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2026-01-20 - 15:12
[ 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 #c, 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 rackcslot7s.osadl.org (updated Tue Jan 20, 2026 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1973991040,9rtkit-daemon1972-21rtkit-daemon07:57:263
144507821000,6sleep04497-21PK-Backend11:25:250
14023402930,4sleep10-21swapper/109:25:211
13601932840,5sleep20-21swapper/207:25:262
135357599781,46cyclictest1441139-21expr11:15:133
135357599781,46cyclictest1441139-21expr11:15:133
135197027846,22sleep30-21swapper/307:05:123
197399770,8rtkit-daemon1355263-21munin-node10:34:083
197399770,8rtkit-daemon1355263-21munin-node10:34:083
197399760,8rtkit-daemon2746-21gmain09:33:213
197399730,7rtkit-daemon1355263-21munin-node09:26:573
14222902730,7sleep14497-21PK-Backend10:20:311
135357599721,44cyclictest1468656-21acpi12:35:103
197399680,9rtkit-daemon1972-21rtkit-daemon10:57:592
135357599661,40cyclictest1463213-21munin-run12:20:003
197399650,9rtkit-daemon1972-21rtkit-daemon08:12:042
197399650,9rtkit-daemon1972-21rtkit-daemon07:16:413
135357599651,40cyclictest1442940-21expr11:20:133
197399640,9rtkit-daemon1972-21rtkit-daemon10:02:172
135357599641,31cyclictest1358763-21timerwakeupswit07:20:273
135233526445,13sleep20-21swapper/207:05:152
135357599632,37cyclictest1450486-21python311:40:263
135357599632,37cyclictest1450486-21python311:40:263
135357599631,40cyclictest0-21swapper/308:10:133
135324426344,13sleep10-21swapper/107:07:471
135357599621,46cyclictest0-21swapper/310:52:363
135357599621,39cyclictest4497-21PK-Backend10:04:473
135319626242,14sleep00-21swapper/007:07:100
197399610,8rtkit-daemon1972-21rtkit-daemon11:14:452
135357599611,42cyclictest1405388-21expr09:35:143
135357599611,30cyclictest0-21swapper/307:38:293
197399600,8rtkit-daemon1972-21rtkit-daemon11:11:103
135357599591,35cyclictest1459153-21smartctl12:05:273
135357599591,35cyclictest1459153-21smartctl12:05:273
135357599591,32cyclictest1465709-21cut12:25:213
135357599591,32cyclictest1392195-21sed08:55:303
197399580,6rtkit-daemon1074-21lldpd11:59:102
135357599581,34cyclictest1452056-21netstat11:45:233
135357599572,28cyclictest1393859-21python309:00:293
135357599562,30cyclictest1438254-21ntp_states11:05:283
197399550,9rtkit-daemon1972-21rtkit-daemon10:12:403
135357599552,27cyclictest1374075-21if_enp2s008:05:193
135357199550,50cyclictest1972-21rtkit-daemon12:31:312
135357599541,33cyclictest1415264-21kworker/u8:010:30:023
135357599531,47cyclictest1366894-21grep07:45:133
135357599531,34cyclictest1387782-21awk08:45:083
135357599531,30cyclictest1390685-21taskset08:51:213
1353575995219,28cyclictest1379520-21netstat08:20:223
135357599521,47cyclictest1434230-21cpuspeed_turbos10:55:133
135357599521,46cyclictest1396786-21cstates09:10:153
135357599521,27cyclictest438-20systemd-journal10:49:553
135357199520,47cyclictest1972-21rtkit-daemon07:57:262
135357599517,20cyclictest1408854-21expr09:45:143
135357599512,44cyclictest1447874-21acpi11:35:113
135357599512,44cyclictest1413103-21proc_pri09:55:253
1353575995116,30cyclictest1422577-21gdbus10:23:073
135357599511,28cyclictest0-21swapper/312:10:203
135357599511,27cyclictest0-21swapper/307:35:013
135357199511,36cyclictest1373382-21munin-run08:05:002
135357599502,43cyclictest1416371-21memory10:05:203
135357599502,43cyclictest1416371-21memory10:05:203
135357599501,44cyclictest1384682-21expr08:35:143
135357599501,43cyclictest1453221-21grep11:50:123
135357599501,31cyclictest0-21swapper/309:53:553
135357599501,30cyclictest0-21swapper/310:17:593
135357599501,28cyclictest0-21swapper/307:40:223
135357599501,28cyclictest0-21swapper/307:40:223
135357599501,27cyclictest0-21swapper/312:05:023
135357199500,46cyclictest1972-21rtkit-daemon10:37:432
14659862490,10sleep1251rcuc/112:25:271
13862232490,7chrt4497-21PK-Backend08:40:152
135357599492,42cyclictest1381986-40lsb_release08:26:033
135357599491,43cyclictest1386680-21/usr/sbin/munin08:40:233
135357599491,30cyclictest1446045-21wc11:30:023
14305252480,5sleep24497-21PK-Backend10:45:112
135357599482,41cyclictest1429934-40lsb_release10:41:033
135357599481,43cyclictest1359835-21awk07:25:183
135357599481,29cyclictest0-21swapper/308:05:023
135357599472,40cyclictest1463953-21awk12:20:213
135357599472,40cyclictest1427653-21python310:35:283
135357599471,41cyclictest1400206-21expr09:20:133
135357599471,25cyclictest0-21swapper/308:30:373
14078002460,18sleep126-21ksoftirqd/109:40:301
14078002460,18sleep126-21ksoftirqd/109:40:301
1353575994619,23cyclictest1456290-21munin-run12:00:003
135357599461,41cyclictest1369088-21cat07:50:223
135357599461,41cyclictest1354322-21latency07:10:223
135357599461,40cyclictest1394951-21expr09:05:133
1353563994613,8cyclictest13-21ksoftirqd/012:00:020
13778852450,8chrt0-21swapper/008:15:260
135357599452,38cyclictest1398651-21irqstats09:15:183
135357599451,40cyclictest1437154-21taskset11:04:103
135357599451,40cyclictest0-21swapper/311:30:163
1353575994414,25cyclictest1377078-21/usr/sbin/munin08:15:133
135357599441,39cyclictest0-21swapper/312:30:173
135356399444,10cyclictest13-21ksoftirqd/010:37:040
135357599432,36cyclictest1407191-21df09:40:153
135357599432,36cyclictest1407191-21df09:40:153
135357199424,23cyclictest0-21swapper/209:20:122
1353571994226,11cyclictest438-20systemd-journal09:28:292
1353570994225,6cyclictest26-21ksoftirqd/108:25:531
1353570994218,7cyclictest1463199-21sh12:20:001
135357099421,14cyclictest1406565-21idleruntime-cro09:40:001
13989232410,6chrt4497-21PK-Backend09:15:231
135357199411,36cyclictest1449371-21awk11:40:012
135357199411,21cyclictest1458436-21grep12:05:132
135357199411,21cyclictest1458436-21grep12:05:132
1353571994112,10cyclictest1374310-21grep08:05:222
135357199411,12cyclictest1394856-21tr09:05:132
135357099412,12cyclictest4497-21PK-Backend07:24:291
1353570994121,15cyclictest1359804-21df07:25:151
1353571994023,13cyclictest1381953-40apt-check08:25:562
135357199401,21cyclictest1364245-21file07:38:282
135357199401,19cyclictest1437236-21apt11:05:002
1353563994022,13cyclictest438-20systemd-journal10:17:290
135356399401,13cyclictest4497-21PK-Backend07:20:550
197399390,26rtkit-daemon0-21swapper/010:55:590
135357199398,12cyclictest34-21ksoftirqd/212:39:282
135357199397,28cyclictest976-21rs:main2
135357199395,16cyclictest0-21swapper/212:10:222
1353571993923,11cyclictest1441837-21sshd11:15:282
1353571993923,11cyclictest1441837-21sshd11:15:282
135357199392,18cyclictest1399623-21cron09:20:002
1353571993915,9cyclictest34-21ksoftirqd/211:42:132
1353571993915,9cyclictest34-21ksoftirqd/211:42:132
135357199391,21cyclictest1382845-21expr08:30:152
135357199391,19cyclictest1433787-21awk10:55:002
135357199391,13cyclictest1362717-21grep07:35:012
135357099391,33cyclictest1415377-21chrt10:03:241
135356399391,12cyclictest1368189-21turbostat07:50:000
135357199387,12cyclictest34-21ksoftirqd/209:04:062
135357199382,20cyclictest1358110-21hddtemp_smartct07:20:162
135357199381,22cyclictest1437674-21cpuspeed_turbos11:05:162
1353570993823,12cyclictest231irq_work/108:19:581
1353570993823,11cyclictest1366466-21munin-plugin-st07:45:001
1353570993823,11cyclictest1366466-21munin-plugin-st07:45:001
1353570993821,13cyclictest1444823-21fw_packets11:25:211
1353570993811,8cyclictest26-21ksoftirqd/111:57:221
135357199375,18cyclictest0-21swapper/209:13:192
1353571993720,13cyclictest1464866-21seq12:24:212
1353571993719,13cyclictest1463237-21pluginstate12:20:012
135357199371,31cyclictest1384333-21apt08:35:122
135357199371,21cyclictest1424796-21apt-key10:30:032
135357199371,21cyclictest1424796-21apt-key10:30:032
135357199371,17cyclictest1404870-21wc09:35:012
1353570993722,11cyclictest1451878-21sort11:45:221
1353570993722,11cyclictest1448849-21cat11:35:291
1353570993721,12cyclictest1454343-21seq11:52:301
135357099371,10cyclictest1385781-21cron08:40:001
1353563993730,4cyclictest4497-21PK-Backend09:21:550
1353563993726,7cyclictest937-21polkitd10:54:230
1353563993725,7cyclictest1364696-21cat07:40:020
135356399371,14cyclictest1417007-21taskset10:07:060
135356399371,14cyclictest1417007-21taskset10:07:060
197399360,28rtkit-daemon0-21swapper/208:55:072
14572172360,12sleep01457222-21needreboot12:00:220
1353571993623,9cyclictest34-21ksoftirqd/207:40:082
1353571993623,9cyclictest34-21ksoftirqd/207:40:082
135357199362,19cyclictest924-21NetworkManager10:15:102
1353571993620,12cyclictest1357384-21sshd07:19:282
135357199361,9cyclictest1389193-21sshd08:49:282
135357199361,31cyclictest3037-21gmain10:40:522
135357199361,20cyclictest1453079-21apt11:50:102
135357199361,20cyclictest1354323-21latency07:10:232
135357199361,19cyclictest438-20systemd-journal11:20:022
135357199361,17cyclictest1391106-21ls08:55:022
1353570993624,9cyclictest1420767-21mktemp10:20:011
1353570993621,11cyclictest1372300-21forks08:00:171
1353570993620,13cyclictest1356904-21wc07:15:291
1353570993620,12cyclictest1433761-21cron10:55:001
1353570993620,12cyclictest1418669-21seq10:11:121
1353570993620,11cyclictest1464123-21needreboot12:20:241
1353570993617,12cyclictest26-21ksoftirqd/111:11:311
1353570993616,17cyclictest4497-21PK-Backend09:50:001
1353563993621,11cyclictest1443094-21taskset11:20:180
1353563993620,12cyclictest1397193-21ntpq09:10:250
135356399361,32cyclictest1920-21kerneloops09:41:170
135356399361,32cyclictest1920-21kerneloops09:41:160
135356399361,15cyclictest1374311-21needreboot08:05:220
197399350,28rtkit-daemon0-21swapper/211:29:022
135357199352,18cyclictest0-21swapper/210:14:282
135357199351,18cyclictest1465261-21sort12:25:132
135357199351,18cyclictest1422563-40lsb_release10:23:042
135357199351,17cyclictest1408682-21cpuspeed_turbos09:45:132
135357099359,6cyclictest141rcu_preempt12:13:271
135357099358,10cyclictest26-21ksoftirqd/109:23:281
1353570993523,8cyclictest1367443-21tr07:45:231
1353570993520,11cyclictest1355022-21seq07:12:401
1353570993519,12cyclictest1386460-21fw_packets08:40:191
1353570993519,11cyclictest1446754-21sort11:30:211
135356399358,5cyclictest141rcu_preempt09:15:280
1353563993527,5cyclictest0-21swapper/008:28:150
1353563993523,9cyclictest1424472-21apt10:30:000
1353563993522,9cyclictest1411882-21pkexec09:53:070
135356399352,14cyclictest1362635-21apt07:35:010
135356399351,9cyclictest0-21swapper/009:01:440
1353563993519,11cyclictest1450469-21cut11:40:260
1353563993519,11cyclictest1450469-21cut11:40:250
135356399351,30cyclictest4497-21PK-Backend08:14:550
135356399351,30cyclictest1430275-21turbostat10:45:000
135356399351,29cyclictest4497-21PK-Backend12:20:100
135356399351,13cyclictest4497-21PK-Backend08:00:080
135356399351,10cyclictest4497-21PK-Backend12:10:220
135357199345,10cyclictest34-21ksoftirqd/211:32:302
135357199342,17cyclictest0-21swapper/207:51:582
1353571993420,10cyclictest1413192-21seq09:55:272
1353571993418,12cyclictest1411185-21cat09:50:242
1353571993418,11cyclictest1406950-21sort09:40:142
1353571993418,11cyclictest1406950-21sort09:40:142
135357199341,12cyclictest1423197-21grep10:25:142
1353570993426,5cyclictest0-21swapper/109:07:071
1353570993422,7cyclictest1436135-21sh11:00:141
1353570993420,9cyclictest1380627-21grep08:25:021
1353570993419,11cyclictest1456931-21entropy12:00:181
1353570993419,11cyclictest1425735-21ntpq10:30:241
1353570993419,11cyclictest1425735-21ntpq10:30:241
1353570993418,11cyclictest1387882-21cpuspeed_turbos08:45:111
135357099341,6cyclictest4497-21PK-Backend08:30:271
1353570993416,14cyclictest1370552-21df_inode07:55:161
135357099341,4cyclictest141rcu_preempt10:50:001
135357099341,30cyclictest0-21swapper/111:07:311
135357099341,29cyclictest4497-21PK-Backend09:04:181
135356399348,6cyclictest141rcu_preempt12:34:260
1353563993421,10cyclictest1459752-21perf12:10:000
1353563993421,10cyclictest1459752-21perf12:09:590
1353563993420,10cyclictest1440684-21cron11:15:000
135356399341,9cyclictest0-21swapper/009:38:020
1353563993419,11cyclictest1452226-21seq11:45:290
1353563993419,11cyclictest1418493-21sed10:10:290
1353563993418,11cyclictest1380030-21seq08:21:460
1353563993417,12cyclictest1447410-21sshd11:32:280
1353563993416,13cyclictest1365683-21ntpq07:40:240
1353563993416,13cyclictest1365683-21ntpq07:40:240
1353563993416,12cyclictest1448282-21awk11:35:180
135356399341,30cyclictest4497-21PK-Backend08:40:260
135356399341,29cyclictest4497-21PK-Backend07:19:260
197399330,26rtkit-daemon1972-21rtkit-daemon11:48:172
1353571993318,11cyclictest1368046-21sshd07:48:282
135357199331,16cyclictest0-21swapper/212:00:112
135357199331,15cyclictest4497-21PK-Backend08:20:002
1353571993310,8cyclictest141rcu_preempt08:25:022
1353570993320,9cyclictest26-21ksoftirqd/110:41:021
1353570993319,10cyclictest1468005-21sed12:30:301
1353570993318,10cyclictest1469792-21sshd12:35:491
1353570993318,10cyclictest1410848-21expr09:50:161
1353570993317,11cyclictest438-20systemd-journal11:41:101
1353570993317,11cyclictest438-20systemd-journal11:41:101
135357099331,29cyclictest4497-21PK-Backend11:18:281
135357099331,29cyclictest4497-21PK-Backend11:18:281
135357099331,29cyclictest4497-21PK-Backend08:11:461
135356399338,6cyclictest141rcu_preempt10:00:190
1353563993325,5cyclictest0-21swapper/012:27:090
1353563993322,7cyclictest1388456-21tail08:45:200
135356399331,9cyclictest0-21swapper/008:54:150
1353563993319,10cyclictest1421132-21mktemp10:20:020
1353563993318,11cyclictest1383257-21needreboot08:30:280
1353563993317,12cyclictest1469060-21fw_packets12:35:160
135356399331,29cyclictest4497-21PK-Backend10:33:190
135356399331,29cyclictest4497-21PK-Backend10:33:190
135356399331,28cyclictest4497-21PK-Backend09:06:020
135356399331,27cyclictest4497-21PK-Backend11:50:040
135356399331,10cyclictest1412785-21chrt09:55:180
1353571993217,11cyclictest1415762-21find10:05:092
1353571993217,11cyclictest1415762-21find10:05:092
1353570993226,4cyclictest0-21swapper/111:00:001
1353570993218,10cyclictest1412376-21ls09:55:121
1353570993218,10cyclictest1369957-21ls07:55:011
1353570993216,12cyclictest1397333-21switchtime09:10:301
135357099321,4cyclictest4497-21PK-Backend09:34:571
135357099321,4cyclictest4497-21PK-Backend08:06:271
135357099321,4cyclictest0-21swapper/111:21:351
135357099321,4cyclictest0-21swapper/108:56:101
1353563993221,7cyclictest1436570-21wc11:00:260
1353563993221,7cyclictest1353890-21cpuspeed_turbos07:10:120
1353563993220,8cyclictest1408730-21cpuspeed_turbos09:45:130
1353563993218,10cyclictest1368580-21tr07:50:140
1353563993217,11cyclictest1441812-21cut11:15:260
1353563993217,11cyclictest1441812-21cut11:15:260
1353563993215,13cyclictest923-21dbus-daemon11:10:010
135356399321,29cyclictest0-21swapper/009:32:390
135356399321,28cyclictest4497-21PK-Backend09:27:010
135356399321,27cyclictest4497-21PK-Backend12:15:260
135356399321,27cyclictest4497-21PK-Backend10:48:400
135357099315,22cyclictest1364267-21chrt07:38:281
135357099311,4cyclictest4497-21PK-Backend12:05:221
135357099311,4cyclictest4497-21PK-Backend12:05:221
135357099311,4cyclictest4497-21PK-Backend10:35:561
135357099311,28cyclictest0-21swapper/108:52:061
1353563993121,5cyclictest13-21ksoftirqd/007:55:220
1353563993119,8cyclictest1360155-21grep07:25:240
1353563993118,9cyclictest1392062-21processes08:55:270
1353563993117,10cyclictest1385834-21grep08:40:010
1353570993014,12cyclictest1416361-21load10:05:201
1353570993014,12cyclictest1416361-21load10:05:201
1353570992915,10cyclictest1423175-21tr10:25:141
1353570992914,11cyclictest1361369-21cstates07:30:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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