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2026-01-21 - 11:39
[ 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 376 highest latencies:
System rackcslot7s.osadl.org (updated Wed Jan 21, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
164329923080,8sleep00-21swapper/019:05:140
164329923080,8sleep00-21swapper/019:05:140
1973991090,8rtkit-daemon1972-21rtkit-daemon23:30:381
16983842960,6sleep04497-21PK-Backend21:40:230
197399920,7rtkit-daemon1972-21rtkit-daemon19:10:441
197399770,67rtkit-daemon0-21swapper/119:08:201
197399770,67rtkit-daemon0-21swapper/119:08:201
164424727639,9sleep30-21swapper/319:07:433
164424727639,9sleep30-21swapper/319:07:433
17434512730,8sleep24497-21PK-Backend23:50:122
17434512730,8sleep24497-21PK-Backend23:50:122
16939372710,5sleep10-21swapper/121:30:011
16636182670,16sleep342-21ksoftirqd/320:00:263
16528262640,5chrt0-21swapper/019:30:160
164412426445,13sleep20-21swapper/219:06:082
164412426445,13sleep20-21swapper/219:06:082
197399620,10rtkit-daemon1972-21rtkit-daemon23:47:391
16688172600,8sleep24497-21PK-Backend20:15:382
197399590,9rtkit-daemon1972-21rtkit-daemon22:02:581
16549152580,7sleep30-21swapper/319:35:223
197399570,9rtkit-daemon1972-21rtkit-daemon19:26:030
164456499550,51cyclictest1972-21rtkit-daemon23:30:370
197399530,8rtkit-daemon1972-21rtkit-daemon19:38:200
16715112530,3sleep10-21swapper/120:25:111
164456499490,45cyclictest1972-21rtkit-daemon19:10:450
16925632480,7chrt4497-21PK-Backend21:25:130
1644574994722,21cyclictest1721783-21unin-run22:50:003
1644574994624,18cyclictest1054-21snmpd21:05:413
1644569994526,14cyclictest1036-21gdbus20:39:572
1644569994526,14cyclictest1036-21gdbus20:39:572
1644574994315,9cyclictest1757505-21grep00:30:133
16860732420,5sleep2331rcuc/221:05:242
1644569994228,10cyclictest1751882-21sleep00:15:012
1644569994223,6cyclictest34-21ksoftirqd/200:30:192
1644569994213,11cyclictest141rcu_preempt21:20:002
164456499422,16cyclictest1746691-40logrotate00:00:010
16753622410,15sleep126-21ksoftirqd/120:35:161
16753622410,15sleep126-21ksoftirqd/120:35:161
1644574994127,9cyclictest438-20systemd-journal19:17:003
1644569994126,11cyclictest1657393-21cron19:45:012
164456499410,37cyclictest1972-21rtkit-daemon23:51:480
164456499410,37cyclictest1972-21rtkit-daemon23:51:470
197399400,30rtkit-daemon0-21swapper/320:46:123
1644574994024,12cyclictest1743174-21cron23:50:013
1644574994015,6cyclictest141rcu_preempt21:50:143
164456999408,19cyclictest1740902-21grep23:40:292
1644569994026,10cyclictest34-21ksoftirqd/220:05:172
1644569994023,6cyclictest34-21ksoftirqd/200:20:002
1644569994023,5cyclictest34-21ksoftirqd/223:02:062
1644569994023,5cyclictest34-21ksoftirqd/223:02:062
1644569994022,14cyclictest1673016-21unin-run20:30:002
1644569994018,18cyclictest1660872-21munin-run19:55:002
1644569994012,11cyclictest438-20systemd-journal23:29:562
197399390,26rtkit-daemon4497-21PK-Backend22:16:583
197399390,26rtkit-daemon4497-21PK-Backend21:34:143
164457499399,26cyclictest1735378-21cat23:25:273
1644574993923,11cyclictest42-21ksoftirqd/322:10:243
1644574993918,6cyclictest141rcu_preempt21:45:023
164457499391,35cyclictest1681302-21taskset20:50:543
1644574993912,8cyclictest42-21ksoftirqd/319:25:353
1644569993922,6cyclictest34-21ksoftirqd/221:23:592
164456799392,19cyclictest1649374-21grep19:20:201
164456499397,19cyclictest13-21ksoftirqd/000:05:150
1644564993925,10cyclictest923-21dbus-daemon23:39:560
1644564993919,16cyclictest1703843-21python321:55:260
164457499386,6cyclictest141rcu_preempt23:40:133
1644574993823,10cyclictest438-20systemd-journal21:19:303
164456999382,31cyclictest1701625-21diskstats21:50:182
1644569993823,11cyclictest1715254-21tr22:30:132
1644569993822,5cyclictest34-21ksoftirqd/221:29:592
1644569993821,5cyclictest34-21ksoftirqd/222:40:212
1644567993823,10cyclictest1747645-21ntp_kernel_err00:00:251
1644567993821,13cyclictest1714307-21sshd22:25:291
1644564993820,14cyclictest13-21ksoftirqd/021:50:010
197399370,25rtkit-daemon0-21swapper/322:21:433
197399370,25rtkit-daemon0-21swapper/321:04:563
197399370,25rtkit-daemon0-21swapper/321:04:553
197399370,24rtkit-daemon0-21swapper/321:49:513
164457499379,10cyclictest1724543-21proc_pri22:55:263
164457499375,9cyclictest42-21ksoftirqd/320:00:003
1644574993727,6cyclictest4092-21snapd21:10:453
1644574993726,7cyclictest1692940-21needreboot21:25:213
1644574993726,7cyclictest1137-21runrttasks23:55:123
1644574993723,10cyclictest42-21ksoftirqd/323:35:133
1644574993723,10cyclictest1653933-21cron19:35:003
1644574993722,11cyclictest1723473-21cron22:55:003
1644574993719,14cyclictest42-21ksoftirqd/320:19:553
1644574993710,23cyclictest1733619-21switchtime23:20:293
1644569993721,5cyclictest34-21ksoftirqd/220:20:122
1644569993721,11cyclictest1705653-21threads22:00:292
1644569993720,12cyclictest438-20systemd-journal21:35:002
1644569993713,13cyclictest1648337-21seq19:18:452
164456499370,33cyclictest1972-21rtkit-daemon00:28:050
197399360,25rtkit-daemon0-21swapper/320:56:063
197399360,25rtkit-daemon0-21swapper/320:31:463
197399360,24rtkit-daemon4497-21PK-Backend19:54:163
1644574993627,6cyclictest924-21NetworkManager20:11:433
1644574993623,9cyclictest42-21ksoftirqd/300:15:253
1644574993623,8cyclictest1756172-21memory00:25:223
1644574993623,10cyclictest42-21ksoftirqd/320:40:303
164457499362,12cyclictest1736806-21df_inode23:30:133
1644574993619,12cyclictest1754204-21expr00:20:153
1644574993618,6cyclictest141rcu_preempt22:29:313
164457499361,31cyclictest42-21ksoftirqd/323:00:063
164457499361,31cyclictest42-21ksoftirqd/323:00:063
164457499361,14cyclictest1672267-21ntpq20:25:243
1644569993625,6cyclictest34-21ksoftirqd/223:30:082
1644569993620,12cyclictest1646168-21sshd19:14:272
1644569993619,6cyclictest34-21ksoftirqd/220:40:242
1644569993619,12cyclictest438-20systemd-journal19:34:592
1644569993618,14cyclictest1655849-21latency_hist19:40:012
164456799365,6cyclictest141rcu_preempt23:58:231
1644567993621,12cyclictest1647201-21ls19:15:121
1644567993620,12cyclictest923-21dbus-daemon21:38:071
1644567993620,12cyclictest1706926-21cut22:05:201
1644567993619,13cyclictest1743791-21expr23:50:141
1644567993619,13cyclictest1743791-21expr23:50:141
164456799361,12cyclictest17081662apt22:10:101
164456499368,7cyclictest17349632ls23:25:180
1644564993623,9cyclictest13-21ksoftirqd/020:10:130
164456499362,10cyclictest0-21swapper/020:44:590
1644564993620,12cyclictest923-21dbus-daemon00:35:010
1644564993620,11cyclictest438-20systemd-journal21:05:000
1644564993620,11cyclictest438-20systemd-journal21:04:590
1644564993620,11cyclictest438-20systemd-journal19:57:040
1644564993618,13cyclictest438-20systemd-journal22:30:000
197399350,28rtkit-daemon0-21swapper/022:03:540
197399350,24rtkit-daemon4497-21PK-Backend19:46:543
197399350,23rtkit-daemon4497-21PK-Backend00:03:393
16452272350,4sleep30-21swapper/319:10:193
1644574993524,7cyclictest1675658-21grep20:35:223
1644574993524,7cyclictest1675658-21grep20:35:213
1644574993524,5cyclictest42-21ksoftirqd/321:57:283
1644574993523,7cyclictest1759195-21grep00:35:143
1644574993522,10cyclictest42-21ksoftirqd/322:05:203
1644574993521,10cyclictest42-21ksoftirqd/321:20:283
1644574993519,12cyclictest42-21ksoftirqd/300:05:223
1644574993519,12cyclictest1648847-21tr19:20:113
1644574993518,12cyclictest42-21ksoftirqd/321:35:213
1644574993517,6cyclictest141rcu_preempt20:24:103
1644574993510,21cyclictest1727635-21cpuspeed_turbos23:05:113
164456999358,7cyclictest1710268-21diskstats22:15:142
1644569993524,8cyclictest1723640-21cat22:55:012
1644569993520,11cyclictest923-21dbus-daemon19:30:012
1644569993520,11cyclictest1732150-21sshd23:16:292
1644569993520,11cyclictest1728690-21sshd23:06:302
1644569993520,11cyclictest1684133-21uname21:00:222
1644569993520,11cyclictest1684133-21uname21:00:222
1644569993519,12cyclictest1678679-21expr20:45:132
1644569993518,13cyclictest1724998-21seq22:57:252
1644569993513,19cyclictest1681629-21dump-pmu-power20:55:002
1644569993511,7cyclictest1756774-21taskset00:26:402
1644567993520,11cyclictest1687965-21smartctl21:10:281
164456799351,14cyclictest4497-21PK-Backend19:38:321
164456499357,14cyclictest141rcu_preempt23:10:280
1644564993520,11cyclictest1719510-21threads22:40:290
1644564993520,11cyclictest1696863-21awk21:35:260
1644564993519,12cyclictest923-21dbus-daemon00:20:000
1644564993518,13cyclictest1675733-21ntp_states20:35:250
1644564993518,13cyclictest1675733-21ntp_states20:35:240
164456499351,15cyclictest1727256-21perf23:05:010
164456499351,15cyclictest1727256-21perf23:05:000
197399340,25rtkit-daemon1972-21rtkit-daemon19:23:030
164457499342,27cyclictest1718957-21hddtemp_smartct22:40:183
1644574993421,10cyclictest42-21ksoftirqd/323:14:353
1644574993419,11cyclictest1717630-21wc22:35:253
1644574993417,12cyclictest1745010-21sed23:55:023
1644574993417,12cyclictest1745010-21sed23:55:013
1644574993416,14cyclictest1705429-21ntpq22:00:233
1644574993416,13cyclictest1750758-21df00:10:163
164456999349,7cyclictest1729214-21taskset23:10:042
1644569993424,7cyclictest1137-21runrttasks00:20:202
1644569993424,6cyclictest34-21ksoftirqd/221:35:202
1644569993419,11cyclictest1733065-21expr23:20:132
1644569993418,12cyclictest1707389-21wc22:05:272
164456999341,6cyclictest4497-21PK-Backend20:55:122
1644569993413,8cyclictest1704666-21cut22:00:022
1644569993412,11cyclictest141rcu_preempt21:45:262
164456799343,6cyclictest141rcu_preempt00:10:371
1644567993420,10cyclictest1739703-21systemd-run23:40:011
1644567993420,10cyclictest1728968-21cron23:14:551
164456799341,9cyclictest4497-21PK-Backend22:59:261
1644567993419,11cyclictest1682245-21expr20:55:141
1644567993419,10cyclictest1692218-21grep21:25:021
1644567993418,12cyclictest1749667-21cat00:05:291
1644567993418,12cyclictest1668123-21cat20:15:121
1644567993418,11cyclictest1700090-21load21:45:191
1644567993414,8cyclictest141rcu_preempt19:40:421
164456799341,14cyclictest4497-21PK-Backend20:47:431
164456799341,14cyclictest1652274-21apt-config19:30:021
1644567993411,12cyclictest976-21rs:main1
1644564993421,9cyclictest13-21ksoftirqd/020:10:030
1644564993418,12cyclictest1670545-21ntpq20:20:240
1644564993417,13cyclictest1674000-21ntp_states20:30:240
164456499341,5cyclictest4497-21PK-Backend00:35:050
164456499341,12cyclictest1747526-21cat00:00:230
164457499338,6cyclictest141rcu_preempt23:15:133
1644574993320,10cyclictest42-21ksoftirqd/320:05:113
164457499331,4cyclictest0-21swapper/322:31:363
1644569993323,5cyclictest34-21ksoftirqd/221:14:542
1644569993319,10cyclictest1661702-21sed19:55:202
1644569993318,11cyclictest1667032-21awk20:10:232
1644569993317,12cyclictest1716940-21cpuspeed_turbos22:35:112
1644569993317,12cyclictest1673626-21diskstats20:30:142
164456999331,5cyclictest4497-21PK-Backend23:49:562
1644569993315,13cyclictest1649084-21df_inode19:20:142
164456999331,29cyclictest4497-21PK-Backend22:27:112
164456999331,29cyclictest0-21swapper/221:41:322
1644569993312,5cyclictest141rcu_preempt20:00:202
1644567993326,5cyclictest0-21swapper/121:06:031
1644567993323,6cyclictest1722188-21cpuspeed_turbos22:50:141
1644567993322,7cyclictest1670704-21switchtime20:20:281
164456799331,9cyclictest4497-21PK-Backend00:31:501
1644567993319,10cyclictest1661503-21seq19:55:151
164456799331,8cyclictest4497-21PK-Backend23:24:211
1644567993317,12cyclictest1717349-21grep22:35:191
1644567993317,12cyclictest1694389-21df21:30:171
1644567993316,13cyclictest1663042-21grep20:00:131
164456799331,4cyclictest4497-21PK-Backend20:05:031
1644567993313,8cyclictest141rcu_preempt21:42:451
164456799331,29cyclictest4497-21PK-Backend23:07:231
164456799331,29cyclictest4497-21PK-Backend22:23:551
164456799331,16cyclictest1721763-21dump-pmu-power22:50:001
164456799331,14cyclictest4497-21PK-Backend21:02:521
164456799331,14cyclictest4497-21PK-Backend21:02:511
164456499337,10cyclictest13-21ksoftirqd/022:15:020
1644564993323,6cyclictest1721757-21turbostat22:49:590
1644564993322,7cyclictest1682040-21cpuspeed_turbos20:55:140
1644564993319,10cyclictest1732529-21cat23:20:020
1644564993318,11cyclictest1716038-21threads22:30:290
1644564993318,11cyclictest1695481-21apt-get21:34:590
1644564993317,11cyclictest438-20systemd-journal19:50:280
1644564993316,14cyclictest4497-21PK-Backend22:10:010
1644564993316,13cyclictest1657928-21ls19:45:130
164456499331,29cyclictest4497-21PK-Backend19:40:120
164456499331,29cyclictest0-21swapper/023:24:250
164456499331,28cyclictest1689593-21awk21:15:270
1644574993222,6cyclictest42-21ksoftirqd/319:40:243
164456999327,9cyclictest141rcu_preempt00:07:482
1644569993226,4cyclictest0-21swapper/219:46:472
1644569993220,8cyclictest28750irq/122-ahci[0022:15:002
1644569993217,11cyclictest1739217-21sed23:35:282
1644569993216,11cyclictest1074-21lldpd22:21:412
1644569993215,12cyclictest1759730-21netstat00:35:232
1644569993215,12cyclictest1745529-21cat23:55:142
164456999321,28cyclictest0-21swapper/200:02:532
1644567993226,4cyclictest0-21swapper/121:18:321
1644567993225,5cyclictest0-21swapper/121:58:531
1644567993224,5cyclictest4497-21PK-Backend20:42:171
1644567993219,9cyclictest1651320-21smartctl19:25:271
1644567993218,10cyclictest1702709-21sh21:54:591
1644567993216,12cyclictest1731397-21cat23:15:181
1644567993216,12cyclictest1658559-21awk19:45:281
1644567993216,11cyclictest438-20systemd-journal23:42:481
1644567993215,13cyclictest1753373-21sshd00:17:281
164456799321,4cyclictest4497-21PK-Backend00:22:451
164456799321,4cyclictest0-21swapper/120:51:581
164456799321,4cyclictest0-21swapper/100:27:071
1644567993214,13cyclictest438-20systemd-journal20:30:031
164456799321,28cyclictest4497-21PK-Backend22:42:021
164456799321,13cyclictest4497-21PK-Backend22:31:061
164456499324,6cyclictest141rcu_preempt19:15:030
164456499324,5cyclictest141rcu_preempt20:45:280
1644564993222,6cyclictest1755314-21sh00:24:590
1644564993218,10cyclictest1669646-21cat20:20:010
1644564993217,11cyclictest1711834-21cat22:20:120
1644564993216,11cyclictest1742843-21sshd23:46:300
1644564993215,12cyclictest1741392-21cron23:45:010
164456499321,28cyclictest0-21swapper/020:25:140
164456499321,11cyclictest4497-21PK-Backend22:35:220
1644569993116,11cyclictest1721217-21cat22:45:302
164456799311,4cyclictest4497-21PK-Backend23:29:341
164456499314,11cyclictest141rcu_preempt22:55:190
1644564993121,5cyclictest13-21ksoftirqd/021:08:270
1644564993120,7cyclictest1750127-21latency_hist00:10:030
1644564993120,7cyclictest1711361-21grep22:20:000
1644564993119,8cyclictest1662988-21grep20:00:130
164456499311,4cyclictest4497-21PK-Backend21:50:550
164456499311,4cyclictest0-21swapper/023:06:350
164456499311,4cyclictest0-21swapper/022:53:090
164456499311,27cyclictest0-21swapper/021:20:540
164456499311,10cyclictest4497-21PK-Backend20:55:020
1644567993024,4cyclictest0-21swapper/122:16:231
1644567993015,11cyclictest1660401-21cat19:50:291
164456799301,15cyclictest4497-21PK-Backend00:35:241
1644567992916,9cyclictest1725804-21ls23:00:121
1644567992916,9cyclictest1725804-21ls23:00:121
164456499292,11cyclictest13-21ksoftirqd/021:10:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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