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2026-02-03 - 16:30
[ 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 #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 Tue Feb 03, 2026 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
507521190,6sleep01068399cyclictest11:25:430
10683991021,77cyclictest6396-21wget10:00:430
1068399971,75cyclictest28158-21grep07:55:570
1068399961,81cyclictest0-21swapper/009:15:420
172982950,2sleep30-21swapper/307:25:573
1068399951,77cyclictest13672-21grep07:15:570
1068399941,73cyclictest0-21swapper/012:35:490
1068399911,72cyclictest0-21swapper/007:10:530
307522890,5sleep31068899cyclictest11:05:503
1068399892,73cyclictest19482-21fschecks_count10:35:460
1068399891,68cyclictest128-21systemd-journal10:43:300
1068399891,68cyclictest128-21systemd-journal10:43:300
118582880,6sleep31068899cyclictest10:15:433
1068399861,75cyclictest7719-21latency_hist08:35:290
1068399851,73cyclictest0-21swapper/009:55:460
1068399851,72cyclictest18518-21ls12:00:550
1068399851,69cyclictest0-21swapper/008:35:500
1068399851,69cyclictest0-21swapper/008:35:500
1068399842,65cyclictest0-21swapper/009:20:430
1068399841,79cyclictest18871-21awk10:35:290
1068399841,68cyclictest0-21swapper/011:20:460
10683998333,19cyclictest0-21swapper/007:20:420
1068399831,71cyclictest0-21swapper/012:30:290
1068399831,63cyclictest0-21swapper/011:15:460
1068399811,54cyclictest0-21swapper/012:30:480
1068399801,3cyclictest0-21swapper/008:40:480
1068399781,67cyclictest0-21swapper/008:03:550
10683997732,32cyclictest0-21swapper/009:10:430
10683997728,37cyclictest0-21swapper/011:40:420
1068399771,7cyclictest15548-21latency_hist11:55:290
1068399771,59cyclictest20338-21taskset09:10:030
1068399771,4cyclictest26259-21ls07:50:570
1068399771,3cyclictest247502sleep007:48:000
1068399763,59cyclictest16668-21taskset08:59:240
1068399762,70cyclictest31626-21awk11:10:290
1068399761,52cyclictest0-21swapper/011:55:530
10683997611,11cyclictest0-21swapper/007:40:400
1068399752,62cyclictest0-21swapper/011:50:290
1068399751,59cyclictest0-21swapper/008:17:020
1068399751,50cyclictest0-21swapper/012:19:420
1068399751,50cyclictest0-21swapper/012:19:420
1068399751,4cyclictest9538-21chrt10:08:430
1068399742,58cyclictest0-21swapper/010:50:430
1068399741,53cyclictest0-21swapper/009:29:060
1068399741,53cyclictest0-21swapper/009:29:060
1068399732,60cyclictest17059-21apt10:30:290
1068399732,60cyclictest0-21swapper/011:12:480
1068399731,55cyclictest0-21swapper/009:55:240
1068399711,66cyclictest0-21swapper/007:26:470
1068399711,3cyclictest0-21swapper/007:37:200
1068399702,61cyclictest0-21swapper/008:11:450
1068399702,61cyclictest0-21swapper/008:11:450
1068399701,56cyclictest13373-21rm10:19:510
1068399701,54cyclictest0-21swapper/012:25:070
1068399701,51cyclictest0-21swapper/007:34:400
1068399692,49cyclictest0-21swapper/008:27:330
1068399691,60cyclictest0-21swapper/010:11:260
1068399691,59cyclictest0-21swapper/012:05:530
1068399691,51cyclictest0-21swapper/009:31:410
1068399681,5cyclictest7910-21chrt11:31:270
1068399681,5cyclictest7910-21chrt11:31:270
1068399681,59cyclictest8474-21/usr/sbin/munin11:35:540
1068399672,52cyclictest0-21swapper/010:57:060
1068399662,44cyclictest0-21swapper/010:45:460
1068399661,49cyclictest0-21swapper/008:46:280
1068399661,46cyclictest0-21swapper/008:09:300
1068399651,46cyclictest0-21swapper/009:39:420
1068399651,43cyclictest0-21swapper/009:47:420
1068399641,60cyclictest14994-21taskset10:22:310
1068399641,47cyclictest0-21swapper/009:44:420
1068399641,46cyclictest0-21swapper/012:11:590
1068399631,5cyclictest0-21swapper/011:04:440
1068399631,2cyclictest0-21swapper/009:02:070
1068399621,6cyclictest3733-21chrt08:22:170
1068399621,44cyclictest0-21swapper/008:51:440
22532580,2sleep10-21swapper/108:20:291
10686995521,22cyclictest9682-21kworker/u8:210:15:361
272592510,1sleep30-21swapper/310:55:563
1068899493,7cyclictest7850irq/56-dwc_otg_11:45:433
1068799481,11cyclictest7850irq/56-dwc_otg_08:40:402
104102483,12sleep00-21swapper/007:10:250
10688994619,10cyclictest7950irq/56-dwc_otg_09:55:303
1068799467,24cyclictest0-21swapper/210:00:422
1068899457,24cyclictest0-21swapper/307:35:423
1068899453,20cyclictest7950irq/56-dwc_otg_07:50:403
1068899452,8cyclictest7750irq/56-dwc_otg11:50:433
1068799457,24cyclictest0-21swapper/209:35:422
1068699452,3cyclictest7750irq/56-dwc_otg11:50:291
1068899447,33cyclictest7950irq/56-dwc_otg_07:40:403
10688994419,9cyclictest7950irq/56-dwc_otg_10:00:503
1068899441,2cyclictest0-21swapper/312:35:423
64702430,5sleep11068699cyclictest10:00:431
1068899437,22cyclictest0-21swapper/308:25:413
1068899435,11cyclictest0-21swapper/309:15:423
1068899432,6cyclictest7950irq/56-dwc_otg_08:25:303
1068899432,12cyclictest7750irq/56-dwc_otg08:55:413
1068799437,23cyclictest0-21swapper/212:15:412
1068799437,23cyclictest0-21swapper/212:15:412
1068699437,23cyclictest0-21swapper/107:35:421
1068699431,8cyclictest0-21swapper/111:25:301
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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