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2026-02-10 - 15:52
[ 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 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#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 Tue Feb 10, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
38243022850,2sleep00-21swapper/009:15:190
69934421640,2sleep1699343-21ssh11:33:211
74223321580,4sleep2742222-21sh11:50:232
71052621490,3sleep2710525-21ssh11:37:432
79411921440,2sleep1794112-21ssh12:11:371
52392421370,3sleep0523922-21ssh10:27:450
82739221360,3sleep1827356-21cc112:23:291
79589621330,2sleep20-21swapper/212:12:392
81308921290,7sleep2813066-21cc112:18:572
2411522125117,5sleep20-21swapper/207:07:412
241020212365,53sleep30-21swapper/307:06:023
24099728654,9sleep10-21swapper/107:05:431
24133628453,20sleep00-21swapper/007:09:590
5695652400,2sleep30-21swapper/310:42:093
241471994036,2cyclictest0-21swapper/311:44:123
7833732372,19sleep0783313-21cc112:08:090
241471993734,1cyclictest0-21swapper/310:46:023
241471993733,2cyclictest0-21swapper/312:39:263
241471993733,2cyclictest0-21swapper/310:33:033
241471993732,2cyclictest0-21swapper/310:27:363
241471993330,1cyclictest0-21swapper/312:32:223
241471993330,1cyclictest0-21swapper/312:29:483
8661992322,18sleep1866197-21cc112:36:551
241471993229,2cyclictest0-21swapper/311:12:233
241471993229,1cyclictest0-21swapper/310:17:173
241471993227,2cyclictest0-21swapper/310:55:133
5946132311,17sleep0594599-21cc110:51:060
241471993128,2cyclictest0-21swapper/310:12:363
241471993128,1cyclictest0-21swapper/312:05:233
241471993028,1cyclictest0-21swapper/311:45:243
241471993027,1cyclictest0-21swapper/311:51:463
241471993027,1cyclictest0-21swapper/310:21:173
241471993026,2cyclictest0-21swapper/311:04:093
241471993026,2cyclictest0-21swapper/311:04:093
24147199301,24cyclictest671960-21chrt11:20:433
8277172292,11sleep0827748-21cc112:23:410
4794772291,9sleep0479473-21cc110:12:400
24147199293,17cyclictest546949-21taskset10:35:103
241471992926,2cyclictest0-21swapper/312:21:553
8409402281,21sleep2840964-21cc112:28:292
7804392280,3sleep1780410-21cc112:05:591
7729832282,12sleep1772986-21cc112:04:361
7342662282,10sleep0734236-21cc111:47:500
7013112283,10sleep0701203-21cc111:34:410
6477782282,9sleep0647738-21cc111:11:580
5974582282,19sleep2597456-21cc110:53:062
5540072281,12sleep1554004-21cc110:36:271
7125302272,11sleep0712497-21cc111:38:590
6842222271,13sleep0684234-21cc111:25:470
5227082272,11sleep2522701-21cc110:27:042
241471992724,1cyclictest0-21swapper/312:18:463
24147199271,19cyclictest754981-21chrt11:55:503
6729752262,17sleep0672924-21cc111:21:290
6726042262,17sleep1672586-21cc111:21:141
24147199263,18cyclictest770092-21taskset12:02:363
24147199262,19cyclictest0-21swapper/311:06:233
24147199262,18cyclictest713114-21chrt11:39:253
8109732251,13sleep0810963-21cc112:17:510
6255142252,8sleep0625465-21cc111:04:020
6255142252,8sleep0625465-21cc111:04:020
5876352252,16sleep2587634-21cc110:50:002
5865812250,8sleep0586575-21cc110:49:220
241471992522,1cyclictest0-21swapper/309:20:253
24147199252,19cyclictest598518-21chrt10:53:413
24147199252,17cyclictest793807-21chrt12:11:283
24147199252,17cyclictest683484-21chrt11:25:283
8529572241,16sleep0852971-21cc112:32:280
8365842242,15sleep1836522-21cc112:25:591
7564402241,11sleep2756471-21genksyms11:57:002
7474402242,8sleep0747344-21cc111:54:080
7431192242,8sleep1743033-21cc111:50:391
7207472241,8sleep0720726-21cc111:41:120
6464522242,8sleep1646437-21cc111:11:071
5669622241,17sleep1566960-21cc110:40:351
5208442241,17sleep1520826-21cc110:25:461
4977252241,17sleep2497748-21cc110:17:362
241471992422,1cyclictest0-21swapper/311:31:593
8696522231,9sleep2869678-21cc112:38:482
8671862231,7sleep0866843-21cc112:37:180
7557262231,16sleep1755713-21cc111:56:261
7219782231,7sleep2721993-21nm11:42:102
6232502231,10sleep1623240-21cc111:02:311
6232502231,10sleep1623240-21cc111:02:311
5876062231,9sleep1587341-21cc110:50:001
5741082232,16sleep2574074-21cc110:44:582
5687362232,6sleep0568747-21cc110:41:390
5527962233,14sleep2552760-21cc110:35:482
241471992320,1cyclictest0-21swapper/311:15:143
8559712221,8sleep1855981-21cc112:34:231
7240732221,15sleep1724086-21cc111:43:541
7125422221,8sleep1712556-21cc111:39:001
6893942221,15sleep2689369-21cc111:29:502
6770992221,9sleep2677133-21fixdep11:24:322
6635142222,13sleep1663529-21cc111:18:291
6207192221,15sleep2620711-21cc111:00:522
6207192221,15sleep2620711-21cc111:00:512
6128552220,7sleep0612848-21cc110:59:090
5451282221,15sleep0545110-21cc110:34:000
5406092221,8sleep2540604-21cc110:30:492
4989462221,15sleep1498971-21as10:18:281
4901362221,7sleep0490118-21cc110:16:100
24147199221,17cyclictest419830-21taskset09:38:513
24147199221,17cyclictest403198-21taskset09:29:013
24147199221,17cyclictest0-21swapper/309:49:263
24147199221,16cyclictest370341-21turbostat09:09:593
8540742211,14sleep2854065-21cc112:33:112
8223372212,7sleep2822356-21cc112:20:562
7547692212,8sleep0754720-21cc111:55:400
7343112212,8sleep2734294-21cc111:47:522
6370732211,14sleep0637069-21cc111:08:120
6114722211,8sleep2611443-21cc110:58:312
6079392211,8sleep1607828-21cc110:56:131
5971992212,11sleep1597228-21cc110:52:571
5438732211,7sleep1543785-21cc110:33:011
5097152210,15sleep1509704-21cc110:22:021
8077272201,7sleep1807706-21cc112:16:281
7926882201,7sleep0792649-21cc112:10:490
7686112202,11sleep2768627-21cc112:01:442
7323902202,10sleep1732403-21cc111:46:221
6465912202,7sleep2646553-21cc111:11:112
6351152201,13sleep2635024-21cc111:07:022
241471992016,2cyclictest0-21swapper/308:35:263
24147199201,15cyclictest443464-21chrt09:51:343
24147199201,15cyclictest241619-21taskset07:10:013
24147199200,2cyclictest0-21swapper/308:55:123
24147199200,17cyclictest0-21swapper/309:19:193
8384682191,14sleep0838500-21cc112:27:110
6635362192,10sleep2663513-21cc111:18:302
5530412192,11sleep0553033-21cc110:35:530
5082072191,6sleep0508181-21cc110:21:000
4795432191,11sleep2479589-21cc110:12:432
2751782191,6sleep1275167-31find07:37:171
24147199198,8cyclictest410114-21taskset09:31:573
24147199192,13cyclictest453298-21taskset09:58:433
241471991916,1cyclictest0-21swapper/310:05:153
241471991916,1cyclictest0-21swapper/308:09:593
241471991915,2cyclictest0-21swapper/307:35:243
24147199191,14cyclictest0-21swapper/310:00:163
7670152181,6sleep0767013-21cc112:00:460
6845742181,11sleep1684561-21cc111:26:051
6610762181,5sleep0661025-21cc111:16:550
6385072181,6sleep1638514-21cc111:09:131
5116352181,10sleep2511608-21cc110:23:102
4825952182,10sleep1482554-21cc110:14:461
4611882181,8sleep0461198-21ssh10:03:060
241471991816,1cyclictest0-21swapper/307:50:163
241471991815,1cyclictest0-21swapper/309:40:123
241471991814,2cyclictest0-21swapper/307:25:013
241471991814,2cyclictest0-21swapper/307:25:003
24147199181,13cyclictest323393-21chrt08:25:123
24147199181,13cyclictest0-21swapper/307:45:113
24147199180,15cyclictest0-21swapper/309:10:233
7748772171,7sleep2775179-21cc112:05:172
3763402171,5sleep0370334-21diskmemload09:11:350
241471991714,1cyclictest0-21swapper/308:20:003
24147199171,13cyclictest0-21swapper/307:25:113
24147199171,12cyclictest0-21swapper/307:40:123
24147199170,13cyclictest0-21swapper/307:55:223
24147199170,13cyclictest0-21swapper/307:15:113
6978182161,9sleep2697836-21cc111:32:162
4600792161,3sleep1370334-21diskmemload10:01:311
4420012161,10sleep2442060-21ntpq09:50:212
3831482161,10sleep1383281-21ntpq09:15:221
3707052161,2sleep10-21swapper/109:10:121
24147199161,9cyclictest360110-21taskset09:00:073
241471991613,1cyclictest0-21swapper/308:40:143
24147199161,12cyclictest0-21swapper/308:10:253
24147199161,10cyclictest318120-21taskset08:20:113
24147199161,10cyclictest301860-21taskset08:05:013
24147199160,13cyclictest0-21swapper/307:30:223
4449932151,9sleep1445005-21ssh09:53:491
4199942151,4sleep2370334-21diskmemload09:39:072
3759042151,8sleep2370334-21diskmemload09:10:572
3640482151,9sleep0364096-21ntpq09:00:220
2582932151,6sleep0258336-21gcc07:20:210
2582932151,6sleep0258336-21gcc07:20:210
24147199151,9cyclictest333396-21taskset08:32:213
24147199151,10cyclictest348424-21chrt08:45:203
24147199150,12cyclictest0-21swapper/308:50:113
4458372141,4sleep01-21systemd09:55:000
4344742141,8sleep0370334-21diskmemload09:45:460
4292722141,2sleep20-21swapper/209:45:052
4287932141,9sleep2428807-21ssh09:44:442
3849942140,3sleep20-21swapper/209:16:542
2865662141,4sleep2286758-21cut07:50:132
4677482130,9sleep0467758-21ssh10:05:280
4181262130,8sleep1418137-21ssh09:36:251
4028472131,6sleep1370334-21diskmemload09:28:321
3702382131,2sleep20-21swapper/209:08:572
2583372131,8sleep1258400-21pmu-power07:20:221
2583372131,8sleep1258400-21pmu-power07:20:221
4695892120,3sleep2469603-21ssh10:08:092
4027702120,8sleep2402772-21ssh09:28:252
3965442121,7sleep0397183-21grep09:25:140
3934292121,3sleep2393434-21ssh09:21:512
3345152120,8sleep1336206-21grep08:35:171
3180792121,4sleep1317548-21apt-get08:20:021
2765282121,7sleep0278199-21kthreadcore07:40:180
2752152121,5sleep0275167-31find07:37:200
2421792121,7sleep0242236-21kthreadcore07:10:150
2416542121,7sleep1241907-21df07:10:121
4680352111,4sleep1370334-21diskmemload10:05:521
4617832111,3sleep20-21swapper/210:03:562
4287232112,4sleep00-21swapper/009:44:380
4281762111,6sleep1428178-21ssh09:43:471
4194632111,3sleep00-21swapper/009:38:210
4108612111,6sleep2410871-21ssh09:33:022
4103162111,2sleep00-21swapper/009:32:150
3930232111,4sleep0370334-21diskmemload09:21:170
3493532111,6sleep2349580-21latency_hist08:50:012
3231102111,5sleep2323134-21munin-run08:25:002
3069992110,1sleep10-21swapper/108:10:001
3060282111,5sleep2306077-21ntpq08:05:202
2815372111,6sleep1281852-21kthreadcore07:45:151
2650782111,5sleep2265338-21df_inode07:30:132
4519092101,3sleep20-21swapper/209:56:432
4507812101,5sleep1451064-21grep09:55:261
4504352101,5sleep0450492-21ntpq09:55:220
4350942101,4sleep1370334-21diskmemload09:46:401
4057992101,5sleep1407474-21kthreadcore09:30:171
3927062100,1sleep10-21swapper/109:20:501
3496122101,3sleep0349631-21apt-get08:50:120
3395752101,4sleep2339690-21irqstats08:40:162
3329932101,4sleep2333237-21users08:30:292
3326682101,4sleep1332724-21ntp_states08:30:241
3072612100,4sleep1307280-21apt-get08:10:131
2689572101,3sleep0269037-21ntpq07:30:190
365630291,4sleep0365733-21perl09:05:140
344354291,3sleep1344373-21apt-get08:45:111
316408291,3sleep2316529-21ntpq08:15:182
292084291,4sleep1293182-21grep07:55:181
286349291,4sleep1286565-21diskstats07:50:121
265620291,4sleep1266560-21grep07:30:171
258147291,3sleep2258236-21ntpq07:20:192
258147291,3sleep2258236-21ntpq07:20:192
249022291,3sleep0249225-21diskstats07:15:130
358949280,1sleep20-21swapper/208:55:222
354467280,1sleep10-21swapper/108:53:161
348479281,3sleep0348603-21/usr/sbin/munin08:45:220
340851281,3sleep0342650-21cut08:40:170
339410281,3sleep1339122-21/usr/sbin/munin08:40:141
336207280,1sleep20-21swapper/208:35:182
333865281,2sleep00-21swapper/008:35:120
329210281,3sleep0330648-21kthreadcore08:30:190
296746281,3sleep2296765-21apt-get08:00:112
281854281,3sleep20-21swapper/207:45:162
263827281,3sleep2263878-21ntpq07:25:202
263634281,3sleep0263775-21ntpq07:25:180
364796270,1sleep10-21swapper/109:01:181
361860271,2sleep20-21swapper/209:00:192
359833271,3sleep0359909-21latency_hist09:00:010
327679270,3sleep0327896-21unixbench-2d08:25:260
313784271,2sleep0314585-21kthreadcore08:15:160
296933270,3sleep0296747-21/usr/sbin/munin08:00:130
286848270,3sleep0288052-21kthreadcore07:50:150
286010270,1sleep00-21swapper/007:49:550
280753270,1sleep20-21swapper/207:44:562
259777270,2sleep10-21swapper/107:25:111
246782271,2sleep10-21swapper/107:15:011
370322261,2sleep10-21swapper/109:10:001
354312260,3sleep20-21swapper/208:51:172
328013260,1sleep10-21swapper/108:25:321
323371260,1sleep20-21swapper/208:25:122
317403260,1sleep10-21swapper/108:18:171
307561260,3sleep00-21swapper/008:10:150
307283261,2sleep20-21swapper/208:10:132
306707260,1sleep00-21swapper/008:06:180
296463260,2sleep00-21swapper/008:00:010
293183261,2sleep20-21swapper/207:55:182
275996261,2sleep12831240-21snmpd07:40:141
253212262,1sleep20-21swapper/207:15:222
246453260,1sleep20-21swapper/207:12:092
355034250,1sleep10-21swapper/108:55:131
322422250,2sleep00-21swapper/008:20:250
301059250,2sleep10-21swapper/108:00:261
270307250,1sleep20-21swapper/207:35:102
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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