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2026-01-13 - 20:53
[ 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 #7, slot #4

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 792 highest latencies:
System rack7slot4s.osadl.org (updated Tue Jan 13, 2026 12:45:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1842999602,41cyclictest6881-21ssh12:15:121
1842999554,40cyclictest29801-21ssh10:40:131
1842999532,39cyclictest32573-21ssh09:30:121
1842099491,41cyclictest29782-21ssh10:40:130
1843899481,38cyclictest0-21swapper/207:45:122
1842999481,36cyclictest17646-21ssh11:45:131
1842099452,38cyclictest25920-21apt-get10:20:130
1842099450,27cyclictest26426-21ssh11:13:270
1843899441,34cyclictest25918-21ssh10:20:102
1843899432,32cyclictest24473-21ssh10:55:112
1842099433,36cyclictest0-21swapper/012:35:150
1842099431,38cyclictest16902-21apt-get10:15:150
1842099431,26cyclictest0-21swapper/009:32:320
1843899422,28cyclictest18330-21ssh09:40:172
1844999419,20cyclictest28366irq/58-eth011:15:123
18449994123,8cyclictest28366irq/58-eth011:05:133
1842099411,35cyclictest0-21swapper/007:15:120
1842099411,24cyclictest12989-21kthreadcore08:15:150
1842099410,25cyclictest9884-21ssh11:05:020
1843899404,19cyclictest27-21ksoftirqd/209:05:122
1843899403,23cyclictest30369-21ssh12:10:122
1842999402,29cyclictest10055-21ssh11:05:131
1842999400,34cyclictest23393-21ssh09:25:091
1842099404,31cyclictest0-21swapper/009:10:130
1842099401,37cyclictest0-21swapper/007:35:150
1842099401,35cyclictest0-21swapper/010:05:140
1842099401,35cyclictest0-21swapper/008:25:120
1842099401,26cyclictest21236-21ssh12:21:010
1842099401,22cyclictest8207-21ssh11:03:150
1842099401,22cyclictest8207-21ssh11:03:140
1842099392,34cyclictest0-21swapper/010:25:130
1842099390,25cyclictest9247-21ssh11:56:510
1842099390,24cyclictest30454-21sh12:26:100
18438993811,21cyclictest16876-21kworker/u8:211:00:132
18438993811,21cyclictest16876-21kworker/u8:211:00:122
18429993830,6cyclictest15442-21ssh10:50:131
18429993830,6cyclictest15442-21ssh10:50:121
1842099381,34cyclictest0-21swapper/008:50:130
1842099381,32cyclictest6871-21apt-get12:15:120
1842099381,31cyclictest30355-21apt-get12:10:130
1842099381,25cyclictest17014-21ssh09:18:090
1842099381,21cyclictest0-21swapper/011:51:300
1842099381,21cyclictest0-21swapper/010:35:090
1842099380,34cyclictest26828-21apt-get08:30:130
1843899372,29cyclictest32614-21ssh12:28:472
1842099372,31cyclictest0-21swapper/010:10:130
1842099371,32cyclictest13818-21apt-get11:25:140
1842099371,31cyclictest6414-21apt-get10:45:130
1842099371,27cyclictest507-21diskmemload12:07:450
1842099370,33cyclictest5764-21apt-get07:30:140
1842099370,26cyclictest29022-21kthreadcore09:05:200
1842099370,23cyclictest507-21diskmemload09:20:470
1842099370,23cyclictest507-21diskmemload09:20:460
1842099370,23cyclictest2803-21ssh11:18:100
1843899361,29cyclictest22896-21ssh11:30:132
1843899361,29cyclictest22896-21ssh11:30:132
1842099361,32cyclictest3961-21apt-get09:50:110
1842099361,32cyclictest27370-21apt-get09:45:130
1842099361,32cyclictest27370-21apt-get09:45:130
1842099361,25cyclictest15325-21ssh11:42:410
1842099361,24cyclictest25992-21tr11:30:220
1842099361,24cyclictest25992-21tr11:30:210
1842099361,21cyclictest26789-21kworker/u8:210:01:490
1842099361,20cyclictest0-21swapper/008:45:140
1844999354,15cyclictest28366irq/58-eth012:30:143
1844999353,14cyclictest28366irq/58-eth010:35:153
1843899354,22cyclictest924-21snmpd09:55:132
1842099351,22cyclictest507-21diskmemload11:35:350
1842099350,32cyclictest1246-21sed07:55:270
1842099350,32cyclictest1246-21sed07:55:270
1842099350,30cyclictest12990-21ssh09:55:120
1842099350,23cyclictest20592-21ssh10:50:470
1842099350,23cyclictest20592-21ssh10:50:460
1843899344,13cyclictest27-21ksoftirqd/209:10:142
1842099344,26cyclictest1634-21ssh12:30:150
1842099341,30cyclictest0-21swapper/011:45:130
1842099341,30cyclictest0-21swapper/007:45:120
1842099341,22cyclictest20201-21ssh10:34:580
1842099340,26cyclictest507-21diskmemload09:41:460
1842099340,20cyclictest9138-21ssh09:35:050
1843899333,13cyclictest0-21swapper/212:15:122
18429993317,10cyclictest507-21diskmemload11:55:121
1842099332,28cyclictest28321-21apt-get07:20:110
1842099332,28cyclictest0-21swapper/012:00:120
1842099331,29cyclictest25195-21apt-get07:50:110
1842099331,29cyclictest17220-21cat08:20:140
1842099331,29cyclictest17220-21cat08:20:130
1842099331,25cyclictest4128-21apt-get08:40:140
1842099331,17cyclictest0-21swapper/009:29:560
1842099330,21cyclictest11802-21ssh11:23:050
18449993214,10cyclictest28366irq/58-eth010:15:143
1843899323,22cyclictest0-21swapper/208:20:122
1843899323,22cyclictest0-21swapper/208:20:122
1842999324,16cyclictest20687-21ssh10:35:161
1842099321,17cyclictest0-21swapper/011:00:000
1843899313,9cyclictest0-21swapper/211:52:482
1843899313,7cyclictest0-21swapper/211:41:492
18438993125,3cyclictest27-21ksoftirqd/209:15:102
1844999303,12cyclictest28366irq/58-eth012:10:123
1843899304,9cyclictest0-21swapper/212:05:102
1843899301,20cyclictest9281-21ssh09:35:142
1842999302,20cyclictest15759-21ssh12:20:051
1842099301,26cyclictest901-21df_inode07:25:150
1842099301,26cyclictest5920-21ntp_states08:00:260
1842099301,26cyclictest23328-21munin-run09:00:020
1842099301,26cyclictest22060-21ntp_states07:10:270
1842099300,27cyclictest31716-21apt-get08:35:050
1842099300,27cyclictest31716-21apt-get08:35:050
1844999292,14cyclictest28366irq/58-eth010:00:143
1843899294,16cyclictest22346irq/40-dwc2_hso08:05:122
1843899292,18cyclictest22346irq/40-dwc2_hso08:30:142
1843899292,11cyclictest23587-21ssh12:23:482
1842099291,24cyclictest7481-21sed08:05:160
1842099291,24cyclictest12069-21sshd08:12:490
1842099291,23cyclictest0-21swapper/007:40:140
1843899286,15cyclictest0-21swapper/211:20:142
1843899283,10cyclictest0-21swapper/211:37:472
1843899282,21cyclictest0-21swapper/212:32:492
1842999283,11cyclictest21-21ksoftirqd/108:30:191
1842099281,25cyclictest1-21systemd09:02:480
1844999272,18cyclictest28366irq/58-eth012:00:133
18449992713,8cyclictest28366irq/58-eth011:20:133
18449992710,11cyclictest0-21swapper/312:25:053
1843899273,9cyclictest0-21swapper/211:59:492
1843899273,19cyclictest0-21swapper/212:00:482
1843899272,18cyclictest22346irq/40-dwc2_hso08:45:142
1842999272,20cyclictest7863-21ssh10:10:141
1842999272,19cyclictest20925-21munin-run12:05:011
1844999268,12cyclictest0-21swapper/311:42:483
1843899262,9cyclictest10475-21ssh12:35:052
1842999263,11cyclictest21-21ksoftirqd/111:40:311
1842999262,8cyclictest21-21ksoftirqd/111:24:121
1842999262,5cyclictest21-21ksoftirqd/112:30:121
18429992620,4cyclictest201rcuc/112:10:051
18429992611,9cyclictest3987-21ssh09:50:131
1842999260,21cyclictest13845-21ssh11:25:141
1844999253,10cyclictest0-21swapper/312:38:483
18449992519,4cyclictest321rcuc/309:23:193
18449992519,4cyclictest321rcuc/309:23:183
18449992519,3cyclictest321rcuc/310:11:133
1843899255,16cyclictest17301-21latency11:25:242
1843899255,12cyclictest0-21swapper/209:45:112
1843899255,12cyclictest0-21swapper/209:45:102
1843899254,13cyclictest22346irq/40-dwc2_hso07:20:122
1843899252,9cyclictest0-21swapper/208:15:102
1843899252,17cyclictest22346irq/40-dwc2_hso08:50:132
1843899252,13cyclictest22346irq/40-dwc2_hso07:30:132
18438992514,5cyclictest16925-21ssh10:15:142
18438992510,5cyclictest507-21diskmemload10:00:192
1842999252,6cyclictest21-21ksoftirqd/110:00:171
1842999252,17cyclictest16929-21ssh10:15:141
18429992520,4cyclictest201rcuc/112:09:501
18429992520,3cyclictest201rcuc/111:30:131
18429992520,3cyclictest201rcuc/111:30:121
18429992519,4cyclictest201rcuc/109:58:061
18429992516,6cyclictest13167-21sh09:35:291
1842099252,20cyclictest18480-21cat07:10:000
18449992418,4cyclictest321rcuc/310:24:493
18449992410,9cyclictest0-21swapper/309:25:103
1843899243,15cyclictest22346irq/40-dwc2_hso07:10:132
1843899242,6cyclictest0-21swapper/208:25:122
1843899242,11cyclictest924-21snmpd07:55:132
1843899242,11cyclictest924-21snmpd07:55:122
18438992416,5cyclictest24237-21ssh10:55:022
18438992416,5cyclictest24237-21ssh10:55:022
1843899241,12cyclictest23830-21cut09:25:132
1842999249,12cyclictest21-21ksoftirqd/111:35:141
1842999245,6cyclictest21-21ksoftirqd/112:35:231
1842999245,3cyclictest131rcu_preempt10:21:361
1842999244,5cyclictest21-21ksoftirqd/109:20:511
1842999244,5cyclictest21-21ksoftirqd/109:20:511
1842999244,4cyclictest21-21ksoftirqd/109:49:041
1842999244,4cyclictest21-21ksoftirqd/109:49:031
1842999243,4cyclictest21-21ksoftirqd/111:12:491
1842999242,4cyclictest21-21ksoftirqd/107:45:291
1842999242,17cyclictest28123-21ssh11:15:121
1842999242,16cyclictest2609-21ssh10:25:141
18429992418,4cyclictest201rcuc/110:32:351
18429992418,4cyclictest201rcuc/109:42:271
1842999241,6cyclictest4748-21sendmail_mailst09:10:291
18429992413,3cyclictest507-21diskmemload10:05:391
1842999241,20cyclictest6004-21ls07:30:161
1842999241,18cyclictest5711-21ls08:00:221
1844999233,13cyclictest0-21swapper/312:20:053
18449992318,3cyclictest321rcuc/309:37:333
1843899231,7cyclictest507-21diskmemload11:19:472
1843899231,18cyclictest5998-21ssh09:50:192
1843899231,12cyclictest21131-21wc11:45:222
18438992310,5cyclictest20132-21latency_hist07:45:022
1842999237,3cyclictest131rcu_preempt09:00:251
1842999235,6cyclictest21-21ksoftirqd/110:55:111
1842999234,7cyclictest21-21ksoftirqd/112:25:271
1842999234,4cyclictest21-21ksoftirqd/108:25:021
1842999234,4cyclictest21-21ksoftirqd/108:25:011
1842999233,7cyclictest21-21ksoftirqd/110:45:301
1842999232,4cyclictest21-21ksoftirqd/111:52:201
1842999231,6cyclictest21-21ksoftirqd/111:00:371
1842999231,6cyclictest21-21ksoftirqd/111:00:361
1842999231,12cyclictest21-21ksoftirqd/107:35:201
1842999230,7cyclictest13309-21grep08:15:151
1842999230,20cyclictest13834-21find08:50:111
18449992216,4cyclictest321rcuc/311:11:323
18449992216,4cyclictest321rcuc/310:47:323
1843899227,7cyclictest6988-21grep10:45:182
1843899225,7cyclictest0-21swapper/207:25:152
1843899222,16cyclictest22416-21kthreadcore11:10:252
1843899221,18cyclictest3930-21kthreadcore08:00:192
1843899221,12cyclictest15185-21latency_hist07:40:002
1843899221,11cyclictest8830-21latency_hist08:45:012
1842999225,7cyclictest131rcu_preempt07:10:161
1842999225,4cyclictest21-21ksoftirqd/109:15:161
1842999224,4cyclictest21-21ksoftirqd/109:05:241
1842999222,5cyclictest21-21ksoftirqd/109:00:021
1842999220,18cyclictest28429-21cut07:20:131
1844999213,12cyclictest0-21swapper/311:49:483
18449992116,3cyclictest321rcuc/308:35:273
18449992116,3cyclictest321rcuc/308:35:273
18449992115,4cyclictest321rcuc/311:59:323
18449992115,4cyclictest0-21swapper/310:58:143
18449992115,4cyclictest0-21swapper/309:15:253
18449992114,5cyclictest0-21swapper/309:10:143
18449992113,5cyclictest0-21swapper/311:50:343
18449992111,6cyclictest28366irq/58-eth009:50:133
18449992110,6cyclictest0-21swapper/310:34:443
1843899218,6cyclictest10829-21cat11:05:192
1843899218,5cyclictest31790-21kthreadcore10:40:222
1843899212,14cyclictest8977-21latency_hist09:35:022
1843899211,9cyclictest31367-21diskstats10:05:172
1843899211,11cyclictest7820-21sort10:10:112
1843899211,11cyclictest5391-21kthreadcore10:25:222
1843899211,11cyclictest20958-21idleruntime10:35:202
1842999214,4cyclictest21-21ksoftirqd/108:35:221
1842999214,4cyclictest21-21ksoftirqd/108:35:211
1842999214,3cyclictest131rcu_preempt08:05:181
1842999213,5cyclictest21-21ksoftirqd/107:50:171
1842999213,4cyclictest21-21ksoftirqd/107:10:011
1842999212,4cyclictest21-21ksoftirqd/108:45:231
18429992117,3cyclictest201rcuc/108:40:181
18429992114,3cyclictest21992-21apt-get08:25:111
1842999210,8cyclictest31914-21kthreadcore07:55:191
1842999210,8cyclictest31914-21kthreadcore07:55:181
1844999205,10cyclictest28366irq/58-eth011:29:493
1844999203,11cyclictest0-21swapper/311:37:483
18449992015,3cyclictest321rcuc/309:48:283
18449992015,3cyclictest321rcuc/309:48:283
18449992014,4cyclictest0-21swapper/312:15:263
18449992014,4cyclictest0-21swapper/312:05:103
18449992014,4cyclictest0-21swapper/310:10:013
18449992014,4cyclictest0-21swapper/309:33:453
18449992012,6cyclictest0-21swapper/311:02:153
18449992012,6cyclictest0-21swapper/311:02:143
18449992012,5cyclictest0-21swapper/309:05:213
18449992011,7cyclictest0-21swapper/309:55:173
1843899209,9cyclictest19127-21ssh09:20:222
1843899209,9cyclictest19127-21ssh09:20:222
1843899209,4cyclictest0-21swapper/208:55:262
1843899206,11cyclictest26550-21kthreadcore09:00:212
1843899202,9cyclictest12579-21kthreadcore10:30:192
1843899201,13cyclictest22346irq/40-dwc2_hso07:50:112
1842999204,4cyclictest21-21ksoftirqd/107:15:121
18429992012,5cyclictest0-21swapper/107:30:021
1844999192,10cyclictest0-21swapper/307:20:113
18449991914,3cyclictest321rcuc/309:40:563
18449991913,4cyclictest0-21swapper/311:30:123
18449991913,4cyclictest0-21swapper/311:30:123
18449991913,4cyclictest0-21swapper/310:50:323
18449991913,4cyclictest0-21swapper/310:50:313
18449991913,4cyclictest0-21swapper/310:40:223
18449991913,4cyclictest0-21swapper/310:25:113
18449991913,4cyclictest0-21swapper/308:05:263
18449991913,4cyclictest0-21swapper/307:50:153
18449991912,5cyclictest0-21swapper/309:00:173
1843899192,9cyclictest32234-21sed08:35:182
1843899192,9cyclictest32234-21sed08:35:172
1843899190,15cyclictest23565-21ls07:15:132
18429991914,3cyclictest201rcuc/107:40:301
1844999182,10cyclictest0-21swapper/307:30:143
18449991813,3cyclictest0-21swapper/308:50:153
18449991812,4cyclictest0-21swapper/308:55:183
18449991812,4cyclictest0-21swapper/308:30:243
18449991812,4cyclictest0-21swapper/308:25:133
18449991812,4cyclictest0-21swapper/308:00:203
18449991812,4cyclictest0-21swapper/307:15:203
18449991812,4cyclictest0-21swapper/307:10:133
18449991811,5cyclictest0-21swapper/307:35:283
1842999183,5cyclictest21-21ksoftirqd/108:10:491
1844999172,10cyclictest0-21swapper/308:40:153
18449991712,3cyclictest0-21swapper/308:20:143
18449991712,3cyclictest0-21swapper/308:20:133
18449991711,4cyclictest0-21swapper/308:15:193
18449991711,4cyclictest0-21swapper/307:40:303
18449991710,5cyclictest0-21swapper/307:25:123
1843899171,13cyclictest12083-21cron08:15:012
18449991611,3cyclictest0-21swapper/307:55:163
18449991611,3cyclictest0-21swapper/307:55:163
18449991610,4cyclictest0-21swapper/308:45:303
18449991510,3cyclictest0-21swapper/307:45:193
1843899131,9cyclictest18516-21latency_hist07:10:002
1844999127,3cyclictest0-21swapper/308:10:423
1844999111,7cyclictest0-21swapper/307:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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