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2026-02-09 - 13:39
[ 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 #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 Mon Feb 09, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3041728270,8sleep00-21swapper/019:06:410
3037728270,8sleep20-21swapper/219:06:122
3065228168,9sleep30-21swapper/319:09:463
3034427657,15sleep10-21swapper/119:05:451
33292510,0sleep00-21swapper/022:15:130
3076399301,3cyclictest18341-21sort21:45:152
3076399301,3cyclictest18341-21sort21:45:152
3076199280,24cyclictest0-21swapper/121:53:351
3076399250,1cyclictest0-21swapper/222:18:332
217592240,0sleep10-21swapper/100:01:491
3076399230,23cyclictest0-21swapper/222:53:152
30757992319,1cyclictest0-21swapper/022:36:230
46972220,0sleep20-21swapper/221:17:412
3076399220,20cyclictest0-21swapper/222:42:412
3076199221,18cyclictest0-21swapper/123:41:501
30763992121,0cyclictest0-21swapper/223:43:572
3076399210,20cyclictest0-21swapper/200:05:502
30761992117,3cyclictest25-21ksoftirqd/123:32:051
30766992019,1cyclictest23161-21diskmemload23:57:233
30766992011,3cyclictest24835-21apt-get20:05:123
3076199200,17cyclictest0-21swapper/121:16:331
30766991913,4cyclictest381rcuc/323:30:253
30763991910,2cyclictest22306-21wc21:05:222
3076399190,19cyclictest0-21swapper/200:00:102
3076399190,18cyclictest0-21swapper/223:16:082
3076399190,18cyclictest0-21swapper/221:21:402
3076399190,13cyclictest25971-21tr20:05:212
30761991917,2cyclictest0-21swapper/122:49:081
3076199190,1cyclictest0-21swapper/122:15:291
3076199190,18cyclictest0-21swapper/123:07:031
3076699181,14cyclictest16605-21cpu23:40:143
3076699180,1cyclictest0-21swapper/322:29:533
3076399188,3cyclictest18844-21tr21:00:172
3076399180,18cyclictest0-21swapper/221:12:302
3076399180,17cyclictest0-21swapper/223:35:532
3076199180,3cyclictest28792-21sensors_fan22:10:201
3075799184,6cyclictest5465-21munin-run19:25:010
84702173,1sleep023161-21diskmemload22:56:130
3076699170,0cyclictest0-21swapper/321:54:433
3076399179,2cyclictest17717-21cat21:25:202
3076399171,3cyclictest1645-21latency_hist21:55:002
3076399170,3cyclictest0-21swapper/200:12:552
3076399170,16cyclictest0-21swapper/222:31:202
3076199172,2cyclictest141rcu_preempt00:39:061
30761991715,1cyclictest0-21swapper/122:23:141
3076199170,1cyclictest0-21swapper/123:13:351
3076199170,1cyclictest0-21swapper/122:35:061
3076199170,12cyclictest0-21swapper/121:40:131
30757991715,1cyclictest0-21swapper/000:21:370
30757991712,3cyclictest13-21ksoftirqd/023:05:260
3076699166,2cyclictest225-21systemd-journal21:45:163
3076699166,2cyclictest225-21systemd-journal21:45:153
30763991612,3cyclictest329-21dump-pmu-power21:35:002
30763991610,2cyclictest24172-21grep20:00:252
3076399160,13cyclictest0-21swapper/222:22:502
3076199169,3cyclictest11992-21ls22:00:291
3076199162,10cyclictest3334-21ntpq21:55:221
30761991610,3cyclictest38150irq/131-snd_hda00:22:591
3075799163,7cyclictest690-21idleruntime-cro19:15:010
3076699150,14cyclictest0-21swapper/322:59:323
30763991514,1cyclictest32-21ksoftirqd/222:28:192
3076399150,15cyclictest0-21swapper/223:31:412
3076399150,15cyclictest0-21swapper/223:11:332
3076399150,14cyclictest0-21swapper/222:36:172
30761991512,3cyclictest0-21swapper/123:36:471
3076699145,4cyclictest225-21systemd-journal21:55:163
3076699144,1cyclictest141rcu_preempt00:05:203
30766991410,3cyclictest10579-21basename22:00:153
3076699140,9cyclictest0-21swapper/322:40:133
3076699140,13cyclictest0-21swapper/323:17:343
3076399148,4cyclictest2713-21basename22:15:002
3076399147,4cyclictest23161-21diskmemload22:55:142
3076399142,7cyclictest21848-21/usr/sbin/munin22:45:172
30763991413,1cyclictest0-21swapper/223:59:202
30763991411,2cyclictest9008-21wc20:40:002
30763991410,3cyclictest12139-21wc00:15:212
30761991413,1cyclictest23161-21diskmemload23:53:241
30761991413,1cyclictest0-21swapper/122:43:131
30761991411,2cyclictest8750-21idleruntime-cro21:40:001
30761991410,3cyclictest23161-21diskmemload23:03:471
3076199140,2cyclictest31472-21kworker/1:222:33:031
3076199140,14cyclictest0-21swapper/123:16:231
3075799142,7cyclictest7940-21kernelversion23:15:200
3075799141,13cyclictest0-21swapper/023:56:130
30757991411,2cyclictest29673-21grep00:25:290
30757991411,2cyclictest29034-21sleep22:50:010
3075799140,1cyclictest0-21swapper/023:31:190
3076699139,3cyclictest14657-21grep23:00:173
3076699139,3cyclictest10396-21ssh00:34:043
3076699139,3cyclictest10203-21cron19:35:013
3076699137,2cyclictest39-21ksoftirqd/319:50:003
30766991312,1cyclictest39-21ksoftirqd/322:08:363
3076699131,11cyclictest30530-21kworker/u8:022:33:533
30766991310,2cyclictest29027-21apt22:50:003
30766991310,2cyclictest12199-21grep20:45:163
30766991310,2cyclictest0-21swapper/323:26:443
3076699130,13cyclictest0-21swapper/323:47:363
3076399139,3cyclictest19689-21sed22:05:182
30763991310,2cyclictest21682-21grep19:55:252
3076399130,7cyclictest0-21swapper/221:55:102
3076399130,1cyclictest0-21swapper/200:34:062
3076399130,13cyclictest0-21swapper/223:21:292
3076199139,3cyclictest6939-21wc22:55:231
3076199139,3cyclictest22166-21apt20:00:001
3076199139,2cyclictest27833-21sort20:10:161
3076199138,4cyclictest2225-21ssh00:10:001
3076199133,7cyclictest10739-21grep19:35:141
3076199132,9cyclictest24705-21/usr/sbin/munin23:45:181
3076199132,5cyclictest16517-21apache_accesses21:25:131
30761991310,2cyclictest15911-21ssh23:20:191
30761991310,2cyclictest1220-21tr19:15:131
30761991310,2cyclictest10760-21grep20:40:271
3075799139,3cyclictest21832-21sh23:05:000
3075799139,3cyclictest1675-21sort23:50:170
3075799138,4cyclictest491-21kworker/0:023:35:130
3075799131,6cyclictest24464-21ssh21:30:010
30757991310,2cyclictest30736-21cat22:50:200
30757991310,2cyclictest26207-21tr21:30:190
30757991310,2cyclictest25122-21cut23:25:210
30757991310,2cyclictest12463-21wc00:15:230
30757991310,2cyclictest10775-21grep22:00:150
30757991310,2cyclictest10710-21grep20:40:260
3075799130,13cyclictest0-21swapper/022:31:000
3075799130,13cyclictest0-21swapper/021:38:510
3076699129,2cyclictest9331-21tr20:40:163
3076699129,2cyclictest27209-21apache_processe22:10:103
3076699129,2cyclictest20623-21cut19:55:163
3076699129,2cyclictest18415-21sh21:25:263
3076699129,2cyclictest16977-21kworker/u8:000:20:223
3076699129,2cyclictest13630-21head19:40:173
3076699129,2cyclictest11260-21sed19:35:163
3076699129,2cyclictest0-21swapper/321:37:213
3076699128,3cyclictest12312-21grep22:20:153
3076699125,6cyclictest153632sleep300:36:263
3076699124,5cyclictest6329-21cron23:15:003
3076699124,2cyclictest141rcu_preempt21:33:333
3076699121,3cyclictest225-21systemd-journal21:15:013
30766991211,1cyclictest0-21swapper/323:51:393
30766991210,1cyclictest2524-21wc19:15:243
3076399129,2cyclictest662-21grep20:20:182
3076399129,2cyclictest27884-21sort20:10:162
3076399129,2cyclictest2437-21grep20:25:162
3076399129,2cyclictest1717-21sed19:15:162
3076399129,2cyclictest15867-21cut19:45:172
3076399129,2cyclictest13578-21grep19:40:172
3076399128,3cyclictest23987-21grep23:25:132
30763991212,0cyclictest0-21swapper/223:00:162
3076399120,2cyclictest0-21swapper/223:53:592
3076399120,2cyclictest0-21swapper/223:07:122
3076399120,2cyclictest0-21swapper/200:22:392
3076399120,11cyclictest6514-21cut19:25:172
3076199129,2cyclictest9088-21sort21:20:171
3076199129,2cyclictest880-21wc20:20:211
3076199129,2cyclictest31499-21grep22:50:271
3076199129,2cyclictest20262-21tr22:25:161
3076199129,2cyclictest20252-21grep21:00:291
3076199129,2cyclictest17871-21tr21:45:141
3076199129,2cyclictest17871-21tr21:45:131
3076199129,2cyclictest16953-21head20:55:161
3076199129,2cyclictest14599-21sed20:50:171
3076199128,3cyclictest18728-21grep19:50:191
3076199124,4cyclictest225-21systemd-journal00:15:151
3076199121,6cyclictest38150irq/131-snd_hda00:30:001
30761991210,1cyclictest0-21swapper/121:30:181
3076199120,11cyclictest3642-21grep20:25:271
3075799129,2cyclictest9943-21perf22:00:000
3075799129,2cyclictest2718-21head20:25:180
3075799129,2cyclictest24225-21grep21:10:150
3075799129,2cyclictest21797-21head21:05:160
3075799129,2cyclictest20927-21uname19:55:190
3075799129,2cyclictest19935-21sed22:05:190
3075799129,2cyclictest17443-21grep20:55:210
3075799129,2cyclictest1694-21head19:15:160
3075799129,2cyclictest14323-21df20:50:140
3075799129,2cyclictest14164-21ssh22:20:530
3075799129,2cyclictest10084-21grep21:40:160
3075799128,1cyclictest0-21swapper/000:32:430
30757991210,1cyclictest31633-31frcode00:07:570
3076699119,1cyclictest4068-21perf20:30:013
3076699119,1cyclictest19907-21grep00:00:283
3076699118,2cyclictest9658-21ssh21:20:273
3076699118,2cyclictest9304-21taskset21:40:133
3076699118,2cyclictest6950-21tr19:25:223
3076699118,2cyclictest4454-21grep20:30:133
3076699118,2cyclictest4287-21uname19:20:183
3076699118,2cyclictest4269-21ssh22:35:103
3076699118,2cyclictest3920-21uniq22:15:163
3076699118,2cyclictest31944-21date21:15:003
3076699118,2cyclictest30015-21ssh22:50:163
3076699118,2cyclictest27865-21aten2_r7power_p00:25:153
3076699118,2cyclictest23887-21cat20:00:243
3076699118,2cyclictest2325-21ssh00:10:043
3076699118,2cyclictest22625-21basename23:05:163
3076699118,2cyclictest21279-21grep21:05:143
3076699118,2cyclictest19476-21chrt19:51:523
3076699118,2cyclictest18629-21ssh23:21:303
3076699118,2cyclictest14046-21cpuspeed_turbos20:50:143
3076699118,2cyclictest13879-21ssh00:16:113
3076699118,2cyclictest10603-21ssh23:35:533
3076699117,3cyclictest32658-21sed19:10:263
3076699117,2cyclictest7425-21tail20:35:163
3076399118,2cyclictest6384-21taskset20:34:362
3076399118,2cyclictest3322-21ssh21:35:472
3076399118,2cyclictest32662-21chrt00:27:432
3076399118,2cyclictest26659-21tail23:45:242
3076399118,2cyclictest18397-21head19:50:182
3076399118,2cyclictest18330-21dump-pmu-power20:59:592
3076399118,2cyclictest14936-21grep20:50:192
3076399118,2cyclictest12565-21ssh21:41:252
3076399118,2cyclictest12263-21sh00:35:152
3076399118,2cyclictest11207-21grep19:35:162
3076399118,2cyclictest10928-21cat22:00:162
3076399118,2cyclictest10408-21wc20:40:232
3076399117,3cyclictest31606-21cut19:10:172
3076199119,2cyclictest25-21ksoftirqd/120:05:271
3076199118,2cyclictest9360-21ssh23:55:131
3076199118,2cyclictest7999-21ssh00:32:131
3076199118,2cyclictest4114-21head19:20:171
3076199118,2cyclictest31606-21taskset20:18:581
3076199118,2cyclictest27143-21ssh21:11:261
3076199118,2cyclictest26012-21ssh23:25:411
3076199118,2cyclictest22618-21wc21:05:261
3076199118,2cyclictest21563-21ssh22:05:581
3076199118,2cyclictest17268-21chrt19:49:011
3076199117,3cyclictest7829-21cron19:30:001
3076199117,2cyclictest27027-21sort00:05:161
3076199115,2cyclictest225-21systemd-journal19:10:151
3075799119,1cyclictest11567-21tr20:45:130
3075799118,2cyclictest6502-21ssh00:11:590
3075799118,2cyclictest32366-21ssh21:53:460
3075799118,2cyclictest31518-21df23:10:170
3075799118,2cyclictest27960-21ssh23:46:200
3075799118,2cyclictest22480-21ssh21:47:370
3075799118,2cyclictest22480-21ssh21:47:360
3075799118,2cyclictest21013-21ssh23:42:280
3075799118,2cyclictest20638-21ssh22:25:170
3075799118,2cyclictest18873-21ssh00:00:200
3075799118,2cyclictest18656-21ssh23:21:320
3075799118,2cyclictest14031-21ntpq19:40:200
3075799117,3cyclictest7725-21sort20:35:180
3075799117,3cyclictest22580-21basename20:00:130
3075799117,3cyclictest12636-21ssh22:40:100
3075799117,2cyclictest19574-21wc21:00:200
3075799112,3cyclictest2840-21ssh21:16:150
3075799110,3cyclictest0-21swapper/022:12:200
3075799110,10cyclictest13935-21cat00:35:270
3076699108,1cyclictest28091-21taskset20:10:173
3076699107,2cyclictest18239-21taskset20:59:043
3076699100,9cyclictest14342sleep320:22:003
3076399108,1cyclictest9111-21cat19:30:202
3076399107,2cyclictest5321-21taskset19:23:192
3076399107,2cyclictest31227-21grep20:15:282
3076399107,2cyclictest13159-21sed20:45:252
3076199108,1cyclictest9558-21cat19:30:261
3076199108,1cyclictest13729-21cat20:50:001
3076199108,1cyclictest12981-21awk19:40:131
3076199105,4cyclictest8801-21cron20:39:591
3076199100,9cyclictest22842-21expr20:00:141
3075799108,1cyclictest8059-21taskset19:30:030
3075799108,1cyclictest27903-21perl20:10:160
3075799108,1cyclictest25271-21expr20:05:150
3075799108,1cyclictest17286-21sshd19:49:160
3075799108,1cyclictest12396-21taskset19:37:420
3075799107,2cyclictest8078-21ssh21:20:080
3075799107,2cyclictest6944-21ls19:25:220
3075799107,2cyclictest30128-21df20:15:160
3075799100,9cyclictest4635-21expr20:30:140
307669997,1cyclictest314272sleep320:16:403
307669997,1cyclictest18980-21cat21:00:163
307619996,2cyclictest4336-21cut20:30:131
307579997,1cyclictest31959-21cat20:20:100
307579997,1cyclictest17827-21cat19:50:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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