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2026-01-20 - 16:09
[ 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 #5, slot #4

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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  Intel
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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot4s.osadl.org (updated Tue Jan 20, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2894743997166,3cyclictest2992539-21kworker/u8:2+flush-8:009:20:010
2894751996455,7cyclictest3067783-21cp10:05:012
2894743996352,8cyclictest286-21systemd-journal10:00:000
2894743996253,6cyclictest2748802-21kworker/u8:3+flush-8:008:00:120
30954412610,1sleep23095442-21kthreadcore10:30:072
2894748996154,5cyclictest2857125-21kworker/u8:1+flush-8:009:00:031
2894748996054,4cyclictest3016957-21apt-get09:14:191
2894743996055,4cyclictest3077120-21kworker/u8:1+flush-8:011:55:010
31176132540,2chrt653-21kworker/3:2+events10:55:003
2894743995348,4cyclictest2748802-21kworker/u8:3+flush-8:008:10:140
2894743995343,7cyclictest3087467-21latency_hist10:25:010
2894743995248,3cyclictest2748802-21kworker/u8:3+flush-8:008:35:240
2894743995041,6cyclictest2912042-21latency_hist07:30:000
2894743994943,4cyclictest2857125-21kworker/u8:1+flush-8:008:50:000
2894743994938,8cyclictest3127745-21awk11:04:590
2894748994839,7cyclictest2962092-21base6408:20:011
2894748994736,8cyclictest286-21systemd-journal10:35:011
2894743994737,8cyclictest3052157-21apt-get09:50:000
2894748994635,8cyclictest286-21systemd-journal08:21:141
2894743994639,5cyclictest3162475-21latency_hist11:40:010
2894743994634,10cyclictest286-21systemd-journal08:25:000
2894743994535,7cyclictest3097535-21latency_hist10:35:020
2894743994535,7cyclictest286-21systemd-journal10:40:000
2894748994437,5cyclictest2936852-21apt-get07:54:581
2894743994337,4cyclictest3176858-21kworker/u8:0+events_unbound12:00:140
2894748994136,3cyclictest3077120-21kworker/u8:1+events_unbound10:20:021
2894748994131,8cyclictest286-21systemd-journal09:00:011
2894748994129,9cyclictest286-21systemd-journal10:06:131
2894743994135,4cyclictest3061196-21kworker/u8:0+events_unbound10:45:000
2894748994034,4cyclictest2857125-21kworker/u8:1+flush-8:007:30:151
2894748994033,5cyclictest2748802-21kworker/u8:3+flush-8:008:35:191
2894748994033,5cyclictest2748802-21kworker/u8:3+flush-8:007:20:061
2894748994029,8cyclictest286-21systemd-journal11:35:001
2894748993933,5cyclictest3132571-21kworker/u8:3+events_unbound11:45:151
2894748993933,5cyclictest2992539-21kworker/u8:2+flush-8:009:25:171
2894748993932,5cyclictest286-21systemd-journal09:47:141
2894743993934,4cyclictest2857125-21kworker/u8:1+events_unbound07:24:590
2894743993930,7cyclictest2894985-21cp07:10:010
2894743993834,3cyclictest2857125-21kworker/u8:1+flush-8:007:35:020
2894743993833,4cyclictest3077120-21kworker/u8:1+flush-8:012:15:450
2894743993829,6cyclictest2961850-21apt-get08:20:000
28939062384,9sleep10-21swapper/107:06:081
2894748993727,7cyclictest3212669-21latency_hist12:30:011
2894743993731,3cyclictest0-21swapper/008:45:010
2894743993711,10cyclictest3208309-21kworker/u8:2+flush-8:012:35:060
2894751993628,6cyclictest3057125-21turbostat.cron09:55:002
2894748993632,3cyclictest3077120-21kworker/u8:1+flush-8:011:25:101
2894748993629,5cyclictest3051884-21/usr/sbin/munin09:50:091
2894743993632,3cyclictest2894376-21kworker/u8:0+events_unbound07:10:180
2894748993530,4cyclictest2857125-21kworker/u8:1+flush-8:008:45:041
2894748993528,5cyclictest2857125-21kworker/u8:1+flush-8:009:40:021
2894748993527,6cyclictest2927200-21apt-get07:45:031
2894743993530,4cyclictest3077120-21kworker/u8:1+events_unbound11:20:140
2894743993530,3cyclictest3152449-21kworker/u8:0+events_unbound11:34:590
2894743993525,8cyclictest3037201-21cat09:35:000
28907342350,5sleep3451irq_work/307:05:093
2894751993411,13cyclictest0-21swapper/207:16:422
2894748993430,3cyclictest3033039-21irqrtprio09:30:041
2894748993430,3cyclictest0-21swapper/110:50:021
2894748993430,2cyclictest3202691-21latency_hist12:20:011
2894748993429,4cyclictest3176858-21kworker/u8:0+events_unbound12:05:171
2894748993429,4cyclictest3077120-21kworker/u8:1+flush-8:011:05:151
2894748993429,4cyclictest3077120-21kworker/u8:1+events_unbound10:40:101
2894748993428,4cyclictest3082469-21apt-get10:19:571
2894743993429,4cyclictest3116491-21kworker/u8:2+flush-8:010:55:330
2894743993427,5cyclictest2748802-21kworker/u8:3+events_unbound07:45:170
2894743993427,4cyclictest3176858-21kworker/u8:0+flush-8:012:05:020
289475199338,12cyclictest2955786-21ntpq08:10:102
2894751993327,4cyclictest3042169-21awk09:40:002
2894751993327,4cyclictest2987072-21gpgv08:45:012
2894748993329,2cyclictest3067584-21sh10:05:011
2894748993328,3cyclictest450-21dbus-daemon10:00:011
2894748993326,6cyclictest2971365-21unixbench_multi08:25:171
2894743993329,3cyclictest3068110-21grep10:05:020
2894743993328,4cyclictest2857125-21kworker/u8:1+events_unbound09:00:020
2894743993328,3cyclictest450-21dbus-daemon11:50:000
2894743993328,3cyclictest2900426-21kthreadcore07:15:040
2894743993327,4cyclictest2857125-21kworker/u8:1+events_unbound09:25:000
2894748993229,2cyclictest2992961-21irqcore08:50:021
2894748993228,3cyclictest3176858-21kworker/u8:0+events_unbound12:10:151
2894748993227,4cyclictest2894376-21kworker/u8:0+flush-8:007:15:051
2894748993227,3cyclictest2992539-21kworker/u8:2+events_unbound09:20:021
2894748993227,3cyclictest2947773-21irqrtprio08:05:051
2894748993227,3cyclictest2748802-21kworker/u8:3+events_unbound08:00:021
2894748993224,6cyclictest3077120-21kworker/u8:1+flush-8:012:35:101
2894743993224,5cyclictest3067544-21apt-get10:05:010
2894751993120,5cyclictest2927200-21apt-get07:45:042
2894748993128,2cyclictest3125011-21kthreadcore11:00:071
2894748993126,4cyclictest3191979-21kworker/u8:3+flush-8:012:20:131
2894748993122,7cyclictest3102296-21apt-get10:39:571
2894743993127,3cyclictest2857125-21kworker/u8:1+flush-8:009:01:190
2894743993127,3cyclictest2857125-21kworker/u8:1+flush-8:008:07:200
2894743993126,4cyclictest2857125-21kworker/u8:1+flush-8:007:30:260
2894743993126,3cyclictest2992539-21kworker/u8:2+flush-8:008:50:120
2894743993124,6cyclictest3011655-21kworker/u8:3+flush-8:009:51:190
2894743993124,5cyclictest3077120-21kworker/u8:1+flush-8:011:55:110
289475199307,13cyclictest2950460-21cut08:05:082
2894751993019,8cyclictest286-21systemd-journal12:10:012
2894751993016,9cyclictest3016957-21apt-get09:14:212
2894748993027,2cyclictest2917813-21irqcore07:35:041
2894748993025,4cyclictest3217612-21aten2_r5power_p12:35:001
2894748993025,4cyclictest3077120-21kworker/u8:1+events_unbound11:55:081
2894748993023,6cyclictest3176822-21unixbench_singl11:50:201
2894743993027,2cyclictest3167763-21fschecks_count11:45:010
2894743993022,6cyclictest2942024-21latency_hist08:00:010
2894743993022,6cyclictest2921935-21/usr/sbin/munin07:40:140
2894743993022,6cyclictest2921935-21/usr/sbin/munin07:40:140
2894743993019,8cyclictest286-21systemd-journal11:20:000
289475199295,14cyclictest0-21swapper/210:40:362
2894751992924,2cyclictest2945835-21ntpq08:00:102
2894751992922,5cyclictest3112429-21apt-get10:50:012
2894751992921,4cyclictest3077484-21apt-get10:14:582
2894748992921,6cyclictest3041503-21unixbench_multi09:35:171
2894743992925,3cyclictest2992539-21kworker/u8:2+flush-8:009:25:010
2894743992925,2cyclictest0-21swapper/008:30:010
2894743992924,4cyclictest2857125-21kworker/u8:1+flush-8:009:10:170
2894743992924,3cyclictest3012298-21latency_hist09:10:010
2894743992924,3cyclictest2748802-21kworker/u8:3+events_unbound08:30:070
2894743992923,4cyclictest3112631-21awk10:50:020
2894743992921,5cyclictest3207767-21latency_hist12:25:010
289475199289,7cyclictest3186935-21unixbench_multi12:00:172
2894751992818,4cyclictest3102296-21apt-get10:39:592
2894751992814,9cyclictest3072527-21apt-get10:09:572
289475199281,12cyclictest3202719-21/usr/sbin/munin12:20:002
2894748992824,3cyclictest3176858-21kworker/u8:0+events_unbound12:00:011
2894748992824,3cyclictest3133000-21cpuspeed_turbos11:10:031
2894748992824,2cyclictest0-21swapper/111:00:011
2894748992823,4cyclictest3077120-21kworker/u8:1+events_unbound10:25:131
2894748992823,4cyclictest2748802-21kworker/u8:3+flush-8:007:55:111
2894748992821,5cyclictest2992539-21kworker/u8:2+flush-8:009:05:141
289474899281,5cyclictest3147450-21apt-get11:24:581
2894743992823,4cyclictest2992539-21kworker/u8:2+flush-8:010:13:440
289475199276,5cyclictest3121407-21ntpq10:55:102
289475199275,13cyclictest0-21swapper/212:25:132
2894751992723,2cyclictest3128053-21fschecks_count11:05:012
2894751992723,2cyclictest2998299-21kthreadcore08:55:042
2894751992722,4cyclictest3152449-21kworker/u8:0-ext4-rsv-conversion11:35:002
2894751992719,6cyclictest3006059-21grep09:00:102
2894751992715,10cyclictest3032359-21cat09:30:002
2894748992723,2cyclictest2957260-21fschecks_time08:15:011
2894748992723,2cyclictest0-21swapper/108:45:011
2894748992721,4cyclictest2857125-21kworker/u8:1+flush-8:007:40:101
2894748992721,4cyclictest2857125-21kworker/u8:1+flush-8:007:40:101
2894743992724,2cyclictest2936470-21kworker/u8:0+flush-8:007:50:310
2894743992722,4cyclictest3176858-21kworker/u8:0+flush-8:012:25:210
2894743992722,3cyclictest3092645-21systemd-run10:30:010
2894743992722,3cyclictest2857125-21kworker/u8:1+flush-8:009:40:120
289474399270,25cyclictest3148059-21hddtemp_smartct11:25:020
2894751992623,2cyclictest0-21swapper/209:56:092
2894751992623,2cyclictest0-21swapper/208:54:572
2894751992622,3cyclictest0-21swapper/211:10:432
2894751992622,2cyclictest2981329-21unixbench_singl08:35:242
2894751992622,2cyclictest2926018-21ntpq07:40:092
2894751992622,2cyclictest2926018-21ntpq07:40:092
2894751992620,4cyclictest3046526-21unixbench_singl09:40:172
2894751992615,7cyclictest3152455-21munin-run11:30:012
2894751992612,9cyclictest3192381-21apt-get12:09:582
2894751992612,9cyclictest3027127-21apt-get09:24:582
2894748992622,3cyclictest2992539-21kworker/u8:2+events_unbound09:15:051
2894748992622,2cyclictest0-21swapper/108:30:161
2894748992619,6cyclictest3111144-21needreboot10:45:081
2894743992621,4cyclictest3112429-21apt-get10:50:030
2894743992621,3cyclictest3081740-21mailstats10:15:150
2894743992617,7cyclictest3131621-21ntpq11:05:110
289475199254,5cyclictest2939758-21cut07:55:082
289475199253,7cyclictest0-21swapper/208:33:192
289475199253,14cyclictest0-21swapper/208:45:132
2894751992520,3cyclictest3022415-21idleruntime-cro09:20:002
2894751992519,5cyclictest3077120-21kworker/u8:1+flush-8:012:31:182
2894751992511,7cyclictest0-21swapper/208:18:212
289475199251,10cyclictest3222790-21munin-run12:40:002
2894748992521,2cyclictest2899522-21cron07:15:001
2894748992518,6cyclictest3077067-21unixbench_singl10:10:161
289475199245,4cyclictest0-21swapper/209:30:562
289475199244,5cyclictest3181282-21ntpq11:55:102
289475199244,12cyclictest0-21swapper/210:20:112
289475199243,5cyclictest3011116-21ntpq09:05:132
289475199242,19cyclictest0-21swapper/211:45:032
2894751992421,2cyclictest2966966-21aten2_r5power_p08:24:592
2894751992421,2cyclictest0-21swapper/211:40:212
2894751992421,2cyclictest0-21swapper/211:23:522
2894751992421,2cyclictest0-21swapper/211:15:092
2894751992421,2cyclictest0-21swapper/210:25:042
2894751992421,2cyclictest0-21swapper/210:17:332
2894751992421,2cyclictest0-21swapper/207:54:562
2894751992421,2cyclictest0-21swapper/207:27:152
2894751992421,2cyclictest0-21swapper/207:22:152
2894751992420,3cyclictest3162472-21sendmail11:40:002
2894751992410,9cyclictest3207581-21taskset12:24:592
2894748992420,3cyclictest3142048-21unixbench_singl11:15:181
2894748992420,2cyclictest0-21swapper/111:45:011
2894748992420,2cyclictest0-21swapper/111:35:171
2894748992417,5cyclictest2908344-21cut07:25:041
2894743992419,4cyclictest2992539-21kworker/u8:2+flush-8:009:35:040
2894743992419,3cyclictest3213498-21tr12:30:050
2894743992419,3cyclictest0-21swapper/011:10:030
289475199232,2cyclictest0-21swapper/211:00:082
289475199232,2cyclictest0-21swapper/210:50:132
289475199232,2cyclictest0-21swapper/207:35:282
289475199232,2cyclictest0-21swapper/207:30:162
289475199232,2cyclictest0-21swapper/207:10:442
2894751992320,2cyclictest0-21swapper/211:50:442
2894751992320,2cyclictest0-21swapper/209:45:482
2894751992319,2cyclictest2967466-21fschecks_time08:25:022
2894751992319,2cyclictest0-21swapper/207:10:002
289474399232,1cyclictest0-21swapper/012:12:550
29176022157,5sleep30-21swapper/307:35:033
31823652141,7sleep30-21swapper/312:00:023
30017662142,10sleep30-21swapper/308:56:003
29574552144,6sleep30-21swapper/308:15:043
31076992132,6sleep30-21swapper/310:45:023
30829742132,6sleep30-21swapper/310:20:023
30676152131,7sleep30-21swapper/310:05:023
30081972132,6sleep30-21swapper/309:05:073
29468482131,8sleep30-21swapper/308:05:013
32067282122,6sleep30-21swapper/312:20:153
31978882122,6sleep30-21swapper/312:15:023
31960142122,6sleep30-21swapper/312:10:083
31831942122,6sleep30-21swapper/312:00:053
31752982122,6sleep30-21swapper/311:50:103
31722722122,6sleep30-21swapper/311:49:583
31664962122,6sleep30-21swapper/311:40:163
31577542122,5sleep30-21swapper/311:35:013
31566972122,6sleep30-21swapper/311:30:203
31467712122,6sleep30-21swapper/311:20:173
31397742122,6sleep30-21swapper/311:15:073
31325782122,6sleep30-21swapper/311:10:023
31282662122,6sleep30-21swapper/311:05:043
30630522122,6sleep30-21swapper/310:00:043
30620292122,6sleep30-21swapper/309:59:563
30486972122,6sleep30-21swapper/309:45:083
30260132122,6sleep30-21swapper/309:20:083
30210412122,6sleep30-21swapper/309:15:103
30127982122,6sleep30-21swapper/309:10:053
30055072122,6sleep30-21swapper/309:00:103
29891342122,6sleep30-21swapper/308:45:093
29768262122,6sleep30-21swapper/308:35:023
29715682122,6sleep30-21swapper/308:27:073
29522232122,6sleep30-21swapper/308:10:023
29517772124,5sleep30-21swapper/308:09:583
29325652122,6sleep30-21swapper/307:50:043
29306932122,6sleep30-21swapper/307:45:153
29161412122,6sleep30-21swapper/307:30:263
29081092122,6sleep30-21swapper/307:25:043
28995532122,5sleep30-21swapper/307:15:013
28951362122,6sleep30-21swapper/307:10:043
32181272112,6sleep30-21swapper/312:35:043
32136582112,5sleep30-21swapper/312:30:063
32081852112,5sleep30-21swapper/312:25:053
31923182112,6sleep30-21swapper/312:09:283
31515542112,5sleep30-21swapper/311:25:143
31231232112,5sleep30-21swapper/311:00:033
31213412112,5sleep30-21swapper/310:55:093
31030342112,5sleep30-21swapper/310:40:043
30978612112,5sleep30-21swapper/310:35:033
30926002110,6sleep30-21swapper/310:30:013
30913812112,5sleep30-21swapper/310:25:123
30782162110,7sleep30-21swapper/310:15:053
30761442112,5sleep30-21swapper/310:10:073
30559952112,5sleep30-21swapper/309:50:093
30431152112,5sleep30-21swapper/309:40:063
30412532112,5sleep30-21swapper/309:35:173
30367942113,5sleep30-21swapper/309:32:243
30274012112,5sleep30-21swapper/309:25:013
29958462112,5sleep30-21swapper/308:50:073
29825912112,5sleep30-21swapper/308:40:033
29723272112,5sleep30-21swapper/308:30:043
29655562112,5sleep30-21swapper/308:20:093
29370382112,5sleep30-21swapper/307:55:023
29222812112,5sleep30-21swapper/307:40:013
29222812112,5sleep30-21swapper/307:40:013
29027232112,5sleep30-21swapper/307:20:073
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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