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2026-01-20 - 02:51
[ 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 376 highest latencies:
System rack7slot7s.osadl.org (updated Tue Jan 20, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3174429749,43sleep20-21swapper/219:08:282
3172329672,19sleep30-21swapper/319:08:133
3067229166,8sleep00-21swapper/019:05:210
3167128265,13sleep10-21swapper/119:07:301
320062770,0sleep00-21swapper/021:52:170
15122680,1sleep00-21swapper/023:10:190
280932530,0sleep30-21swapper/323:06:583
3195399320,31cyclictest0-21swapper/300:38:193
3194799290,29cyclictest0-21swapper/122:18:161
31953992615,10cyclictest19389-21apache223:36:583
3194999230,23cyclictest0-21swapper/223:53:442
3195399221,3cyclictest0-21swapper/321:59:553
3194999220,18cyclictest0-21swapper/222:22:352
3195399211,20cyclictest0-21swapper/300:13:333
3194999210,20cyclictest0-21swapper/221:21:272
3194799214,1cyclictest141rcu_preempt23:55:151
3194799212,4cyclictest141rcu_preempt23:42:441
3195399200,16cyclictest0-21swapper/322:53:263
31947992019,1cyclictest0-21swapper/123:26:431
31947992019,1cyclictest0-21swapper/121:43:021
31953991914,1cyclictest0-21swapper/321:38:223
3194999190,18cyclictest0-21swapper/222:51:162
31947991919,0cyclictest0-21swapper/121:29:231
31947991916,3cyclictest0-21swapper/100:11:041
3194799191,18cyclictest0-21swapper/121:59:251
3194799190,1cyclictest0-21swapper/122:28:161
3194799190,19cyclictest0-21swapper/121:22:411
3194199192,6cyclictest0-21swapper/021:23:580
31953991816,1cyclictest0-21swapper/322:12:073
31953991811,4cyclictest20606-21sh00:20:003
3195399180,1cyclictest0-21swapper/319:55:123
31947991814,2cyclictest0-21swapper/121:32:541
3194199180,17cyclictest0-21swapper/022:55:370
3195399170,0cyclictest0-21swapper/323:10:593
31947991713,4cyclictest0-21swapper/123:36:571
31947991713,1cyclictest0-21swapper/123:01:121
31947991710,6cyclictest0-21swapper/123:32:261
3194799170,1cyclictest0-21swapper/121:36:181
3194799170,12cyclictest29149-21aten2_r7power_p22:10:141
3195399163,10cyclictest55550irq/126-enp2s0-19:10:133
3194999162,1cyclictest4651-21irqstats21:55:202
31949991612,3cyclictest32048-21ls22:30:232
31949991612,3cyclictest2087-21ls23:50:002
3194799161,1cyclictest0-21swapper/120:45:221
3194799160,1cyclictest0-21swapper/123:49:091
3194799160,0cyclictest0-21swapper/122:43:191
31941991615,1cyclictest0-21swapper/022:32:290
3194199160,1cyclictest0-21swapper/022:27:250
31953991511,3cyclictest24721-21wc22:45:263
3195399151,13cyclictest0-21swapper/321:45:163
3195399150,12cyclictest0-21swapper/322:55:023
3195399150,0cyclictest0-21swapper/321:44:323
3194999156,8cyclictest0-21swapper/200:00:142
31949991514,1cyclictest0-21swapper/200:15:452
31949991513,2cyclictest32-21ksoftirqd/221:49:322
31949991513,1cyclictest0-21swapper/221:33:152
31949991511,2cyclictest9316-21ssh22:36:172
3194999150,3cyclictest0-21swapper/222:25:212
3194799153,6cyclictest9017-21cpuspeed_turbos23:15:131
3194799152,13cyclictest19389-21apache223:14:431
3194799151,0cyclictest0-21swapper/100:00:021
3194199154,6cyclictest28140-21awk20:10:000
31941991514,1cyclictest13-21ksoftirqd/022:21:310
3194199150,2cyclictest0-21swapper/021:26:180
3194199150,1cyclictest0-21swapper/023:37:360
31953991412,1cyclictest0-21swapper/321:31:483
31953991410,3cyclictest11502-21cat19:35:003
31953991410,2cyclictest6525-21cut22:35:143
31953991410,2cyclictest29015-21sort20:10:173
3195399140,7cyclictest0-21swapper/319:25:153
3195399140,12cyclictest0-21swapper/321:25:403
31949991411,2cyclictest21964-21tail19:55:152
31949991411,2cyclictest13170-21wc19:35:252
31949991410,2cyclictest18817-21sh00:00:002
31949991410,2cyclictest17740-21grep20:55:142
3194999140,14cyclictest0-21swapper/200:37:142
31947991414,0cyclictest0-21swapper/100:33:031
31947991413,1cyclictest0-21swapper/123:52:511
31947991411,3cyclictest0-21swapper/122:45:541
31947991411,2cyclictest24989-21ssh23:25:001
31947991410,2cyclictest836-21ssh21:15:061
31947991410,2cyclictest0-21swapper/122:39:011
3194199149,1cyclictest0-21swapper/023:47:100
3194199147,4cyclictest13-21ksoftirqd/021:58:030
3194199144,9cyclictest24570-21perf21:10:000
3194199143,7cyclictest0-21swapper/023:21:510
3194199142,11cyclictest0-21swapper/020:45:130
31941991413,1cyclictest0-21swapper/022:35:130
31941991412,2cyclictest31934-21cyclictest22:48:490
31941991410,3cyclictest28918-21cat00:05:210
3195399139,3cyclictest29064-21cut00:05:223
3195399139,3cyclictest12765-21grep19:35:203
3195399139,1cyclictest0-21swapper/323:43:073
3195399132,2cyclictest0-21swapper/323:30:103
3195399131,9cyclictest17607-21apt-get20:55:143
31953991311,2cyclictest39-21ksoftirqd/322:06:583
31953991311,2cyclictest11769-21sh00:33:313
31953991310,2cyclictest411-21cron20:20:003
31953991310,2cyclictest23608-21sh23:05:003
31953991310,2cyclictest20539-21grep19:50:263
31953991310,2cyclictest16473-21sed22:40:263
31953991310,2cyclictest1251-21grep21:15:143
3195399130,13cyclictest0-21swapper/321:10:203
3195399130,12cyclictest13939-21grep22:00:263
3194999139,3cyclictest22681-21chrt00:20:222
31949991312,1cyclictest0-21swapper/221:13:462
31949991310,2cyclictest4523-21cron22:15:012
31949991310,2cyclictest27104-21grep20:05:202
31949991310,2cyclictest2227-21grep21:15:192
31949991310,2cyclictest19412-21sort23:40:182
3194999130,4cyclictest0-21swapper/223:26:002
3194999130,13cyclictest0-21swapper/223:35:532
3194999130,13cyclictest0-21swapper/221:52:592
3194999130,12cyclictest0-21swapper/221:36:362
3194799139,3cyclictest20540-21grep21:45:201
3194799136,6cyclictest16011-21sed20:50:171
31947991310,2cyclictest30507-21ls20:15:001
31947991310,2cyclictest28824-21ssh21:50:181
31947991310,2cyclictest24235-21cut20:00:161
3194199139,3cyclictest15930-21awk22:40:210
3194199132,3cyclictest0-21swapper/021:45:140
3194199131,6cyclictest28527-21munin-run22:10:000
3194199131,4cyclictest0-21swapper/023:40:210
3194199131,1cyclictest141rcu_preempt23:09:530
31941991310,2cyclictest9413-21cat20:35:270
31941991310,2cyclictest32289-21head22:50:180
31941991310,2cyclictest29879-21egrep00:25:130
31941991310,2cyclictest16869-21sed20:50:260
3195399129,2cyclictest537-21snmpd23:52:263
3195399129,2cyclictest4836-21head20:25:273
3195399129,2cyclictest30005-21tr00:25:133
3195399129,2cyclictest20211-21head00:00:183
3195399129,2cyclictest12986-21head23:55:283
3195399128,2cyclictest954-21basename23:30:003
3195399128,2cyclictest10720-21tr20:40:153
3195399124,4cyclictest225-21systemd-journal20:50:003
3195399120,12cyclictest0-21swapper/321:54:483
3194999129,2cyclictest8192-21chrt00:11:552
3194999129,2cyclictest3355-21tail23:30:262
3194999129,2cyclictest21931-21tr22:05:202
3194999129,2cyclictest21765-21sed21:00:272
3194999129,2cyclictest19504-21seq21:25:252
3194999129,2cyclictest15767-21grep19:40:272
3194999129,2cyclictest11153-21grep20:40:172
3194999128,3cyclictest29780-21head00:05:282
3194999128,3cyclictest25243-21grep20:00:272
3194999128,2cyclictest8160-21grep20:35:152
3194999124,4cyclictest225-21systemd-journal23:09:552
3194999123,6cyclictest22982-21/usr/sbin/munin22:45:162
3194999122,8cyclictest735-21apache_accesses20:20:122
31949991211,1cyclictest0-21swapper/222:03:312
3194799129,2cyclictest8748-21grep22:55:211
3194799129,2cyclictest6229-21grep19:20:251
3194799129,2cyclictest5256-21cron00:30:001
3194799129,2cyclictest29014-21cat00:05:211
3194799129,2cyclictest26697-21cat21:10:241
3194799129,2cyclictest18906-21wget19:50:141
3194799129,2cyclictest18066-21grep19:45:251
3194799129,2cyclictest18066-21grep19:45:251
3194799129,2cyclictest13665-21cat22:00:251
3194799127,4cyclictest17179-21chrt22:21:481
3194799121,7cyclictest15218-21kernelversion00:35:171
3194799120,11cyclictest18831-21seq00:18:401
3194199129,2cyclictest9015-21cron19:30:000
3194199129,2cyclictest8781-21grep23:15:130
3194199129,2cyclictest3252-21head21:35:160
3194199129,2cyclictest26731-21grep23:25:200
3194199129,2cyclictest25046-21ssh21:10:120
3194199129,2cyclictest23481-21ls20:00:000
3194199129,2cyclictest16568-21cut19:45:140
3194199129,2cyclictest16568-21cut19:45:140
3194199129,2cyclictest11231-21head20:40:170
3194199128,3cyclictest18705-21grep20:55:210
3194199120,7cyclictest1889-21idleruntime-cro19:15:000
3194199120,5cyclictest0-21swapper/022:10:200
3194199120,11cyclictest5015-21ssh22:15:120
3195399118,2cyclictest9255-21cut20:35:233
3195399118,2cyclictest9222-21ssh21:20:043
3195399118,2cyclictest6500-21wc22:15:213
3195399118,2cyclictest26548-21ssh23:45:093
3195399118,2cyclictest18210-21taskset19:45:563
3195399118,2cyclictest18210-21taskset19:45:563
3195399118,2cyclictest17993-21ssh23:20:183
3195399118,2cyclictest14763-21grep19:40:173
3195399118,2cyclictest13416-21apache_processe22:20:113
3195399117,3cyclictest26279-21grep20:05:153
3195399117,3cyclictest24236-21sort20:00:163
3195399117,1cyclictest225-21systemd-journal20:31:373
3195399113,6cyclictest10094-21pmu-power23:15:203
3195399111,3cyclictest0-21swapper/300:21:173
3195399110,7cyclictest0-21swapper/322:25:113
3194999119,2cyclictest0-21swapper/222:16:092
3194999118,2cyclictest9539-21ssh22:55:352
3194999118,2cyclictest8646-21ssh00:31:062
3194999118,2cyclictest7216-21cat19:25:162
3194999118,2cyclictest5800-21wc19:20:212
3194999118,2cyclictest4296-21sendmail-msp19:20:002
3194999118,2cyclictest2348-21rm00:27:442
3194999118,2cyclictest22665-21tr21:05:152
3194999118,2cyclictest20512-21grep19:50:262
3194999118,2cyclictest19375-21apache220:30:132
3194999118,2cyclictest18928-21rm22:42:152
3194999118,2cyclictest17824-21taskset19:45:242
3194999118,2cyclictest17824-21taskset19:45:242
3194999118,2cyclictest17716-21sh23:20:162
3194999118,2cyclictest14814-21ssh21:41:592
3194999118,2cyclictest1472-21grep19:10:262
3194999118,2cyclictest1151-21grep23:10:172
3194999117,2cyclictest4842-21grep20:25:272
3194999114,3cyclictest225-21systemd-journal23:16:182
3194999110,10cyclictest29533-21awk20:10:212
3194999110,10cyclictest18020-21ssh23:00:402
3194799119,1cyclictest23495-21wc21:05:201
3194799118,2cyclictest8989-21seq19:29:451
3194799118,2cyclictest809-21wc19:10:201
3194799118,2cyclictest6228-21head20:30:151
3194799118,2cyclictest32324-21ssh22:50:181
3194799118,2cyclictest31240-21expr20:15:151
3194799118,2cyclictest2854-21sh20:25:011
3194799118,2cyclictest27698-21grep20:05:261
3194799118,2cyclictest22807-21cat19:55:241
3194799118,2cyclictest21943-21ssh22:05:201
3194799118,2cyclictest20456-21expr21:00:151
3194799118,2cyclictest18224-21fschecks_count20:55:171
3194799118,2cyclictest10725-21grep20:40:151
3194799117,3cyclictest21335-21apt-get00:20:141
3194799117,1cyclictest27571-21rm23:06:331
3194799111,5cyclictest0-21swapper/122:30:591
3194199118,2cyclictest6867-21touch00:10:570
3194199118,2cyclictest5092-21ssh23:50:490
3194199118,2cyclictest4983-21taskset20:26:570
3194199118,2cyclictest32321-21cat20:15:260
3194199118,2cyclictest28534-21egrep20:10:150
3194199118,2cyclictest26580-21tr21:30:140
3194199118,2cyclictest2406-21grep19:15:150
3194199118,2cyclictest21073-21ssh00:20:020
3194199118,2cyclictest20601-21df_abs21:00:160
3194199118,2cyclictest20254-21tail00:00:180
3194199118,2cyclictest19522-21ssh23:01:490
3194199118,2cyclictest19046-21tr19:50:150
3194199118,2cyclictest16291-21ssh00:16:420
3194199118,2cyclictest14549-21ssh22:00:530
3194199118,2cyclictest13546-21ssh23:55:540
3194199118,2cyclictest13141-21grep19:35:250
3194199118,2cyclictest12919-21ssh21:40:300
3194199118,2cyclictest11395-21turbostat.cron19:35:000
3194199117,3cyclictest3435-21ssh23:30:270
3194199117,1cyclictest24547-21diskmemload00:30:200
3194199110,6cyclictest0-21swapper/000:35:280
3195399108,1cyclictest45012sleep319:20:063
3195399108,1cyclictest30196-21apache_processe22:30:103
3195399108,1cyclictest22187-21awk21:05:003
3195399107,2cyclictest841-21wget20:20:143
3195399107,2cyclictest3274-21grep19:15:213
3195399107,2cyclictest14402-21sort20:45:263
3194999108,1cyclictest9392-21taskset19:30:132
3194999108,1cyclictest316822sleep220:15:192
3194999108,1cyclictest14424-21cat20:45:262
3194799108,1cyclictest9720-21expr19:30:141
3194799108,1cyclictest8173-21cat20:35:151
3194799108,1cyclictest51582sleep120:29:121
3194799107,2cyclictest3839-21grep19:15:261
3194799107,2cyclictest15380-21find19:40:231
3194799107,2cyclictest11867-21cat19:35:141
3194199108,1cyclictest923-21basename21:15:100
3194199108,1cyclictest15196-21grep19:40:210
3194199107,2cyclictest5759-21grep19:20:200
3194199103,2cyclictest225-21systemd-journal20:01:310
319539996,2cyclictest22441-21apt-get21:05:143
319499997,1cyclictest15884-21cut20:50:162
319419997,1cyclictest7382-21taskset20:32:170
319419996,2cyclictest1003-21grep20:20:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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