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2026-02-27 - 08:17
[ 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 Fri Feb 27, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17858210375,9sleep00-21swapper/019:07:090
1792728977,8sleep20-21swapper/219:08:052
1791828168,9sleep30-21swapper/319:07:583
1776428063,13sleep10-21swapper/119:05:591
66892580,0sleep30-21swapper/321:25:283
1817799280,27cyclictest0-21swapper/223:23:412
1817799270,21cyclictest0-21swapper/222:26:432
18177992523,1cyclictest0-21swapper/221:30:142
1817799250,22cyclictest0-21swapper/200:12:212
1817399250,24cyclictest0-21swapper/123:55:011
1817399240,20cyclictest0-21swapper/100:30:161
1817199240,0cyclictest0-21swapper/023:27:450
1817799231,1cyclictest0-21swapper/221:05:122
1817199230,23cyclictest0-21swapper/022:28:430
18179992221,1cyclictest0-21swapper/323:06:213
1817799221,19cyclictest31478-21apt-get22:00:142
1817799220,22cyclictest0-21swapper/223:48:162
1817799213,11cyclictest0-21swapper/222:15:002
1817799210,21cyclictest0-21swapper/223:31:582
1817399210,21cyclictest0-21swapper/122:59:241
1817399210,21cyclictest0-21swapper/100:36:021
147332210,1sleep10-21swapper/121:50:141
1817999201,16cyclictest0-21swapper/322:05:123
18177992017,2cyclictest0-21swapper/200:39:412
1817799200,20cyclictest0-21swapper/223:04:302
1817799200,20cyclictest0-21swapper/221:18:532
1817799200,20cyclictest0-21swapper/221:18:532
1817399204,8cyclictest9454-21grep22:25:161
18173992017,2cyclictest0-21swapper/121:56:081
1817399201,2cyclictest12127-21kworker/1:122:50:331
1817999190,19cyclictest18610-21kworker/u8:100:06:053
18177991918,1cyclictest0-21swapper/223:19:332
1817399190,1cyclictest5854-21kworker/1:200:29:121
1817399190,1cyclictest1479-21kworker/1:022:42:221
1817399190,19cyclictest0-21swapper/123:35:441
1817199197,6cyclictest25565-21munin-run19:25:010
1817199195,7cyclictest23765-21cron22:14:590
1817999181,15cyclictest0-21swapper/322:04:373
1817799180,18cyclictest0-21swapper/200:09:442
18173991817,1cyclictest0-21swapper/123:47:231
1817199180,13cyclictest0-21swapper/021:14:010
18179991714,2cyclictest9063-21kworker/u8:222:45:203
18177991717,0cyclictest0-21swapper/200:33:552
18177991716,1cyclictest0-21swapper/221:51:302
18177991716,1cyclictest0-21swapper/220:35:142
1817799170,17cyclictest0-21swapper/222:52:582
1817799170,17cyclictest0-21swapper/222:46:382
1817799170,15cyclictest0-21swapper/222:35:552
1817399172,11cyclictest17275-21runrttasks23:27:091
1817399171,15cyclictest27016-21ssh23:52:111
1817199175,12cyclictest0-21swapper/000:25:360
1817199172,13cyclictest19816-21apache_accesses20:20:130
18171991713,4cyclictest0-21swapper/000:36:370
18179991612,1cyclictest18166-21cyclictest23:45:063
1817999160,7cyclictest0-21swapper/323:25:023
1817799160,15cyclictest0-21swapper/223:25:162
1817399161,1cyclictest0-21swapper/121:41:061
1817199164,6cyclictest904-21munin-run00:35:010
1817999150,1cyclictest0-21swapper/321:24:423
1817999150,15cyclictest0-21swapper/321:43:123
1817799157,5cyclictest537-21snmpd21:10:592
1817799155,2cyclictest141rcu_preempt00:27:212
18177991514,1cyclictest0-21swapper/223:44:302
1817799150,15cyclictest0-21swapper/221:46:112
1817399151,14cyclictest11212-21diskmemload22:22:521
1817399150,15cyclictest0-21swapper/123:23:561
1817399150,15cyclictest0-21swapper/121:17:361
1817399150,15cyclictest0-21swapper/121:17:351
1817199155,5cyclictest26972-21perf20:34:590
18171991513,1cyclictest0-21swapper/023:06:110
93582140,0chrt0-21swapper/021:46:300
1817999149,3cyclictest6363-21cat21:45:153
1817999147,4cyclictest0-21swapper/319:20:013
1817999145,2cyclictest7935-21vmstat23:40:263
18179991410,3cyclictest32215-21grep19:35:253
1817999140,14cyclictest0-21swapper/300:33:363
1817799142,1cyclictest0-21swapper/222:18:072
18177991411,2cyclictest32612-21cut20:45:182
18177991410,3cyclictest31624-21cat19:35:182
18177991410,2cyclictest10287-21grep20:00:142
1817799140,13cyclictest0-21swapper/222:23:512
1817799140,13cyclictest0-21swapper/219:40:152
1817399145,8cyclictest0-21swapper/100:20:161
1817399145,5cyclictest27946-21perf19:30:011
1817399145,5cyclictest27946-21perf19:30:001
18173991414,0cyclictest0-21swapper/100:03:101
1817399141,3cyclictest5045-21munin-run19:50:001
18173991411,2cyclictest18993-21ssh22:30:201
18173991410,3cyclictest29365-21awk20:39:591
1817199149,4cyclictest2485-21df20:50:150
1817199149,3cyclictest15758-21head20:10:170
18171991413,1cyclictest0-21swapper/021:41:260
18171991411,2cyclictest2763-21munin-plugin-st23:00:000
18171991410,2cyclictest22272-21cut23:30:160
1817199140,14cyclictest0-21swapper/000:18:100
1817999139,3cyclictest27059-21wc20:35:003
1817999139,2cyclictest23950-21wc22:15:013
1817999138,4cyclictest27668-21expr22:55:143
1817999136,4cyclictest5043-21perf19:50:003
1817999134,4cyclictest0-21swapper/321:18:213
1817999134,4cyclictest0-21swapper/321:18:213
18179991310,2cyclictest27397-21tail22:35:213
18179991310,2cyclictest2714-21grep22:40:143
18179991310,2cyclictest21998-21grep23:10:273
1817999130,7cyclictest22323-21latency_hist21:54:593
1817999130,5cyclictest0-21swapper/322:30:063
1817999130,12cyclictest6739-21wc19:50:233
1817999130,12cyclictest17146-21turbostat.cron20:15:003
1817799139,3cyclictest31713-21cron20:44:592
1817799139,2cyclictest29359-21munin-run21:40:002
1817799134,6cyclictest19538-21cron23:14:562
18177991310,2cyclictest8949-21grep00:20:132
18177991310,2cyclictest7553-21cat19:55:012
18177991310,2cyclictest30378-21tr21:40:152
18177991310,2cyclictest27084-21wc19:25:222
18177991310,2cyclictest27084-21wc19:25:212
18177991310,2cyclictest26480-21grep20:30:282
18177991310,2cyclictest22931-21grep23:50:132
1817399139,3cyclictest7141-21ssh21:45:201
1817399138,3cyclictest25063-21tr20:30:151
18173991312,1cyclictest0-21swapper/123:42:331
18173991312,1cyclictest0-21swapper/123:01:471
18173991310,2cyclictest8768-21sed19:55:191
18173991310,2cyclictest5530-21tr19:50:131
18173991310,2cyclictest25566-21dump-pmu-power19:25:011
18173991310,2cyclictest24352-21cron20:30:001
18173991310,2cyclictest23690-21chrt23:30:321
18173991310,2cyclictest22979-21wc21:35:221
18173991310,2cyclictest197492sleep121:15:001
18173991310,2cyclictest1808-21sort22:40:011
18173991310,2cyclictest0-21swapper/122:18:311
1817199139,3cyclictest9775-21cron20:00:000
1817199139,3cyclictest768-21grep19:40:160
1817199139,3cyclictest3936-21cron23:20:010
1817199139,3cyclictest22904-21wc21:35:220
1817199139,2cyclictest24681-21grep23:50:260
18171991313,0cyclictest0-21swapper/021:34:040
18171991310,2cyclictest7802-21grep23:40:260
18171991310,1cyclictest10506-21apt-get22:45:130
1817199130,2cyclictest0-21swapper/023:22:580
1817199130,1cyclictest0-21swapper/019:45:130
1817999129,2cyclictest8117-21cron00:20:013
1817999129,2cyclictest31709-21cron20:44:593
1817999129,2cyclictest29183-21wc19:30:173
1817999129,2cyclictest25040-21awk21:55:283
1817999129,2cyclictest20983-21idleruntime-cro21:35:013
1817999129,2cyclictest19405-21df22:50:143
1817999129,2cyclictest1353-21head22:20:173
1817999129,2cyclictest11212-21diskmemload21:10:003
1817999128,3cyclictest24942-21idleruntime-cro00:30:013
1817999128,3cyclictest10324-21tr20:00:143
1817999127,3cyclictest8332-21grep21:00:283
18179991212,0cyclictest0-21swapper/323:30:173
1817999120,2cyclictest0-21swapper/323:57:183
1817999120,11cyclictest1322-21head19:40:173
1817799129,2cyclictest8457-21head19:55:162
1817799129,2cyclictest5568-21wc20:55:212
1817799129,2cyclictest3712-21head19:45:172
1817799129,2cyclictest30323-21basename19:35:002
1817799129,2cyclictest22868-21grep20:25:172
1817799129,2cyclictest15142-21sh00:05:002
1817799129,2cyclictest11751-21ssh22:07:142
1817799128,3cyclictest25105-21chrt21:55:282
1817399129,2cyclictest31556-21tr22:00:151
1817399129,2cyclictest30453-21grep21:20:271
1817399129,2cyclictest30334-21head20:40:151
1817399129,2cyclictest28676-21tr23:15:141
1817399129,2cyclictest20025-21rm23:10:121
1817399129,2cyclictest16091-21cat20:10:191
1817399129,2cyclictest14948-21sed21:30:261
1817399128,3cyclictest714-21cut00:15:171
1817399128,3cyclictest10803-21grep20:00:171
1817399126,5cyclictest11212-21diskmemload00:11:221
1817399121,4cyclictest23762-21awk22:15:001
1817199129,2cyclictest9802-21grep21:05:160
1817199129,2cyclictest6992-21grep21:00:150
1817199129,2cyclictest4649-21cut23:00:220
1817199129,2cyclictest32707-21wc23:55:210
1817199129,2cyclictest31309-21grep20:40:250
1817199129,2cyclictest27963-21sh21:20:010
1817199129,2cyclictest27963-21sh21:20:000
1817199129,2cyclictest26876-21cat22:55:010
1817199129,2cyclictest23008-21head20:25:170
1817199129,2cyclictest19657-21grep22:30:260
1817199129,2cyclictest1304-21grep22:20:160
1817199128,3cyclictest32677-21cron19:40:000
1817199126,2cyclictest452-21systemd-logind00:07:360
1817199124,6cyclictest13-21ksoftirqd/019:10:190
1817199124,4cyclictest0-21swapper/021:30:000
1817199123,5cyclictest29929-21ssh21:20:220
1817199121,6cyclictest0-21swapper/020:35:130
1817999118,2cyclictest9836-21wc00:20:193
1817999118,2cyclictest9802-21systemctl20:00:003
1817999118,2cyclictest4691-21grep23:20:143
1817999118,2cyclictest31145-21ssh22:19:113
1817999118,2cyclictest2838-21ssh23:38:023
1817999118,2cyclictest23663-21ssh21:35:343
1817999118,2cyclictest20637-21chrt19:13:213
1817999118,2cyclictest17876-21cat20:15:143
1817999118,2cyclictest14987-21ssh21:11:273
1817999118,2cyclictest11558-21ssh22:25:453
1817999117,3cyclictest6427-21ls21:00:003
1817999113,7cyclictest2031-21df_abs00:35:153
1817999110,10cyclictest7120-21ssh23:01:533
1817999110,10cyclictest28382-21ssh23:15:083
1817799118,2cyclictest8568-21taskset21:01:542
1817799118,2cyclictest7031-21ssh22:42:412
1817799118,2cyclictest6572-21grep21:25:252
1817799118,2cyclictest32037-21ssh21:21:392
1817799118,2cyclictest31121-21ssh23:55:092
1817799118,2cyclictest29537-21ssh22:55:352
1817799118,2cyclictest18431-21cut22:30:162
1817799118,2cyclictest13057-21ssh23:05:212
1817799117,2cyclictest23723-21tr19:20:152
1817799110,10cyclictest428-21basename00:15:162
1817799110,10cyclictest30940-21ssh23:35:192
1817799110,10cyclictest19306-21chrt19:10:162
1817399118,2cyclictest9715-21sh22:05:391
1817399118,2cyclictest28683-21df19:30:131
1817399118,2cyclictest20701-21taskset19:14:101
1817399118,2cyclictest19223-21ssh00:06:311
1817399118,2cyclictest1704-21cat19:40:231
1817399118,2cyclictest13990-21ssh23:05:421
1817399118,2cyclictest10347-21ssh22:45:061
1817399110,10cyclictest0-21swapper/121:25:201
1817199118,2cyclictest9695-21ssh00:00:480
1817199118,2cyclictest5522-21grep19:50:120
1817199118,2cyclictest32616-21ssh22:00:200
1817199118,2cyclictest30789-21ssh22:37:290
1817199118,2cyclictest27843-21ssh00:11:330
1817199118,2cyclictest26285-21sed22:15:280
1817199118,2cyclictest22987-21ssh23:11:060
1817199118,2cyclictest22895-21chrt19:16:470
1817199118,2cyclictest2143-21ssh23:37:280
1817199118,2cyclictest21146-21ssh21:54:050
1817199118,2cyclictest2020-21ssh22:40:090
1817199118,2cyclictest17591-21ssh23:46:250
1817199118,2cyclictest12845-21ssh00:22:080
1817199118,2cyclictest12085-21taskset20:03:540
1817199118,2cyclictest1048-21cat20:45:280
1817199114,6cyclictest31971-21munin-node20:19:080
1817199113,5cyclictest6415-21cron21:00:000
1817199111,1cyclictest225-21systemd-journal20:05:010
1817199110,10cyclictest0-21swapper/021:57:090
1817999108,1cyclictest6955-21ssh00:00:023
1817999108,1cyclictest240762sleep320:26:313
1817999108,1cyclictest23589-21grep19:20:133
1817999108,1cyclictest219132sleep320:24:133
1817999108,1cyclictest14100-21wc20:05:253
1817999107,2cyclictest32704-21head20:45:193
1817999107,2cyclictest29125-21taskset20:37:363
1817999107,2cyclictest26435-21rm00:10:273
1817999107,2cyclictest25929-21tr19:25:153
1817999107,2cyclictest25929-21tr19:25:143
1817999107,2cyclictest22748-21ssh23:50:113
1817799108,1cyclictest2335-21expr20:50:152
1817799108,1cyclictest23030-21taskset19:18:292
1817799108,1cyclictest18401-21latency20:15:202
1817799108,1cyclictest13131-21expr20:05:142
1817799107,2cyclictest20416-21sed20:20:162
1817799107,2cyclictest15661-21cut20:10:172
1817399108,1cyclictest32133-21egrep20:45:161
1817399108,1cyclictest30894-21expr19:35:131
1817399108,1cyclictest2183-21expr20:50:151
1817399107,2cyclictest9205-21cut21:05:121
1817399107,2cyclictest7139-21expr21:00:161
1817399107,2cyclictest21010-21ntpq20:20:221
1817399107,2cyclictest17999-21forks20:15:161
1817399105,4cyclictest14535-21taskset20:07:071
1817399101,7cyclictest38150irq/131-snd_hda20:55:121
1817399100,9cyclictest21740-21grep19:15:151
1817199107,2cyclictest8416-21ssh22:05:170
1817199107,2cyclictest28393-21sort19:30:130
1817199107,2cyclictest27451-21unixbench_multi19:25:260
1817199107,2cyclictest27451-21unixbench_multi19:25:260
181799997,1cyclictest2632-21tune2fs20:50:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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