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2026-02-28 - 13:07
[ 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 100 highest latencies:
System rackbslot5s.osadl.org (updated Sat Feb 28, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2644752995448,4cyclictest2683316-21kworker/u8:0+events_unbound21:10:592
2644743994840,4cyclictest2645595-21runrttasks19:10:220
2644743994840,4cyclictest2645595-21runrttasks19:10:210
2644748994736,8cyclictest2669845-21cron20:20:011
2644757994637,5cyclictest2742544-21cut23:50:003
2644743994431,9cyclictest121ktimers/019:35:120
2644752994337,4cyclictest2659236-21kworker/u8:0+events_unbound20:10:432
2644743994336,4cyclictest2644737-21cyclictest21:35:000
2644752994220,6cyclictest2673058-21kworker/u8:3+events_unbound20:45:412
2644748994230,8cyclictest2690596-21munin-plugin-st21:20:011
2644748994027,10cyclictest231ktimers/119:15:131
2644748994027,10cyclictest231ktimers/119:15:131
2644743994031,6cyclictest2653831-21unixbench_singl19:30:270
2644743994023,13cyclictest121ktimers/023:05:120
2644743994020,16cyclictest13550irq/42-30be0000.ethernet21:25:120
2644757993929,7cyclictest2709367-21kworker/u8:0+events_unbound22:31:163
2644748993930,5cyclictest2694024-21latency_hist21:30:001
2644752993831,4cyclictest2686964-21munin-plugin-st21:10:012
2644752993830,5cyclictest2706004-21idleruntime-cro22:05:012
2644752993818,7cyclictest2651308-21kworker/u8:2+events_unbound20:16:472
2644748993830,4cyclictest2652341-21munin-plugin-st19:30:001
2644743993828,6cyclictest0-21swapper/023:35:250
2644757993726,7cyclictest0-21swapper/322:20:003
2644757993726,7cyclictest0-21swapper/322:20:003
2644752993731,3cyclictest0-21swapper/221:40:002
2644752993731,3cyclictest0-21swapper/221:40:002
2644752993729,5cyclictest2725203-21kworker/u8:0+events_unbound23:36:252
2644748993728,5cyclictest53-21kcompactd020:00:251
2644748993727,5cyclictest0-21swapper/120:55:171
2644757993625,6cyclictest0-21swapper/300:25:003
2644752993628,4cyclictest0-21swapper/223:20:002
2644752993626,7cyclictest2743813-21grep23:50:242
2644752993626,6cyclictest0-21swapper/219:35:012
2644752993615,6cyclictest2662941-21kworker/u8:3+events_unbound20:01:512
2644748993626,5cyclictest0-21swapper/120:20:431
2644743993626,6cyclictest0-21swapper/023:15:000
2644743993626,6cyclictest0-21swapper/023:15:000
2644743993626,6cyclictest0-21swapper/022:59:590
2644757993522,9cyclictest2690607-21sendmail21:20:003
2644752993528,5cyclictest2673058-21kworker/u8:3+events_unbound20:39:422
2644752993525,6cyclictest0-21swapper/221:00:012
2644748993527,5cyclictest2676289-21unixbench_singl20:35:261
2644748993524,8cyclictest231ktimers/122:15:111
2644748993524,8cyclictest231ktimers/122:15:111
2644748993524,7cyclictest2702143-21unixbench_singl21:50:241
2644748993524,6cyclictest2735279-21grep23:25:261
2644748993523,8cyclictest2659596-21idleruntime-cro19:50:011
2644748993522,9cyclictest2686960-21latency_hist21:10:001
2644743993526,6cyclictest0-21swapper/022:50:140
2644757993428,4cyclictest2659236-21kworker/u8:0+events_unbound20:45:523
2644757993424,6cyclictest0-21swapper/323:10:003
2644757993424,6cyclictest0-21swapper/323:04:593
2644757993424,6cyclictest0-21swapper/321:05:013
2644757993423,7cyclictest2662577-21grep19:55:253
2644752993428,4cyclictest2728864-21idleruntime-cro23:09:592
2644752993428,3cyclictest0-21swapper/219:15:262
2644752993428,3cyclictest0-21swapper/219:15:262
2644752993426,5cyclictest2649147-21kworker/u8:3+events_unbound19:45:412
2644752993414,6cyclictest2709367-21kworker/u8:0+events_unbound22:28:052
2644748993424,5cyclictest0-21swapper/122:15:011
2644748993422,9cyclictest231ktimers/123:30:131
2644748993420,11cyclictest231ktimers/122:55:121
2644743993425,6cyclictest2700424-21unixbench_singl21:45:240
2644757993326,3cyclictest0-21swapper/300:25:243
2644757993325,5cyclictest2648691-21munin-plugin-st19:20:003
2644757993325,5cyclictest2648691-21munin-plugin-st19:20:003
2644757993323,6cyclictest0-21swapper/323:25:263
2644757993323,6cyclictest0-21swapper/322:59:593
2644757993322,6cyclictest0-21swapper/300:30:243
2644752993326,3cyclictest0-21swapper/219:40:012
2644752993324,5cyclictest0-21swapper/221:30:262
264474899338,4cyclictest24-21ksoftirqd/123:15:121
2644748993321,7cyclictest0-21swapper/123:50:241
2644748993320,9cyclictest2707703-21idleruntime-cro22:10:011
2644748993320,5cyclictest131rcu_preempt23:10:131
2644748993320,5cyclictest131rcu_preempt23:10:121
2644748993311,4cyclictest221rcuc/121:40:011
2644748993311,4cyclictest221rcuc/121:40:001
2644743993326,4cyclictest2686960-21sh21:10:010
2644743993326,4cyclictest0-21swapper/021:25:010
2644757993224,4cyclictest0-21swapper/319:10:153
2644757993224,4cyclictest0-21swapper/319:10:153
2644757993223,6cyclictest0-21swapper/320:45:003
2644757993223,6cyclictest0-21swapper/320:45:003
2644757993221,6cyclictest0-21swapper/322:05:253
264475299327,4cyclictest131rcu_preempt00:00:122
2644752993223,6cyclictest0-21swapper/222:20:002
2644752993223,6cyclictest0-21swapper/222:20:002
2644752993217,5cyclictest2745734-21kworker/u8:3+events_unbound00:10:252
2644748993221,7cyclictest2740345-21grep23:40:251
2644748993221,7cyclictest2712819-21grep22:20:241
2644743993224,5cyclictest0-21swapper/020:10:250
2644743993223,5cyclictest0-21swapper/023:15:130
2644743993223,5cyclictest0-21swapper/000:30:000
2644743993223,4cyclictest0-21swapper/019:45:400
264474399321,29cyclictest0-21swapper/023:30:130
264475799315,4cyclictest26692162grep20:15:243
2644757993123,4cyclictest0-21swapper/319:40:173
2644757993121,6cyclictest0-21swapper/322:10:253
2644757993119,8cyclictest2702094-21grep21:50:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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