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2026-02-07 - 16:28
[ 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 Sat Feb 07, 2026 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
323326699474448,23cyclictest3278251-21turbostat09:15:003
323326699471438,30cyclictest3237146-21turbostat07:20:003
323326699464457,4cyclictest3240917-21turbostat07:30:003
323325599463455,5cyclictest3279988-21turbostat09:24:550
323326699462454,5cyclictest3323664-21turbostat11:25:003
323326699461454,4cyclictest3246202-21turbostat07:44:593
323326699459452,4cyclictest3281717-21turbostat09:25:013
323326599458451,4cyclictest3281717-21turbostat09:29:552
323326599457434,20cyclictest3337819-21turbostat12:09:552
323326699456448,5cyclictest3332326-21turbostat11:50:003
323326699455446,6cyclictest3271031-21turbostat08:54:593
323326699454447,4cyclictest3311548-21turbostat10:50:003
323326599454447,4cyclictest3336088-21turbostat12:04:552
323326699452445,4cyclictest3247925-21turbostat07:54:553
323326699446438,5cyclictest3274489-21turbostat09:05:013
323326699444435,6cyclictest3343313-21turbostat12:20:003
323326699441432,6cyclictest3272759-21turbostat08:59:593
323326599440433,4cyclictest3304625-21turbostat10:34:542
323326699439432,4cyclictest3302889-21turbostat10:25:003
323326699437430,4cyclictest3330593-21turbostat11:45:003
323326699435427,5cyclictest3336088-21turbostat12:00:003
323326699433426,4cyclictest3260638-21turbostat08:25:003
323326699433426,4cyclictest3260638-21turbostat08:25:003
323326599432425,4cyclictest3295907-21turbostat10:09:542
323325599432425,4cyclictest3318460-21turbostat11:14:550
323326699428421,4cyclictest3267575-21turbostat08:45:013
323326699427418,6cyclictest3315005-21turbostat11:04:563
323325599427420,4cyclictest3258918-21turbostat08:24:560
323325599427420,4cyclictest3258918-21turbostat08:24:550
323326699426419,4cyclictest3286910-21turbostat09:44:553
323326699423415,5cyclictest3350546-21turbostat12:40:013
323326699422415,4cyclictest3320198-21turbostat11:15:003
323326699422413,6cyclictest3308089-21turbostat10:40:013
323326699421401,16cyclictest3283443-21turbostat09:30:013
323326599420411,6cyclictest3271031-21turbostat08:59:542
323326699418379,18cyclictest3321936-21turbostat11:20:003
323326699417409,5cyclictest3301168-21turbostat10:20:013
323326699415408,4cyclictest3234908-21turbostat07:14:593
323326599415408,4cyclictest3301168-21turbostat10:24:562
323326699411402,6cyclictest3242643-21turbostat07:35:013
323326699410402,5cyclictest3269295-21turbostat08:50:003
323326699409402,4cyclictest3297636-21turbostat10:10:003
323325999409402,4cyclictest3297636-21turbostat10:14:541
323326699407400,4cyclictest3262372-21turbostat08:34:543
323325999406385,18cyclictest3348818-21turbostat12:39:551
323326699403381,18cyclictest3262372-21turbostat08:29:593
323325999403396,4cyclictest3292414-21turbostat09:59:561
323326699401379,19cyclictest3339844-21turbostat12:10:013
323326599401392,6cyclictest3343313-21turbostat12:24:552
323326599400393,4cyclictest3313270-21turbostat10:59:542
323326699399390,6cyclictest3253115-21turbostat08:04:593
323326699397389,5cyclictest3242643-21turbostat07:39:553
323326699395388,4cyclictest3278251-21turbostat09:19:543
323325999393386,4cyclictest3283443-21turbostat09:34:551
323325999393386,4cyclictest3283443-21turbostat09:34:551
323326699391384,4cyclictest3276514-21turbostat09:10:003
323326699391384,4cyclictest3276514-21turbostat09:10:003
323326699391383,5cyclictest3347082-21turbostat12:30:003
323326699389380,6cyclictest3302889-21turbostat10:29:543
323326599389382,4cyclictest3233143-21turbostat07:14:562
323326599388381,4cyclictest3288645-21turbostat09:49:552
323326599383376,4cyclictest3234908-21turbostat07:19:542
323326699382375,4cyclictest3285180-21turbostat09:39:543
323326599382375,4cyclictest3345357-21turbostat12:29:542
323325999382375,4cyclictest3316736-21turbostat11:09:551
323325599381373,5cyclictest3272759-21turbostat09:04:550
323325999380371,6cyclictest3260638-21turbostat08:29:551
323326699378356,19cyclictest3308089-21turbostat10:44:563
323326699377368,6cyclictest3292414-21turbostat09:55:013
323326699377368,6cyclictest3292414-21turbostat09:55:003
323326599377354,20cyclictest3347082-21turbostat12:34:542
323326699376370,4cyclictest3246202-21turbostat07:49:553
323326699370361,6cyclictest3341592-21turbostat12:15:013
323326699370338,29cyclictest3315005-21turbostat11:00:013
323326599369344,22cyclictest3325404-21turbostat11:34:552
323326599369344,22cyclictest3325404-21turbostat11:34:552
323326699368361,4cyclictest3345357-21turbostat12:24:593
323326599367360,4cyclictest3294182-21turbostat10:04:542
323326599364340,20cyclictest3274489-21turbostat09:09:562
323326599364340,20cyclictest3274489-21turbostat09:09:562
323326699362355,5cyclictest3251385-21turbostat08:00:013
323326599361354,4cyclictest3251385-21turbostat08:04:562
323326699360352,5cyclictest3264097-21turbostat08:39:553
323325599359352,4cyclictest3328862-21turbostat11:44:540
323326699356350,3cyclictest3348818-21turbostat12:35:013
323326699354348,4cyclictest3255151-21turbostat08:10:003
323326699349341,5cyclictest3237146-21turbostat07:24:553
323326599345337,5cyclictest3334367-21turbostat11:59:552
323326699342335,4cyclictest3328862-21turbostat11:40:003
323326599340332,5cyclictest3311548-21turbostat10:54:552
323326699339332,4cyclictest3306361-21turbostat10:35:003
323325599337310,24cyclictest3321936-21turbostat11:24:540
323326699335330,3cyclictest3325404-21turbostat11:30:003
323325999331323,5cyclictest3255151-21turbostat08:14:551
323326699328320,5cyclictest3313270-21turbostat10:54:593
323326699327321,4cyclictest3290673-21turbostat09:50:013
323325599325318,4cyclictest3256880-21turbostat08:19:550
323325599325317,5cyclictest3327122-21turbostat11:39:550
323326699324317,4cyclictest3318460-21turbostat11:10:003
323326699323317,3cyclictest3327122-21turbostat11:35:003
323326699323317,3cyclictest3327122-21turbostat11:35:003
323326699323314,6cyclictest3256880-21turbostat08:15:003
323326599320312,5cyclictest3299413-21turbostat10:19:562
323326699314307,5cyclictest3295907-21turbostat10:05:003
323326699258243,11cyclictest3285180-21turbostat09:35:003
323326699258243,11cyclictest3285180-21turbostat09:35:003
323326699250237,9cyclictest3299413-21turbostat10:15:013
323326699234221,9cyclictest3294182-21turbostat09:59:593
323325599211196,11cyclictest3276514-21turbostat09:14:540
323326699145131,10cyclictest3258918-21turbostat08:20:013
1973991200,99rtkit-daemon0-21swapper/007:05:480
1973991120,9rtkit-daemon1972-21rtkit-daemon09:10:562
3232898210773,24sleep10-21swapper/107:07:151
3232883210774,23sleep30-21swapper/307:07:053
3232799210774,23sleep20-21swapper/207:05:592
32332669910093,4cyclictest3337819-21turbostat12:05:003
3233259999891,4cyclictest3332326-21turbostat11:54:561
3233266999690,4cyclictest3334367-21turbostat11:55:003
3233255999588,4cyclictest3339844-21turbostat12:14:550
3233259999487,4cyclictest3306361-21turbostat10:39:561
33117572930,7sleep14497-21PK-Backend10:50:021
32680302600,5sleep00-21swapper/008:45:130
32350912530,7chrt4497-21PK-Backend07:15:010
3233265995218,29cyclictest3253797-21expr08:05:132
3233265995218,28cyclictest3259341-21grep08:20:112
3233265995218,28cyclictest3259341-21grep08:20:112
3233265995215,32cyclictest923-21dbus-daemon07:26:322
33328242510,20sleep013-21ksoftirqd/011:50:140
3233265995115,30cyclictest3267826-21awk08:45:102
3233265995019,27cyclictest3246179-21cron07:45:002
3233265995018,27cyclictest3273397-21df09:00:142
3233265995014,31cyclictest3262749-21cat08:30:132
33189722490,5sleep1251rcuc/111:10:131
32448772490,15sleep0161rcuc/007:40:130
3233265994920,25cyclictest3284676-21grep09:30:292
3233265994920,25cyclictest3284676-21grep09:30:292
3233265994916,28cyclictest3242833-21latency_hist07:35:022
3233265994916,28cyclictest3237410-21dpkg07:20:102
323326599487,7cyclictest3298289-21cat10:10:182
3233265994811,12cyclictest3286383-21cat09:35:302
3233265994719,24cyclictest4497-21PK-Backend11:19:212
32906982460,6chrt4497-21PK-Backend09:50:001
3233265994616,26cyclictest1137-21runrttasks12:17:102
3233259994625,17cyclictest3238871-21apt-get07:25:091
323326599458,12cyclictest959-21udisksd09:50:222
323326599458,12cyclictest959-21udisksd09:50:222
323326599458,12cyclictest3278623-21cat09:15:142
3233265994518,24cyclictest4497-21PK-Backend12:10:242
3233265994515,26cyclictest3266313-21cstates08:40:152
3233265994510,11cyclictest3316863-21cat11:05:012
3233265994415,24cyclictest3249089-21grep07:50:302
3233265994414,12cyclictest3261663-21ntpq08:25:262
3233265994410,11cyclictest3310144-21cat10:45:122
3233259994422,17cyclictest3321959-21munin-run11:20:011
3233265994327,12cyclictest3251366-21cron08:00:012
3233265994314,24cyclictest438-20systemd-journal08:20:012
3233265994311,7cyclictest3307119-21sed10:35:202
323326599431,14cyclictest438-20systemd-journal10:25:282
323326599422,9cyclictest3333745-40lsb_release11:50:292
323326599422,14cyclictest3256882-21/usr/sbin/munin08:15:012
3233265994213,9cyclictest3318653-21date11:10:022
3233265994213,7cyclictest3324957-21timerwakeupswit11:25:302
3233265994212,6cyclictest3309800-21cron10:45:012
3233259994224,13cyclictest3324802-21python311:25:281
3233259994221,17cyclictest3347110-21unin-run12:30:011
323326599412,16cyclictest2069-21gnome-shell07:35:592
3233265994113,7cyclictest3265041-21cut08:35:232
3233265994111,6cyclictest3323666-21latency_hist11:25:022
32871832400,5sleep04497-21PK-Backend09:40:140
323326599407,12cyclictest2345-21gdbus11:40:222
323326599405,10cyclictest3319078-21cat11:10:152
323326599402,15cyclictest3288052-21python309:40:282
323326599401,13cyclictest3281548-21chrt09:23:052
323326599401,13cyclictest3270600-21sed08:50:302
3233265994010,7cyclictest923-21dbus-daemon12:40:022
3233259994020,17cyclictest3344743-40lsb_release12:20:291
3233265993922,12cyclictest923-21dbus-daemon09:56:102
323326599391,28cyclictest4497-21PK-Backend11:38:312
3233259993921,14cyclictest3331934-21users11:45:301
3233255993925,9cyclictest13-21ksoftirqd/007:38:310
3233255993924,10cyclictest3334714-21sort11:55:140
323326599382,11cyclictest3332315-21perf11:50:012
323326599381,14cyclictest3246571-21cat07:45:132
3233259993827,7cyclictest3339025-21needreboot12:05:221
3233259993824,10cyclictest26-21ksoftirqd/108:30:271
3233259993823,11cyclictest26-21ksoftirqd/109:25:111
3233259993820,14cyclictest3250796-21python307:55:291
3233259993817,8cyclictest141rcu_preempt08:50:001
3233255993824,10cyclictest13-21ksoftirqd/010:11:270
3233255993823,11cyclictest3308449-21tr10:40:140
3233255993823,11cyclictest3276440-21sshd09:09:140
3233255993823,11cyclictest3276440-21sshd09:09:140
3233255993822,11cyclictest438-20systemd-journal08:28:130
3233255993821,12cyclictest3349789-21ntp_kernel_err12:35:230
323325599381,11cyclictest3286910-21turbostat09:39:590
323325999376,13cyclictest141rcu_preempt09:40:001
3233259993722,12cyclictest3254043-21fw_packets08:05:181
3233259993716,8cyclictest141rcu_preempt07:10:231
3233259993712,12cyclictest141rcu_preempt08:40:001
323325999371,10cyclictest0-21swapper/112:31:151
3233255993722,11cyclictest3332301-21cron11:50:000
3233255993721,12cyclictest3327111-21cron11:35:000
3233255993721,12cyclictest3327111-21cron11:35:000
3233255993718,14cyclictest2289-21gdbus09:56:100
197399370,25rtkit-daemon0-21swapper/009:31:030
197399370,25rtkit-daemon0-21swapper/009:31:020
3233259993625,7cyclictest3270088-21cat08:50:211
3233259993621,11cyclictest3300755-21uptime10:15:301
3233259993620,12cyclictest3315499-21expr11:00:141
3233259993620,12cyclictest3305596-21ntp_kernel_err10:30:221
3233255993621,11cyclictest3303319-21cut10:25:130
3233255993621,11cyclictest1-21systemd08:10:010
3233255993620,13cyclictest3247615-21sshd07:46:130
3233255993620,12cyclictest3300032-21expr10:15:150
3233255993620,11cyclictest3348223-21python312:30:290
3233255993619,12cyclictest3342523-21grep12:15:220
3233255993610,22cyclictest3250321-21hddtemp_smartct07:55:180
3233259993520,11cyclictest3337811-21apt-get12:04:591
3233259993520,11cyclictest3266106-21sshd08:40:131
3233259993520,11cyclictest3258755-21sshd08:18:121
3233259993520,11cyclictest3244243-21systemd-udevd07:38:311
3233259993520,10cyclictest3304311-21sshd10:26:141
3233259993519,12cyclictest923-21dbus-daemon08:00:211
3233259993519,12cyclictest3248323-21expr07:50:141
3233259993518,13cyclictest3296913-21ntp_states10:05:231
3233259993518,13cyclictest3259678-21sed08:20:181
3233259993518,13cyclictest3259678-21sed08:20:171
3233259993514,17cyclictest3275385-40apt-check09:05:171
3233259993514,17cyclictest3275385-40apt-check09:05:171
3233255993522,10cyclictest3315327-21cpuspeed11:00:130
3233255993518,13cyclictest3272471-21seq08:56:320
3233255993517,13cyclictest3294806-21df10:00:160
3233255993517,13cyclictest1-21systemd07:30:010
323325999348,12cyclictest141rcu_preempt12:15:141
323325999347,14cyclictest141rcu_preempt12:00:001
323325999346,10cyclictest141rcu_preempt07:20:211
3233259993422,8cyclictest3340643-21grep12:10:211
3233259993420,10cyclictest26-21ksoftirqd/109:20:271
3233259993419,11cyclictest3323646-21cron11:25:001
3233259993419,11cyclictest3276923-21expr09:10:141
3233259993416,14cyclictest3309006-21needreboot10:40:211
323325599344,26cyclictest3252361-21awk08:00:220
3233255993425,5cyclictest4497-21PK-Backend11:05:220
3233255993424,6cyclictest1137-21runrttasks12:05:350
3233255993423,6cyclictest13-21ksoftirqd/007:25:000
3233255993422,6cyclictest13-21ksoftirqd/009:26:100
3233255993420,10cyclictest2069-21gnome-shell10:32:090
3233255993419,11cyclictest3248317-21sort07:50:150
3233255993418,11cyclictest3280183-21sort09:20:010
323325599341,10cyclictest3292414-21turbostat09:55:000
323325599341,10cyclictest3292414-21turbostat09:55:000
197399340,5rtkit-daemon0-21swapper/012:21:520
3233259993326,4cyclictest4497-21PK-Backend07:42:341
3233259993324,6cyclictest3273392-21df_inode09:00:151
323325999332,18cyclictest32420432python307:30:261
3233259993320,9cyclictest3294416-21/usr/sbin/munin10:00:211
3233259993319,10cyclictest3291340-21which09:50:191
3233259993319,10cyclictest3291340-21which09:50:191
3233259993318,11cyclictest3236598-21grep07:15:291
3233259993317,12cyclictest3312768-21wc10:50:291
323325999331,5cyclictest3247137-21strings07:45:231
323325999331,29cyclictest4497-21PK-Backend11:33:591
323325999331,29cyclictest4497-21PK-Backend11:33:581
323325999331,29cyclictest4497-21PK-Backend10:59:161
323325999331,28cyclictest0-21swapper/109:40:091
3233255993318,11cyclictest3322008-21grep11:20:010
3233255993317,11cyclictest3241621-21cat07:30:190
323325599331,5cyclictest3256880-21turbostat08:15:000
323325599331,27cyclictest3313270-21turbostat10:54:590
3233255993311,5cyclictest141rcu_preempt08:40:240
197399330,6rtkit-daemon4497-21PK-Backend07:18:400
3233259993226,4cyclictest0-21swapper/111:42:261
3233259993217,11cyclictest976-21rs:main1
323325999321,28cyclictest0-21swapper/110:22:411
3233255993221,7cyclictest3290656-21cron09:50:010
3233255993217,11cyclictest3296567-21hddtemp_smartct10:05:170
3233255993216,12cyclictest3263216-21cat08:30:210
3233255993215,13cyclictest3324100-21expr11:25:140
3233255993215,12cyclictest3315008-21munin-run11:00:010
3233259993118,9cyclictest3279159-21sed09:15:231
3233259993114,12cyclictest438-20systemd-journal09:00:021
323325599311,7cyclictest3311548-21turbostat10:49:590
3233255993114,13cyclictest3270345-21awk08:50:260
323325599311,27cyclictest4497-21PK-Backend10:22:590
323325599306,11cyclictest141rcu_preempt12:00:420
3233255993018,8cyclictest3308201-21wc10:40:020
323325599301,25cyclictest3265836-21turbostat08:40:000
3233255992914,11cyclictest3347167-21sed12:30:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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