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2026-01-19 - 19:30
[ 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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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 376 highest latencies:
System rackbslot5s.osadl.org (updated Mon Jan 19, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2767661995950,5cyclictest2778051-21unixbench_singl07:35:250
2767670994837,6cyclictest2785053-21grep07:55:272
2767672994736,9cyclictest391ktimers/308:20:123
2767661994740,4cyclictest2809472-21munin-plugin-st09:10:010
2767661994740,4cyclictest2809472-21munin-plugin-st09:10:000
2767661994739,5cyclictest2865069-21munin-plugin-st11:50:010
2767665994637,5cyclictest2882603-21sendmail12:40:001
2767672994531,11cyclictest391ktimers/312:20:133
2767661994533,8cyclictest121ktimers/011:40:120
2767661994437,4cyclictest2882583-21munin-run12:40:000
2767672994335,6cyclictest438-21cron09:25:003
2767670994335,5cyclictest2823209-21kworker/u8:1+events_unbound09:45:352
2767665994330,9cyclictest2819965-21sendmail09:40:001
2767672994234,5cyclictest2811193-21munin-plugin-st09:15:003
2767672994234,5cyclictest2811193-21munin-plugin-st09:15:003
2767665994235,5cyclictest2795442-21kworker/u8:0+events_unbound08:30:181
2767665994219,3cyclictest131rcu_preempt09:25:111
2767672994130,7cyclictest0-21swapper/308:20:003
2767670994134,4cyclictest2814818-21cron09:25:012
2767672994030,7cyclictest0-21swapper/309:40:013
2767670994032,5cyclictest438-21cron08:40:002
2767665994033,4cyclictest2861636-21munin-plugin-st11:40:011
2767665994032,4cyclictest0-21swapper/109:55:161
2767661994031,5cyclictest1-21systemd08:25:170
2767672993929,6cyclictest0-21swapper/312:31:053
2767670993930,6cyclictest2778467-21idleruntime-cro07:40:002
2767661993928,8cyclictest2813110-21sendmail09:20:000
2767672993829,5cyclictest0-21swapper/309:45:273
2767672993826,8cyclictest391ktimers/310:35:123
2767670993829,6cyclictest0-21swapper/209:35:002
2767672993731,4cyclictest2847950-21munin-plugin-st11:00:003
2767670993728,5cyclictest0-21swapper/209:20:012
2767670993714,5cyclictest131rcu_preempt10:50:122
2767670993630,4cyclictest2872135-21http12:10:012
2767670993630,3cyclictest0-21swapper/212:19:592
2767670993627,6cyclictest2820602-21fschecks_time09:40:212
2767670993626,7cyclictest2781630-21grep07:45:252
2767670993625,8cyclictest0-21swapper/208:45:002
2767665993627,5cyclictest0-21swapper/110:35:151
2767665993627,4cyclictest0-21swapper/108:25:001
2767665993626,5cyclictest0-21swapper/109:00:251
2767661993629,3cyclictest0-21swapper/009:40:010
2767661993623,9cyclictest121ktimers/008:40:120
2767672993524,7cyclictest0-21swapper/309:30:253
2767672993523,7cyclictest0-21swapper/312:00:263
2767670993529,3cyclictest0-21swapper/208:20:002
2767670993527,4cyclictest0-21swapper/212:01:022
2767670993526,5cyclictest0-21swapper/207:45:002
2767670993525,6cyclictest0-21swapper/210:20:012
2767665993529,4cyclictest2816447-21kworker/u8:0+events_unbound09:30:341
2767665993528,5cyclictest2809698-21kworker/u8:3+events_unbound09:20:331
2767665993526,5cyclictest0-21swapper/107:10:161
2767665993526,5cyclictest0-21swapper/107:10:161
2767665993525,6cyclictest0-21swapper/108:05:241
2767665993525,6cyclictest0-21swapper/108:05:241
2767665993525,5cyclictest0-21swapper/111:41:001
2767665993522,9cyclictest2778448-21cron07:40:011
2767665993510,5cyclictest131rcu_preempt08:55:121
2767672993427,4cyclictest2827002-21latency_hist10:00:013
2767672993426,4cyclictest0-21swapper/310:25:003
2767672993425,6cyclictest0-21swapper/312:05:253
2767672993423,6cyclictest0-21swapper/308:55:273
2767670993426,5cyclictest438-21cron12:25:002
2767670993426,4cyclictest0-21swapper/211:00:182
2767670993425,6cyclictest2834306-21fschecks_time10:20:152
2767665993428,4cyclictest2809698-21kworker/u8:3+events_unbound09:12:421
2767665993428,4cyclictest2809698-21kworker/u8:3+events_unbound09:12:411
2767665993426,6cyclictest2832094-21kworker/u8:1+events_unbound10:25:391
2767665993426,4cyclictest0-21swapper/110:50:261
2767665993423,7cyclictest2853474-21grep11:15:171
2767672993325,4cyclictest0-21swapper/308:45:243
2767672993324,6cyclictest0-21swapper/308:35:003
2767672993323,6cyclictest0-21swapper/311:10:163
2767672993323,6cyclictest0-21swapper/309:25:323
2767672993320,10cyclictest391ktimers/307:40:123
2767670993326,4cyclictest0-21swapper/209:15:012
2767670993326,4cyclictest0-21swapper/209:15:002
2767670993325,5cyclictest0-21swapper/211:55:002
2767670993324,6cyclictest0-21swapper/212:39:592
2767670993324,6cyclictest0-21swapper/210:45:002
2767670993324,6cyclictest0-21swapper/210:45:002
2767670993320,10cyclictest311ktimers/208:10:132
2767670993320,10cyclictest311ktimers/208:10:132
276766599339,5cyclictest131rcu_preempt10:00:131
2767665993326,4cyclictest0-21swapper/107:40:161
2767665993325,4cyclictest2869788-21grep12:00:271
2767665993322,7cyclictest2858221-21latency_hist11:30:001
2767665993322,7cyclictest2790637-21sh08:15:011
2767665993322,7cyclictest2790637-21sh08:15:011
2767672993223,5cyclictest0-21swapper/310:05:013
2767672993223,5cyclictest0-21swapper/308:35:243
2767672993221,6cyclictest0-21swapper/311:15:283
2767670993226,3cyclictest0-21swapper/211:30:262
2767670993225,4cyclictest0-21swapper/208:35:002
2767670993225,4cyclictest0-21swapper/207:30:012
2767670993224,4cyclictest0-21swapper/212:10:262
2767670993221,6cyclictest0-21swapper/210:40:002
2767665993225,5cyclictest2833832-21kworker/u8:0+events_unbound10:33:121
2767665993225,5cyclictest2793706-21kworker/u8:2+events_unbound08:35:241
2767665993224,4cyclictest0-21swapper/112:24:591
2767665993224,4cyclictest0-21swapper/108:29:591
2767661993226,3cyclictest0-21swapper/009:25:110
2767661993225,4cyclictest0-21swapper/008:34:590
2767661993222,6cyclictest0-21swapper/012:05:000
2767661993222,6cyclictest0-21swapper/010:05:160
2767672993124,4cyclictest2875756-21sendmail12:20:003
2767672993123,5cyclictest0-21swapper/308:05:013
2767672993123,5cyclictest0-21swapper/308:05:003
2767672993121,7cyclictest2830890-21grep10:10:163
2767670993122,6cyclictest0-21swapper/210:15:012
2767670993121,6cyclictest0-21swapper/210:05:252
2767670993120,7cyclictest0-21swapper/209:55:252
2767665993122,5cyclictest0-21swapper/108:45:241
2767665993121,5cyclictest2812628-21tail09:15:261
2767665993110,7cyclictest131rcu_preempt10:05:111
2767661993118,9cyclictest0-21swapper/009:30:160
2767672993022,4cyclictest0-21swapper/310:40:253
2767672993022,4cyclictest0-21swapper/310:40:243
2767672993022,4cyclictest0-21swapper/309:40:303
2767672993021,6cyclictest2783355-21unixbench_multi07:50:263
2767672993020,6cyclictest0-21swapper/308:40:243
2767672993020,6cyclictest0-21swapper/307:55:263
2767672993020,6cyclictest0-21swapper/307:45:253
2767670993022,5cyclictest0-21swapper/207:20:002
2767670993022,4cyclictest0-21swapper/211:05:262
2767670993021,4cyclictest0-21swapper/210:30:142
2767665993024,4cyclictest2842499-21kworker/u8:1+events_unbound10:42:551
2767665993024,4cyclictest2842499-21kworker/u8:1+events_unbound10:42:541
2767665993022,4cyclictest0-21swapper/112:20:001
2767665993022,4cyclictest0-21swapper/108:40:241
2767665993020,6cyclictest0-21swapper/111:45:261
276766599301,6cyclictest131rcu_preempt12:25:131
2767661993022,4cyclictest0-21swapper/011:35:150
2767661993021,5cyclictest0-21swapper/009:00:240
2767672992920,6cyclictest0-21swapper/311:40:003
2767672992919,6cyclictest0-21swapper/311:05:253
2767672992919,6cyclictest0-21swapper/308:55:013
2767672992919,6cyclictest0-21swapper/308:15:003
2767672992919,6cyclictest0-21swapper/308:15:003
2767670992923,4cyclictest2809698-21kworker/u8:3+events_unbound09:25:342
2767670992922,4cyclictest0-21swapper/208:45:252
2767670992920,5cyclictest0-21swapper/208:30:002
2767665992922,4cyclictest2833843-21sh10:20:011
2767665992919,7cyclictest2851370-21sh11:10:011
2767665992918,7cyclictest0-21swapper/112:10:271
2767665992911,5cyclictest2809282-21kworker/u8:2+events_unbound09:45:151
2767661992922,4cyclictest2868496-21sendmail12:00:000
2767661992922,3cyclictest0-21swapper/007:20:010
2767661992921,5cyclictest0-21swapper/010:30:010
2767672992821,4cyclictest0-21swapper/307:40:003
2767672992820,5cyclictest0-21swapper/311:20:263
2767672992818,6cyclictest0-21swapper/310:25:263
276767099282,4cyclictest131rcu_preempt07:10:112
276767099282,4cyclictest131rcu_preempt07:10:102
2767670992820,5cyclictest0-21swapper/210:55:242
276766599286,3cyclictest28444822sshd10:49:281
2767665992820,5cyclictest0-21swapper/112:05:261
2767665992819,6cyclictest2783337-21grep07:50:251
2767665992819,6cyclictest0-21swapper/111:54:591
2767665992818,6cyclictest2771196-21grep07:15:241
2767661992822,3cyclictest0-21swapper/008:10:010
2767661992822,3cyclictest0-21swapper/008:10:010
2767661992821,4cyclictest0-21swapper/008:20:250
2767661992819,6cyclictest0-21swapper/011:20:260
2767672992721,4cyclictest2819754-21kworker/u8:0+events_unbound09:50:373
2767672992720,3cyclictest0-21swapper/311:25:163
2767672992718,7cyclictest2787654-21fschecks_time08:05:163
2767672992718,7cyclictest2787654-21fschecks_time08:05:163
2767672992718,5cyclictest0-21swapper/310:05:253
276767099279,12cyclictest2856248-21kworker/u8:2+events_unbound11:22:122
2767670992721,3cyclictest2787240-21munin-plugin-st08:05:002
2767670992721,3cyclictest2787240-21munin-plugin-st08:05:002
2767670992720,5cyclictest2768139-21kworker/u8:2+events_unbound07:20:162
2767670992720,4cyclictest0-21swapper/207:50:262
2767670992719,6cyclictest2864643-21grep11:45:252
2767670992719,6cyclictest2837272-21cron10:30:002
276766599272,5cyclictest131rcu_preempt11:10:131
2767665992720,4cyclictest0-21swapper/108:55:001
2767665992719,4cyclictest0-21swapper/109:05:251
2767665992719,4cyclictest0-21swapper/109:05:251
2767661992717,6cyclictest0-21swapper/008:50:260
2767661992716,7cyclictest0-21swapper/011:00:000
2767661992716,6cyclictest2875749-21cat12:20:000
276766199271,23cyclictest2843789-21/usr/sbin/munin10:45:240
2767672992619,3cyclictest0-21swapper/307:20:253
2767672992617,5cyclictest0-21swapper/311:30:253
2767672992615,7cyclictest2833368-21grep10:15:263
2767670992620,4cyclictest2857979-21kworker/u8:0+events_unbound11:27:422
2767670992619,4cyclictest0-21swapper/211:35:252
2767670992618,5cyclictest2773214-21kworker/u8:1+events_unbound07:30:252
2767670992618,4cyclictest0-21swapper/208:50:132
2767670992617,6cyclictest0-21swapper/209:40:022
2767670992616,7cyclictest2843171-21seq10:45:152
2767665992620,4cyclictest2785180-21kworker/u8:1+events_unbound08:03:421
2767665992620,4cyclictest2785180-21kworker/u8:1+events_unbound08:03:421
2767665992618,4cyclictest0-21swapper/109:50:261
2767665992615,7cyclictest2781637-21grep07:45:241
2767661992622,2cyclictest0-21swapper/007:20:130
2767661992619,4cyclictest2780184-21sh07:45:010
2767661992617,7cyclictest2832094-21kworker/u8:1+events_unbound10:19:020
2767672992519,3cyclictest0-21swapper/307:15:023
2767672992519,3cyclictest0-21swapper/307:15:013
2767672992517,5cyclictest0-21swapper/312:15:003
2767672992517,5cyclictest0-21swapper/307:15:253
2767672992517,4cyclictest0-21swapper/312:00:013
2767672992517,4cyclictest0-21swapper/308:25:153
2767670992515,6cyclictest2804744-21grep08:55:172
2767665992519,3cyclictest0-21swapper/108:15:251
2767665992518,3cyclictest0-21swapper/110:10:191
2767665992517,5cyclictest0-21swapper/107:30:011
2767665992517,4cyclictest0-21swapper/111:05:001
2767665992516,7cyclictest2877197-21kworker/u8:0+events_unbound12:32:441
2767665992516,6cyclictest2858661-21fschecks_time11:30:161
2767661992519,3cyclictest0-21swapper/008:55:270
2767661992517,4cyclictest0-21swapper/009:25:000
2767661992516,5cyclictest0-21swapper/009:10:160
2767661992516,5cyclictest0-21swapper/009:10:160
2767672992418,3cyclictest0-21swapper/309:05:243
2767672992418,3cyclictest0-21swapper/309:05:233
2767672992416,5cyclictest0-21swapper/307:35:013
2767672992415,6cyclictest0-21swapper/307:25:253
2767672992414,6cyclictest1-21systemd09:15:323
2767672992413,8cyclictest2882141-21grep12:35:253
276767099241,7cyclictest2879173-21munin-plugin-st12:30:002
2767670992417,5cyclictest2854502-21kworker/u8:0+events_unbound11:18:112
2767670992417,3cyclictest0-21swapper/208:05:162
2767670992417,3cyclictest0-21swapper/208:05:162
2767665992418,4cyclictest2776731-21kworker/u8:0+events_unbound07:55:041
2767665992416,5cyclictest2772246-21sort07:20:171
2767665992416,4cyclictest0-21swapper/111:55:241
2767665992412,8cyclictest1-21systemd07:34:551
276766199241,8cyclictest2769488-21latency_hist07:15:020
276766199241,8cyclictest2769488-21latency_hist07:15:010
2767661992417,3cyclictest0-21swapper/009:55:260
2767661992417,3cyclictest0-21swapper/008:03:550
2767661992417,3cyclictest0-21swapper/008:03:550
2767661992416,4cyclictest2832147-21munin-plugin-st10:15:000
2767661992416,4cyclictest0-21swapper/008:10:240
2767661992416,4cyclictest0-21swapper/008:10:240
276766199241,19cyclictest0-21swapper/011:15:520
276766199241,19cyclictest0-21swapper/010:42:410
276766199241,19cyclictest0-21swapper/010:42:400
276766199241,19cyclictest0-21swapper/007:53:310
276766199240,20cyclictest0-21swapper/011:54:300
2767672992316,3cyclictest0-21swapper/311:50:253
2767672992316,3cyclictest0-21swapper/310:50:253
2767672992315,5cyclictest0-21swapper/311:00:143
2767670992317,3cyclictest0-21swapper/212:35:012
2767670992315,4cyclictest2863348-21cron11:45:002
2767670992314,5cyclictest0-21swapper/209:00:252
2767670992312,8cyclictest2823938-21diskstats09:50:162
2767665992315,4cyclictest0-21swapper/111:20:261
2767665992313,5cyclictest2846630-21fschecks_count10:55:141
2767661992318,3cyclictest13550irq/42-30be0000.ethernet10:35:040
2767661992317,3cyclictest0-21swapper/007:30:000
2767661992317,2cyclictest0-21swapper/009:40:230
2767661992316,3cyclictest0-21swapper/012:25:270
2767661992316,3cyclictest0-21swapper/008:18:120
276766199231,18cyclictest0-21swapper/012:10:580
276766199231,18cyclictest0-21swapper/012:05:300
276766199231,18cyclictest0-21swapper/011:00:520
276766199231,18cyclictest0-21swapper/010:02:270
276766199231,18cyclictest0-21swapper/008:38:500
2767661992310,10cyclictest2767653-21cyclictest12:20:130
276766199230,19cyclictest0-21swapper/012:32:230
276766199230,19cyclictest0-21swapper/007:49:150
2767672992216,3cyclictest0-21swapper/309:00:243
2767672992214,4cyclictest0-21swapper/311:45:173
2767670992216,3cyclictest0-21swapper/208:20:142
2767670992215,5cyclictest311ktimers/211:55:112
276766199221,8cyclictest2851607-21apt-get11:10:110
2767661992215,4cyclictest0-21swapper/010:20:230
2767661992215,3cyclictest0-21swapper/010:50:160
2767661992215,3cyclictest0-21swapper/010:31:490
2767661992213,5cyclictest121ktimers/011:05:160
276766199220,18cyclictest0-21swapper/011:31:340
2767672992115,3cyclictest0-21swapper/311:40:233
2767672992111,7cyclictest2878549-21wc12:25:273
2767670992116,2cyclictest0-21swapper/209:05:152
2767670992116,2cyclictest0-21swapper/209:05:142
2767670992115,3cyclictest0-21swapper/210:00:212
2767665992114,5cyclictest2833832-21kworker/u8:0+events_unbound10:20:121
276766199212,5cyclictest2857082-21irqstats11:25:180
2767661992116,3cyclictest13550irq/42-30be0000.ethernet08:45:120
276766199211,18cyclictest0-21swapper/007:55:010
276766199211,18cyclictest0-21swapper/007:33:110
276766199210,19cyclictest0-21swapper/009:51:440
2767665992013,5cyclictest2809282-21kworker/u8:2+events_unbound09:43:281
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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