25:181
33976952110,4sleep10-21swapper/122:23:101
33468382111,2sleep00-21swapper/021:54:460
33107962111,5sleep13268382-21diskmemload21:33:031
33096552110,1sleep00-21swapper/021:31:290
32419142111,5sleep23242123-21hddtemp_smartct20:45:142
32245732111,5sleep13224627-21ntpq20:25:211
32173222111,6sleep23219009-21latency20:20:172
31631002111,6sleep23164635-21kthreadcore19:30:152
31587012111,7sleep10-21swapper/119:25:171
31517152112,5sleep23151733-21apt-get19:20:132
36300692101,4sleep23630128-21ntpq00:35:192
36262852101,4sleep13626504-21hddtemp_smartct00:35:141
36261652101,5sleep03626284-21/usr/sbin/munin00:35:130
36252932100,1sleep10-21swapper/100:34:391
36157812101,3sleep03268382-21diskmemload00:28:310
35994602101,3sleep13268382-21diskmemload00:20:031
35994602101,3sleep13268382-21diskmemload00:20:031
35601162101,5sleep03560172-21ntpq23:55:200
35525842104,3sleep13552597-21rm23:51:041
35442342100,1sleep20-21swapper/223:46:202
35341732101,4sleep13534275-21ntpq23:40:181
34863812100,6sleep13486395-21ssh23:15:091
34836372100,1sleep20-21swapper/223:12:092
34254642101,3sleep10-21swapper/122:40:051
33965412101,3sleep20-21swapper/222:21:342
33799932100,1sleep00-21swapper/022:12:300
33735612101,2sleep10-21swapper/122:10:111
33561202101,4sleep03356387-21df22:00:120
33354472104,3sleep2421rcuc/221:46:152
33202722101,2sleep10-21swapper/121:39:001
33166792101,4sleep03316832-21ntpq21:35:180
33017572100,1sleep00-21swapper/021:27:090
33017572100,1sleep00-21swapper/021:27:090
32363992101,4sleep03236418-21apt-get20:40:110
32253592100,1sleep00-21swapper/020:27:570
32087012100,1sleep20-21swapper/220:10:192
31783362101,5sleep03178399-21/usr/sbin/munin19:45:110
31442192101,5sleep23144271-21sed19:14:592
3604589291,2sleep03268382-21diskmemload00:20:380
3604589291,2sleep03268382-21diskmemload00:20:380
3581960291,4sleep03582224-21df00:10:120
3570236291,2sleep20-21swapper/200:01:162
3563223291,5sleep23563235-21sh23:58:392
3544361290,1sleep00-21swapper/023:46:300
3528208291,2sleep00-21swapper/023:38:010
3509696290,3sleep03268382-21diskmemload23:26:500
3501012291,3sleep10-21swapper/123:21:501
3487737292,3sleep03488561-21kthreadcore23:15:160
3448739290,1sleep20-21swapper/222:52:092
3446845291,4sleep13446902-21ntpq22:50:191
3423058291,1sleep20-21swapper/222:37:182
3412217291,3sleep23412278-21ntpq22:30:202
3407184290,1sleep00-21swapper/022:29:220
3407184290,1sleep00-21swapper/022:29:220
3391127290,1sleep00-21swapper/022:20:120
3353140291,2sleep00-21swapper/021:56:390
3321472290,5sleep10-21swapper/121:40:121
3300805291,5sleep13268382-21diskmemload21:25:531
3300805291,5sleep13268382-21diskmemload21:25:531
3291009291,4sleep13291071-21ssh21:20:201
3285063291,3sleep23268382-21diskmemload21:18:332
3273745291,2sleep10-21swapper/121:10:341
3259618291,4sleep13261398-21cut21:00:161
3252566291,3sleep03252214-21apt-get20:55:020
3247444291,3sleep03247654-21hddtemp_smartct20:50:130
3226351291,4sleep23227236-21cat20:30:152
3220774291,5sleep20-21swapper/220:25:142
3210542291,4sleep03211987-21kthreadcore20:15:140
3199900291,4sleep23200228-21cut20:05:142
3188497290,1sleep20-21swapper/219:54:442
3173576291,4sleep03173865-21cut19:40:150
3171764292,2sleep23171805-21ntpq19:35:202
3157187291,3sleep23156693-21apt-get19:25:022
3150481291,4sleep23150538-21ntp_states19:15:202
3139195291,3sleep13139214-21apt-get19:10:101
3622258281,3sleep23622261-21ssh00:30:382
3547580280,4sleep23547798-21ssh23:50:132
3387173281,3sleep23387184-21ssh22:15:372
3372176281,3sleep03372184-21ssh22:08:370
3326827281,3sleep23326838-21ssh21:41:102
3247150281,2sleep13247169-21apt-get20:50:101
3245674281,3sleep13245727-21ntp_states20:45:211
3236083280,1sleep20-21swapper/220:39:372
3235297280,1sleep00-21swapper/020:35:220
3231636281,3sleep13232367-21cut20:35:151
3225784281,3sleep13225792-21/usr/sbin/munin20:30:101
3188783280,4sleep13188802-21apt-get19:55:111
3157788281,3sleep03158699-21cut19:25:160
3267274271,2sleep20-21swapper/221:05:182
3262967270,1sleep00-21swapper/021:03:200
3257541270,1sleep10-21swapper/120:56:391
3253238270,4sleep20-21swapper/220:55:162
3247722271,2sleep20-21swapper/220:50:152
3214647270,1sleep20-21swapper/220:16:282
3198488271,2sleep20-21swapper/220:00:252
3188805271,3sleep23188946-21cpuspeed_turbos19:55:122
3172089271,3sleep03172310-21/usr/sbin/munin19:35:260
3162496271,1sleep13162515-21apt-get19:30:101
3147021271,2sleep10-21swapper/119:15:151
3263354260,1sleep10-21swapper/121:05:091
3240676260,2sleep20-21swapper/220:40:252
3215239260,2sleep10-21swapper/120:20:121
3203539260,2sleep10-21swapper/120:05:211
3192942260,3sleep00-21swapper/019:55:220
3188344260,1sleep00-21swapper/019:52:460
3178036260,1sleep10-21swapper/119:44:491
3172715260,1sleep10-21swapper/119:39:161
3144851260,3sleep00-21swapper/019:15:020
3144029260,1sleep00-21swapper/019:12:340
3258078250,1sleep20-21swapper/221:00:052
3229926250,1sleep00-21swapper/020:30:210
3204674250,1sleep00-21swapper/020:10:050
3187476250,1sleep10-21swapper/119:50:181
3177818251,1sleep20-21swapper/219:42:012
3162790250,1sleep00-21swapper/019:30:130
3156678250,3sleep10-21swapper/119:24:571
3199642240,1sleep00-21swapper/020:05:120
3178053240,1sleep10-21swapper/119:45:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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