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2026-02-08 - 14:41
[ 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 highest latencies:
System rackcslot7s.osadl.org (updated Sun Feb 08, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
351939499507498,6cyclictest3620674-21turbostat23:55:013
351939499494447,31cyclictest3555645-21turbostat20:50:003
351939499467444,20cyclictest3602705-21turbostat23:09:553
351939499464457,4cyclictest3569492-21turbostat21:30:003
351939499462455,4cyclictest3627620-21turbostat00:19:553
351939499458451,4cyclictest3567757-21turbostat21:25:003
351939499457434,20cyclictest3541440-21turbostat20:09:593
351937399456433,20cyclictest3564294-21turbostat21:19:560
351937399456433,20cyclictest3564294-21turbostat21:19:560
351938199454446,5cyclictest3587139-21turbostat22:24:552
351937399454430,20cyclictest3622411-21turbostat00:04:550
351937399454430,20cyclictest3622411-21turbostat00:04:550
351939499453430,20cyclictest3534529-21turbostat19:54:553
351938199451442,6cyclictest3525572-21turbostat19:29:552
351939499450443,4cyclictest3631082-21turbostat00:25:003
351939499450442,5cyclictest3620674-21turbostat23:59:553
351939499450434,13cyclictest3527307-21turbostat19:30:003
351939499449426,19cyclictest3592329-21turbostat22:39:553
351939499447439,5cyclictest3592329-21turbostat22:35:003
351939499446433,10cyclictest3574720-21turbostat21:45:003
351939499443434,6cyclictest3599252-21turbostat22:59:563
351937899442433,6cyclictest3537992-21turbostat20:04:551
351937899442433,6cyclictest3537992-21turbostat20:04:551
351937899442420,19cyclictest3551883-21turbostat20:44:561
351939499441434,4cyclictest3559107-21turbostat21:00:013
351939499441430,8cyclictest3530754-21turbostat19:44:553
351939499440432,5cyclictest3625892-21turbostat00:14:563
351939499439432,4cyclictest3585413-21turbostat22:19:553
351938199438429,6cyclictest3541440-21turbostat20:14:542
351939499437430,4cyclictest3581953-21turbostat22:05:003
351939499437417,17cyclictest3551883-21turbostat20:40:003
351939499436428,5cyclictest3631082-21turbostat00:29:553
351939499436428,5cyclictest3631082-21turbostat00:29:553
351939499431424,4cyclictest3611980-21turbostat23:34:553
351939499431424,4cyclictest3559107-21turbostat21:04:553
351939499431422,6cyclictest3624163-21turbostat00:09:553
351939499431410,18cyclictest3523790-21turbostat19:24:543
351939499430423,4cyclictest3588877-21turbostat22:29:563
351938199429422,4cyclictest3539712-21turbostat20:09:552
351939499428420,5cyclictest3617218-21turbostat23:49:553
351939499427418,6cyclictest3576755-21turbostat21:54:553
351939499423416,4cyclictest3583672-21turbostat22:14:543
351939499422413,6cyclictest3606480-21turbostat23:19:553
351939499422413,6cyclictest3594062-21turbostat22:44:553
351939499421412,6cyclictest3543182-21turbostat20:15:003
351939499420412,5cyclictest3544909-21turbostat20:20:003
351939499417410,4cyclictest3537992-21turbostat20:00:003
351939499416394,19cyclictest3521256-21turbostat19:19:553
351937399416409,4cyclictest3608207-21turbostat23:24:560
351939499414407,4cyclictest3571228-21turbostat21:35:003
351937899414407,4cyclictest3632803-21turbostat00:34:541
351939499411404,4cyclictest3609946-21turbostat23:29:563
351939499409402,4cyclictest3595798-21turbostat22:49:553
351938199409400,6cyclictest3600984-21turbostat23:04:552
351939499402386,13cyclictest3602705-21turbostat23:05:003
351939499401394,4cyclictest3571228-21turbostat21:39:563
351939499399391,5cyclictest3583672-21turbostat22:10:003
351939499399391,5cyclictest3583672-21turbostat22:09:593
351939499393384,6cyclictest3562562-21turbostat21:10:003
351939499391380,7cyclictest3606480-21turbostat23:15:003
351939499389382,4cyclictest3530754-21turbostat19:39:593
351939499379363,13cyclictest3566021-21turbostat21:20:003
351939499379363,13cyclictest3566021-21turbostat21:19:593
351939499377355,8cyclictest3519166-21turbostat19:14:553
351939499375368,4cyclictest3555645-21turbostat20:54:563
351939499373365,5cyclictest3564294-21turbostat21:15:003
351937399373351,19cyclictest3597524-21turbostat22:54:560
351939499368362,3cyclictest3599252-21turbostat22:55:003
351939499367361,3cyclictest3532797-21turbostat19:49:543
351939499366360,4cyclictest3613748-21turbostat23:39:553
351939499362353,6cyclictest3615482-21turbostat23:44:553
351937899360354,3cyclictest3581953-21turbostat22:09:551
351937899360354,3cyclictest3581953-21turbostat22:09:551
351939499359352,4cyclictest3546686-21turbostat20:25:003
351939499351343,5cyclictest3634544-21turbostat00:35:003
351939499351343,5cyclictest3546686-21turbostat20:29:563
351939499349343,3cyclictest3578488-21turbostat21:59:553
351939499349343,3cyclictest3553915-21turbostat20:45:003
351938199332326,3cyclictest3544909-21turbostat20:24:552
351939499324317,4cyclictest3550149-21turbostat20:35:003
351939499324316,5cyclictest3574720-21turbostat21:49:543
351937899324317,4cyclictest3548415-21turbostat20:34:541
351939499323313,7cyclictest3634544-21turbostat00:39:563
351939499321313,5cyclictest3588877-21turbostat22:25:013
351939499316309,4cyclictest3529032-21turbostat19:35:003
351939499314306,5cyclictest3609946-21turbostat23:25:003
351937399313306,4cyclictest3527307-21turbostat19:34:550
1973991610,87rtkit-daemon0-21swapper/019:06:020
3518903210976,23sleep10-21swapper/119:06:491
3518807210976,23sleep30-21swapper/319:05:333
3518852210673,23sleep20-21swapper/219:06:082
3519394999990,6cyclictest3539712-21turbostat20:05:003
3519394999990,6cyclictest3539712-21turbostat20:05:003
35861442980,6sleep013-21ksoftirqd/022:15:200
3519394999891,4cyclictest3624163-21turbostat00:04:593
3519394999891,4cyclictest3624163-21turbostat00:04:593
36009912920,11sleep03600986-21awk23:00:000
197399540,8rtkit-daemon1972-21rtkit-daemon22:10:372
197399540,8rtkit-daemon1972-21rtkit-daemon21:34:502
197399530,8rtkit-daemon1972-21rtkit-daemon20:16:552
197399520,8rtkit-daemon1972-21rtkit-daemon22:51:082
3519373994633,8cyclictest13-21ksoftirqd/020:20:320
36176922450,7chrt4497-21PK-Backend23:45:132
36140202450,7sleep0161rcuc/023:35:130
3519378994524,14cyclictest26-21ksoftirqd/119:40:201
3519378994426,6cyclictest26-21ksoftirqd/119:17:271
3519378994422,13cyclictest26-21ksoftirqd/121:15:011
197399440,36rtkit-daemon3557354-21cron20:54:592
3519381994311,5cyclictest141rcu_preempt22:05:232
3519381994311,5cyclictest141rcu_preempt22:05:222
3519378994333,6cyclictest26-21ksoftirqd/119:30:011
3519378994325,6cyclictest26-21ksoftirqd/122:00:211
3519378994324,7cyclictest26-21ksoftirqd/121:20:001
3519378994324,7cyclictest26-21ksoftirqd/121:20:001
3519378994323,5cyclictest26-21ksoftirqd/121:39:401
3519378994322,6cyclictest26-21ksoftirqd/123:50:141
3519378994322,13cyclictest26-21ksoftirqd/120:10:301
3519373994322,17cyclictest3573576-21cstates21:40:140
197399430,36rtkit-daemon34-21ksoftirqd/219:52:372
35445452420,5sleep00-21swapper/020:15:430
3519381994213,6cyclictest141rcu_preempt23:20:002
3519378994224,6cyclictest26-21ksoftirqd/123:00:251
3519378994224,6cyclictest26-21ksoftirqd/122:50:011
3519378994224,6cyclictest26-21ksoftirqd/122:30:111
3519378994222,16cyclictest26-21ksoftirqd/100:15:011
351937399421,10cyclictest3613568-21systemd-udevd23:33:180
197399420,34rtkit-daemon4497-21PK-Backend23:54:302
197399420,34rtkit-daemon3519360-21cyclictest21:24:492
35476672410,4sleep20-21swapper/220:25:232
3519381994114,6cyclictest141rcu_preempt21:25:202
3519378994125,5cyclictest26-21ksoftirqd/123:09:381
3519378994125,5cyclictest26-21ksoftirqd/121:30:351
3519378994125,13cyclictest26-21ksoftirqd/119:50:291
3519378994124,6cyclictest26-21ksoftirqd/122:15:251
3519378994124,6cyclictest26-21ksoftirqd/120:15:391
3519378994124,6cyclictest26-21ksoftirqd/119:40:001
3519378994124,5cyclictest26-21ksoftirqd/119:20:281
3519378994124,12cyclictest26-21ksoftirqd/123:40:211
3519378994123,14cyclictest26-21ksoftirqd/100:35:131
3519378994122,6cyclictest26-21ksoftirqd/122:40:011
3519378994122,6cyclictest26-21ksoftirqd/120:20:311
3519378994122,5cyclictest26-21ksoftirqd/123:15:141
3519378994121,15cyclictest26-21ksoftirqd/100:25:241
3519378994121,15cyclictest26-21ksoftirqd/100:25:231
3519373994123,6cyclictest13-21ksoftirqd/021:30:010
3519373994123,6cyclictest13-21ksoftirqd/020:30:010
3519373994123,6cyclictest13-21ksoftirqd/000:20:200
3519373994122,15cyclictest3533430-21df_inode19:45:150
3519373994122,14cyclictest13-21ksoftirqd/023:10:010
3519373994120,17cyclictest3559098-21latency_hist21:00:010
3519373994112,21cyclictest13-21ksoftirqd/023:20:010
351937399411,13cyclictest438-20systemd-journal21:39:410
351938199401,9cyclictest0-21swapper/219:35:142
3519381994013,6cyclictest141rcu_preempt22:05:012
3519378994024,5cyclictest26-21ksoftirqd/122:22:341
3519378994024,5cyclictest26-21ksoftirqd/122:10:181
3519378994024,5cyclictest26-21ksoftirqd/120:48:071
3519378994024,5cyclictest26-21ksoftirqd/119:47:071
3519378994023,6cyclictest26-21ksoftirqd/123:45:131
3519378994023,6cyclictest26-21ksoftirqd/123:35:121
3519378994023,6cyclictest26-21ksoftirqd/123:30:141
3519378994023,6cyclictest26-21ksoftirqd/122:59:281
3519378994023,6cyclictest26-21ksoftirqd/122:27:441
3519378994023,6cyclictest26-21ksoftirqd/121:25:221
3519378994023,6cyclictest26-21ksoftirqd/121:20:251
3519378994023,6cyclictest26-21ksoftirqd/120:35:211
3519378994023,5cyclictest26-21ksoftirqd/120:55:081
3519378994023,5cyclictest26-21ksoftirqd/120:50:541
3519378994023,5cyclictest26-21ksoftirqd/100:20:201
3519378994023,13cyclictest26-21ksoftirqd/121:45:191
3519373994024,12cyclictest13-21ksoftirqd/023:05:000
3519373994023,13cyclictest13-21ksoftirqd/019:20:020
351938199396,5cyclictest141rcu_preempt00:30:002
351938199396,5cyclictest141rcu_preempt00:30:002
3519381993914,5cyclictest141rcu_preempt21:05:102
3519378993923,5cyclictest26-21ksoftirqd/123:25:221
3519378993923,5cyclictest26-21ksoftirqd/121:55:131
3519378993923,5cyclictest26-21ksoftirqd/120:25:191
3519378993923,5cyclictest26-21ksoftirqd/119:30:031
3519378993923,5cyclictest26-21ksoftirqd/119:10:211
3519378993921,6cyclictest26-21ksoftirqd/121:40:211
3519378993921,14cyclictest1081-21ntpd19:55:241
3519378993918,13cyclictest26-21ksoftirqd/100:15:201
3519373993922,13cyclictest13-21ksoftirqd/021:10:130
3519373993922,13cyclictest13-21ksoftirqd/020:10:010
3519373993921,14cyclictest13-21ksoftirqd/022:30:160
3519373993920,14cyclictest13-21ksoftirqd/000:20:020
3519373993917,14cyclictest13-21ksoftirqd/020:00:140
3519373993917,14cyclictest13-21ksoftirqd/020:00:130
351937399391,16cyclictest35309032sed19:40:020
197399390,31rtkit-daemon34-21ksoftirqd/221:41:342
3519381993814,7cyclictest141rcu_preempt20:45:282
3519381993811,6cyclictest141rcu_preempt22:25:182
3519378993823,5cyclictest26-21ksoftirqd/120:05:291
3519378993822,5cyclictest26-21ksoftirqd/123:25:011
3519378993822,5cyclictest26-21ksoftirqd/121:53:041
3519378993821,6cyclictest26-21ksoftirqd/122:50:431
3519378993821,6cyclictest26-21ksoftirqd/100:00:011
3519378993817,13cyclictest26-21ksoftirqd/122:42:541
351937399389,6cyclictest141rcu_preempt00:25:230
351937399389,6cyclictest141rcu_preempt00:25:230
351937399384,17cyclictest3576503-40lsb_release21:47:240
3519373993824,10cyclictest3625472-21wc00:05:300
3519373993824,10cyclictest3578485-21sh21:55:000
3519373993822,6cyclictest13-21ksoftirqd/019:20:220
3519373993822,12cyclictest13-21ksoftirqd/019:45:010
3519373993821,13cyclictest13-21ksoftirqd/021:30:130
3519373993821,13cyclictest13-21ksoftirqd/020:50:140
3519373993821,12cyclictest13-21ksoftirqd/021:05:020
3519373993820,13cyclictest3567372-21users21:20:300
3519373993820,13cyclictest13-21ksoftirqd/022:45:110
3519373993817,8cyclictest141rcu_preempt20:40:130
351938199379,6cyclictest141rcu_preempt23:33:192
351938199377,5cyclictest141rcu_preempt19:15:012
3519381993721,12cyclictest3551163-21ntp_states20:35:252
3519381993713,5cyclictest141rcu_preempt22:15:122
3519381993712,6cyclictest141rcu_preempt00:35:272
3519378993721,5cyclictest26-21ksoftirqd/121:05:141
3519378993720,12cyclictest3624903-21awk00:05:191
3519373993720,12cyclictest13-21ksoftirqd/019:10:150
3519381993619,13cyclictest3552689-21expr20:40:142
3519381993614,6cyclictest141rcu_preempt19:50:012
3519381993614,6cyclictest141rcu_preempt00:00:032
3519381993614,5cyclictest141rcu_preempt22:35:012
3519381993612,5cyclictest141rcu_preempt21:50:122
3519381993612,5cyclictest141rcu_preempt20:30:312
3519378993620,5cyclictest26-21ksoftirqd/123:10:211
3519378993620,12cyclictest3560125-21ntpq21:00:261
351937399365,11cyclictest13-21ksoftirqd/020:36:160
3519373993621,12cyclictest13-21ksoftirqd/023:11:170
3519373993621,11cyclictest3633474-21fw_packets00:30:190
3519373993621,11cyclictest13-21ksoftirqd/000:10:120
3519373993620,6cyclictest13-21ksoftirqd/000:40:010
3519373993620,12cyclictest3542584-21python320:10:270
3519373993620,12cyclictest13-21ksoftirqd/023:25:150
3519373993618,13cyclictest3561241-21sshd21:05:130
3519373993618,13cyclictest13-21ksoftirqd/023:40:120
3519373993618,13cyclictest13-21ksoftirqd/022:35:140
351938199358,6cyclictest141rcu_preempt21:55:152
3519381993520,11cyclictest3593305-21awk22:35:242
3519381993520,11cyclictest3529089-21cat19:35:012
3519381993519,12cyclictest3625693-21sshd00:07:452
3519381993519,12cyclictest3571467-21find21:35:092
3519381993512,7cyclictest141rcu_preempt21:50:012
3519378993517,6cyclictest26-21ksoftirqd/100:00:041
3519378993517,6cyclictest26-21ksoftirqd/100:00:031
3519373993525,7cyclictest161rcuc/021:56:290
3519373993518,13cyclictest13-21ksoftirqd/023:55:130
3519373993518,13cyclictest13-21ksoftirqd/022:25:260
3519373993517,13cyclictest13-21ksoftirqd/022:10:270
3519373993516,12cyclictest13-21ksoftirqd/022:05:280
3519373993516,12cyclictest13-21ksoftirqd/022:05:280
351937399351,13cyclictest3618955-21idleruntime-cro23:50:000
197399350,29rtkit-daemon0-21swapper/223:40:322
351938199349,5cyclictest141rcu_preempt22:45:142
351938199349,5cyclictest141rcu_preempt19:40:122
3519381993419,11cyclictest3559967-21cat21:00:232
3519381993413,6cyclictest141rcu_preempt23:10:102
3519381993413,5cyclictest141rcu_preempt23:10:022
351938199341,29cyclictest4497-21PK-Backend00:10:482
3519381993412,6cyclictest141rcu_preempt00:04:592
3519381993412,6cyclictest141rcu_preempt00:04:592
3519373993418,13cyclictest13-21ksoftirqd/020:30:010
3519373993418,13cyclictest13-21ksoftirqd/019:25:170
3519373993418,12cyclictest13-21ksoftirqd/022:00:220
3519373993417,13cyclictest13-21ksoftirqd/023:50:090
3519373993417,13cyclictest13-21ksoftirqd/019:55:280
3519373993416,13cyclictest13-21ksoftirqd/022:20:180
351937399341,10cyclictest141rcu_preempt20:45:230
35958152330,5sleep24497-21PK-Backend22:45:002
3519381993311,5cyclictest141rcu_preempt23:25:012
3519373993323,6cyclictest13-21ksoftirqd/019:54:060
3519373993317,12cyclictest3594472-21grep22:40:120
351938199327,11cyclictest141rcu_preempt00:15:122
351938199325,6cyclictest141rcu_preempt20:55:202
351938199324,5cyclictest141rcu_preempt21:15:022
3519381993225,4cyclictest4497-21PK-Backend23:39:312
3519381993221,7cyclictest3600971-21sh22:59:592
3519381993216,11cyclictest3523344-21cat19:15:282
3519381993215,13cyclictest3525555-21cron19:25:012
351938199321,28cyclictest4497-21PK-Backend00:30:492
351938199316,5cyclictest141rcu_preempt00:25:032
3519381993125,4cyclictest0-21swapper/219:55:562
3519381993121,5cyclictest34-21ksoftirqd/220:03:182
3519381993121,5cyclictest34-21ksoftirqd/220:03:182
3519381993115,12cyclictest3564933-21df21:15:162
3519381993115,12cyclictest3564933-21df21:15:162
351938199294,5cyclictest141rcu_preempt23:25:292
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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