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2026-03-02 - 00:42
[ 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 Sun Mar 01, 2026 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2343516212641,80sleep30-21swapper/307:09:073
234350028754,11sleep20-21swapper/207:08:542
234340528365,12sleep10-21swapper/107:07:411
234354228060,14sleep00-21swapper/007:09:240
25504082250,3sleep10-21swapper/109:50:221
24788922232,6sleep02478949-21ntpq09:10:200
2343704992219,1cyclictest0-21swapper/307:35:543
2343704992218,2cyclictest0-21swapper/310:13:083
2343704992218,2cyclictest0-21swapper/309:35:203
27643992211,9sleep22764414-21ssh11:50:502
2343704992117,2cyclictest0-21swapper/310:50:123
234370499211,16cyclictest2551348-21taskset09:51:003
234370499211,16cyclictest0-21swapper/312:27:293
234370499211,13cyclictest0-21swapper/310:07:583
234370499210,18cyclictest0-21swapper/312:03:113
2343704992012,5cyclictest0-21swapper/312:13:003
234370499201,15cyclictest2695716-21taskset11:13:383
234370499201,15cyclictest0-21swapper/311:58:013
234370499201,15cyclictest0-21swapper/311:58:003
234370499201,15cyclictest0-21swapper/311:51:273
234370499201,15cyclictest0-21swapper/310:02:273
234370499201,15cyclictest0-21swapper/310:02:273
25803962191,3sleep10-21swapper/110:08:581
234370499192,13cyclictest0-21swapper/308:04:483
234370499192,13cyclictest0-21swapper/308:04:473
2343704991916,1cyclictest0-21swapper/312:15:123
2343704991915,2cyclictest0-21swapper/307:30:193
2343704991913,4cyclictest0-21swapper/310:23:283
234370499191,15cyclictest2545485-21taskset09:49:503
234370499191,15cyclictest0-21swapper/311:24:203
234370499191,15cyclictest0-21swapper/309:27:283
234370499191,14cyclictest0-21swapper/312:30:093
234370499191,14cyclictest0-21swapper/311:41:163
234370499191,14cyclictest0-21swapper/310:40:213
234370499191,14cyclictest0-21swapper/310:25:313
234370499191,14cyclictest0-21swapper/308:08:023
234370499191,14cyclictest0-21swapper/307:45:123
234370499190,16cyclictest0-21swapper/309:15:203
27933042181,3sleep20-21swapper/212:08:452
27676662180,10sleep02767773-21latency_hist11:55:010
25815782181,5sleep12581609-21ssh10:10:111
25678952181,6sleep02568013-21ntpq10:00:200
25678952181,6sleep02568013-21ntpq10:00:190
25526202181,3sleep00-21swapper/009:52:380
2343704991815,1cyclictest0-21swapper/311:45:143
234370499181,14cyclictest0-21swapper/312:07:473
234370499181,14cyclictest0-21swapper/311:36:493
234370499181,14cyclictest0-21swapper/311:33:313
234370499181,14cyclictest0-21swapper/311:25:143
234370499181,14cyclictest0-21swapper/311:15:083
234370499181,14cyclictest0-21swapper/311:08:373
234370499181,14cyclictest0-21swapper/310:55:523
234370499181,14cyclictest0-21swapper/310:39:223
234370499181,14cyclictest0-21swapper/310:32:093
234370499181,14cyclictest0-21swapper/310:15:103
234370499181,14cyclictest0-21swapper/309:55:463
234370499181,14cyclictest0-21swapper/309:30:233
234370499181,14cyclictest0-21swapper/309:23:513
234370499181,14cyclictest0-21swapper/309:13:523
234370499181,13cyclictest2670645-21taskset11:00:113
2343704991810,4cyclictest28196232sleep312:22:583
27056542171,4sleep02705760-21cat11:20:010
26327702171,12sleep12474285-21diskmemload10:37:331
24888792171,2sleep00-21swapper/009:15:380
234370499171,4cyclictest0-21swapper/307:10:313
2343704991712,3cyclictest0-21swapper/310:45:443
234370499171,14cyclictest0-21swapper/312:36:523
234370499171,13cyclictest0-21swapper/308:10:123
234370499171,12cyclictest2441851-21taskset08:35:283
234370499171,12cyclictest24259332sleep308:21:493
28372162161,5sleep02837230-21ssh12:32:490
27769302161,2sleep10-21swapper/112:00:111
27679812160,2sleep10-21swapper/111:55:061
27679812160,2sleep10-21swapper/111:55:051
27217792161,3sleep02474285-21diskmemload11:27:590
27208712160,3sleep22474285-21diskmemload11:26:482
26605902161,3sleep02474285-21diskmemload10:53:590
26048792161,3sleep02474285-21diskmemload10:21:110
25458832160,2sleep20-21swapper/209:50:042
25011182161,1sleep20-21swapper/209:24:532
2343704991614,1cyclictest0-21swapper/309:05:173
234370499161,13cyclictest0-21swapper/309:40:563
2343704991611,2cyclictest0-21swapper/308:30:363
234370499160,13cyclictest0-21swapper/308:50:173
234370499160,13cyclictest0-21swapper/308:15:193
234370499160,13cyclictest0-21swapper/307:25:203
28457802150,1sleep20-21swapper/212:37:282
27925102151,3sleep12474285-21diskmemload12:07:431
27479362150,2sleep00-21swapper/011:42:260
26527652151,9sleep12474285-21diskmemload10:50:031
26524752151,9sleep22652624-21grep10:50:002
25174162151,2sleep20-21swapper/209:33:032
25069182151,8sleep12474285-21diskmemload09:25:571
23605532151,9sleep02360597-21ntpq07:20:180
2343704991512,2cyclictest0-21swapper/308:25:173
234370499151,12cyclictest0-21swapper/309:00:143
234370499151,11cyclictest0-21swapper/308:55:193
234370499150,13cyclictest0-21swapper/307:15:023
234370499150,12cyclictest0-21swapper/308:45:213
234370499150,12cyclictest0-21swapper/307:50:253
28293372141,4sleep02829351-21ssh12:29:040
27409562141,2sleep10-21swapper/111:39:491
27131962141,8sleep02474285-21diskmemload11:23:220
26421062141,3sleep02642120-21ssh10:43:050
26238822141,4sleep12623896-21ssh10:32:511
25621702141,9sleep22562184-21ssh09:58:292
25618342141,7sleep12474285-21diskmemload09:58:041
25246332141,7sleep00-21swapper/009:35:530
24923112141,9sleep22492482-21cat09:20:012
24905582141,8sleep12474285-21diskmemload09:17:481
24814282141,9sleep22481442-21ssh09:12:512
234370499148,3cyclictest23833962sleep307:44:373
234370499140,2cyclictest0-21swapper/308:40:123
234370499140,11cyclictest0-21swapper/307:55:113
28195522131,2sleep20-21swapper/212:22:532
27763922131,8sleep02776406-21sh11:59:500
27763922131,8sleep02776406-21sh11:59:490
27326682131,7sleep02474285-21diskmemload11:35:110
27035772131,6sleep12474285-21diskmemload11:17:211
26770732131,5sleep20-21swapper/211:02:232
26435492131,4sleep22643564-21ssh10:44:552
25981062131,3sleep02598120-21ssh10:18:560
25972372130,8sleep12474285-21diskmemload10:17:491
25367192131,8sleep02536838-21cat09:45:000
25005602131,8sleep02500574-21ssh09:24:110
23776822130,8sleep12377230-31find07:35:311
23442952131,8sleep22344450-21/usr/sbin/munin07:10:152
234370499131,1cyclictest0-21swapper/307:20:143
28272632121,5sleep12474285-21diskmemload12:26:241
28103112121,7sleep02810321-21ssh12:17:250
28101682120,1sleep10-21swapper/112:17:141
28023222121,3sleep10-21swapper/112:13:581
27680592121,7sleep22768135-21/usr/sbin/munin11:55:112
27680592121,7sleep22768135-21/usr/sbin/munin11:55:112
27298322121,2sleep02729847-21ssh11:31:560
27289052121,3sleep12728919-21ssh11:30:441
27222102121,4sleep12474285-21diskmemload11:28:321
27110322121,2sleep20-21swapper/211:20:342
27104582121,7sleep12474285-21diskmemload11:20:211
26700672121,7sleep02670081-21ssh10:59:490
26303742122,5sleep02630424-21ntpq10:35:190
26255662121,7sleep22625805-21cat10:35:002
26076742121,3sleep10-21swapper/110:24:451
26053842121,3sleep20-21swapper/210:21:492
25900892121,7sleep22590238-21cat10:15:012
25692382120,6sleep10-21swapper/110:01:051
25692382120,6sleep10-21swapper/110:01:041
24644182125,3sleep12465023-21cat09:00:161
24571082121,5sleep22457221-21ntpq08:50:192
24149282121,5sleep12415172-21users08:10:261
28396142111,5sleep02839834-21hddtemp_smartct12:35:130
28210022110,2sleep10-21swapper/112:24:431
28093902111,3sleep20-21swapper/212:16:152
27774982110,7sleep22777606-21ps12:00:162
27576002111,3sleep00-21swapper/011:48:270
27489512111,5sleep12474285-21diskmemload11:43:431
27320102111,3sleep20-21swapper/211:34:422
26960052111,5sleep20-21swapper/211:14:022
26944932111,2sleep10-21swapper/111:12:031
26853212111,7sleep12685336-21ssh11:06:351
26659802111,5sleep12666038-21ntpq10:55:201
26522462111,4sleep02474285-21diskmemload10:49:410
26325692111,3sleep20-21swapper/210:37:182
26152592115,3sleep22615270-21ssh10:28:082
25769872111,5sleep02577055-21ntp_states10:05:210
25680762111,5sleep22568139-21ssh10:00:222
25680762111,5sleep22568139-21ssh10:00:222
25590352111,5sleep02559088-21ntpq09:55:190
25437912111,2sleep20-21swapper/209:47:422
25413102111,6sleep02541366-21ntpq09:45:190
25339562111,7sleep22533973-21sh09:41:302
24261872110,7sleep12426267-21cat08:25:011
24109732115,3sleep22411072-21kthreadcore08:10:152
23776752110,1sleep20-21swapper/207:35:282
28466592101,3sleep12474285-21diskmemload12:38:351
28355742101,3sleep20-21swapper/212:30:412
28307682101,4sleep12830989-21hddtemp_smartct12:30:121
27861332101,4sleep02786353-21hddtemp_smartct12:05:150
27828352101,3sleep02474285-21diskmemload12:01:420
27675232101,2sleep10-21swapper/111:54:501
27469312100,4sleep20-21swapper/211:41:082
27366392101,2sleep20-21swapper/211:35:182
27038472100,1sleep20-21swapper/211:17:422
26949452101,3sleep02474285-21diskmemload11:12:380
26859802100,3sleep00-21swapper/011:07:260
26797992101,5sleep22679841-21sort11:05:122
26766862101,2sleep00-21swapper/011:01:530
26765972101,3sleep12474285-21diskmemload11:01:461
26583472101,2sleep20-21swapper/210:51:092
26482742101,4sleep12648342-21ntpq10:45:211
26354252101,4sleep12635647-21hddtemp_smartct10:40:131
26247632101,3sleep02474285-21diskmemload10:33:590
26141832101,3sleep00-21swapper/010:26:450
26128232101,4sleep12474285-21diskmemload10:25:261
25907742101,3sleep22590997-21hddtemp_smartct10:15:132
25768702101,4sleep22576921-21ntpq10:05:182
25396832101,6sleep12541102-21latency09:45:161
25247072101,3sleep20-21swapper/209:36:002
24799552101,2sleep10-21swapper/109:10:581
24692092101,5sleep00-21swapper/009:05:120
24478162101,3sleep00-21swapper/008:45:110
24412322101,4sleep22441279-21ntpq08:35:202
24055962100,4sleep22405667-21irqstats08:05:132
23941332104,3sleep22394145-21sh07:55:002
23877782101,4sleep02387824-21ntpq07:45:190
23660092101,4sleep22366066-21ntp_states07:25:222
2829254291,2sleep20-21swapper/212:28:582
2817742291,2sleep02474285-21diskmemload12:20:330
2801113290,1sleep00-21swapper/012:12:240
2795258291,4sleep22796595-21cat12:10:142
2756528291,2sleep20-21swapper/211:47:042
2750334291,3sleep12750354-21apt-get11:45:101
2668272291,2sleep20-21swapper/210:57:292
2586278291,3sleep02586479-21ssh10:10:260
2534674290,2sleep10-21swapper/109:42:251
2525859291,4sleep12525870-21sh09:37:271
2516763290,5sleep02474285-21diskmemload09:32:140
2515576290,3sleep12474285-21diskmemload09:30:421
2506179291,4sleep22506394-21unixbench-2d09:25:262
2492724291,3sleep12492752-21apt-get09:20:111
2473574291,4sleep12473703-21cat09:05:251
2458792291,4sleep02458997-21sed08:55:130
2458105291,4sleep02458107-40find08:53:220
2448751291,4sleep12450462-21cut08:45:171
2443195291,4sleep12444874-21grep08:40:151
2437131290,4sleep12437150-21apt-get08:35:111
2427014291,4sleep02428172-21grep08:25:160
2425266291,4sleep02421107-21/usr/sbin/munin08:20:220
2385797291,4sleep12387562-21sed07:45:161
2383974291,4sleep22384187-21hddtemp_smartct07:45:142
2360655291,4sleep22360709-21/usr/sbin/munin07:20:212
2357264290,5sleep12358946-21kthreadcore07:20:151
2506849280,2sleep00-21swapper/009:25:520
2474065280,1sleep20-21swapper/209:07:292
2442497280,2sleep00-21swapper/008:40:110
2431787280,3sleep12431807-21apt-get08:30:091
2419719280,3sleep22419800-21ntpq08:15:192
2404475280,1sleep00-21swapper/008:00:270
2404475280,1sleep00-21swapper/008:00:260
2396595280,1sleep20-21swapper/207:55:152
2394125281,3sleep1205-21jbd2/sda2-807:54:551
2379582281,3sleep22381327-21grep07:40:172
2378344280,2sleep10-21swapper/107:40:121
2377088281,3sleep02377230-31find07:35:220
2362445281,3sleep10-21swapper/107:25:171
2351765280,5sleep22352767-21kthreadcore07:15:152
2459073271,2sleep20-21swapper/208:55:152
2452781270,1sleep20-21swapper/208:48:352
2447546270,1sleep20-21swapper/208:44:532
2436732270,2sleep00-21swapper/008:33:170
2431214270,1sleep20-21swapper/208:26:062
2430575270,3sleep12430631-21ldconfig08:25:211
2425168272,2sleep22425207-21awk08:20:212
2415360270,1sleep00-21swapper/008:12:420
2409508270,3sleep02409545-21switchtime08:05:230
2408808271,3sleep10-21swapper/108:05:161
2404598270,1sleep10-21swapper/108:02:011
2404598270,1sleep10-21swapper/108:02:011
2372049270,1sleep00-21swapper/007:32:020
2367216270,2sleep20-21swapper/207:30:102
2361873270,2sleep00-21swapper/007:25:120
2355167270,2sleep10-21swapper/107:15:191
2354577271,3sleep00-21swapper/007:15:180
2468626260,1sleep00-21swapper/009:01:150
2463891261,2sleep22464146-21df09:00:132
2463323260,1sleep10-21swapper/108:56:421
2457879260,1sleep10-21swapper/108:50:301
2442214260,4sleep00-21swapper/008:39:590
2435867260,2sleep20-21swapper/208:30:182
2420667260,1sleep00-21swapper/008:18:070
2420546260,4sleep10-21swapper/108:16:341
2403670260,2sleep22403783-21strings08:00:172
2403670260,2sleep22403783-21strings08:00:172
2394392260,1sleep00-21swapper/007:55:100
2382266261,2sleep02382406-21ntp_192.168.11407:40:190
2345448260,2sleep02345963-21kthreadcore07:10:160
2399111250,1sleep10-21swapper/107:55:261
2391206251,1sleep00-21swapper/007:50:170
2367516250,2sleep12367723-21smartctl07:30:131
2347236250,1sleep10-21swapper/107:10:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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