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2026-02-15 - 13:22
[ 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 15, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
332042199507500,4cyclictest3417468-21turbostat23:45:013
332042199479456,20cyclictest3354249-21turbostat20:49:543
332042199470446,8cyclictest3373598-21turbostat21:40:003
332042199469427,29cyclictest3350792-21turbostat20:39:553
332042199465454,8cyclictest3412269-21turbostat23:34:553
332042199464457,4cyclictest3417468-21turbostat23:49:553
332042199463456,4cyclictest3405346-21turbostat23:14:553
332042199462455,4cyclictest3430527-21turbostat00:24:543
332042199461453,5cyclictest3421226-21turbostat23:54:593
332042199461453,5cyclictest3368408-21turbostat21:29:563
332042199461453,5cyclictest3368408-21turbostat21:29:563
332041499461454,4cyclictest3415739-21turbostat23:44:552
332042199460453,4cyclictest3347321-21turbostat20:29:543
332042199459450,6cyclictest3335215-21turbostat19:54:563
332042199459450,6cyclictest3335215-21turbostat19:54:563
332042199458450,5cyclictest3391498-21turbostat22:30:013
332041499457448,6cyclictest3338675-21turbostat20:04:552
332042199455448,4cyclictest3378784-21turbostat21:55:003
332042199455448,4cyclictest3373598-21turbostat21:44:543
332042199455448,4cyclictest3363200-21turbostat21:14:553
332042199454436,15cyclictest3403612-21turbostat23:09:553
332042199452445,4cyclictest3401892-21turbostat23:00:003
332042199451444,4cyclictest3361468-21turbostat21:05:013
332041499450442,5cyclictest3426748-21turbostat00:14:562
332042199449442,4cyclictest3408807-21turbostat23:24:553
332041499449442,4cyclictest3329720-21turbostat19:39:552
332041499448441,4cyclictest3366672-21turbostat21:24:552
332042199446435,8cyclictest3434076-21turbostat00:30:013
332042199445438,4cyclictest3422968-21turbostat23:59:593
332042199444436,5cyclictest3387733-21turbostat22:20:003
332042199441434,4cyclictest3398425-21turbostat22:50:003
332041499439432,4cyclictest3324528-21turbostat19:24:552
332042199438430,5cyclictest3350792-21turbostat20:35:003
332041499438431,4cyclictest3377043-21turbostat21:54:552
332041499438431,4cyclictest3370130-21turbostat21:34:552
332042199437429,5cyclictest3398425-21turbostat22:54:553
332041499437429,5cyclictest3327991-21turbostat19:34:552
332042199436427,6cyclictest3338675-21turbostat20:00:003
332042199435428,4cyclictest3383978-21turbostat22:10:003
332042199435428,4cyclictest3380516-21turbostat22:00:003
332042199433424,6cyclictest3340402-21turbostat20:09:543
332042199431423,5cyclictest3422968-21turbostat00:04:553
332042199431423,5cyclictest3422968-21turbostat00:04:553
332041499431424,4cyclictest3333482-21turbostat19:49:552
332042199430422,5cyclictest3389778-21turbostat22:25:003
332041499423415,5cyclictest3371864-21turbostat21:39:552
332042199422406,13cyclictest3415739-21turbostat23:40:003
332042199420412,5cyclictest3345597-21turbostat20:20:003
332042199420412,5cyclictest3345597-21turbostat20:20:003
332042199420411,6cyclictest3335215-21turbostat19:50:003
332042199420394,22cyclictest3359446-21turbostat21:00:003
332042199418398,17cyclictest3354249-21turbostat20:45:003
332042199418398,17cyclictest3354249-21turbostat20:44:593
332042199417410,4cyclictest3407075-21turbostat23:19:553
332042199416409,4cyclictest3393237-21turbostat22:39:563
332042199416409,4cyclictest3393237-21turbostat22:39:553
332042199416408,5cyclictest3382247-21turbostat22:05:003
332041499416409,4cyclictest3361468-21turbostat21:09:562
332041499415408,4cyclictest3364939-21turbostat21:19:552
332041499415406,6cyclictest3382247-21turbostat22:09:552
332042199414406,5cyclictest3403612-21turbostat23:04:593
332042199412405,4cyclictest3437542-21turbostat00:40:013
332041499409402,4cyclictest3391498-21turbostat22:34:562
332042199407399,5cyclictest3368408-21turbostat21:25:003
332042199406396,7cyclictest3430527-21turbostat00:19:593
332041499406397,6cyclictest3326264-21turbostat19:29:562
332041499406397,6cyclictest3326264-21turbostat19:29:552
332042199397390,4cyclictest3366672-21turbostat21:19:593
332041499387380,4cyclictest3434076-21turbostat00:34:562
332042199382376,3cyclictest3357701-21turbostat20:55:003
332042199382375,4cyclictest3347321-21turbostat20:25:003
332042199379371,5cyclictest3340402-21turbostat20:04:593
332042199375368,4cyclictest3375324-21turbostat21:49:563
332042199365357,5cyclictest3324528-21turbostat19:20:003
332042199364342,19cyclictest3343851-21turbostat20:15:013
332041499361354,4cyclictest3342141-21turbostat20:14:552
332041499359351,5cyclictest3345597-21turbostat20:24:552
332042199358352,3cyclictest3412269-21turbostat23:29:593
332042199358351,4cyclictest3331449-21turbostat19:44:543
332042199354348,3cyclictest3426748-21turbostat00:10:013
332041499354347,4cyclictest3410539-21turbostat23:29:552
332041099352346,3cyclictest3432346-21turbostat00:29:541
332041499351343,5cyclictest3414001-21turbostat23:39:552
332042199350344,3cyclictest3394966-21turbostat22:44:553
332041499343334,6cyclictest3421226-21turbostat23:59:542
332042199335329,3cyclictest3326264-21turbostat19:25:003
332042199331324,4cyclictest3371864-21turbostat21:35:003
332042199330322,5cyclictest3435808-21turbostat00:35:013
332041499330322,5cyclictest3320219-21turbostat19:14:552
332042199326320,3cyclictest3327991-21turbostat19:30:003
332042199326320,3cyclictest3327991-21turbostat19:30:003
332042199325316,5cyclictest3322304-21turbostat19:15:003
332041499325318,4cyclictest3383978-21turbostat22:14:552
332042199319312,4cyclictest3385699-21turbostat22:15:013
332041499319310,6cyclictest3424713-21turbostat00:09:562
332041499316307,6cyclictest3378784-21turbostat21:59:552
332042199313306,4cyclictest3329720-21turbostat19:35:003
332041499312306,3cyclictest3359446-21turbostat21:04:552
332041499312305,4cyclictest3355976-21turbostat20:54:542
332042199218204,10cyclictest3331449-21turbostat19:40:003
332042199212197,11cyclictest3363200-21turbostat21:10:003
3318717212470,44sleep20-21swapper/219:05:092
3318717212470,44sleep20-21swapper/219:05:082
3319879211863,44sleep30-21swapper/319:05:583
3319879211863,44sleep30-21swapper/319:05:573
3320159211481,23sleep00-21swapper/019:09:330
3320159211481,23sleep00-21swapper/019:09:330
3320165210773,24sleep10-21swapper/119:09:381
3320165210773,24sleep10-21swapper/119:09:381
33204219910493,8cyclictest3428462-21turbostat00:15:003
33204219910089,8cyclictest3393237-21turbostat22:35:003
3320414999992,4cyclictest3349060-21turbostat20:34:542
197399980,15rtkit-daemon4497-21PK-Backend21:20:121
34214272840,5sleep04497-21PK-Backend23:55:010
33283082770,4sleep00-21swapper/019:30:120
197399680,9rtkit-daemon1972-21rtkit-daemon22:43:512
197399680,9rtkit-daemon1972-21rtkit-daemon22:37:492
197399680,9rtkit-daemon1972-21rtkit-daemon22:37:492
197399650,9rtkit-daemon1972-21rtkit-daemon22:16:132
34040352570,6sleep04497-21PK-Backend23:05:160
33573182530,7chrt4497-21PK-Backend20:50:301
3320410994323,16cyclictest3354276-21latency_hist20:45:011
3320410994323,16cyclictest3354276-21latency_hist20:45:001
197399430,8rtkit-daemon3328768-21/usr/sbin/munin19:30:191
197399420,4rtkit-daemon4497-21PK-Backend19:46:431
34020422410,6sleep24497-21PK-Backend23:00:022
3320410994120,17cyclictest26-21ksoftirqd/100:00:021
3320401994123,13cyclictest13-21ksoftirqd/023:03:020
34243092400,10sleep1251rcuc/100:00:301
34243092400,10sleep1251rcuc/100:00:291
33993162400,7sleep04497-21PK-Backend22:50:220
3320410994023,12cyclictest26-21ksoftirqd/121:34:591
3320401994025,11cyclictest3361454-21cron21:05:010
3320401994022,14cyclictest13-21ksoftirqd/021:51:060
197399400,31rtkit-daemon3320394-21cyclictest23:14:352
197399400,28rtkit-daemon4497-21PK-Backend20:16:521
197399400,28rtkit-daemon4497-21PK-Backend20:16:521
34236952390,5sleep20-21swapper/200:00:182
34236952390,5sleep20-21swapper/200:00:182
3320410993921,13cyclictest26-21ksoftirqd/122:30:151
3320401993924,11cyclictest3356738-21uname20:50:210
332040199391,14cyclictest4497-21PK-Backend20:58:390
197399390,27rtkit-daemon4497-21PK-Backend21:09:041
33218512380,5sleep1251rcuc/119:10:321
3320414993821,12cyclictest3430099-21apt-get00:18:202
3320414993819,15cyclictest3404090-21cat23:05:152
3320410993821,13cyclictest26-21ksoftirqd/122:40:011
3320410993821,13cyclictest26-21ksoftirqd/122:40:011
3320410993821,13cyclictest26-21ksoftirqd/121:00:231
3320401993826,8cyclictest3321475-21needreboot19:10:260
3320401993823,11cyclictest923-21dbus-daemon00:30:220
3320401993822,6cyclictest13-21ksoftirqd/019:30:000
3320401993822,6cyclictest13-21ksoftirqd/019:30:000
3320414993726,7cyclictest3410091-21wc23:20:292
3320414993725,8cyclictest3352503-21cron20:40:002
3320414993722,12cyclictest3338293-21users19:55:332
3320414993722,11cyclictest923-21dbus-daemon19:50:202
3320414993722,11cyclictest923-21dbus-daemon19:50:202
3320414993720,13cyclictest3369595-21sed21:25:302
3320414993720,13cyclictest3369595-21sed21:25:292
3320414993719,13cyclictest438-20systemd-journal19:20:002
3320410993720,13cyclictest26-21ksoftirqd/122:00:221
3320410993719,14cyclictest3413279-21cat23:30:241
332041099371,4cyclictest0-21swapper/122:40:131
3320401993723,10cyclictest3350770-21cron20:35:000
3320401993721,12cyclictest3431197-21fw_packets00:20:190
3320401993713,6cyclictest3384240-21kworker/dying22:15:190
3320401993711,5cyclictest33933492cat22:35:010
3320401993710,6cyclictest141rcu_preempt21:30:260
3320414993622,10cyclictest2746-21gmain20:41:382
3320414993622,10cyclictest2746-21gmain20:41:382
3320414993621,11cyclictest3434098-21systemd-run00:30:002
3320414993621,11cyclictest3376456-21python321:45:272
3320414993620,11cyclictest438-20systemd-journal23:54:122
3320414993618,14cyclictest1043-21gdbus00:21:442
3320410993626,5cyclictest26-21ksoftirqd/119:45:001
3320410993624,6cyclictest26-21ksoftirqd/123:50:211
3320410993622,11cyclictest3343863-21dump-pmu-power20:15:011
3320410993621,11cyclictest3359420-21cron21:00:001
3320410993619,13cyclictest3384970-21ntpq22:10:231
3320410993619,12cyclictest26-21ksoftirqd/119:15:031
3320410993618,13cyclictest26-21ksoftirqd/121:30:021
3320410993618,13cyclictest26-21ksoftirqd/121:30:021
332040199367,25cyclictest3373575-21cron21:39:590
3320401993622,10cyclictest3430516-21cron00:19:590
3320401993621,11cyclictest3409648-21load23:20:200
3320401993618,13cyclictest438-20systemd-journal22:23:120
3320401993612,8cyclictest13-21ksoftirqd/022:08:400
3320414993521,10cyclictest34-21ksoftirqd/222:50:012
3320414993521,10cyclictest34-21ksoftirqd/219:41:222
3320414993518,12cyclictest438-20systemd-journal21:40:122
3320410993524,6cyclictest26-21ksoftirqd/100:20:001
3320410993517,13cyclictest26-21ksoftirqd/123:00:021
332040199356,6cyclictest141rcu_preempt20:10:140
332040199356,10cyclictest13-21ksoftirqd/021:16:440
3320401993523,8cyclictest3419184-21sh23:50:000
3320401993520,11cyclictest3427169-21cut00:10:130
3320401993520,11cyclictest3390486-21awk22:25:200
3320401993520,11cyclictest3368163-21seq21:22:130
3320401993518,13cyclictest3351216-21expr20:35:130
197399350,29rtkit-daemon0-21swapper/222:22:082
33481562340,5sleep1251rcuc/120:25:231
3320414993425,6cyclictest331rcuc/222:28:512
3320414993419,11cyclictest3359464-21systemctl21:00:002
3320414993418,12cyclictest3349113-21sed20:30:022
3320414993418,11cyclictest3402647-21kernelversion23:00:222
3320414993418,11cyclictest3399468-21awk22:50:262
332041099344,5cyclictest141rcu_preempt23:20:211
3320410993426,5cyclictest0-21swapper/100:11:331
3320410993426,4cyclictest4497-21PK-Backend20:31:051
3320410993423,6cyclictest26-21ksoftirqd/123:50:011
3320410993423,6cyclictest26-21ksoftirqd/122:20:291
3320410993419,11cyclictest3426212-21threads00:05:291
3320410993419,11cyclictest3374521-21grep21:40:231
3320410993418,12cyclictest3436045-21/usr/sbin/munin00:35:261
3320410993418,12cyclictest3403022-21python323:00:301
3320410993418,12cyclictest3336055-21load19:50:211
3320410993418,12cyclictest3336055-21load19:50:211
332041099341,30cyclictest0-21swapper/120:02:561
332040199346,6cyclictest141rcu_preempt21:30:020
332040199346,6cyclictest141rcu_preempt21:30:020
332040199345,9cyclictest13-21ksoftirqd/022:38:070
332040199345,9cyclictest13-21ksoftirqd/022:38:070
3320401993424,6cyclictest3437536-21munin-run00:40:000
3320401993419,11cyclictest3397451-21cut22:45:210
332040199341,8cyclictest4497-21PK-Backend23:10:200
3320401993418,12cyclictest3331436-21apt-get19:40:000
3320401993417,5cyclictest13-21ksoftirqd/021:13:100
3320401993410,5cyclictest141rcu_preempt23:27:090
33410482330,7sleep04497-21PK-Backend20:05:180
3320414993318,11cyclictest3340779-21cat20:05:142
3320414993317,12cyclictest976-21rs:main2
3320414993317,12cyclictest3355574-21cat20:45:302
3320414993316,12cyclictest3380772-21apt22:00:112
3320414993316,12cyclictest1074-21lldpd23:33:162
332041499331,29cyclictest0-21swapper/200:35:142
3320410993326,4cyclictest0-21swapper/121:58:561
3320410993323,6cyclictest26-21ksoftirqd/122:55:011
3320410993323,5cyclictest26-21ksoftirqd/123:05:161
3320410993323,5cyclictest26-21ksoftirqd/122:20:001
332041099332,26cyclictest3366283-21users21:15:311
3320410993322,6cyclictest26-21ksoftirqd/122:50:011
3320410993321,8cyclictest3435807-21idleruntime-cro00:35:001
3320410993321,8cyclictest3351771-21grep20:35:231
3320410993319,10cyclictest3363979-21cut21:10:211
3320410993318,11cyclictest3341584-21sort20:05:441
3320410993317,12cyclictest1137-21runrttasks21:35:271
3320410993317,11cyclictest26-21ksoftirqd/121:55:021
3320410993316,13cyclictest3406094-21kernelversion23:10:201
332041099331,29cyclictest4497-21PK-Backend20:20:451
332041099331,29cyclictest4497-21PK-Backend00:22:111
332041099331,29cyclictest0-21swapper/123:42:271
332041099331,29cyclictest0-21swapper/122:29:161
3320401993324,6cyclictest3337353-21cpuspeed_turbos19:55:160
3320401993324,5cyclictest3401892-21turbostat23:00:000
3320401993322,7cyclictest3426729-21sh00:10:010
3320401993319,10cyclictest3413994-21sh23:35:000
3320401993319,10cyclictest3354229-21cron20:45:000
3320401993319,10cyclictest3354229-21cron20:44:590
3320401993317,12cyclictest3354992-21irqstats20:45:200
3320401993317,12cyclictest3326333-21grep19:25:010
332040199331,12cyclictest3408789-21cron23:20:000
3320414993220,8cyclictest3418204-21interrupts23:45:192
3320414993217,11cyclictest3344111-21find20:15:112
3320414993217,11cyclictest3344111-21find20:15:112
3320414993216,12cyclictest3408340-21sed23:15:302
332041099325,11cyclictest26-21ksoftirqd/119:23:211
3320410993225,4cyclictest0-21swapper/123:27:081
3320410993222,6cyclictest26-21ksoftirqd/120:45:111
3320410993222,5cyclictest26-21ksoftirqd/119:35:231
3320410993221,6cyclictest26-21ksoftirqd/119:55:201
332041099321,4cyclictest4497-21PK-Backend23:18:221
332041099321,4cyclictest4497-21PK-Backend19:25:061
332041099321,4cyclictest4497-21PK-Backend19:25:061
332041099321,28cyclictest4497-21PK-Backend23:39:001
332041099321,13cyclictest4497-21PK-Backend22:08:411
332040199328,5cyclictest141rcu_preempt20:02:510
3320401993218,10cyclictest3434059-21cron00:30:010
3320401993218,10cyclictest3423953-21awk00:00:240
3320401993218,10cyclictest3423953-21awk00:00:240
3320401993218,10cyclictest3384573-21expr22:10:140
3320401993218,10cyclictest3347653-21cat20:25:140
3320401993217,11cyclictest3331436-21apt-get19:40:080
3320401993216,12cyclictest3346016-21tr20:20:140
3320401993216,11cyclictest3335451-21acpi19:50:110
3320401993216,11cyclictest3335451-21acpi19:50:110
3320401993214,6cyclictest13-21ksoftirqd/021:47:040
3320410993121,6cyclictest26-21ksoftirqd/121:45:141
3320401993122,6cyclictest3379700-21tail21:55:230
3320401993117,10cyclictest3374188-21cat21:40:140
332040199311,11cyclictest13-21ksoftirqd/023:58:480
3320401993016,10cyclictest3335234-21systemd-run19:50:010
3320401993015,11cyclictest3324525-21sh19:20:000
3320401993013,14cyclictest3414400-21cpuspeed_turbos23:35:140
332040199291,4cyclictest4497-21PK-Backend20:15:260
332040199291,4cyclictest4497-21PK-Backend20:15:260
3320401992814,10cyclictest3382226-21cron22:04:590
3320401992813,11cyclictest976-21rs:main0
332040199281,24cyclictest3363203-21cron21:10:000
3320401992715,8cyclictest3396677-21cron22:45:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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