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2026-01-17 - 05:24
[ 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 #7

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 rack7slot7s.osadl.org (updated Sat Jan 17, 2026 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1555629582,9sleep20-21swapper/219:06:432
1568429173,14sleep10-21swapper/119:08:231
1578028876,8sleep00-21swapper/019:09:380
1560428661,9sleep30-21swapper/319:07:203
90752580,0sleep00-21swapper/023:25:100
1589299290,0cyclictest0-21swapper/323:45:243
1589299281,26cyclictest9147-21diskmemload22:22:213
1589299281,24cyclictest9147-21diskmemload22:15:223
1589299281,24cyclictest9147-21diskmemload22:15:223
1589299280,27cyclictest9147-21diskmemload00:10:313
1589299280,24cyclictest9147-21diskmemload21:54:313
1588899280,28cyclictest0-21swapper/200:35:252
1588899280,24cyclictest0-21swapper/222:40:152
15885992825,2cyclictest94-21kswapd021:35:020
1589299271,25cyclictest9147-21diskmemload00:27:573
1589299270,24cyclictest32733-21taskset00:17:223
1588899270,0cyclictest0-21swapper/221:26:232
1589299263,19cyclictest0-21swapper/300:20:253
1589299261,24cyclictest9147-21diskmemload23:30:583
1589299260,26cyclictest0-21swapper/322:38:133
1589299260,25cyclictest0-21swapper/321:19:383
1589299256,18cyclictest30543-21grep22:00:253
1589299250,24cyclictest0-21swapper/322:07:363
1589299250,1cyclictest0-21swapper/300:00:213
1589299250,0cyclictest0-21swapper/322:43:023
1588899250,19cyclictest0-21swapper/200:14:062
15885992524,1cyclictest13-21ksoftirqd/000:16:480
15885992523,2cyclictest13-21ksoftirqd/022:53:040
1589299245,18cyclictest11547-21/usr/sbin/munin00:05:153
1589299242,22cyclictest9147-21diskmemload21:47:323
1589299242,21cyclictest9147-21diskmemload21:26:573
1589299241,22cyclictest9147-21diskmemload22:25:473
1589299241,20cyclictest0-21swapper/323:53:373
1589299240,23cyclictest0-21swapper/321:55:103
1589299240,0cyclictest0-21swapper/323:15:383
1588899241,22cyclictest0-21swapper/221:18:322
1588899241,21cyclictest9147-21diskmemload22:52:062
1588899240,23cyclictest0-21swapper/223:57:192
1588899240,23cyclictest0-21swapper/223:57:192
1588699240,4cyclictest0-21swapper/122:42:311
1589299230,22cyclictest0-21swapper/321:30:093
1589299230,1cyclictest0-21swapper/300:32:163
1589299230,17cyclictest0-21swapper/323:00:123
1589299230,0cyclictest0-21swapper/322:30:283
1588899232,21cyclictest0-21swapper/222:26:272
1588899230,22cyclictest0-21swapper/222:32:422
1588899230,20cyclictest0-21swapper/223:22:152
15886992318,4cyclictest0-21swapper/123:39:031
1588599230,1cyclictest0-21swapper/023:56:020
1588599230,1cyclictest0-21swapper/023:56:020
1589299223,19cyclictest0-21swapper/321:36:473
1589299222,18cyclictest0-21swapper/322:47:153
1589299221,21cyclictest9147-21diskmemload23:29:333
1589299220,21cyclictest0-21swapper/323:21:103
1589299220,21cyclictest0-21swapper/321:20:283
1589299220,1cyclictest0-21swapper/300:39:023
1589299220,18cyclictest0-21swapper/322:52:573
1588899220,22cyclictest0-21swapper/222:47:022
15886992221,1cyclictest0-21swapper/121:00:191
15885992220,2cyclictest13-21ksoftirqd/022:34:470
264242210,0sleep30-21swapper/322:56:043
1589299212,17cyclictest9147-21diskmemload21:44:503
1589299211,19cyclictest9147-21diskmemload23:07:383
1589299211,19cyclictest9147-21diskmemload22:12:173
1589299210,20cyclictest9333-21latency_hist21:10:013
1589299210,1cyclictest0-21swapper/321:13:063
15888992119,1cyclictest0-21swapper/223:30:112
1589299202,17cyclictest30316-21ssh23:37:193
1589299202,15cyclictest13007-21aten2_r7power_c20:10:133
1589299200,1cyclictest0-21swapper/323:44:123
1589299200,19cyclictest0-21swapper/323:57:543
1589299200,19cyclictest0-21swapper/323:57:543
1589299200,19cyclictest0-21swapper/323:11:353
1588899200,20cyclictest0-21swapper/223:08:142
1588899200,20cyclictest0-21swapper/222:03:242
1588899200,19cyclictest0-21swapper/221:43:192
1588899200,19cyclictest0-21swapper/200:25:592
15886992019,1cyclictest0-21swapper/123:15:011
15886992019,1cyclictest0-21swapper/100:00:111
1589299190,3cyclictest21360-21ntp_states20:25:213
1589299190,17cyclictest7933-21cron20:00:003
1588899190,1cyclictest141rcu_preempt22:15:232
1588899190,1cyclictest141rcu_preempt22:15:232
1588899190,19cyclictest0-21swapper/222:10:582
1588699194,13cyclictest19290-21cat21:15:191
15886991917,2cyclictest0-21swapper/100:10:131
15886991917,1cyclictest9147-21diskmemload22:26:201
1588699190,2cyclictest0-21swapper/123:09:381
1588599191,15cyclictest0-21swapper/023:51:230
15885991910,4cyclictest10804-21ls00:04:590
1588599190,1cyclictest0-21swapper/023:06:090
1588599190,1cyclictest0-21swapper/021:19:250
1589299182,15cyclictest30641-21munin-run19:40:003
1589299181,15cyclictest0-21swapper/320:15:123
1589299180,15cyclictest1333-21tr19:45:143
15888991817,1cyclictest0-21swapper/222:35:082
1588899180,3cyclictest0-21swapper/223:53:022
1588899180,18cyclictest0-21swapper/222:08:442
1588899180,18cyclictest0-21swapper/200:19:012
1588899180,0cyclictest0-21swapper/222:58:522
1588599180,1cyclictest0-21swapper/023:38:110
1588599180,1cyclictest0-21swapper/021:54:280
1589299171,1cyclictest3734-21threads20:55:253
1589299171,14cyclictest18185-21apache220:20:223
1589299171,13cyclictest0-21swapper/320:45:173
1589299170,16cyclictest0-21swapper/319:50:123
1589299170,15cyclictest0-21swapper/319:10:253
1588899171,15cyclictest0-21swapper/221:49:132
15886991716,1cyclictest0-21swapper/123:40:151
1588699171,1cyclictest9147-21diskmemload21:53:101
1588599170,2cyclictest0-21swapper/000:22:290
1588599170,1cyclictest0-21swapper/022:04:460
1588599170,1cyclictest0-21swapper/021:13:360
1589299160,1cyclictest0-21swapper/320:40:263
1589299160,1cyclictest0-21swapper/320:35:153
1589299160,1cyclictest0-21swapper/320:35:153
15888991615,1cyclictest0-21swapper/220:15:132
15888991614,2cyclictest55650irq/127-enp2s0-21:22:562
1588899160,16cyclictest0-21swapper/223:45:522
1588899160,16cyclictest0-21swapper/223:28:442
1588899160,16cyclictest0-21swapper/221:52:192
1588699161,4cyclictest9147-21diskmemload22:48:561
1588699160,1cyclictest0-21swapper/122:56:521
1588599160,7cyclictest0-21swapper/023:04:210
1588599160,2cyclictest0-21swapper/022:24:170
1588599160,14cyclictest0-21swapper/022:48:190
1589299151,1cyclictest32303-21apache_processe20:50:113
1588899156,5cyclictest0-21swapper/223:35:152
15888991514,1cyclictest15883-21cyclictest23:13:232
1588899150,14cyclictest0-21swapper/200:20:582
1588699152,11cyclictest537-21snmpd00:21:101
15886991513,1cyclictest9182-21apt-get23:25:151
1588699151,14cyclictest0-21swapper/121:30:511
1588699151,13cyclictest0-21swapper/123:54:381
1588599150,2cyclictest0-21swapper/022:59:060
1588599150,1cyclictest0-21swapper/023:46:110
1588599150,1cyclictest0-21swapper/023:20:050
1588599150,1cyclictest0-21swapper/022:26:340
1588599150,1cyclictest0-21swapper/022:08:260
1588599150,1cyclictest0-21swapper/021:46:200
1588599150,1cyclictest0-21swapper/000:28:550
1589299148,5cyclictest323-21grep19:40:253
1589299148,5cyclictest24304-21grep19:25:173
1589299148,5cyclictest10208-21taskset20:03:293
1589299147,6cyclictest23005-21expr20:30:153
1589299140,1cyclictest0-21swapper/321:00:103
1589299140,13cyclictest0-21swapper/319:30:153
1589299140,13cyclictest0-21swapper/319:15:203
15888991414,0cyclictest0-21swapper/221:10:572
15888991411,2cyclictest1303-21tr19:45:142
1588899140,14cyclictest0-21swapper/223:18:292
1588899140,14cyclictest0-21swapper/222:21:012
1588899140,14cyclictest0-21swapper/221:56:152
1588899140,14cyclictest0-21swapper/200:32:372
1588699148,4cyclictest38150irq/131-snd_hda22:05:241
1588699141,4cyclictest0-21swapper/121:20:421
15886991413,1cyclictest0-21swapper/121:39:331
15886991412,2cyclictest38150irq/131-snd_hda00:30:131
15886991411,2cyclictest2589-21cut00:00:011
15886991411,2cyclictest2589-21cut00:00:011
15886991410,3cyclictest32228-21grep19:40:181
15886991410,3cyclictest29098-21tail00:15:161
15886991410,3cyclictest0-21swapper/122:04:411
15886991410,2cyclictest14645-21tail20:10:251
1588599140,1cyclictest0-21swapper/022:13:060
1588599140,0cyclictest0-21swapper/000:30:130
43242130,0sleep20-21swapper/223:02:362
1589299137,5cyclictest21584-21expr19:20:133
1589299137,5cyclictest12185-21wc20:05:323
1588899132,8cyclictest9330-21sed21:10:012
1588899132,8cyclictest0-21swapper/219:30:122
15888991310,2cyclictest3107-21tr23:40:192
15888991310,2cyclictest21856-21grep20:25:262
15888991310,2cyclictest14644-21grep20:10:252
1588899130,12cyclictest13186-21grep00:05:272
1588699139,2cyclictest18022-21wc23:10:251
1588699137,4cyclictest29462-21awk20:45:001
1588699135,4cyclictest225-21systemd-journal21:15:011
1588699133,4cyclictest0-21swapper/121:41:071
1588699131,3cyclictest225-21systemd-journal22:25:001
15886991310,2cyclictest9147-21diskmemload22:54:021
15886991310,2cyclictest32268-21tr23:00:151
15886991310,2cyclictest22825-21grep19:20:231
15886991310,2cyclictest12492-21wc00:05:201
1588599139,3cyclictest28505-21grep21:40:150
1588599139,3cyclictest11205-21grep20:05:150
1588599134,3cyclictest0-21swapper/023:31:250
1588599132,7cyclictest225-21systemd-journal19:59:590
15885991310,2cyclictest30569-21ssh22:40:010
15885991310,2cyclictest30211-21grep19:35:260
1588599130,5cyclictest0-21swapper/000:10:450
1588599130,2cyclictest0-21swapper/023:42:280
1588599130,1cyclictest0-21swapper/000:39:170
1588599130,12cyclictest28315-21grep21:20:250
1588899129,2cyclictest3366-21grep20:55:202
1588899129,2cyclictest20915-21grep19:20:012
1588899129,2cyclictest12711-21sh20:10:002
1588899128,3cyclictest21899-21grep19:20:142
15888991210,1cyclictest11587-21sed21:30:172
1588699129,2cyclictest6558-21tail19:55:161
1588699129,2cyclictest541-21grep20:50:161
1588699129,2cyclictest4682-21grep19:50:211
1588699129,2cyclictest4517-21sed21:45:141
1588699129,2cyclictest3222-21grep19:50:001
1588699129,2cyclictest24522-21sed22:35:261
1588699129,2cyclictest179562sleep123:49:551
1588699129,2cyclictest15620-21grep20:15:141
1588699128,3cyclictest9900-21tail20:00:241
1588699128,3cyclictest20007-21grep19:15:211
1588699128,2cyclictest27051-21cron20:40:001
1588699128,2cyclictest27051-21cron20:39:591
1588699128,2cyclictest26201-21tr19:30:131
1588699121,10cyclictest0-21swapper/100:35:401
1588699120,6cyclictest0-21swapper/122:31:061
1588599129,2cyclictest31910-21grep19:40:160
1588599129,2cyclictest30412-21cut20:45:160
1588599129,2cyclictest2533-21basename21:25:140
1588599129,2cyclictest24916-21grep23:15:110
1588599129,2cyclictest21945-21head19:20:150
1588599129,2cyclictest20823-21grep20:25:170
1588599129,2cyclictest16967-21cut19:10:150
1588599128,3cyclictest9160-21ls21:10:010
1588599128,3cyclictest17389-21ssh23:10:180
1588599128,3cyclictest13606-21grep20:10:160
1588599120,5cyclictest0-21swapper/021:34:410
1588599120,1cyclictest0-21swapper/022:15:120
1588599120,1cyclictest0-21swapper/022:15:110
1588899119,1cyclictest4647-21awk00:00:252
1588899118,2cyclictest815-21apt19:44:592
1588899118,2cyclictest32525-21sort20:50:142
1588899118,2cyclictest29918-21grep20:45:142
1588899117,3cyclictest21045-21cat21:35:242
1588899114,4cyclictest141rcu_preempt19:40:002
1588699118,2cyclictest8706-21tail21:05:261
1588699118,2cyclictest4313-21ssh23:21:381
1588699118,2cyclictest28797-21grep19:35:151
1588699118,2cyclictest22191-21taskset20:28:401
1588699118,2cyclictest21000-21ssh23:31:351
1588699118,2cyclictest13143-21sh22:10:121
1588699118,2cyclictest11832-21sed20:05:271
1588699117,3cyclictest3886-21wc21:25:221
1588699117,3cyclictest17474-21tr19:10:201
1588699117,2cyclictest29753-21cut20:45:121
1588699111,9cyclictest0-21swapper/100:26:581
1588599118,2cyclictest5372-21head21:00:150
1588599118,2cyclictest32340-21grep20:50:130
1588599118,2cyclictest31863-21sed22:40:150
1588599118,2cyclictest25267-21ssh21:57:390
1588599118,2cyclictest19789-21seq20:23:180
1588599118,2cyclictest17073-21grep20:15:260
1588599118,2cyclictest11450-21wget00:05:150
1588599118,2cyclictest10083-21taskset20:01:500
1588599117,3cyclictest26572-21grep20:35:250
1588599117,3cyclictest26572-21grep20:35:250
1588899108,1cyclictest246502sleep220:34:462
1588899108,1cyclictest18420-21taskset20:20:162
1588899108,1cyclictest10099-21taskset20:02:032
1588899107,2cyclictest5758-21sort19:55:002
1588899107,2cyclictest25696-21wc19:30:002
1588899104,5cyclictest18245-21apache219:10:012
1588899102,4cyclictest225-21systemd-journal20:36:082
1588899102,4cyclictest225-21systemd-journal20:36:082
1588899100,9cyclictest77802sleep219:58:042
1588899100,5cyclictest27614-21grep20:40:152
1588699108,1cyclictest41572sleep120:57:251
1588699107,2cyclictest24052-21cat20:30:251
1588699107,2cyclictest23817-21tr19:25:141
1588699107,2cyclictest21435-21ssh22:15:091
1588699107,2cyclictest21435-21ssh22:15:081
1588699103,4cyclictest1829-21kworker/1:221:55:141
1588699100,9cyclictest197712sleep120:23:031
1588599108,1cyclictest5398-21chrt19:52:570
1588599108,1cyclictest3052-21chrt19:48:200
1588599108,1cyclictest25388-21taskset19:26:350
1588599108,1cyclictest231162sleep020:30:140
1588599108,1cyclictest18825-21aten2_r7power_e19:15:130
1588599107,2cyclictest28127-21sed20:40:170
1588599107,2cyclictest25963-21wget19:30:120
15885991010,0cyclictest0-21swapper/020:55:130
158889996,2cyclictest5173-21sed21:00:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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