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2026-02-10 - 13:57
[ 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 Tue Feb 10, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
663729785,8sleep00-21swapper/019:09:500
535729766,9sleep30-21swapper/319:05:193
635429064,9sleep20-21swapper/219:06:112
642228063,13sleep10-21swapper/119:07:021
24222650,0sleep30-21swapper/323:44:043
149372590,0sleep00-21swapper/023:31:470
41152530,0sleep00-21swapper/021:30:380
673899370,19cyclictest0-21swapper/100:20:141
674299322,29cyclictest32134-21diskmemload21:25:222
674299303,23cyclictest0-21swapper/223:26:542
674299293,25cyclictest32134-21diskmemload21:32:352
674299291,25cyclictest225-21systemd-journal21:41:142
674299290,1cyclictest0-21swapper/222:04:272
673899290,26cyclictest38150irq/131-snd_hda22:57:201
6742992825,3cyclictest0-21swapper/222:14:442
674299280,1cyclictest0-21swapper/222:54:352
674299280,1cyclictest0-21swapper/221:15:142
674299273,23cyclictest32134-21diskmemload23:42:242
674299273,23cyclictest32134-21diskmemload23:37:152
674299272,24cyclictest32134-21diskmemload00:06:532
674299270,26cyclictest0-21swapper/200:10:132
674299270,24cyclictest0-21swapper/223:05:162
674299261,8cyclictest32134-21diskmemload23:12:362
674299261,3cyclictest32643-21apache_volume21:10:132
674299260,2cyclictest0-21swapper/223:47:402
674299260,1cyclictest0-21swapper/223:59:222
674299254,21cyclictest32134-21diskmemload00:02:542
674299253,21cyclictest32134-21diskmemload22:22:032
674299253,21cyclictest32134-21diskmemload00:30:422
674299252,2cyclictest0-21swapper/200:26:262
674299250,6cyclictest32134-21diskmemload21:59:552
674299250,3cyclictest55650irq/127-enp2s0-23:03:292
674299250,3cyclictest55650irq/127-enp2s0-23:03:292
674299250,24cyclictest0-21swapper/223:33:192
674299250,1cyclictest0-21swapper/223:21:532
674299250,1cyclictest0-21swapper/222:06:482
674299244,18cyclictest32134-21diskmemload22:31:092
674299242,21cyclictest15317-21apt-config20:35:002
674299242,1cyclictest32134-21diskmemload21:51:492
674299240,3cyclictest0-21swapper/220:10:132
674299240,1cyclictest0-21swapper/200:15:112
674299240,18cyclictest0-21swapper/221:21:582
674499230,6cyclictest0-21swapper/322:10:563
674299233,19cyclictest0-21swapper/222:45:272
674299232,4cyclictest32134-21diskmemload21:39:492
674299232,20cyclictest29135-21unixbench_singl21:45:262
674299231,1cyclictest9080-21munin-run19:15:002
674299230,2cyclictest0-21swapper/223:18:222
674299230,1cyclictest0-21swapper/223:50:582
673899230,0cyclictest0-21swapper/121:45:051
674499222,2cyclictest141rcu_preempt22:00:163
674299222,1cyclictest18709-21rm22:36:522
674299222,17cyclictest30780-21apache_accesses20:00:112
674299221,2cyclictest32583-21ps00:20:222
674299221,2cyclictest32134-21diskmemload22:58:532
674299220,2cyclictest25985-21/usr/sbin/munin19:50:142
674299220,21cyclictest0-21swapper/219:35:132
674299220,1cyclictest32134-21diskmemload00:35:342
673899223,5cyclictest22106-21kernelversion23:55:201
674499211,2cyclictest32134-21diskmemload22:40:083
674299211,1cyclictest32134-21diskmemload22:16:352
674299210,3cyclictest17540-21cat19:30:192
674299210,1cyclictest0-21swapper/222:41:372
674299210,1cyclictest0-21swapper/220:05:142
673899210,2cyclictest141rcu_preempt21:41:251
674499200,1cyclictest0-21swapper/300:20:143
674299201,1cyclictest32134-21diskmemload22:26:402
674299200,1cyclictest0-21swapper/220:40:212
673899201,18cyclictest32134-21diskmemload22:35:461
673899200,2cyclictest0-21swapper/123:35:271
673499201,11cyclictest20477-21hostname22:00:140
674499192,2cyclictest141rcu_preempt21:52:163
6744991918,1cyclictest0-21swapper/300:16:153
674499190,1cyclictest0-21swapper/300:07:173
674299192,13cyclictest225-21systemd-journal21:10:002
674299191,17cyclictest537-21snmpd19:25:132
673899190,1cyclictest18177-21expr23:15:141
6734991917,1cyclictest0-21swapper/023:55:420
673499190,18cyclictest0-21swapper/021:20:010
674299180,1cyclictest0-21swapper/220:55:122
6738991818,0cyclictest0-21swapper/122:31:591
6738991816,1cyclictest32134-21diskmemload23:31:531
6738991814,1cyclictest0-21swapper/122:16:181
6734991816,1cyclictest0-21swapper/000:16:310
674499177,3cyclictest15949-21apt-get00:30:143
674499172,4cyclictest0-21swapper/322:47:373
674499172,1cyclictest7391-21apache_accesses00:25:133
674299171,2cyclictest25291-21grep19:45:282
674299170,2cyclictest22028-21gltestperf19:40:162
674299170,2cyclictest22028-21gltestperf19:40:162
673899170,17cyclictest0-21swapper/122:27:441
673899170,17cyclictest0-21swapper/121:28:181
673899170,14cyclictest0-21swapper/100:00:141
674499160,1cyclictest0-21swapper/321:30:253
674299161,2cyclictest8172-21apt-get20:20:132
674299160,1cyclictest17290-21sort20:35:262
674299160,1cyclictest0-21swapper/220:15:322
674299160,14cyclictest0-21swapper/219:55:232
6738991616,0cyclictest0-21swapper/121:30:371
673899160,2cyclictest0-21swapper/123:27:201
673899160,1cyclictest0-21swapper/100:15:371
673499160,15cyclictest0-21swapper/000:10:270
674299150,1cyclictest12370-21fschecks_count19:20:162
674299150,1cyclictest0-21swapper/220:50:122
673899153,9cyclictest27366-21awk21:00:001
673899153,8cyclictest225-21systemd-journal21:20:001
6738991512,2cyclictest0-21swapper/122:03:291
673899150,15cyclictest0-21swapper/122:50:121
673499153,6cyclictest25770-21basename19:50:010
673499151,8cyclictest22811-21idleruntime-cro22:40:000
673499151,7cyclictest15779-21munin-run22:55:000
6734991514,1cyclictest0-21swapper/021:35:550
6734991511,3cyclictest18337-21grep23:15:140
673499150,14cyclictest0-21swapper/000:32:120
673499150,13cyclictest0-21swapper/000:20:140
674499149,3cyclictest19268-21ssh23:15:223
674499147,4cyclictest32134-21diskmemload21:50:013
674499146,6cyclictest335-21apache222:09:443
6744991411,2cyclictest20042-21ssh21:40:213
674499141,0cyclictest0-21swapper/323:12:043
6744991410,3cyclictest22266-21wc00:15:003
6744991410,3cyclictest10714-21sed21:15:263
674299142,2cyclictest12659-21taskset20:27:312
674299141,12cyclictest0-21swapper/220:45:262
674299140,2cyclictest11235-21sshd19:17:142
6738991412,1cyclictest0-21swapper/123:03:181
6738991412,1cyclictest0-21swapper/123:03:181
6738991410,3cyclictest30761-21grep22:05:281
6738991410,3cyclictest16748-21head00:30:181
673899140,13cyclictest0-21swapper/100:37:341
673899140,0cyclictest0-21swapper/123:12:081
6734991410,3cyclictest13585-21turbostat00:10:000
121112140,1chrt39-21ksoftirqd/322:52:113
674499139,3cyclictest1466-21cat21:30:003
674499139,2cyclictest28254-21cut21:00:173
674499139,1cyclictest0-21swapper/320:00:123
674499137,4cyclictest537-21snmpd22:37:303
6744991310,2cyclictest6634-21chrt21:13:463
6744991310,2cyclictest6475-21grep20:15:173
6744991310,2cyclictest29714-21ssh22:24:563
6744991310,2cyclictest21417-21wc23:35:263
6744991310,2cyclictest16346-21rm21:38:343
674499130,4cyclictest0-21swapper/300:00:323
674499130,2cyclictest0-21swapper/322:27:293
674299132,7cyclictest225-21systemd-journal21:00:142
673899139,3cyclictest6918-21sed00:05:211
673899139,3cyclictest22795-21ssh22:20:181
6738991310,2cyclictest6387-21grep20:15:171
6738991310,2cyclictest32111-21cron21:10:011
6738991310,2cyclictest2902-21cron20:10:001
6738991310,2cyclictest26154-21wget19:50:141
6738991310,2cyclictest13264-21grep20:30:141
6738991310,2cyclictest10318-21grep21:35:121
673899130,13cyclictest0-21swapper/121:12:591
673899130,12cyclictest22916-21grep19:40:261
673899130,12cyclictest22916-21grep19:40:261
673899130,12cyclictest13209-21ssh21:55:211
673499139,3cyclictest30005-21grep19:55:260
673499139,3cyclictest27084-21grep23:20:180
673499134,3cyclictest21618-21users23:35:270
6734991311,1cyclictest0-21swapper/021:10:130
6734991310,2cyclictest7685-21grep19:10:190
6734991310,2cyclictest31309-21wc21:05:510
6734991310,2cyclictest23582-21grep20:50:160
6734991310,2cyclictest20587-21sort21:40:270
6734991310,2cyclictest16942-21grep20:35:210
6734991310,2cyclictest11407-21grep20:25:180
6734991310,1cyclictest32134-21diskmemload00:29:120
673499130,9cyclictest0-21swapper/019:15:140
674499129,2cyclictest30237-21grep21:05:143
674499129,2cyclictest24500-21grep20:50:253
674499129,2cyclictest24450-21grep00:35:143
674499129,2cyclictest24258-21systemctl23:00:003
674499129,2cyclictest20517-21ls23:55:003
674499129,2cyclictest18860-21grep20:40:173
674499128,3cyclictest3097-21ssh23:25:163
674499128,3cyclictest20972-21cron19:40:003
674499128,3cyclictest11846-21sort23:30:153
674499123,7cyclictest923-21apt-get23:05:153
674499120,11cyclictest7706-21head19:10:193
674499120,11cyclictest14475-21irqstats22:15:193
673899129,2cyclictest786-21grep22:45:221
673899129,2cyclictest32115-21chrt23:42:021
673899129,2cyclictest24364-21tail19:45:191
673899129,2cyclictest17269-21head19:30:171
673899129,2cyclictest14964-21head00:10:181
673899129,2cyclictest14669-21grep19:25:141
673899129,2cyclictest10440-21grep20:25:001
673899128,2cyclictest13713-21wc23:50:201
673899128,2cyclictest11362-21awk21:55:001
673899120,2cyclictest0-21swapper/122:40:131
673499129,2cyclictest9824-21grep20:20:270
673499129,2cyclictest3921-21ssh23:25:230
673499129,2cyclictest27518-21ssh00:36:190
673499129,2cyclictest26933-21wc21:25:200
673499129,2cyclictest19119-21tr19:35:140
673499128,3cyclictest32253-21sort20:00:400
673499123,4cyclictest10796-21awk21:15:280
673499121,3cyclictest1142-21runrttasks21:53:450
674499119,1cyclictest17201-21ssh21:20:043
674499118,2cyclictest9183-21ssh22:31:003
674499118,2cyclictest8452-21grep20:20:143
674499118,2cyclictest3430-21cut20:10:143
674499118,2cyclictest27015-21ssh23:20:183
674499118,2cyclictest26931-21head20:55:263
674499118,2cyclictest24959-21cut23:00:153
674499118,2cyclictest24959-21cut23:00:153
674499118,2cyclictest24115-21ssh23:56:173
674499118,2cyclictest21599-21cut20:45:193
674499118,2cyclictest16855-21cat19:30:153
674499118,2cyclictest14873-21head19:25:163
674499118,2cyclictest13989-21date19:25:003
674499118,2cyclictest11795-21sh21:55:103
674499118,2cyclictest11662-21cat20:25:203
674499115,2cyclictest225-21systemd-journal19:50:003
674499112,1cyclictest6728-21cyclictest23:46:043
673899118,2cyclictest7295-21ssh00:25:101
673899118,2cyclictest7256-21tr19:10:171
673899118,2cyclictest3248-21ssh23:05:431
673899118,2cyclictest24806-21taskset20:53:011
673899118,2cyclictest21806-21ssh21:22:171
673899118,2cyclictest12648-21seq20:27:231
673899118,2cyclictest11195-21ssh22:13:421
673899118,2cyclictest10077-21tail19:15:171
673899110,10cyclictest5196-21cut23:45:181
673899110,10cyclictest31404-21ssh23:22:511
673499119,1cyclictest1291-21expr23:05:160
673499118,2cyclictest7902-21perf20:20:000
673499118,2cyclictest5500-21ls23:45:200
673499118,2cyclictest5095-21apache_volume22:10:140
673499118,2cyclictest4079-21cat20:10:180
673499118,2cyclictest32682-21sh21:48:090
673499118,2cyclictest32469-21sh22:06:470
673499118,2cyclictest30448-21grep22:25:150
673499118,2cyclictest29882-21expr00:00:140
673499118,2cyclictest29736-21cron21:05:000
673499118,2cyclictest27457-21ssh22:42:050
673499118,2cyclictest26439-21seq23:00:260
673499118,2cyclictest26439-21seq23:00:260
673499118,2cyclictest24468-21ssh22:20:530
673499118,2cyclictest1918-21ssh22:45:510
673499118,2cyclictest17898-21/usr/sbin/munin22:55:250
673499118,2cyclictest14334-21cat22:15:180
673499118,2cyclictest14225-21tr19:25:130
673499118,2cyclictest12128-21grep21:55:140
673499118,2cyclictest10570-21strings23:10:200
673499113,7cyclictest28702-21diskstats23:40:160
673499110,6cyclictest0-21swapper/020:45:120
673499110,10cyclictest11771-21cut19:20:130
674499108,1cyclictest9305-21chrt19:15:013
674499108,1cyclictest25975-21taskset19:50:043
674499108,1cyclictest25822sleep320:05:583
674499107,2cyclictest22363-21cat19:40:193
674499107,2cyclictest22363-21cat19:40:193
673899108,1cyclictest31470-21cut20:00:151
673899108,1cyclictest29925-21cat19:55:271
673899108,1cyclictest28703-21cat21:00:211
673899108,1cyclictest13560-21chrt19:21:201
673899107,2cyclictest3894-21grep20:10:161
673899107,2cyclictest22434-21taskset20:48:021
673899107,2cyclictest20198-21chrt20:44:511
673899107,2cyclictest17827-21sh20:40:001
673899106,3cyclictest20532-21tail19:35:291
673499108,1cyclictest27137-21ntpq19:50:200
673499108,1cyclictest18217-21wget20:40:140
673499108,1cyclictest14015-21cat20:30:170
673499108,1cyclictest13515-21basename23:50:180
673499107,2cyclictest7593-21ssh22:30:200
673499107,2cyclictest21275-21aten2_r7power_c19:40:130
673499107,2cyclictest21275-21aten2_r7power_c19:40:130
673499107,2cyclictest16763-21tr19:30:140
673499107,2cyclictest1559-21tail20:05:170
67449997,1cyclictest28744-21expr19:55:153
67449997,1cyclictest15906-21awk20:35:143
67449993,4cyclictest13129-21apache_volume20:30:113
67349997,1cyclictest25786-21sed20:55:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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