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2026-01-25 - 19:04
[ 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 Sun Jan 25, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
555999951,80cyclictest24669-21/usr/sbin/munin09:30:450
555999917,62cyclictest0-21swapper/011:25:290
555999891,76cyclictest0-21swapper/010:35:420
555999891,72cyclictest10657-21grep08:50:520
203372890,2sleep10-21swapper/112:15:511
555999881,66cyclictest13056-21grep11:55:520
555999871,73cyclictest22336-21latency_hist09:25:250
555999871,69cyclictest24600-21switchtime08:00:530
555999871,68cyclictest0-21swapper/010:05:490
555999861,65cyclictest21362-21fschecks_time12:20:420
555999851,64cyclictest25419-21grep11:00:530
555999843,3cyclictest0-21swapper/008:30:350
555999842,67cyclictest22475-21/usr/sbin/munin07:55:440
555999841,73cyclictest19305-21grep12:15:370
555999841,72cyclictest9943-21cron11:50:250
555999841,68cyclictest2410-21latency_hist10:00:240
555999831,67cyclictest2956-21cat10:00:430
555999831,65cyclictest15140-21latency_hist10:35:250
555999821,70cyclictest0-21swapper/007:27:080
555999821,67cyclictest0-21swapper/007:50:460
555999821,65cyclictest27437-21chrt11:06:020
555999811,64cyclictest10580-21if_err_wlan011:50:430
555999811,64cyclictest10580-21if_err_wlan011:50:430
555999801,68cyclictest23044-21/usr/sbin/munin09:25:470
555999801,63cyclictest8827-21/usr/sbin/munin08:45:530
555999792,41cyclictest0-21swapper/011:20:340
555999791,61cyclictest0-21swapper/008:40:350
555999791,38cyclictest20040-21latency_hist07:50:250
555999781,69cyclictest0-21swapper/007:14:150
555999781,64cyclictest0-21swapper/009:20:240
555999781,62cyclictest0-21swapper/010:30:190
555999781,60cyclictest0-21swapper/012:26:150
555999761,64cyclictest14541-21taskset09:01:280
555999761,63cyclictest0-21swapper/010:46:480
5559997534,24cyclictest0-21swapper/008:55:290
555999751,63cyclictest0-21swapper/007:19:240
555999751,33cyclictest32723-21taskset09:52:160
555999751,33cyclictest32723-21taskset09:52:160
555999741,64cyclictest8115-21taskset11:45:150
555999741,63cyclictest9237-21/usr/sbin/munin07:20:400
555999741,61cyclictest0-21swapper/012:06:550
555999741,59cyclictest0-21swapper/010:55:240
555999741,57cyclictest16392-21sed07:40:240
555999741,55cyclictest29548-21if_eth008:15:410
555999741,52cyclictest0-21swapper/011:11:570
555999741,32cyclictest0-21swapper/012:37:130
555999741,32cyclictest0-21swapper/012:37:130
555999731,64cyclictest0-21swapper/009:06:440
555999731,64cyclictest0-21swapper/009:06:440
555999731,63cyclictest0-21swapper/012:01:270
555999731,60cyclictest0-21swapper/012:12:270
555999731,60cyclictest0-21swapper/008:24:300
555999731,60cyclictest0-21swapper/008:24:300
555999731,58cyclictest31154-21chrt11:17:090
555999721,59cyclictest0-21swapper/008:40:180
555999711,61cyclictest0-21swapper/009:49:360
555999711,58cyclictest0-21swapper/008:14:200
555999711,56cyclictest0-21swapper/011:36:340
555999701,55cyclictest0-21swapper/008:08:450
555999701,33cyclictest1620-21taskset08:27:070
555999691,64cyclictest128-21systemd-journal10:44:040
555999691,64cyclictest128-21systemd-journal10:44:040
555999691,60cyclictest0-21swapper/009:12:280
555999691,57cyclictest0-21swapper/007:32:180
555999691,57cyclictest0-21swapper/007:32:180
95252680,3sleep39529-21fschecks_count07:20:413
555999681,53cyclictest0-21swapper/010:22:280
555999671,47cyclictest4370-21seq11:33:480
555999661,62cyclictest25924-21chrt12:31:440
555999661,47cyclictest0-21swapper/007:45:170
235112660,5sleep1556099cyclictest09:25:531
555999641,53cyclictest0-21swapper/009:35:450
555999621,47cyclictest9557-21chrt10:19:490
555999611,57cyclictest0-21swapper/010:14:030
555999601,45cyclictest0-21swapper/009:40:460
555999601,42cyclictest0-21swapper/010:57:480
246982570,2sleep20-21swapper/209:30:452
557599537,27cyclictest0-21swapper/311:55:383
49902533,43sleep00-21swapper/007:07:290
49902533,43sleep00-21swapper/007:07:290
5560995214,23cyclictest0-21swapper/111:55:381
557599491,40cyclictest0-21swapper/309:25:463
5560994622,5cyclictest936250wget07:20:381
556099457,24cyclictest0-21swapper/110:35:381
557599437,23cyclictest0-21swapper/310:35:383
556099436,7cyclictest0-21swapper/110:10:341
5560994326,5cyclictest19445-21grep07:45:521
264792430,6sleep1556099cyclictest12:35:351
264792430,6sleep1556099cyclictest12:35:351
557599428,22cyclictest0-21swapper/310:05:373
556099421,6cyclictest7538-21aten_rbpower_vo07:15:371
556599414,4cyclictest0-21swapper/209:00:372
204472410,2sleep10-21swapper/107:50:411
556599406,8cyclictest7950irq/56-dwc_otg_12:05:342
5565994029,7cyclictest301ktimersoftd/207:25:342
556099403,7cyclictest7750irq/56-dwc_otg11:20:521
556599393,6cyclictest7750irq/56-dwc_otg09:40:362
5560993919,4cyclictest1476-21ntp_states09:55:481
5560993914,15cyclictest19698-21/usr/sbin/munin10:45:481
556099391,13cyclictest0-21swapper/111:25:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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