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2026-01-15 - 21:01
[ 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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  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 highest latencies:
System rack3slot3s.osadl.org (updated Thu Jan 15, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
194805211656,54sleep30-21swapper/307:05:433
19486528861,19sleep00-21swapper/007:06:280
19491628454,9sleep20-21swapper/207:07:072
19422527760,10sleep10-21swapper/107:05:211
195270993220,10cyclictest0-21swapper/307:28:363
195270993024,3cyclictest271550-21turbostat08:20:003
195270992712,3cyclictest0-21swapper/311:34:573
19527099260,13cyclictest0-21swapper/310:30:133
195270992421,1cyclictest0-21swapper/311:40:153
195270992317,3cyclictest366910-21turbostat09:50:003
19527099231,3cyclictest0-21swapper/311:09:353
19527099231,18cyclictest540333-21turbostat12:35:003
19527099231,17cyclictest266325-21sleep08:15:003
195270992219,1cyclictest0-21swapper/311:45:113
19527099211,15cyclictest0-21swapper/311:20:193
195270992016,2cyclictest0-21swapper/309:30:003
19527099201,15cyclictest350895-21sleep09:35:003
19527099201,15cyclictest335921-21taskset09:20:143
19527099199,6cyclictest377356-21turbostat10:00:003
19527099192,11cyclictest386824-21taskset10:05:183
195270991916,1cyclictest0-21swapper/307:55:143
19527099191,14cyclictest0-21swapper/311:15:123
19527099191,14cyclictest0-21swapper/309:10:143
19527099191,14cyclictest0-21swapper/309:05:113
19527099191,14cyclictest0-21swapper/308:09:303
4567552181,6sleep0456774-21apt-get11:15:100
19527099181,9cyclictest287074-21taskset08:32:043
195270991815,1cyclictest0-21swapper/307:45:003
19527099181,13cyclictest0-21swapper/310:00:113
19527099181,12cyclictest388089-21chrt10:10:113
19527099181,11cyclictest245055-21taskset07:55:003
19527099181,10cyclictest197572-21taskset07:10:153
195270991810,5cyclictest0-21swapper/310:50:003
19527099179,4cyclictest0-21swapper/312:14:393
19527099177,7cyclictest403564-21taskset10:21:453
19527099171,9cyclictest528015-21taskset12:20:173
195270991714,1cyclictest0-21swapper/312:35:163
195270991714,1cyclictest0-21swapper/309:50:223
195270991713,2cyclictest0-21swapper/307:39:553
195270991713,1cyclictest0-21swapper/310:50:223
19527099171,13cyclictest0-21swapper/311:00:193
19527099171,12cyclictest435845-21chrt10:55:123
19527099171,12cyclictest435845-21chrt10:55:123
19527099171,12cyclictest0-21swapper/309:35:173
19527099171,11cyclictest239744-21taskset07:49:553
19527099171,10cyclictest524380-21taskset12:18:053
19527099171,10cyclictest408709-21chrt10:25:393
19527099171,10cyclictest281947-21taskset08:29:033
19527099170,13cyclictest0-21swapper/312:00:123
19527099170,13cyclictest0-21swapper/311:12:503
3508642161,2sleep20-21swapper/209:35:002
1954422161,4sleep1195461-21apt-get07:10:101
19527099165,8cyclictest276411-21chrt08:20:293
19527099161,9cyclictest255521-21taskset08:04:463
19527099161,3cyclictest0-21swapper/310:37:203
195270991613,1cyclictest0-21swapper/311:55:163
195270991613,1cyclictest0-21swapper/308:50:223
195270991613,1cyclictest0-21swapper/308:50:223
19527099161,13cyclictest0-21swapper/309:40:133
19527099161,12cyclictest0-21swapper/312:05:133
19527099161,11cyclictest218541-21chrt07:30:113
19527099160,13cyclictest0-21swapper/311:25:153
19527099160,13cyclictest0-21swapper/309:00:193
19527099160,13cyclictest0-21swapper/308:55:113
19527099160,13cyclictest0-21swapper/308:45:203
19527099160,13cyclictest0-21swapper/308:35:163
19527099160,12cyclictest3300942sleep309:15:083
4238442151,8sleep2423897-21ntp_states10:40:212
19527099151,9cyclictest424663-21taskset10:43:343
195270991512,2cyclictest0-21swapper/312:28:053
19527099151,10cyclictest398336-21sleep10:20:003
19527099150,12cyclictest0-21swapper/311:35:093
19527099150,12cyclictest0-21swapper/307:20:123
19527099150,12cyclictest0-21swapper/307:15:013
4834692141,9sleep0484587-21grep11:40:160
4521062141,8sleep0453715-21cut11:10:170
195270991411,1cyclictest0-21swapper/311:50:163
19527099140,12cyclictest0-21swapper/308:40:143
5306402130,8sleep2531260-21tr12:25:142
4817022130,2sleep20-21swapper/211:35:202
4142432131,8sleep2414450-21latency_hist10:35:002
4049972131,2sleep00-21swapper/010:25:160
2511412131,7sleep1252319-21kthreadcore08:00:161
2413072131,8sleep2243060-21cut07:50:152
2353672131,8sleep0236774-21tr07:45:160
2288582131,7sleep2228856-40gst-plugin-scan07:39:452
1998662131,7sleep0200008-21sed07:10:250
4784122121,7sleep1480092-21kthreadcore11:35:151
4465442121,7sleep2446579-21fschecks_count11:05:152
4133382121,7sleep0413415-21awk10:30:210
3781932121,6sleep0379288-21kthreadcore10:00:150
3744122121,7sleep2376115-21latency09:55:162
3105482121,7sleep2312347-21cut08:55:162
3041212120,8sleep2304847-21cut08:50:152
3041212120,8sleep2304847-21cut08:50:152
2671272121,7sleep1267163-21kthreadcore08:15:151
2458012121,7sleep1246129-21cut07:55:151
2243212121,7sleep0224378-21kthreadcore07:35:140
2132752120,1sleep10-21swapper/107:25:011
5287352111,4sleep0528830-21ntpq12:20:190
5203202110,7sleep2521586-21kthreadcore12:15:162
5090852110,2sleep20-21swapper/212:05:102
5028882111,6sleep2503147-21unixbench_singl11:55:242
4363772111,6sleep2437066-21kthreadcore10:55:162
4363772111,6sleep2437066-21kthreadcore10:55:162
4237962111,5sleep1423842-21ntpq10:40:201
3816632111,6sleep2381723-21pmu-power10:00:212
3816072111,5sleep1381661-21ntpq10:00:201
3501722111,6sleep0350307-21timerwakeupswit09:30:250
2825672111,6sleep0282290-21/usr/sbin/munin08:30:130
2288952111,4sleep1228805-31sort07:39:481
2137852111,6sleep2213856-21irqstats07:25:142
2133712111,5sleep0213574-21diskstats07:25:120
2120232111,4sleep1212070-21ntpq07:20:201
4776652101,4sleep0477684-21apt-get11:35:100
4130872101,4sleep1413228-21ntpq10:30:181
3867652102,4sleep2386816-21ntpq10:05:182
3676752103,3sleep2367844-21kthreadcore09:50:152
3511202101,4sleep2351139-21apt-get09:35:082
3340242101,4sleep1334072-21ntpq09:15:191
3288292101,4sleep1328876-21ntpq09:10:181
3180422101,4sleep1318089-21ntpq09:00:201
3179992101,4sleep0318040-21ntpq09:00:190
2873082100,2sleep2421rcuc/208:35:002
2331332100,1sleep20-21swapper/207:40:212
2188012101,5sleep0218925-21grep07:30:130
544555291,3sleep2544604-21ntpq12:35:202
540574291,2sleep10-21swapper/112:35:111
539275291,4sleep2539329-21ntpq12:30:192
524817291,2sleep10-21swapper/112:20:121
523509291,3sleep1523541-21ntpq12:15:191
507892291,3sleep1507945-21ntp_states12:00:201
499905291,4sleep1501637-21grep11:55:151
498619291,3sleep0498638-21apt-get11:55:100
475700291,4sleep0476271-21sed11:30:170
462013291,2sleep00-21swapper/011:20:110
456920291,4sleep2457043-21diskstats11:15:122
447187291,4sleep1448870-21grep11:05:171
445005291,4sleep0445053-21ntpq11:00:190
419437290,1sleep20-21swapper/210:38:572
399501291,4sleep1401155-21grep10:20:161
399367291,4sleep0399500-21cut10:20:150
397679291,3sleep0397923-21users10:15:260
393868291,4sleep1394966-21grep10:15:151
377343291,4sleep1377367-21munin-run10:00:011
361909291,3sleep2361928-21apt-get09:45:102
355424291,4sleep0355477-21cat09:35:220
277315291,4sleep0277508-21cut08:25:120
271903291,4sleep1272106-21diskstats08:20:121
256049291,3sleep2255556-21apt-get08:05:022
240012291,3sleep1240031-21apt-get07:50:101
234227291,4sleep0234270-21https07:45:010
208065291,4sleep2208323-21df_inode07:20:132
206717291,4sleep1206763-21ntpq07:15:191
200819291,4sleep0201055-21kthreadcore07:15:020
537405281,4sleep00-21swapper/012:30:170
529546280,1sleep20-21swapper/212:21:212
504426281,3sleep0505804-21tr12:00:150
493396281,3sleep2493411-21/usr/sbin/munin11:50:112
492867280,1sleep10-21swapper/111:46:411
486381280,1sleep20-21swapper/211:40:172
472152280,3sleep00-21swapper/011:29:290
442874281,3sleep1444688-21cut11:00:161
440537280,1sleep00-21swapper/010:57:020
440537280,1sleep00-21swapper/010:57:020
430567281,3sleep20-21swapper/210:50:112
425317281,2sleep20-21swapper/210:45:102
419810281,2sleep00-21swapper/010:40:120
419524281,3sleep1321rcuc/110:40:001
394968281,3sleep2396756-21kthreadcore10:15:162
388068281,2sleep20-21swapper/210:10:112
361375283,2sleep0361521-21apt-config09:45:000
360425281,3sleep1360484-21ld09:40:201
341143281,3sleep20-21swapper/209:25:142
328723281,3sleep0328828-21ntpq09:10:170
326245281,3sleep20-21swapper/209:10:152
324334281,3sleep1324335-21sshd09:06:571
319550282,3sleep2431ktimers/209:05:062
309383281,3sleep1310545-21kthreadcore08:55:151
299074281,4sleep0300787-21kthreadcore08:45:160
287568281,2sleep10-21swapper/108:35:111
265608281,3sleep0265711-21/usr/sbin/munin08:10:250
265279281,3sleep2768-21ntpd08:10:192
245290280,1sleep20-21swapper/207:55:122
244738280,1sleep00-21swapper/007:51:370
219079281,3sleep2219931-21kthreadcore07:30:152
524001270,4sleep00-21swapper/012:15:260
518397271,3sleep0518514-21/usr/sbin/munin12:10:210
513691270,1sleep10-21swapper/112:05:371
477178270,1sleep10-21swapper/111:32:061
457328271,2sleep10-21swapper/111:15:151
445837270,1sleep20-21swapper/211:02:582
434695271,3sleep1434821-21mailstats10:50:231
429390271,3sleep0429438-21pluginstate10:45:200
414507270,2sleep00-21swapper/010:35:100
386876271,3sleep00-21swapper/010:05:200
370949271,2sleep1367160-21/usr/sbin/munin09:50:181
365672270,4sleep10-21swapper/109:45:171
355230271,3sleep1355311-21ps09:35:191
345438270,1sleep10-21swapper/109:28:101
338677271,2sleep1339256-21needreboot09:20:161
335019270,1sleep00-21swapper/009:19:230
301869270,4sleep20-21swapper/208:45:182
294714271,2sleep10-21swapper/108:40:161
293418271,2sleep00-21swapper/008:40:150
292341270,1sleep20-21swapper/208:37:132
271368270,1sleep20-21swapper/208:17:572
271346270,1sleep00-21swapper/008:17:390
260855270,1sleep00-21swapper/008:07:210
260812270,1sleep10-21swapper/108:06:491
239638270,1sleep10-21swapper/107:48:381
223318270,1sleep10-21swapper/107:32:351
200404270,1sleep20-21swapper/207:14:042
545479260,1sleep00-21swapper/012:39:280
539980260,1sleep10-21swapper/112:30:461
534895260,1sleep00-21swapper/012:27:330
514881261,2sleep20-21swapper/212:10:152
514297260,2sleep10-21swapper/112:10:101
509363261,2sleep00-21swapper/012:05:120
508598260,1sleep20-21swapper/212:02:062
498211260,1sleep00-21swapper/011:53:060
493088260,1sleep20-21swapper/211:49:312
493056260,1sleep00-21swapper/011:49:050
487620260,1sleep10-21swapper/111:41:481
467525261,2sleep10-21swapper/111:25:131
466687260,1sleep20-21swapper/211:21:132
463074261,2sleep10-21swapper/111:20:161
456223260,4sleep20-21swapper/211:11:352
455806261,2sleep10-21swapper/111:10:261
446269260,2sleep00-21swapper/011:05:120
439643260,2sleep10-21swapper/110:55:191
439643260,2sleep10-21swapper/110:55:191
408729260,4sleep20-21swapper/210:25:542
403772260,1sleep20-21swapper/210:24:262
392906260,1sleep00-21swapper/010:13:220
392849260,1sleep10-21swapper/110:12:391
387457260,1sleep10-21swapper/110:05:371
372052261,3sleep0151ktimers/009:54:220
366706260,1sleep00-21swapper/009:47:380
361046260,1sleep20-21swapper/209:40:532
336892261,2sleep00-21swapper/009:20:150
331660260,2sleep20-21swapper/209:15:162
320160261,2sleep00-21swapper/009:05:160
318943260,1sleep20-21swapper/209:04:062
308807260,4sleep00-21swapper/008:55:060
308479260,1sleep10-21swapper/108:54:081
308479260,1sleep10-21swapper/108:54:071
296526260,2sleep2296767-21strings08:40:172
292232260,1sleep00-21swapper/008:35:500
277596261,2sleep20-21swapper/208:25:142
272388260,3sleep0229013-21kworker/0:0+events08:20:150
272107260,3sleep20-21swapper/208:20:132
265991260,1sleep10-21swapper/108:11:061
252322261,2sleep20-21swapper/208:00:172
238526260,2sleep2238699-21strings07:45:182
233993260,1sleep10-21swapper/107:42:051
204849261,1sleep20-21swapper/207:15:162
533929250,1sleep10-21swapper/112:25:171
497268250,1sleep10-21swapper/111:50:191
473025250,2sleep20-21swapper/211:30:152
471099250,1sleep20-21swapper/211:25:182
424932250,2sleep10-21swapper/110:45:011
376301250,1sleep00-21swapper/009:55:180
344653250,2sleep00-21swapper/009:25:200
340054250,3sleep20-21swapper/209:21:332
307639250,2sleep00-21swapper/008:50:210
307639250,2sleep00-21swapper/008:50:210
302337250,2sleep10-21swapper/108:45:251
286989250,3sleep10-21swapper/108:30:581
277511250,1sleep10-21swapper/108:25:131
254498250,1sleep00-21swapper/008:00:190
245568251,1sleep00-21swapper/007:55:140
208042250,1sleep00-21swapper/007:20:110
430353240,1sleep00-21swapper/010:50:010
403821240,1sleep10-21swapper/110:25:011
346144240,1sleep10-21swapper/109:30:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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