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2026-02-07 - 17:06
[ 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 #b, slot #5

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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  Phytec
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: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot5s.osadl.org (updated Sat Feb 07, 2026 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2780807994942,4cyclictest2782778-21latency_hist07:15:022
278080099492,29cyclictest2791805-21munin-run07:40:010
2780800994837,7cyclictest2872820-21grep11:30:250
2780807994736,7cyclictest2858535-21grep10:50:262
2780807994728,5cyclictest2817126-21kworker/u8:0+events_unbound08:55:212
2780800994720,24cyclictest13550irq/42-30be0000.ethernet08:50:190
278080099471,3cyclictest0-21swapper/007:55:140
2780807994612,4cyclictest131rcu_preempt08:00:132
2780800994517,24cyclictest2782644-21munin-node07:15:010
2780803994436,5cyclictest2843574-21ls10:10:001
2780800994436,5cyclictest2819186-21munin-plugin-st08:59:590
278080099441,39cyclictest2826484-21apt-get09:20:050
278080099441,10cyclictest2830116-21/usr/sbin/munin09:30:110
2780811994332,8cyclictest391ktimers/311:55:133
278080099431,7cyclictest2845333-21latency_hist10:15:000
278080099431,37cyclictest2814406-21/usr/sbin/munin08:45:140
278080099431,36cyclictest2873513-21apt-get11:35:120
278080099431,36cyclictest2873513-21apt-get11:35:120
278080099423,36cyclictest2894699-21/usr/sbin/munin12:35:150
278080099422,34cyclictest2859192-21apt-get10:55:110
278080099421,8cyclictest2888560-21/usr/sbin/munin12:15:250
278080099421,20cyclictest2829890-21grep09:30:000
278080099420,2cyclictest2833551-21apt-get09:40:140
278080099420,2cyclictest2833551-21apt-get09:40:140
2780807994135,4cyclictest2855273-21kworker/u8:1+events_unbound11:05:372
2780807994129,8cyclictest2798657-21sendmail08:00:002
2780803994132,6cyclictest2845697-21fschecks_time10:15:161
278080099411,4cyclictest0-21swapper/010:15:130
278080099411,35cyclictest2831947-21/usr/sbin/munin09:35:170
278080099411,26cyclictest2842106-21cpu10:05:120
278080099410,2cyclictest0-21swapper/010:02:340
278080099410,2cyclictest0-21swapper/009:56:130
2780803994031,5cyclictest2885473-21munin-plugin-st12:10:011
2780803994030,5cyclictest0-21swapper/107:15:011
2780800994032,4cyclictest0-21swapper/008:40:170
278080099402,35cyclictest2793768-21apt-get07:45:130
278080099401,8cyclictest2890956-21latency_hist12:25:010
278080099401,4cyclictest2880467-21/usr/sbin/munin11:55:150
278080099401,4cyclictest2800841-21perl08:05:160
278080099401,4cyclictest0-21swapper/007:20:120
278080099401,3cyclictest2862838-21latency_hist11:05:010
278080099401,3cyclictest2862838-21latency_hist11:05:010
278080099401,36cyclictest2847572-21awk10:20:180
278080099401,36cyclictest2803384-21unixbench_singl08:10:250
278080099401,35cyclictest2826034-21sh09:20:010
278080099401,34cyclictest2854449-21/usr/sbin/munin10:40:170
278080099401,32cyclictest2795471-21apt-get07:50:140
278080099401,11cyclictest2866367-21ls11:15:000
2780811993932,4cyclictest0-21swapper/312:25:173
2780811993927,7cyclictest0-21swapper/308:05:253
2780807993932,4cyclictest0-21swapper/207:50:042
278080099393,33cyclictest2857789-21/usr/sbin/munin10:50:160
278080099391,7cyclictest2882469-21/usr/sbin/munin12:00:140
278080099391,4cyclictest2809844-21/usr/sbin/munin08:30:220
278080099391,4cyclictest0-21swapper/010:30:120
278080099391,35cyclictest2850446-21sed10:30:010
278080099391,33cyclictest2852350-21munin-node10:35:120
278080099391,10cyclictest2836960-21apt-get09:50:110
2780811993831,4cyclictest0-21swapper/307:15:033
2780811993831,4cyclictest0-21swapper/307:15:023
2780807993832,4cyclictest2883401-21kworker/u8:3+events_unbound12:05:452
2780807993829,5cyclictest0-21swapper/208:25:002
2780803993825,9cyclictest2867930-21apt-get11:20:011
278080099383,32cyclictest2877051-21df11:45:140
278080099382,31cyclictest2856817-21grep10:45:230
278080099382,30cyclictest2805739-21apt-get08:20:100
278080099381,7cyclictest2787039-21df_inode07:25:170
278080099381,4cyclictest0-21swapper/008:35:270
278080099381,34cyclictest2807983-21/usr/sbin/munin08:25:220
278080099381,33cyclictest0-21swapper/011:55:000
278080099381,32cyclictest2891052-21/usr/sbin/munin12:25:120
278080099381,32cyclictest2799014-21/usr/sbin/munin08:00:140
278080099381,31cyclictest2870152-21/usr/sbin/munin11:25:140
278080099381,2cyclictest0-21swapper/012:30:200
278080099380,2cyclictest0-21swapper/011:20:120
2780811993725,8cyclictest2810156-21grep08:30:243
2780807993730,5cyclictest2824143-21kworker/u8:2+events_unbound09:35:242
2780807993729,4cyclictest0-21swapper/209:20:002
2780807993728,6cyclictest2881859-21idleruntime-cro12:00:012
278080099373,31cyclictest2835819-21ntp_states09:45:200
278080099372,31cyclictest2792177-21diskstats07:40:140
278080099372,29cyclictest2821140-21/usr/sbin/munin09:05:130
278080099371,7cyclictest2789260-21processes07:30:220
278080099371,6cyclictest2885896-21chrt12:10:040
278080099371,4cyclictest0-21swapper/011:40:110
278080099371,33cyclictest2862940-21cp11:05:000
278080099371,33cyclictest2819483-21/usr/sbin/munin09:00:120
278080099371,32cyclictest2867986-21latency_hist11:20:000
278080099370,3cyclictest0-21swapper/008:15:140
2780811993628,4cyclictest0-21swapper/308:55:163
2780811993627,5cyclictest0-21swapper/307:15:013
2780811993627,4cyclictest0-21swapper/310:00:273
2780811993625,7cyclictest0-21swapper/311:20:013
278080099360,4cyclictest0-21swapper/012:05:110
2780811993527,4cyclictest0-21swapper/308:15:163
2780811993526,6cyclictest0-21swapper/312:00:253
2780807993527,4cyclictest0-21swapper/210:55:132
2780807993525,6cyclictest2851635-21grep10:30:232
2780803993527,4cyclictest0-21swapper/112:10:441
2780803993527,4cyclictest0-21swapper/107:40:161
2780803993526,6cyclictest2847373-21fschecks_count10:20:171
2780803993523,8cyclictest231ktimers/109:35:141
278080099351,5cyclictest2780841-21latency_hist07:10:020
278080099350,2cyclictest0-21swapper/009:10:120
2780811993426,4cyclictest0-21swapper/310:40:343
2780811993425,6cyclictest0-21swapper/311:00:003
2780811993424,6cyclictest0-21swapper/310:25:253
2780811993422,8cyclictest204-21dbus-daemon08:10:113
2780807993427,3cyclictest0-21swapper/207:20:242
2780807993425,6cyclictest311ktimers/208:30:122
2780807993424,7cyclictest2808916-21sh08:30:012
2780807993424,6cyclictest0-21swapper/212:20:002
278080799341,11cyclictest27838962sort07:15:182
278080799341,11cyclictest27838962sort07:15:182
2780803993426,4cyclictest0-21swapper/109:30:011
2780803993419,10cyclictest2805519-21basename08:20:011
2780811993324,6cyclictest2879641-21grep11:50:283
2780811993323,6cyclictest0-21swapper/311:15:003
2780811993323,6cyclictest0-21swapper/307:25:273
2780811993321,7cyclictest0-21swapper/307:40:243
2780807993326,4cyclictest2831189-21unixbench_singl09:30:252
2780807993325,4cyclictest0-21swapper/209:45:262
2780807993324,5cyclictest0-21swapper/210:05:142
2780803993326,4cyclictest0-21swapper/110:45:231
2780803993325,5cyclictest0-21swapper/107:15:021
2780803993325,5cyclictest0-21swapper/107:15:021
2780803993323,7cyclictest2818730-21grep08:55:251
2780803993323,7cyclictest2788414-21systemd07:30:001
2780803993322,8cyclictest2810173-21unixbench_multi08:30:251
2780811993225,5cyclictest2848473-21kworker/u8:2+events_unbound10:30:343
2780811993225,4cyclictest0-21swapper/311:50:003
2780811993221,7cyclictest0-21swapper/308:40:253
2780811993220,8cyclictest0-21swapper/312:20:263
2780811993217,12cyclictest391ktimers/311:35:123
2780811993217,12cyclictest391ktimers/311:35:113
278080799324,4cyclictest131rcu_preempt10:40:132
2780807993222,6cyclictest2822620-21diskmemload09:10:002
2780807993222,6cyclictest0-21swapper/209:00:262
2780807993221,7cyclictest2795230-21idleruntime-cro07:50:002
2780803993225,4cyclictest2790146-21latency_hist07:35:001
2780803993224,5cyclictest1-21systemd09:40:241
2780803993224,5cyclictest1-21systemd09:40:241
2780811993124,4cyclictest0-21swapper/312:40:003
2780811993124,4cyclictest0-21swapper/312:20:003
2780811993123,4cyclictest0-21swapper/309:50:253
2780811993121,6cyclictest0-21swapper/311:30:253
2780811993121,6cyclictest0-21swapper/311:24:593
2780811993120,7cyclictest0-21swapper/307:50:273
2780807993125,4cyclictest2800137-21kworker/u8:0+events_unbound08:35:162
2780807993124,4cyclictest2847004-21sendmail10:20:012
2780803993123,4cyclictest0-21swapper/110:45:001
2780803993123,4cyclictest0-21swapper/110:00:271
2780811993020,7cyclictest2791794-21sh07:40:013
2780807993020,6cyclictest0-21swapper/212:40:012
2780803993022,4cyclictest0-21swapper/109:45:151
2780803993020,6cyclictest1-21systemd08:20:121
2780803993018,8cyclictest2811912-21grep08:35:271
278080399301,24cyclictest2864041-21grep11:05:241
2780811992922,5cyclictest2841668-21kworker/u8:0+events_unbound10:20:323
2780811992919,6cyclictest0-21swapper/309:40:183
2780811992919,6cyclictest0-21swapper/309:40:183
2780811992919,6cyclictest0-21swapper/307:20:253
2780811992918,8cyclictest2885474-21ls12:10:003
2780811992918,6cyclictest0-21swapper/311:25:253
2780807992923,4cyclictest2836358-21kworker/u8:1+events_unbound10:10:302
2780807992923,4cyclictest2800606-21/usr/sbin/munin08:05:202
2780807992922,4cyclictest0-21swapper/207:40:252
2780807992922,3cyclictest0-21swapper/211:20:012
2780807992920,7cyclictest311ktimers/209:20:122
2780807992919,6cyclictest2815296-21grep08:45:232
2780803992922,3cyclictest0-21swapper/112:30:201
2780803992921,5cyclictest0-21swapper/111:20:251
2780803992921,4cyclictest0-21swapper/112:30:001
2780803992917,8cyclictest0-21swapper/112:25:011
2780811992822,3cyclictest0-21swapper/309:00:223
2780811992821,5cyclictest2800137-21kworker/u8:0+events_unbound08:25:163
2780811992819,6cyclictest0-21swapper/312:15:003
2780811992818,6cyclictest0-21swapper/307:30:263
2780811992817,7cyclictest0-21swapper/309:45:243
2780807992822,4cyclictest2836358-21kworker/u8:1+events_unbound09:51:412
2780807992821,5cyclictest2876524-21kworker/u8:0+events_unbound12:02:422
2780807992819,4cyclictest0-21swapper/207:30:162
2780807992818,6cyclictest2871961-21tune2fs11:30:162
2780803992821,4cyclictest0-21swapper/108:00:251
2780803992817,7cyclictest0-21swapper/111:50:001
2780811992721,3cyclictest28752392sleep311:40:113
2780811992719,5cyclictest0-21swapper/310:15:253
2780811992718,6cyclictest2798646-21sh08:00:013
2780811992716,7cyclictest2793997-21tune2fs07:45:163
2780807992720,5cyclictest2848473-21kworker/u8:2+events_unbound10:37:082
2780807992719,4cyclictest0-21swapper/211:35:252
2780807992719,4cyclictest0-21swapper/211:35:252
2780807992716,8cyclictest2871577-21ls11:29:592
2780807992715,8cyclictest2805500-21tr08:20:002
2780803992721,3cyclictest0-21swapper/109:35:011
2780803992717,6cyclictest231ktimers/111:30:171
2780811992619,3cyclictest0-21swapper/311:05:013
2780811992619,3cyclictest0-21swapper/311:05:013
2780811992618,4cyclictest0-21swapper/308:45:243
2780811992617,6cyclictest0-21swapper/310:15:013
2780807992620,4cyclictest2885443-21kworker/u8:1+events_unbound12:10:442
2780807992620,4cyclictest2789979-21kworker/u8:0+events_unbound07:35:022
2780807992620,3cyclictest0-21swapper/208:55:012
2780807992619,5cyclictest2827648-21kworker/u8:0+events_unbound09:25:032
2780807992619,3cyclictest0-21swapper/208:45:012
2780803992620,3cyclictest0-21swapper/109:15:201
2780803992619,3cyclictest0-21swapper/108:55:001
2780803992618,5cyclictest0-21swapper/111:25:241
2780803992617,5cyclictest2860891-21apt-key11:00:011
2780811992519,3cyclictest0-21swapper/309:05:173
2780811992518,5cyclictest2857177-21kworker/u8:0+events_unbound10:51:313
2780811992517,6cyclictest2822404-21kworker/u8:1+events_unbound09:20:223
2780811992516,6cyclictest2831187-21grep09:30:253
2780807992517,5cyclictest2876524-21kworker/u8:0+events_unbound12:28:532
2780807992517,5cyclictest0-21swapper/211:05:002
2780807992517,5cyclictest0-21swapper/211:04:592
2780807992515,7cyclictest2840958-21ntp_states10:00:222
2780803992520,3cyclictest2845301-21latency_hist10:15:001
2780803992519,3cyclictest0-21swapper/111:50:221
2780803992518,3cyclictest0-21swapper/110:50:351
2780803992517,6cyclictest2866032-21kworker/u8:2+events_unbound11:40:421
2780803992516,5cyclictest0-21swapper/110:25:171
2780811992418,4cyclictest2851738-21kworker/u8:1+events_unbound10:35:333
2780811992417,4cyclictest2833301-21sh09:40:013
2780811992417,4cyclictest2829465-21head09:25:243
2780811992416,5cyclictest0-21swapper/312:35:013
2780811992415,5cyclictest2823918-21grep09:10:253
2780807992418,4cyclictest2862229-21kworker/u8:0+events_unbound11:10:372
2780807992418,4cyclictest2832995-21kworker/u8:0+events_unbound09:55:272
2780807992417,4cyclictest438-21cron07:30:012
2780807992416,4cyclictest0-21swapper/211:20:362
2780807992415,6cyclictest2877932-21grep11:45:232
2780807992410,10cyclictest204-21dbus-daemon12:30:452
2780803992418,3cyclictest0-21swapper/107:55:231
2780803992417,4cyclictest231ktimers/107:35:141
2780803992416,4cyclictest0-21swapper/111:35:251
2780803992416,4cyclictest0-21swapper/111:35:241
2780803992414,6cyclictest2785373-21fschecks_count07:20:151
2780803992413,8cyclictest2861117-21sshd11:00:051
2780803992413,8cyclictest2861117-21sshd11:00:051
278081199239,3cyclictest0-21swapper/308:37:003
2780811992316,4cyclictest0-21swapper/311:05:253
2780811992316,3cyclictest0-21swapper/309:20:013
2780811992312,7cyclictest204-21dbus-daemon08:00:083
2780807992317,3cyclictest0-21swapper/210:26:062
2780807992316,4cyclictest2823382-21ntpq09:10:192
2780807992315,4cyclictest0-21swapper/210:20:272
2780807992314,6cyclictest2890816-21auditctl12:25:002
2780803992317,3cyclictest0-21swapper/109:05:271
2780803992317,3cyclictest0-21swapper/108:45:171
2780803992312,6cyclictest2895471-21unixbench_multi12:35:251
278080399231,18cyclictest2800770-21cut08:05:161
2780811992214,5cyclictest0-21swapper/308:55:023
2780811992213,6cyclictest0-21swapper/308:20:143
278080799222,15cyclictest2834566-21grep09:40:272
278080799222,15cyclictest2834566-21grep09:40:262
2780807992216,3cyclictest0-21swapper/208:10:192
2780807992211,9cyclictest2880212-21latency_hist11:55:002
2780803992216,3cyclictest0-21swapper/108:25:131
2780803992216,3cyclictest0-21swapper/108:10:161
2780803992214,4cyclictest0-21swapper/110:30:141
2780803992214,4cyclictest0-21swapper/107:45:171
2780811992113,4cyclictest2855965-21fschecks_time10:45:143
2780807992115,4cyclictest2866032-21kworker/u8:2+events_unbound11:41:442
2780803992115,3cyclictest0-21swapper/108:40:251
2780803992114,4cyclictest2864745-21/usr/sbin/munin11:10:231
2780803992114,4cyclictest0-21swapper/112:15:161
2780807992015,2cyclictest0-21swapper/210:45:132
278080399204,12cyclictest2823847-21grep09:10:241
2780803992013,5cyclictest231ktimers/110:35:121
2780803992013,5cyclictest231ktimers/109:20:221
2780803992013,3cyclictest0-21swapper/112:00:231
2780803992010,7cyclictest2838722-21awk09:55:151
2780811991912,3cyclictest0-21swapper/309:55:243
2780811991911,6cyclictest0-21swapper/310:05:153
2780803991913,4cyclictest231ktimers/109:50:211
2780803991913,3cyclictest2819521-21cstates09:00:131
278080399189,6cyclictest0-21swapper/111:55:161
2780803991811,5cyclictest231ktimers/107:50:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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