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2026-01-15 - 17:46
[ 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 #7, slot #3

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 100 highest latencies:
System rack7slot3s.osadl.org (updated Thu Jan 15, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
147799911747,63cyclictest0-21swapper/007:10:210
147799910332,36cyclictest0-21swapper/011:20:250
14779999624,61cyclictest991-21aten_rbpower_po09:30:330
14779999122,48cyclictest423-21grep10:55:470
14779999025,43cyclictest22482-21modprobe10:30:180
14779999025,43cyclictest22482-21modprobe10:30:180
14779998722,48cyclictest0-21swapper/011:18:070
14779998627,35cyclictest0-21swapper/008:10:290
14779998523,59cyclictest19103-21tr07:20:410
14779998523,59cyclictest19103-21tr07:20:410
14779998426,39cyclictest23282-21ls10:30:380
14779998422,43cyclictest17635-21ntpq08:45:410
14779998421,40cyclictest31377-21apt-get10:53:170
14779998323,41cyclictest0-21swapper/009:50:330
14779998320,41cyclictest16744-21wc11:40:450
14779998224,40cyclictest7150-21/usr/sbin/munin08:15:470
14779998224,40cyclictest7150-21/usr/sbin/munin08:15:470
14779998221,46cyclictest0-21swapper/007:57:350
14779998221,45cyclictest16616-21cut07:15:310
14779998219,45cyclictest0-21swapper/012:30:450
14779998219,45cyclictest0-21swapper/012:30:450
14779998026,40cyclictest0-21swapper/007:28:450
14779998017,49cyclictest0-21swapper/012:05:290
14779998013,46cyclictest0-21swapper/011:15:190
14779997926,38cyclictest15792-21awk10:10:370
14779997926,38cyclictest15792-21awk10:10:370
14779997922,41cyclictest14827-21ls08:40:190
14779997824,42cyclictest0-21swapper/008:07:510
1478099773,6cyclictest0-21swapper/107:10:211
14779997722,43cyclictest0-21swapper/008:32:250
14779997718,43cyclictest2428-21runrttasks11:01:190
14779997627,17cyclictest0-21swapper/008:25:290
14779997623,39cyclictest20670-21chrt11:51:340
14779997623,39cyclictest20670-21chrt11:51:340
14779997623,35cyclictest882-21/usr/sbin/munin08:00:380
14779997620,40cyclictest0-21swapper/008:40:330
14779997618,49cyclictest0-21swapper/009:44:360
14779997524,32cyclictest0-21swapper/012:02:420
14779997520,43cyclictest29423-21chrt09:19:390
14779997517,44cyclictest24270-21runrttasks09:05:290
6522740,2sleep20-21swapper/212:25:462
14779997420,40cyclictest20608-21chrt10:24:360
14779997323,35cyclictest29704-21taskset12:16:330
14779997318,44cyclictest0-21swapper/010:10:200
14779997318,41cyclictest0-21swapper/009:39:210
14779997230,24cyclictest23482-21chrt07:33:530
14779997222,36cyclictest23811-21taskset09:02:380
14779997219,35cyclictest0-21swapper/010:35:430
14779997126,42cyclictest4817-21taskset12:39:090
14779997024,11cyclictest27301-21awk09:10:460
14779997022,37cyclictest0-21swapper/009:22:300
14779997021,38cyclictest31939-21sed12:25:200
14779997020,32cyclictest0-21swapper/010:44:510
14779996918,39cyclictest0-21swapper/008:54:130
14779996917,38cyclictest0-21swapper/010:15:440
14779996823,26cyclictest30567-21chrt07:51:560
14779996822,33cyclictest0-21swapper/012:11:050
14779996821,44cyclictest0-21swapper/012:00:180
14779996821,37cyclictest0-21swapper/007:36:180
14779996821,32cyclictest0-21swapper/009:55:440
14779996820,36cyclictest0-21swapper/011:49:080
14779996820,32cyclictest0-21swapper/011:26:560
14779996819,36cyclictest0-21swapper/008:59:280
14779996818,30cyclictest0-21swapper/011:32:030
1478099675,46cyclictest7950irq/56-dwc_otg_12:05:391
14779996720,33cyclictest7657-21chrt09:47:240
14779996718,38cyclictest0-21swapper/008:21:040
1478099667,8cyclictest7950irq/56-dwc_otg_09:05:201
14779996629,12cyclictest28407-21cat07:45:460
14779996622,41cyclictest0-21swapper/012:27:410
14779996520,32cyclictest0-21swapper/011:37:380
14779996519,35cyclictest0-21swapper/010:50:070
14779996519,11cyclictest4504-21seq11:09:440
1478099633,6cyclictest19537-21grep07:20:471
1478099633,6cyclictest19537-21grep07:20:471
1478099631,12cyclictest0-21swapper/109:25:281
1478099631,12cyclictest0-21swapper/109:25:281
14779996324,12cyclictest13244-21mv10:04:300
1478099621,7cyclictest1667-21grep09:30:431
14779996219,40cyclictest269082chrt07:41:260
1478399613,10cyclictest7850irq/56-dwc_otg_11:40:363
1478099607,5cyclictest7950irq/56-dwc_otg_11:40:361
1478099600,3cyclictest7950irq/56-dwc_otg_10:30:311
1478099591,5cyclictest7850irq/56-dwc_otg_09:50:461
1478099591,43cyclictest0-21swapper/112:25:031
1478099591,13cyclictest0-21swapper/108:40:441
1478099591,12cyclictest0-21swapper/108:05:411
14779995920,36cyclictest431-21chrt09:27:480
14779995920,36cyclictest431-21chrt09:27:480
1478099586,5cyclictest0-21swapper/110:13:431
1478099586,5cyclictest0-21swapper/110:13:431
1478099582,10cyclictest4306-21fschecks_count08:10:351
1478099581,7cyclictest0-21swapper/109:05:401
1478399571,4cyclictest7850irq/56-dwc_otg_09:30:473
1478099573,4cyclictest1789-21grep12:30:361
1478099573,4cyclictest1789-21grep12:30:361
1478099564,7cyclictest7950irq/56-dwc_otg_07:15:401
1478099561,4cyclictest0-21swapper/108:55:431
1478399554,4cyclictest7950irq/56-dwc_otg_08:05:433
14783995517,5cyclictest6361-21cron11:15:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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