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2026-03-01 - 13:59
[ 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 Sun Mar 01, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2065728474,6sleep00-21swapper/019:09:230
2065728474,6sleep00-21swapper/019:09:230
2044328371,8sleep20-21swapper/219:06:352
2044328371,8sleep20-21swapper/219:06:342
2040028164,13sleep10-21swapper/119:06:021
2040028164,13sleep10-21swapper/119:06:021
2038227865,9sleep30-21swapper/319:05:483
2038227865,9sleep30-21swapper/319:05:483
2079799320,2cyclictest18162-21kworker/u8:121:48:162
2079799290,2cyclictest28739-21timerandwakeup21:15:242
2079799280,2cyclictest0-21swapper/223:34:072
2079799280,27cyclictest27817-21latency_hist21:35:012
20797992723,4cyclictest0-21swapper/223:39:062
2079799271,1cyclictest18141-21diskmemload23:42:502
2079799263,22cyclictest0-21swapper/223:15:112
2079799260,2cyclictest6808-21latency_hist00:35:002
2078899260,1cyclictest0-21swapper/000:31:290
2079799252,22cyclictest18141-21diskmemload22:47:342
2079799250,24cyclictest0-21swapper/222:50:132
2079799250,1cyclictest0-21swapper/220:10:292
2079799242,5cyclictest18141-21diskmemload21:56:322
2079799242,2cyclictest225-21systemd-journal00:11:582
2079799241,1cyclictest0-21swapper/222:08:032
2079799240,3cyclictest0-21swapper/221:10:092
2079799240,23cyclictest0-21swapper/220:45:152
2079799240,21cyclictest0-21swapper/223:45:142
2079799230,23cyclictest0-21swapper/221:24:462
2079799230,13cyclictest0-21swapper/221:38:182
2079299230,12cyclictest0-21swapper/121:23:171
2079799224,17cyclictest18141-21diskmemload22:33:282
2079799221,21cyclictest12840-21ssh22:23:592
2079799221,18cyclictest18141-21diskmemload23:53:422
2079799220,1cyclictest0-21swapper/200:03:462
2079799220,0cyclictest0-21swapper/223:23:492
2079299227,15cyclictest0-21swapper/121:54:341
2078899220,1cyclictest141rcu_preempt21:48:430
2079799213,16cyclictest0-21swapper/220:20:002
2079799212,1cyclictest18141-21diskmemload23:57:082
2079799212,1cyclictest0-21swapper/222:15:302
2079799210,6cyclictest0-21swapper/222:11:042
2079799210,2cyclictest18141-21diskmemload00:15:492
2079799210,1cyclictest0-21swapper/221:40:242
2079799210,0cyclictest0-21swapper/221:54:442
2079299213,2cyclictest18141-21diskmemload22:18:541
20792992119,1cyclictest18141-21diskmemload23:34:071
20792992115,5cyclictest25-21ksoftirqd/122:44:111
2079799202,17cyclictest18141-21diskmemload00:35:352
20797992019,1cyclictest0-21swapper/220:39:032
20797992016,1cyclictest0-21swapper/222:35:162
2079799200,1cyclictest0-21swapper/223:28:262
2079799200,15cyclictest0-21swapper/220:30:142
2079799200,14cyclictest0-21swapper/223:11:032
2079299205,3cyclictest18141-21diskmemload00:16:581
2079299203,8cyclictest0-21swapper/100:37:331
2079299202,17cyclictest0-21swapper/123:59:181
20792992018,2cyclictest25-21ksoftirqd/121:44:551
20792992013,6cyclictest18141-21diskmemload00:08:091
20792992012,7cyclictest25-21ksoftirqd/119:45:111
20792992012,7cyclictest18141-21diskmemload00:29:251
2079299200,1cyclictest0-21swapper/122:14:421
2079799190,7cyclictest0-21swapper/200:08:482
2079799190,4cyclictest18141-21diskmemload22:04:092
2079799190,2cyclictest0-21swapper/223:06:052
2079799190,2cyclictest0-21swapper/223:02:472
2079799190,18cyclictest0-21swapper/221:29:562
2079299190,18cyclictest0-21swapper/121:45:391
20788991917,1cyclictest0-21swapper/021:42:340
25162180,1sleep30-21swapper/300:31:383
2079999186,0cyclictest141rcu_preempt21:10:563
2079799181,1cyclictest0-21swapper/222:41:422
2079799181,16cyclictest0-21swapper/200:20:532
2079799180,17cyclictest0-21swapper/200:27:332
2079299189,7cyclictest18141-21diskmemload21:13:311
2079299186,2cyclictest25-21ksoftirqd/121:29:321
2079299184,13cyclictest19632-21chrt23:45:061
20792991817,1cyclictest18141-21diskmemload22:22:201
20792991812,6cyclictest18141-21diskmemload22:38:161
20792991811,6cyclictest18141-21diskmemload22:49:241
2079299180,18cyclictest0-21swapper/100:30:031
2078899180,2cyclictest0-21swapper/000:00:400
2079799170,1cyclictest0-21swapper/222:56:072
2079299179,7cyclictest18141-21diskmemload22:34:561
2079299171,2cyclictest17054-21kworker/1:100:23:131
20792991712,4cyclictest0-21swapper/121:15:241
2079299171,12cyclictest0-21swapper/123:44:151
20792991710,6cyclictest32743-21/usr/sbin/munin20:00:161
20792991710,6cyclictest25-21ksoftirqd/123:25:291
20792991710,6cyclictest18141-21diskmemload21:33:521
2079299170,1cyclictest0-21swapper/122:04:581
2078899171,15cyclictest0-21swapper/023:25:070
2078899170,2cyclictest0-21swapper/022:39:340
2079999167,8cyclictest12787-21/usr/sbin/munin21:25:203
2079999164,11cyclictest28874-21/usr/sbin/munin21:35:153
2079799167,4cyclictest15689-21grep22:25:182
2079799162,1cyclictest28872-21latency_hist19:45:002
2079299163,13cyclictest0-21swapper/121:36:501
2079299163,10cyclictest25-21ksoftirqd/123:24:151
2079299162,13cyclictest0-21swapper/122:28:021
20792991612,4cyclictest25-21ksoftirqd/100:11:321
2078899165,6cyclictest30291-21apt-get22:15:140
2078899164,6cyclictest3752-21munin-run20:15:000
2078899164,6cyclictest22533-21ssh00:24:590
2078899160,0cyclictest0-21swapper/000:27:590
2079999159,3cyclictest3749-21awk20:15:003
20799991510,3cyclictest23072-21grep00:25:133
20799991510,2cyclictest0-21swapper/300:39:303
2079999150,7cyclictest0-21swapper/323:40:533
2079799153,10cyclictest27834-21apt-get19:35:032
2079299158,6cyclictest18141-21diskmemload23:01:151
2079299157,7cyclictest18141-21diskmemload22:58:251
2079299153,8cyclictest25-21ksoftirqd/123:50:061
20792991514,1cyclictest241rcuc/123:13:121
20792991514,1cyclictest0-21swapper/121:55:291
20792991513,1cyclictest0-21swapper/123:15:111
2078899158,7cyclictest5718-21apache223:36:580
2079999144,6cyclictest27849-21/usr/sbin/munin23:30:193
2079999141,5cyclictest6793-21sensors22:00:243
2079999140,13cyclictest22167-21tr22:10:133
2079799148,5cyclictest7414-21chrt20:27:052
2079799148,5cyclictest31528-21taskset19:50:482
2079799140,1cyclictest0-21swapper/220:00:132
2079299143,7cyclictest225-21systemd-journal19:45:001
20792991413,1cyclictest18141-21diskmemload23:07:371
20792991410,3cyclictest15259-21switchtime22:05:271
2078899147,4cyclictest12477-21systemctl00:00:000
2078899144,5cyclictest0-21swapper/019:55:000
20788991410,2cyclictest27873-21cat23:50:000
20788991410,2cyclictest27273-21grep21:15:140
20788991410,2cyclictest22761-21head22:10:170
2078899140,2cyclictest0-21swapper/021:54:360
2079999139,3cyclictest7740-21ssh00:15:213
2079999139,3cyclictest21339-21wc21:30:213
2079999139,3cyclictest16621-21tail00:20:263
2079999139,3cyclictest16539-21cron23:05:003
2079999138,3cyclictest17264-21ssh22:45:223
2079999137,2cyclictest29214-21apt-get21:55:123
2079999134,7cyclictest12589-21ssh21:45:133
20799991311,1cyclictest11165-21ssh22:22:413
20799991310,2cyclictest4906-21grep21:20:253
20799991310,2cyclictest4877-21sort20:15:183
20799991310,2cyclictest32286-21sort22:35:163
20799991310,2cyclictest281622sleep322:51:523
20799991310,2cyclictest23330-21grep22:30:153
20799991310,2cyclictest23309-21grep19:15:283
2079799137,5cyclictest24630-21taskset19:25:052
2079799137,5cyclictest17937-21taskset21:07:372
2079799136,6cyclictest15016-21taskset20:58:532
2079799131,3cyclictest225-21systemd-journal19:15:002
2079799131,3cyclictest14281-21latency_hist20:54:592
20797991310,2cyclictest21894-21grep19:15:162
2079799130,1cyclictest0-21swapper/219:33:222
2079299139,4cyclictest241rcuc/120:15:171
2079299139,3cyclictest22389-21grep19:15:191
2079299139,3cyclictest0-21swapper/123:39:571
2079299135,8cyclictest0-21swapper/122:50:131
2079299131,12cyclictest0-21swapper/120:45:151
2078899139,3cyclictest8026-21grep00:35:170
2078899139,3cyclictest32654-21cat20:00:000
2078899134,4cyclictest225-21systemd-journal20:30:000
2078899131,7cyclictest0-21swapper/021:55:140
2078899131,5cyclictest0-21swapper/023:13:310
20788991312,1cyclictest0-21swapper/021:10:090
2078899131,11cyclictest0-21swapper/023:30:140
20788991310,2cyclictest9008-21grep23:00:130
20788991310,2cyclictest6021-21grep22:00:170
20788991310,2cyclictest28321-21cat19:40:010
20788991310,2cyclictest23844-21basename22:50:000
20788991310,1cyclictest0-21swapper/022:22:040
2078899130,4cyclictest0-21swapper/019:45:120
2078899130,12cyclictest0-21swapper/000:06:480
2079999129,2cyclictest4933-21grep23:35:273
2079999129,2cyclictest30828-21grep00:10:173
2079999129,2cyclictest26508-21grep19:30:213
2079999129,2cyclictest16526-21sed22:25:253
2079999129,2cyclictest14935-21head00:00:263
2079999129,2cyclictest12543-21wc20:45:203
2079999128,3cyclictest29085-21sort23:50:173
2079999128,3cyclictest14773-21cat22:05:223
2079999126,2cyclictest141rcu_preempt23:20:183
20799991212,0cyclictest0-21swapper/322:18:323
2079999120,1cyclictest141rcu_preempt23:59:443
2079999120,12cyclictest0-21swapper/321:53:013
2079799126,5cyclictest2750-21chrt20:05:482
2079799126,5cyclictest24322-21taskset19:24:072
2079799121,3cyclictest225-21systemd-journal21:01:132
2079799121,2cyclictest225-21systemd-journal19:45:292
2079799120,4cyclictest225-21systemd-journal19:56:002
2079299120,1cyclictest0-21swapper/100:00:061
2078899129,2cyclictest31475-21ps00:10:220
2078899129,2cyclictest17881-21sort23:25:010
2078899129,2cyclictest11435-21cat20:45:000
2078899126,4cyclictest6383-21cron20:20:000
2078899123,3cyclictest0-21swapper/021:29:330
2078899120,11cyclictest0-21swapper/022:44:060
2079999118,2cyclictest968-21cut22:55:163
2079999118,2cyclictest9528-21grep20:30:263
2079999118,2cyclictest7125-21ssh23:18:193
2079999118,2cyclictest4139-21ssh21:40:123
2079999118,2cyclictest30214-21ssh21:16:233
2079999118,2cyclictest28139-21chrt19:38:583
2079999118,2cyclictest22398-21cut00:05:173
2079999118,2cyclictest22249-21ssh23:26:513
2079999118,2cyclictest19809-21tr23:45:123
2079999118,2cyclictest10948-21taskset20:40:463
2079999118,2cyclictest10539-21ssh22:41:103
2079999115,2cyclictest452-21systemd-logind23:05:253
2079999110,10cyclictest25357-21ssh23:10:113
2079799110,2cyclictest225-21systemd-journal20:40:282
2079799110,2cyclictest225-21systemd-journal20:25:002
2079299118,2cyclictest8508-21forks20:30:161
2079299118,2cyclictest28284-21wc19:40:011
2079299114,3cyclictest225-21systemd-journal20:15:001
2079299110,2cyclictest25-21ksoftirqd/119:28:411
2078899119,1cyclictest24422-21tr22:50:120
2078899118,2cyclictest8710-21ssh00:15:450
2078899118,2cyclictest8358-21expr20:30:150
2078899118,2cyclictest7550-21ssh21:22:240
2078899118,2cyclictest29220-21tail23:50:180
2078899118,2cyclictest29087-21grep21:35:170
2078899118,2cyclictest27780-21ssh22:32:350
2078899118,2cyclictest26017-21grep19:30:170
2078899118,2cyclictest24143-21chrt19:21:470
2078899118,2cyclictest23777-21sh19:20:000
2078899118,2cyclictest20332-21ssh21:30:140
2078899118,2cyclictest1986-21ssh23:15:140
2078899118,2cyclictest19639-21ssh23:05:530
2078899118,2cyclictest17550-21ssh22:26:070
2078899118,2cyclictest15134-21systemctl21:00:000
2078899118,2cyclictest12135-21dnf20:45:170
2078899118,2cyclictest10283-21chrt20:35:280
2078899117,3cyclictest13854-21grep22:05:160
2078899115,2cyclictest582-21cat22:55:140
2078899111,3cyclictest225-21systemd-journal21:09:280
2078899110,10cyclictest0-21swapper/023:40:130
2079999108,1cyclictest29433-21wc19:45:133
2079999108,1cyclictest288062sleep319:44:193
2079999108,1cyclictest28332sleep320:06:553
2079999108,1cyclictest248512sleep319:27:563
2079999108,1cyclictest1607-21ps20:00:223
2079999108,1cyclictest150332sleep320:59:073
2079999107,2cyclictest32063-21date19:55:003
2079999107,2cyclictest24054-21chrt19:20:393
2079999107,2cyclictest17974-21taskset21:08:063
2079999107,2cyclictest10619-21chrt20:39:483
2079999106,3cyclictest455-21dbus-daemon20:00:003
2079999102,4cyclictest225-21systemd-journal20:51:113
2079299108,1cyclictest2992-21chrt20:08:571
2079299108,1cyclictest21122-21seq19:11:501
2079299107,2cyclictest31621-21seq19:52:011
2079299107,2cyclictest26987-21sed19:30:261
2079299107,2cyclictest24034-21taskset19:20:241
2079299107,2cyclictest13891-21chrt20:50:081
2079299106,2cyclictest25-21ksoftirqd/120:26:481
2079299102,4cyclictest0-21swapper/120:55:041
2079299101,6cyclictest25-21ksoftirqd/120:42:211
2078899108,1cyclictest440-21cut20:00:150
207999997,1cyclictest211462sleep319:12:093
207999996,2cyclictest6641-21taskset20:20:063
207999996,2cyclictest16507-21head21:00:203
207929998,1cyclictest32160-21taskset19:55:571
207929996,2cyclictest15544-21egrep21:00:151
207929993,3cyclictest25-21ksoftirqd/120:37:441
207929991,3cyclictest0-21swapper/121:07:361
207929990,6cyclictest0-21swapper/120:21:061
207889997,1cyclictest6782-21chrt20:21:530
207889997,1cyclictest285142sleep019:40:310
207889997,1cyclictest2696-21chrt20:05:070
207889997,1cyclictest24815-21seq19:27:290
207889997,1cyclictest21021-21taskset19:10:310
207889997,1cyclictest15487-21cut21:00:140
207889997,1cyclictest14067-21chrt20:52:230
207999982,2cyclictest225-21systemd-journal20:30:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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