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2026-01-21 - 13:44
[ 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 376 highest latencies:
System rack3slot3s.osadl.org (updated Wed Jan 21, 2026 12:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3862988212353,65sleep30-21swapper/307:08:013
386291728258,19sleep00-21swapper/007:07:070
386298627964,9sleep10-21swapper/107:07:591
386285527660,10sleep20-21swapper/207:06:202
3863279992718,6cyclictest3868428-21turbostat07:15:003
386327999250,21cyclictest0-21swapper/309:40:203
39697252241,11sleep13969773-21ntpq08:45:181
3863279992320,1cyclictest0-21swapper/310:35:003
3863279992319,2cyclictest0-21swapper/309:35:113
3863279992319,2cyclictest0-21swapper/308:25:003
3863279992219,1cyclictest0-21swapper/311:35:013
3863279992219,1cyclictest0-21swapper/308:20:003
3863279992218,2cyclictest0-21swapper/309:30:003
3863279992118,1cyclictest0-21swapper/312:25:113
3863279992118,1cyclictest0-21swapper/311:10:013
401754822015,2sleep30-21swapper/309:30:253
3863279992018,1cyclictest0-21swapper/308:45:153
3863279992017,1cyclictest0-21swapper/308:25:223
39645592191,12sleep03964616-21ntpq08:40:200
386327999197,9cyclictest0-21swapper/309:15:223
386327999192,12cyclictest4171592-21taskset12:00:103
3863279991916,1cyclictest0-21swapper/311:10:153
3863279991916,1cyclictest0-21swapper/310:00:123
386327999191,5cyclictest3928779-21taskset08:10:003
3863279991915,2cyclictest0-21swapper/311:21:213
3863279991912,3cyclictest0-21swapper/309:09:143
386327999182,10cyclictest3952441-21taskset08:30:163
3863279991815,1cyclictest0-21swapper/312:10:193
3863279991815,1cyclictest0-21swapper/309:45:153
3863279991815,1cyclictest0-21swapper/307:25:113
3863279991815,1cyclictest0-21swapper/307:25:113
3863279991815,1cyclictest0-21swapper/307:20:173
3863279991814,2cyclictest0-21swapper/312:20:163
3863279991814,2cyclictest0-21swapper/310:40:013
3863279991814,2cyclictest0-21swapper/309:10:133
386327999181,3cyclictest4097494-21turbostat10:50:013
386327999181,14cyclictest0-21swapper/310:15:213
386327999181,14cyclictest0-21swapper/307:40:123
386327999181,13cyclictest0-21swapper/307:55:123
386327999181,12cyclictest0-21swapper/308:35:103
386327999180,14cyclictest0-21swapper/308:54:433
386327999177,6cyclictest3918339-21taskset08:00:033
386327999172,9cyclictest14544-21taskset12:35:093
386327999172,12cyclictest0-21swapper/311:15:103
386327999172,11cyclictest3890739-21taskset07:30:203
3863279991714,1cyclictest0-21swapper/312:20:013
3863279991714,1cyclictest0-21swapper/311:40:003
3863279991714,1cyclictest0-21swapper/308:05:203
3863279991714,1cyclictest0-21swapper/307:45:223
386327999171,13cyclictest0-21swapper/310:08:223
386327999171,12cyclictest4166311-21chrt11:55:093
386327999171,10cyclictest4113507-21taskset11:04:273
386327999171,10cyclictest4007484-21taskset09:22:273
386327999161,9cyclictest9593-21taskset12:30:133
386327999161,9cyclictest4161043-21taskset11:50:003
386327999161,9cyclictest4091251-21taskset10:40:183
3863279991613,1cyclictest0-21swapper/310:55:233
3863279991613,1cyclictest0-21swapper/310:25:163
3863279991613,1cyclictest0-21swapper/307:35:143
386327999161,12cyclictest0-21swapper/310:10:203
386327999161,11cyclictest0-21swapper/311:40:123
386327999161,11cyclictest0-21swapper/311:40:113
386327999161,10cyclictest3870990-21chrt07:15:133
386327999160,14cyclictest0-21swapper/308:40:113
386327999160,13cyclictest0-21swapper/310:20:153
386327999160,13cyclictest0-21swapper/309:50:153
386327999160,12cyclictest0-21swapper/310:50:193
386327999160,12cyclictest0-21swapper/309:55:193
38969292151,2sleep10-21swapper/107:38:251
38906322151,9sleep13890689-21ntpq07:30:201
386327999151,9cyclictest4137978-21taskset11:25:153
386327999151,9cyclictest3912780-21taskset07:54:223
3863279991512,1cyclictest0-21swapper/311:45:153
386327999150,12cyclictest0-21swapper/309:00:163
386327999150,12cyclictest0-21swapper/308:55:253
40434582141,9sleep04043515-21ntpq09:55:200
39128332141,4sleep13912879-21systemctl07:55:001
38933872141,8sleep23895152-21grep07:35:172
3863279991412,1cyclictest0-21swapper/312:05:103
41922892131,7sleep04192359-21systemctl12:20:000
41192512131,5sleep14119340-21entropy11:10:121
41029912131,7sleep14103139-21latency_hist10:55:001
39980032131,8sleep13999454-21grep09:15:161
39502802131,8sleep13950752-21grep08:30:151
39412822131,7sleep13942292-21kthreadcore08:20:171
39246972131,8sleep13926416-21cut08:05:141
39121432131,7sleep23912164-21cat07:50:252
93142122,5sleep19332-21apt-get12:30:111
90452121,6sleep19067-21munin-run12:29:591
41426502121,6sleep04143893-21memory11:30:180
40770242125,3sleep14077934-21kthreadcore10:30:151
40329952121,7sleep14033040-21modprobe09:45:181
41867772110,1sleep20-21swapper/212:11:302
41492122112,4sleep04149293-21ntpq11:35:190
41353642114,3sleep14136223-21kthreadcore11:25:141
41345322111,2sleep20-21swapper/211:25:002
41196202111,6sleep04120924-21kthreadcore11:10:140
41085812111,6sleep04108763-21cstates11:00:130
41038012111,7sleep00-21swapper/010:55:150
40703572110,1sleep10-21swapper/110:21:221
40602022111,4sleep14060223-21munin-run10:15:001
40486622111,5sleep24048751-21ntpq10:00:182
40190222111,6sleep04019065-21kthreadcore09:35:150
40147252111,6sleep24015262-21kthreadcore09:30:172
39975962110,2sleep20-21swapper/209:15:132
39921972111,5sleep03992216-21apt-get09:10:110
39767832110,6sleep03978097-21kthreadcore08:55:150
39494272110,1sleep10-21swapper/108:29:281
39235792112,4sleep03923598-21apt-get08:05:090
39183482111,4sleep23918367-21apt-get08:00:102
39117082112,4sleep03911825-21ntpq07:50:180
38958542111,5sleep03895943-21ntpq07:35:190
81082101,4sleep28161-21ntp_states12:25:202
41876042101,4sleep24187813-21hddtemp_smartct12:15:132
41817972101,4sleep24181847-21munin-run12:10:002
41715702101,4sleep24171589-21apt-get12:00:102
41400572101,3sleep20-21swapper/211:30:132
41163142101,5sleep14117627-21/usr/sbin/munin11:05:181
40872602101,4sleep24087279-21apt-get10:40:102
40711852101,2sleep20-21swapper/210:25:122
40644202101,4sleep04064466-21ntpq10:15:190
40503442101,5sleep04050560-21iwlist10:05:140
40345492101,5sleep24034572-21/usr/sbin/munin09:50:122
40276012104,3sleep24023742-21/usr/sbin/munin09:40:192
39869742101,5sleep23987107-21tr09:05:112
39596432101,4sleep23959860-21users08:35:262
39545612100,1sleep20-21swapper/208:33:132
39340122101,5sleep03934025-21grep08:15:120
39327402101,5sleep03932788-21ntpq08:10:180
39170512101,4sleep13917097-21ntpq07:55:201
38976372101,6sleep20-21swapper/207:40:152
38799182102,4sleep23879966-21ntpq07:20:182
147112101,4sleep214834-21diskstats12:35:132
4176803291,3sleep14176822-21apt-get12:05:101
4170127291,4sleep14170267-21ntp_192.168.11411:55:161
4166289291,3sleep24166308-21apt-get11:55:092
4156698291,4sleep04158371-21cut11:45:170
4145335291,4sleep14145453-21expr11:35:121
4105291,3sleep04124-21apt-get12:25:090
4104422291,4sleep14106138-21tr10:55:161
4096778291,3sleep04096849-21find10:45:260
4096427291,3sleep24096469-21ntpq10:45:192
4086066291,4sleep24086114-21/usr/sbin/munin10:35:212
4080357291,3sleep04080446-21ntpq10:30:180
4076488291,3sleep24076742-21df_inode10:30:122
4064474291,4sleep14064528-21ld10:15:211
4050019290,3sleep10-21swapper/110:05:111
4035006291,4sleep14036665-21cut09:50:151
4034016291,4sleep24034154-21ls09:50:002
4007943291,3sleep04007962-21apt-get09:25:090
3997431291,3sleep03997450-21apt-get09:15:110
3978098291,4sleep13979890-21grep08:55:161
3914453291,4sleep23916179-21grep07:55:172
3902865291,4sleep13902967-21perl07:45:141
3901322291,3sleep03901370-21ntpq07:40:200
3897421291,4sleep13897636-21diskstats07:40:131
3885323291,5sleep00-21swapper/007:25:170
3885323291,5sleep00-21swapper/007:25:170
3873460291,3sleep23874501-21memory07:15:172
3867435291,4sleep13867484-21ntpq07:10:191
3863725291,4sleep23863863-21grep07:10:122
4183502281,3sleep04185249-21grep12:10:180
4162210280,5sleep24163915-21kthreadcore11:50:162
4161608281,3sleep14162209-21kthreadcore11:50:151
4156101281,3sleep14156134-21fschecks_count11:45:141
4151367281,3sleep04153029-21grep11:40:170
4151367281,3sleep04153029-21grep11:40:160
4150135280,1sleep20-21swapper/211:37:502
4139627280,1sleep20-21swapper/211:27:562
4126997281,3sleep14128141-21memory11:15:161
4091305280,1sleep00-21swapper/010:40:200
4086257281,3sleep04086266-21mailstats10:35:230
4060743281,3sleep24060832-21fschecks_time10:15:142
4044578280,1sleep10-21swapper/110:00:011
4044403280,1sleep20-21swapper/209:58:462
4034275281,2sleep00-21swapper/009:50:100
4008027280,1sleep20-21swapper/209:25:112
3986940280,2sleep10-21swapper/109:05:021
3986468281,3sleep00-21swapper/009:05:010
3985541281,3sleep13985663-21find09:00:211
3981445280,2sleep20-21swapper/209:00:102
3938660280,1sleep20-21swapper/208:16:222
3882104281,3sleep23883707-21kthreadcore07:25:152
3882104281,3sleep23883707-21kthreadcore07:25:152
3870664281,3sleep13870919-21df07:15:131
3870642280,2sleep00-21swapper/007:15:120
15118282,3sleep10-21swapper/112:35:171
4192594270,3sleep10-21swapper/112:20:091
4192572270,2sleep00-21swapper/012:20:080
4189163272,2sleep10-21swapper/112:15:161
4134465270,1sleep10-21swapper/111:24:111
4131038270,3sleep00-21swapper/011:20:160
4110747271,3sleep14112371-21sed11:00:181
4108184270,1sleep20-21swapper/210:58:542
4096852270,1sleep10-21swapper/110:45:271
4055275270,2sleep00-21swapper/010:10:100
4049564270,1sleep00-21swapper/010:02:330
4029017270,1sleep00-21swapper/009:45:090
4026300271,2sleep14027600-21memory09:40:171
4018593270,3sleep10-21swapper/109:35:121
4013616271,2sleep00-21swapper/009:30:140
4002690270,2sleep20-21swapper/209:20:102
3992999272,2sleep10-21swapper/109:10:151
3975927270,1sleep20-21swapper/208:54:412
3966790271,3sleep23968473-21cut08:45:162
3959257270,2sleep00-21swapper/008:35:190
3949425270,1sleep00-21swapper/008:29:260
3944025270,1sleep00-21swapper/008:22:410
3934026271,2sleep13934284-21df_inode08:15:121
3932853271,3sleep23932963-21processes08:10:202
3918130270,1sleep10-21swapper/108:00:011
3917993270,1sleep00-21swapper/007:59:080
3880624270,1sleep10-21swapper/107:20:411
3258270,1sleep20-21swapper/212:21:042
14546270,2sleep00-21swapper/012:35:120
4186972260,1sleep10-21swapper/112:14:011
4181569260,1sleep00-21swapper/012:07:060
4171048260,1sleep00-21swapper/011:57:000
4155516260,4sleep10-21swapper/111:44:261
4155516260,4sleep10-21swapper/111:44:261
4155303260,1sleep20-21swapper/211:41:432
4155303260,1sleep20-21swapper/211:41:432
4139693260,1sleep00-21swapper/011:28:460
4129019260,1sleep20-21swapper/211:16:262
4125289260,3sleep04126361-21kthreadcore11:15:150
4123743260,1sleep20-21swapper/211:11:132
4114633261,2sleep00-21swapper/011:05:170
4114139261,2sleep20-21swapper/211:05:152
4113521260,1sleep20-21swapper/211:04:392
4100051261,2sleep20-21swapper/210:50:162
4098003260,1sleep00-21swapper/010:50:110
4087254260,1sleep10-21swapper/110:40:051
4086839260,1sleep10-21swapper/110:38:171
4072922261,2sleep00-21swapper/010:25:170
4071474261,2sleep10-21swapper/110:25:141
4070638260,4sleep00-21swapper/010:24:530
4070303260,1sleep20-21swapper/210:20:392
4050929260,2sleep20-21swapper/210:05:152
4040080261,2sleep10-21swapper/109:55:161
4023405260,1sleep20-21swapper/209:39:222
4013773260,2sleep10-21swapper/109:30:151
4008514261,2sleep10-21swapper/109:25:141
4007564260,1sleep00-21swapper/009:23:290
3997034260,2sleep23997035-21sshd09:13:212
3986160260,4sleep00-21swapper/009:01:450
3980930260,1sleep20-21swapper/208:57:062
3975013260,2sleep10-21swapper/108:50:191
3970731260,4sleep00-21swapper/008:49:500
3965425260,1sleep10-21swapper/108:43:581
3960051260,1sleep10-21swapper/108:37:451
3930415261,2sleep10-21swapper/108:10:151
3928218260,4sleep20-21swapper/208:06:042
3923141260,4sleep00-21swapper/008:02:450
3907412260,1sleep20-21swapper/207:47:562
3890481260,1sleep00-21swapper/007:30:180
3887332261,2sleep20-21swapper/207:30:172
3881500260,2sleep10-21swapper/107:25:111
3881500260,2sleep10-21swapper/107:25:101
3877782261,2sleep00-21swapper/007:20:160
3864006260,2sleep00-21swapper/007:10:140
14083260,1sleep00-21swapper/012:32:270
9335251,1sleep20-21swapper/212:30:122
4176529250,3sleep00-21swapper/012:04:540
4176020250,1sleep10-21swapper/112:00:271
4165167251,1sleep00-21swapper/011:50:240
4059512250,1sleep20-21swapper/210:10:242
4027788250,1sleep00-21swapper/009:40:200
3971024250,2sleep00-21swapper/008:50:100
3960515250,2sleep20-21swapper/208:40:102
3902606250,1sleep00-21swapper/007:45:130
4156135240,1sleep20-21swapper/211:45:152
4143894240,1sleep10-21swapper/111:30:191
4003039240,1sleep10-21swapper/109:20:141
3950073240,1sleep00-21swapper/008:30:140
3944470240,1sleep20-21swapper/208:25:112
3939236240,1sleep20-21swapper/208:20:102
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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