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2026-03-08 - 11:14
[ 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 792 highest latencies:
System rack7slot7s.osadl.org (updated Sun Mar 08, 2026 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2399628741,42sleep30-21swapper/319:06:203
2426328270,8sleep00-21swapper/019:09:470
2406228259,18sleep10-21swapper/119:07:111
2394828068,8sleep20-21swapper/219:05:432
24373992822,5cyclictest0-21swapper/221:48:332
24377992512,8cyclictest225-21systemd-journal19:59:063
2437799240,1cyclictest0-21swapper/323:20:593
2437399240,24cyclictest0-21swapper/222:32:312
312052220,1sleep125-21ksoftirqd/123:52:491
24373992218,4cyclictest0-21swapper/221:25:232
24373992218,4cyclictest0-21swapper/221:25:222
24373992218,3cyclictest0-21swapper/221:17:432
24377992120,1cyclictest0-21swapper/323:42:213
2437799210,1cyclictest0-21swapper/323:55:563
2436899210,1cyclictest0-21swapper/022:55:140
2437099200,2cyclictest0-21swapper/120:10:271
2437099200,2cyclictest0-21swapper/100:13:331
2437099200,20cyclictest0-21swapper/100:20:181
2437099200,19cyclictest0-21swapper/122:08:231
2436899200,5cyclictest0-21swapper/023:01:520
2436899200,1cyclictest0-21swapper/021:13:030
2437399195,14cyclictest56550irq/124-enp0s3119:14:152
24370991918,1cyclictest17629-21diskmemload23:11:581
24370991918,1cyclictest17629-21diskmemload23:11:581
24370991916,3cyclictest17629-21diskmemload21:40:421
2437099190,18cyclictest0-21swapper/122:49:521
24368991918,1cyclictest0-21swapper/000:03:010
24368991914,4cyclictest29193-21apt19:20:000
24377991816,2cyclictest0-21swapper/300:00:253
2437399185,13cyclictest56550irq/124-enp0s3120:07:592
24373991815,3cyclictest0-21swapper/200:32:332
2437099181,16cyclictest19883-21/usr/sbin/munin00:25:221
2437099180,1cyclictest0-21swapper/123:28:371
2437099180,15cyclictest0-21swapper/123:57:221
24368991817,1cyclictest0-21swapper/023:39:330
2436899180,7cyclictest0-21swapper/022:11:360
24377991712,4cyclictest17629-21diskmemload22:17:503
2437799170,1cyclictest0-21swapper/300:12:143
2437399176,11cyclictest0-21swapper/220:30:202
24373991714,3cyclictest0-21swapper/200:36:532
2437399171,15cyclictest23671-21sh00:07:452
2437399171,13cyclictest17802-21ssh23:45:112
2437099176,1cyclictest141rcu_preempt00:02:531
2437099170,16cyclictest17629-21diskmemload23:20:391
2436899170,2cyclictest0-21swapper/000:37:540
2437799163,5cyclictest0-21swapper/323:50:153
24377991616,0cyclictest0-21swapper/322:15:003
2437799160,2cyclictest0-21swapper/322:33:543
2437799160,1cyclictest0-21swapper/322:50:593
24373991614,2cyclictest17629-21diskmemload21:14:432
24373991610,5cyclictest0-21swapper/200:29:532
2437399160,2cyclictest0-21swapper/222:43:562
2437399160,16cyclictest0-21swapper/223:15:392
2437399160,16cyclictest0-21swapper/200:17:222
2437399160,15cyclictest0-21swapper/223:24:242
24370991613,2cyclictest25-21ksoftirqd/120:52:541
2437099161,14cyclictest27441-21ssh22:13:481
2437099160,15cyclictest0-21swapper/121:30:071
2436899169,4cyclictest2615-21df23:55:160
24368991615,1cyclictest0-21swapper/021:40:240
2437799155,5cyclictest225-21systemd-journal21:05:003
2437799151,6cyclictest5683-21kworker/u8:200:24:343
24377991511,3cyclictest30387-21apache200:35:053
2437799150,2cyclictest0-21swapper/322:27:463
2437799150,15cyclictest0-21swapper/323:48:423
24373991511,4cyclictest0-21swapper/221:42:032
2437099159,3cyclictest225-21systemd-journal23:09:551
2437099150,15cyclictest0-21swapper/122:52:101
2437099150,14cyclictest0-21swapper/119:10:171
2436899150,1cyclictest0-21swapper/021:48:250
2436899150,14cyclictest0-21swapper/000:25:140
119402150,2sleep10-21swapper/123:02:251
2437799141,1cyclictest0-21swapper/322:24:173
24377991411,2cyclictest25246-21cut19:10:143
24377991410,3cyclictest5051-21wc21:40:223
24377991410,3cyclictest1390-21grep23:15:223
24377991410,3cyclictest10578-21wc21:25:003
2437799140,1cyclictest0-21swapper/323:06:443
2437799140,14cyclictest0-21swapper/321:16:313
2437399144,8cyclictest0-21swapper/219:30:142
24373991412,2cyclictest0-21swapper/221:23:132
24373991411,2cyclictest24209-21cut23:10:152
24373991411,2cyclictest24209-21cut23:10:152
24373991410,3cyclictest28582-21sed21:35:172
24373991410,3cyclictest27121-21grep23:30:282
24373991410,3cyclictest16745-21grep22:45:262
2437399140,1cyclictest0-21swapper/222:27:582
2437399140,13cyclictest0-21swapper/222:54:062
24370991413,1cyclictest0-21swapper/123:45:561
24370991413,1cyclictest0-21swapper/123:42:001
2437099140,1cyclictest0-21swapper/121:26:481
2437099140,1cyclictest0-21swapper/121:26:481
2437099140,14cyclictest0-21swapper/121:50:141
2437099140,12cyclictest0-21swapper/123:38:561
2436899148,4cyclictest13-21ksoftirqd/000:05:130
2436899142,7cyclictest17629-21diskmemload22:35:140
24368991413,1cyclictest0-21swapper/022:21:250
24368991412,1cyclictest0-21swapper/022:50:190
2436899140,4cyclictest0-21swapper/021:59:260
2436899140,14cyclictest0-21swapper/000:23:190
2436899140,0cyclictest0-21swapper/022:00:380
67522130,0sleep00-21swapper/019:40:120
67522130,0sleep00-21swapper/019:40:120
2437799139,3cyclictest3346-21dump-pmu-power20:40:003
2437799132,4cyclictest0-21swapper/322:55:133
24377991311,2cyclictest0-21swapper/323:10:363
24377991311,2cyclictest0-21swapper/323:10:363
2437799131,11cyclictest7562-21ssh22:01:143
24377991310,2cyclictest4731-21uname20:40:203
24377991310,2cyclictest4458-21grep19:35:143
24377991310,2cyclictest28498-21ls19:15:253
24377991310,2cyclictest2127-21grep23:35:193
24377991310,2cyclictest16980-21tr23:25:143
24377991310,2cyclictest12588-21grep21:45:153
2437799130,1cyclictest0-21swapper/300:05:403
2437799130,12cyclictest8492-21grep22:40:263
2437399139,4cyclictest0-21swapper/221:32:332
2437399139,4cyclictest0-21swapper/200:24:432
2437399139,3cyclictest4026-21cron22:00:012
2437399139,3cyclictest1711-21cat23:55:002
2437399137,2cyclictest225-21systemd-journal23:09:592
2437399134,5cyclictest225-21systemd-journal20:20:002
24373991310,2cyclictest22242-21sort22:10:192
24373991310,2cyclictest17821-21cat21:10:002
2437399130,4cyclictest0-21swapper/222:36:532
2437099139,3cyclictest14331-21cron22:45:001
2437099138,4cyclictest2519-21ssh22:18:061
2437099137,5cyclictest38150irq/131-snd_hda21:59:361
2437099137,4cyclictest13603-21awk21:45:241
24370991312,1cyclictest0-21swapper/120:05:181
24370991310,2cyclictest5112-21grep00:15:251
24370991310,2cyclictest498-21head22:55:201
24370991310,2cyclictest28968-21cut20:25:141
24370991310,2cyclictest17218-21head20:00:171
24370991310,2cyclictest17123-21grep21:05:261
2437099130,12cyclictest15854-21grep22:25:251
24368991310,2cyclictest840-21sed23:15:170
24368991310,2cyclictest8105-21grep20:50:000
24368991310,2cyclictest3080-21run-parts21:40:000
24368991310,2cyclictest27437-21head21:15:160
24368991310,2cyclictest13972-21grep19:55:140
2436899130,2cyclictest0-21swapper/023:06:150
2436899130,2cyclictest0-21swapper/022:08:250
2436899130,1cyclictest0-21swapper/023:29:250
2437799129,2cyclictest6031-21grep20:45:153
2437799129,2cyclictest30075-21sort19:20:173
2437799129,2cyclictest20232-21grep21:30:153
2437799128,2cyclictest21140-21cat20:10:013
2437799120,2cyclictest0-21swapper/321:55:293
2437399129,2cyclictest6515-21cut22:20:182
2437399129,2cyclictest22232-21grep21:50:262
2437399129,2cyclictest16751-21tr20:00:152
2437399129,2cyclictest16033-21basename19:59:592
2437399129,2cyclictest13186-21sed19:50:262
2437399129,2cyclictest12349-21sed20:55:262
2437399128,3cyclictest31301-21cat22:15:252
2437399128,2cyclictest29489-21basename19:20:142
2437399128,2cyclictest13719-21grep22:05:162
2437399123,9cyclictest0-21swapper/220:11:172
2437399123,3cyclictest452-21systemd-logind19:15:232
2437399122,8cyclictest28128-21apache200:10:502
24373991211,1cyclictest0-21swapper/219:25:132
2437399120,4cyclictest0-21swapper/222:57:272
2437099129,2cyclictest6716-21head20:45:181
2437099129,2cyclictest5239-21grep20:40:261
2437099129,2cyclictest3680-21cron00:35:001
2437099129,2cyclictest30250-21grep19:20:171
2437099129,2cyclictest28948-21tr21:35:201
2437099129,2cyclictest27493-21sed21:15:161
2437099127,4cyclictest6745-21ssh22:00:351
2437099127,4cyclictest32698-21ssh23:34:401
2437099127,4cyclictest32431-21ssh23:15:121
2437099127,4cyclictest10980-21ssh00:39:031
2437099121,3cyclictest225-21systemd-journal19:30:001
24370991212,0cyclictest0-21swapper/122:34:281
24370991212,0cyclictest0-21swapper/122:21:171
2437099120,2cyclictest0-21swapper/100:08:041
2436899129,2cyclictest32208-21uname20:30:190
2436899129,2cyclictest19281-21grep23:45:210
2436899129,2cyclictest18913-21cat21:30:000
2436899129,2cyclictest18913-21cat21:30:000
2436899129,2cyclictest17599-21tail20:00:200
2436899129,2cyclictest1093-21sed19:25:260
2436899128,3cyclictest9839-21tr23:40:140
2436899128,3cyclictest16772-21wc21:05:220
2436899127,5cyclictest28141-21apache223:14:470
2436899127,5cyclictest28141-21apache223:14:470
2436899123,8cyclictest26611-31find00:10:130
24368991212,0cyclictest0-21swapper/022:16:040
24368991211,1cyclictest0-21swapper/023:34:020
24368991210,1cyclictest9872-21grep19:45:190
2436899120,11cyclictest22647-21sh22:50:000
2437799119,1cyclictest2307-21ssh21:39:253
2437799118,2cyclictest858-21chrt20:33:593
2437799118,2cyclictest7433-21sort19:40:163
2437799118,2cyclictest7433-21sort19:40:163
2437799118,2cyclictest7318-21ssh23:00:063
2437799118,2cyclictest4099-21expr00:15:163
2437799118,2cyclictest28549-21grep00:30:143
2437799118,2cyclictest25233-21rm23:30:133
2437799118,2cyclictest24126-21tr20:15:153
2437799118,2cyclictest23545-21ssh00:26:433
2437799118,2cyclictest20245-21ssh21:50:123
2437799118,2cyclictest20242-21sed21:10:263
2437799118,2cyclictest18890-21ssh22:47:023
2437799118,2cyclictest15491-21ssh21:27:143
2437799118,2cyclictest15491-21ssh21:27:143
2437799118,2cyclictest1358-21ssh22:36:213
2437799118,2cyclictest12997-21cut22:05:143
2437399118,2cyclictest8671-21ssh23:00:192
2437399118,2cyclictest8056-21taskset20:49:352
2437399118,2cyclictest7426-21ssh22:01:082
2437399118,2cyclictest6114-21ssh23:57:022
2437399118,2cyclictest3572-21date20:40:002
2437399118,2cyclictest31014-21turbostat.cron20:30:002
2437399118,2cyclictest17867-21taskset23:25:192
2437399118,2cyclictest14550-21ssh00:02:072
2437399118,2cyclictest14515-21ssh23:42:492
2437399118,2cyclictest11254-21cron19:50:002
2437399110,10cyclictest962-21taskset23:35:022
2437099119,2cyclictest25-21ksoftirqd/121:10:211
2437099118,2cyclictest710-21chrt20:32:051
2437099118,2cyclictest27210-21grep20:20:171
2437099118,2cyclictest27082-21grep19:15:131
2437099118,2cyclictest16260-21sed20:00:011
2437099110,10cyclictest5197-21sh21:20:491
2437099110,10cyclictest31941-21ssh22:35:211
2436899118,2cyclictest9154-21head23:20:170
2436899118,2cyclictest6563-21ssh22:40:130
2436899118,2cyclictest6034-21tail19:35:260
2436899118,2cyclictest4390-21sed20:40:170
2436899118,2cyclictest29992-21ssh23:51:520
2436899118,2cyclictest2933-21awk20:35:260
2436899118,2cyclictest28295-21cut00:30:140
2436899118,2cyclictest25017-21sh21:52:360
2436899118,2cyclictest24746-21ssh22:30:490
2436899118,2cyclictest20169-21tail21:30:160
2436899118,2cyclictest20051-21awk20:05:220
2436899118,2cyclictest10827-21cut20:55:140
2436899117,3cyclictest4095-21sed00:15:160
2436899117,3cyclictest29954-21cat20:25:190
2436899117,2cyclictest8514-21egrep20:50:140
2436899112,8cyclictest3603-21hddtemp_smartct21:20:170
2436899110,2cyclictest0-21swapper/022:25:480
2437799108,1cyclictest8768-21expr20:50:153
2437799108,1cyclictest32529-21grep19:25:163
2437799108,1cyclictest30871-21taskset20:28:233
2437799108,1cyclictest22218-21wc20:10:193
2437799108,1cyclictest17667-21ntp_states20:00:213
2437799108,1cyclictest135362sleep319:53:523
2437799108,1cyclictest13064-21cat21:00:003
2437799107,2cyclictest28359-21taskset20:21:383
2437799107,2cyclictest15618-21grep21:05:143
2437799106,3cyclictest2294-21tr19:30:163
2437799100,9cyclictest9114-21chrt19:45:033
2437399108,1cyclictest8909-21df_abs20:50:152
2437399108,1cyclictest27677-21cut20:20:222
2437399108,1cyclictest14127-21cat21:00:202
2437399106,3cyclictest8436-21sed19:40:262
2437399106,3cyclictest8436-21sed19:40:262
2437399100,9cyclictest56550irq/124-enp0s3119:35:152
2437099108,1cyclictest9099-21cut19:45:011
2437099108,1cyclictest29782sleep120:35:341
2437099108,1cyclictest24962-21cut20:15:201
2437099108,1cyclictest14910-21taskset21:00:551
2437099108,1cyclictest133152sleep119:51:021
2437099108,1cyclictest12495-21taskset20:55:391
2437099107,2cyclictest10090-21uname19:45:221
2437099100,9cyclictest6209-21chrt19:36:271
2436899108,1cyclictest3891-21chrt19:32:100
2436899108,1cyclictest28342-21taskset20:21:250
2436899107,2cyclictest31312-21taskset19:21:400
2436899107,2cyclictest25648-21taskset20:16:060
2436899107,2cyclictest21257-21apache_processe20:10:110
2436899107,2cyclictest13758-21grep21:00:170
2436899107,2cyclictest11875-21expr19:50:150
243739997,1cyclictest3601-21cat20:40:112
243709997,1cyclictest6812-21hostname19:40:141
243709997,1cyclictest19832sleep119:30:101
243689997,1cyclictest256412sleep019:10:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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