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2026-01-28 - 16:11
[ 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 376 highest latencies:
System rack3slot3s.osadl.org (updated Wed Jan 28, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3350477212154,62sleep30-21swapper/307:08:543
33502302107100,4sleep10-21swapper/107:05:481
335035928756,9sleep20-21swapper/207:07:252
335024528253,6sleep00-21swapper/007:05:590
3350686993430,2cyclictest0-21swapper/312:25:253
3350686993424,7cyclictest15850irq/127-ahci[0000:00:17.0]12:00:143
37721542310,3sleep0221rcuc/012:00:190
335068699271,20cyclictest3355186-21taskset07:10:233
3350686992622,2cyclictest0-21swapper/309:50:013
3350686992621,3cyclictest0-21swapper/309:35:003
3350686992421,1cyclictest0-21swapper/312:20:013
3350686992321,1cyclictest0-21swapper/312:30:203
3350686992320,1cyclictest0-21swapper/311:55:003
3350686992320,1cyclictest0-21swapper/310:31:263
3350686992320,1cyclictest0-21swapper/309:40:123
3350686992319,2cyclictest0-21swapper/311:35:153
3350686992315,4cyclictest36707232sleep311:00:193
335068699231,18cyclictest3578983-21chrt10:06:543
335068699230,18cyclictest3631256-21chrt10:38:203
335068699222,14cyclictest3565304-21taskset10:00:173
3350686992220,1cyclictest0-21swapper/310:15:013
3350686992218,2cyclictest0-21swapper/311:45:133
3350686992217,2cyclictest0-21swapper/309:20:013
3350686992216,3cyclictest0-21swapper/310:40:163
335068699221,17cyclictest3827207-21taskset12:35:073
335068699221,16cyclictest3479730-21turbostat09:10:003
38251242211,2sleep20-21swapper/212:32:332
335068699217,10cyclictest3658778-21chrt10:55:123
335068699212,12cyclictest3480037-21taskset09:10:053
335068699211,9cyclictest3409857-21taskset08:00:173
335068699211,8cyclictest3527851-21taskset09:36:043
3350686992118,1cyclictest0-21swapper/308:45:123
335068699211,3cyclictest3427159-21turbostat08:20:003
335068699211,3cyclictest0-21swapper/311:56:523
335068699211,16cyclictest3809719-21chrt12:24:443
335068699210,18cyclictest0-21swapper/311:20:123
335068699209,7cyclictest3691617-21turbostat11:15:013
335068699202,12cyclictest3513184-21taskset09:29:353
3350686992017,1cyclictest0-21swapper/311:35:013
335068699201,14cyclictest3788044-21chrt12:10:173
335068699201,14cyclictest3682528-21chrt11:09:113
335068699199,7cyclictest3697791-21taskset11:16:453
3350686991916,1cyclictest0-21swapper/307:35:303
3350686991912,4cyclictest67150irq/132-enp1s0-TxRx-307:20:223
3350686991911,4cyclictest36569042sleep310:53:383
335068699191,14cyclictest0-21swapper/311:43:373
335068699191,14cyclictest0-21swapper/310:45:183
335068699191,14cyclictest0-21swapper/310:28:463
335068699191,13cyclictest3463934-21turbostat08:54:593
335068699190,17cyclictest67150irq/132-enp1s0-TxRx-309:50:483
37074002180,2sleep10-21swapper/111:23:411
36470202181,11sleep23479724-21diskmemload10:46:382
335068699188,8cyclictest3384503-21turbostat07:44:563
335068699187,8cyclictest3368596-21turbostat07:29:553
335068699184,12cyclictest67150irq/132-enp1s0-TxRx-310:21:313
335068699182,12cyclictest3781787-21taskset12:06:053
335068699181,14cyclictest67150irq/132-enp1s0-TxRx-310:15:373
335068699181,14cyclictest0-21swapper/309:22:283
3350686991811,3cyclictest0-21swapper/308:40:193
335068699181,12cyclictest3561318-21taskset09:55:363
335068699180,15cyclictest0-21swapper/311:25:183
36834982171,7sleep13683527-21/usr/sbin/munin11:10:101
36152092171,3sleep20-21swapper/210:29:232
35888602171,4sleep23479724-21diskmemload10:13:282
35194562171,3sleep00-21swapper/009:31:250
335068699171,4cyclictest0-21swapper/308:10:123
3350686991714,1cyclictest0-21swapper/307:55:113
36996222161,9sleep23479724-21diskmemload11:19:332
36987452161,4sleep03479724-21diskmemload11:18:160
36987212161,2sleep10-21swapper/111:18:131
36632782161,2sleep00-21swapper/010:55:430
335068699161,9cyclictest3437936-21taskset08:30:063
3350686991613,1cyclictest0-21swapper/308:25:153
3350686991611,3cyclictest0-21swapper/308:55:183
335068699161,10cyclictest3474134-21taskset09:00:353
335068699160,13cyclictest0-21swapper/308:35:113
335068699160,13cyclictest0-21swapper/308:25:013
38350632151,9sleep03479724-21diskmemload12:39:410
38336862150,10sleep13479724-21diskmemload12:37:421
38097452151,2sleep10-21swapper/112:24:471
37236172151,8sleep23479724-21diskmemload11:32:412
36809192151,10sleep23680930-21sh11:06:552
36583552151,8sleep13658568-21diskstats10:55:111
35284492150,1sleep20-21swapper/209:36:562
34839902158,4sleep23480095-21/usr/sbin/munin09:10:172
34542302151,9sleep03454471-21cut08:45:150
34080412151,9sleep23409852-21kthreadcore08:00:172
335068699159,4cyclictest0-21swapper/308:05:103
335068699151,9cyclictest3363110-21taskset07:18:273
335068699151,8cyclictest3395568-21taskset07:50:073
38180162141,8sleep03479724-21diskmemload12:29:280
37845532141,4sleep23784567-21ssh12:09:572
37741362141,9sleep23774150-21ssh12:02:192
37672872141,3sleep13767299-21ssh11:59:381
37571802141,2sleep00-21swapper/011:52:150
37324332141,9sleep23732443-21ssh11:37:422
37157132140,3sleep03479724-21diskmemload11:28:300
36820552141,3sleep03479724-21diskmemload11:08:340
36060412140,2sleep03479724-21diskmemload10:23:480
36049512141,3sleep13479724-21diskmemload10:22:171
35126582141,9sleep13512666-21sh09:28:491
335068699142,8cyclictest3392976-21taskset07:45:173
3350686991410,2cyclictest0-21swapper/307:30:123
37975032131,8sleep23797559-21ntpq12:15:192
37831632131,8sleep03479724-21diskmemload12:07:590
37823002131,7sleep13479724-21diskmemload12:06:481
37564272131,7sleep23479724-21diskmemload11:51:122
37397182131,4sleep23739730-21ssh11:40:582
37325642130,2sleep10-21swapper/111:37:531
36549992131,8sleep23655013-21ssh10:50:562
36404052131,6sleep23479724-21diskmemload10:44:152
36215172131,3sleep23621529-21ssh10:31:162
35696872131,8sleep23569699-21rm10:00:412
35518692131,8sleep23547910-21/usr/sbin/munin09:50:192
35442722131,6sleep23479724-21diskmemload09:45:302
35352492131,8sleep03535340-21head09:40:230
35138472131,8sleep13513859-21ssh09:30:101
35114242131,6sleep03479724-21diskmemload09:27:070
34927012134,4sleep03492754-21ntpq09:15:200
37993672120,6sleep134-21ksoftirqd/112:17:021
37916322120,8sleep13791644-21ssh12:13:001
37414892121,5sleep10-21swapper/111:43:381
37148882121,6sleep23479724-21diskmemload11:27:192
36719692121,7sleep13671983-21ssh11:01:091
36657722121,5sleep23479724-21diskmemload10:59:212
36412252120,8sleep13641236-21sh10:45:051
36141852121,7sleep13614193-21ssh10:27:571
35903212121,5sleep20-21swapper/210:15:072
35781942121,7sleep03578208-21ssh10:05:470
35606182121,4sleep03479724-21diskmemload09:55:210
35277802121,7sleep13527794-21ssh09:35:581
35192882121,8sleep23519302-21ssh09:31:102
34974952121,7sleep23479724-21diskmemload09:20:152
34911342121,7sleep13488558-21/usr/sbin/munin09:15:181
34259132121,7sleep03426085-21needreboot08:15:170
38237592111,6sleep03823769-21ssh12:30:360
38082832111,4sleep03479724-21diskmemload12:22:450
37982982111,3sleep00-21swapper/012:15:290
37891192111,3sleep20-21swapper/212:10:202
37670862111,3sleep00-21swapper/011:59:210
37579982111,3sleep10-21swapper/111:53:281
37446252111,6sleep10-21swapper/111:45:151
36735242111,4sleep23479724-21diskmemload11:03:312
36676832111,6sleep03669353-21kthreadcore11:00:150
36547822111,4sleep03479724-21diskmemload10:50:380
36316622111,6sleep03479724-21diskmemload10:38:550
36302372111,3sleep20-21swapper/210:36:562
36128552111,2sleep00-21swapper/010:26:000
36037212110,7sleep23603734-21ssh10:20:302
35965092111,3sleep10-21swapper/110:17:111
35869432110,3sleep00-21swapper/010:10:490
35604222111,6sleep13560480-21ntpq09:55:181
35521482111,3sleep10-21swapper/109:50:221
35465412111,3sleep00-21swapper/009:48:400
35443562110,2sleep10-21swapper/109:45:361
35316292111,6sleep23531010-21/usr/sbin/munin09:40:162
35294792111,4sleep03479724-21diskmemload09:38:250
35037652111,7sleep03503768-21ssh09:23:190
34947752111,3sleep20-21swapper/209:17:322
34807732111,6sleep03482352-21kthreadcore09:10:160
34797162111,3sleep10-21swapper/109:10:001
34327052112,3sleep03432724-21apt-get08:25:110
34221402111,6sleep23422296-21cstates08:15:112
34169712111,5sleep13417174-21diskstats08:10:121
33675432111,4sleep23367594-21ntpq07:20:212
38337932101,3sleep23479724-21diskmemload12:37:512
38254832101,3sleep10-21swapper/112:33:041
38163952101,2sleep20-21swapper/212:27:132
38061842101,3sleep20-21swapper/212:20:232
37901642101,5sleep03479724-21diskmemload12:10:590
37746532101,2sleep10-21swapper/112:03:021
37653462100,2sleep20-21swapper/211:56:592
37497802101,2sleep00-21swapper/011:48:350
37397942101,4sleep03479724-21diskmemload11:41:040
37338262101,3sleep03479724-21diskmemload11:39:410
37239922101,2sleep10-21swapper/111:33:111
37234452101,5sleep03723459-21ssh11:32:260
37159512101,3sleep10-21swapper/111:28:511
37073452101,3sleep03479724-21diskmemload11:23:360
36892502101,5sleep23689263-21ssh11:11:452
36886522101,3sleep03479724-21diskmemload11:10:490
36805672101,3sleep10-21swapper/111:06:271
36497562101,3sleep13479724-21diskmemload10:50:071
36486552101,4sleep03479724-21diskmemload10:48:530
36405422100,1sleep10-21swapper/110:44:261
36394002101,3sleep03479724-21diskmemload10:42:480
36234722101,3sleep10-21swapper/110:34:121
36233622101,3sleep03479724-21diskmemload10:34:030
35893872101,3sleep10-21swapper/110:14:111
35798182101,2sleep10-21swapper/110:08:051
35646122101,2sleep00-21swapper/010:00:070
35612552101,3sleep20-21swapper/209:55:312
35531692101,3sleep03479724-21diskmemload09:51:010
35130282101,2sleep20-21swapper/209:29:222
34967812101,2sleep10-21swapper/109:20:021
34629482100,1sleep00-21swapper/008:50:190
34051372101,4sleep13405184-21ntpq07:55:191
33801762101,5sleep20-21swapper/207:35:152
33638082101,4sleep13364021-21hddtemp_smartct07:20:161
3815163291,3sleep13479724-21diskmemload12:25:321
3742755291,2sleep20-21swapper/211:45:042
3704264291,3sleep20-21swapper/211:20:192
3594446291,3sleep00-21swapper/010:15:170
3579024290,1sleep20-21swapper/210:06:582
3570136291,4sleep13570148-21ssh10:01:241
3537566291,2sleep10-21swapper/109:43:001
3479423291,4sleep23479424-21sshd09:06:222
3474740291,3sleep03474759-21apt-get09:05:100
3474480291,5sleep13474481-21cron09:04:591
3442941291,4sleep03443163-21cut08:35:000
3417457291,4sleep03418674-21cat08:10:150
3395935291,5sleep00-21swapper/007:50:160
3379358290,4sleep13379377-21apt-get07:35:111
3362099291,4sleep03362219-21ntpq07:15:170
3358723291,4sleep13359525-21grep07:15:141
3355855291,4sleep1248-21systemd-journal07:14:221
3350857291,3sleep23350876-21apt-get07:10:112
3630464281,3sleep13630476-21ssh10:37:151
3473513281,2sleep20-21swapper/209:00:192
3468130280,3sleep13468178-21ntpq08:55:181
3467756280,4sleep00-21swapper/008:55:170
3459245280,1sleep20-21swapper/208:50:132
3449183281,3sleep23450878-21kthreadcore08:40:152
3442877280,1sleep10-21swapper/108:34:131
3411931281,3sleep13412015-21fschecks_time08:05:121
3406970281,3sleep13408039-21kthreadcore08:00:151
3396798281,3sleep23398523-21cut07:50:192
3395315281,3sleep03395331-21latency_hist07:50:000
3391266281,3sleep23392973-21kthreadcore07:45:172
3390057281,4sleep23390224-21cat07:45:022
3384114280,4sleep00-21swapper/007:35:340
3369127281,3sleep23369269-21gltestperf07:25:132
3464749270,3sleep23465934-21tr08:55:152
3463900270,1sleep10-21swapper/108:54:451
3448480270,2sleep10-21swapper/108:40:101
3443810271,2sleep20-21swapper/208:35:152
3437446270,1sleep20-21swapper/208:27:062
3431518271,3sleep03431573-21open_files08:20:210
3431428270,2sleep20-21swapper/208:20:192
3421577270,1sleep20-21swapper/208:11:262
3416626271,3sleep03416660-21idleruntime-cro08:10:000
3400347270,1sleep10-21swapper/107:52:131
3390318270,2sleep10-21swapper/107:45:131
3389970270,1sleep00-21swapper/007:43:540
3378904270,1sleep10-21swapper/107:32:341
3370460271,2sleep13372248-21tr07:25:161
3358184270,3sleep23358443-21df_inode07:15:112
3475880261,2sleep10-21swapper/109:05:161
3474199260,1sleep00-21swapper/009:01:270
3457737261,2sleep20-21swapper/208:45:212
3454472261,2sleep10-21swapper/108:45:161
3452586260,3sleep00-21swapper/008:40:210
3443493260,2sleep03443706-21smartctl08:35:130
3443198260,1sleep10-21swapper/108:35:101
3422118261,1sleep10-21swapper/108:15:101
3411243260,1sleep00-21swapper/008:03:100
3406042260,4sleep00-21swapper/007:59:020
3389017260,2sleep10-21swapper/107:40:191
3375553261,2sleep00-21swapper/007:30:160
3369410260,2sleep00-21swapper/007:25:160
3442613250,3sleep20-21swapper/208:30:542
3433768250,1sleep10-21swapper/108:25:161
3431921250,1sleep10-21swapper/108:20:261
3374123250,2sleep20-21swapper/207:30:112
3363510250,3sleep00-21swapper/007:20:060
3411432240,1sleep20-21swapper/208:05:012
3401270240,1sleep20-21swapper/207:55:112
3353338240,1sleep00-21swapper/007:10:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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