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2026-02-26 - 03:38
[ 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 Feb 26, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1842899986,81cyclictest0-21swapper/019:40:460
18428998131,26cyclictest0-21swapper/023:35:500
1842899751,48cyclictest12200-21aten_rbpower_vo23:20:530
18428997510,49cyclictest0-21swapper/022:01:080
1842899742,62cyclictest0-21swapper/022:35:400
1842899722,54cyclictest0-21swapper/021:11:070
1842899703,51cyclictest0-21swapper/023:10:570
1842899701,55cyclictest22218-21apt20:50:410
18428996920,30cyclictest22570-21idleruntime-cro22:20:410
18428996920,30cyclictest22570-21idleruntime-cro22:20:410
1842899691,52cyclictest31749-21latency_hist22:45:410
1842899682,54cyclictest0-21swapper/021:50:570
18428996813,42cyclictest23815-21latency_hist19:25:420
73622670,2sleep00-21swapper/021:36:070
1842899679,42cyclictest0-21swapper/000:10:420
1842899679,42cyclictest0-21swapper/000:10:420
18428996715,37cyclictest6060-21cron21:35:410
1842899671,49cyclictest2973-21cut21:25:580
265462660,2sleep00-21swapper/000:00:420
18428996645,5cyclictest10506-21fschecks_count23:15:570
18428996621,7cyclictest0-21swapper/020:20:520
18428996621,34cyclictest7950irq/56-dwc_otg_21:45:420
1842899659,44cyclictest128-21systemd-journal22:40:410
1842899651,47cyclictest8204-21fschecks_time20:10:580
16322650,1sleep20-21swapper/221:21:042
1842899632,52cyclictest26330-21latency_hist22:30:410
1842899621,45cyclictest2230-21timerwakeupswit22:51:080
18428996140,3cyclictest0-21swapper/022:56:080
18428996112,38cyclictest32013-21latency_hist00:15:410
1842899602,49cyclictest0-21swapper/023:06:000
1842899602,49cyclictest0-21swapper/023:06:000
1842899602,45cyclictest0-21swapper/020:40:580
1842899602,44cyclictest10137-21wget21:45:530
1842899602,44cyclictest10137-21wget21:45:530
18428995934,7cyclictest13975-21cat20:26:010
18428995934,7cyclictest13975-21cat20:26:010
1842899591,42cyclictest0-21swapper/022:10:450
122882590,3sleep229-21rcuc/221:50:582
1842899586,40cyclictest0-21swapper/020:31:100
18429995620,4cyclictest22318-21latency_hist20:50:411
18428995514,5cyclictest0-21swapper/019:35:410
1842899551,41cyclictest28567-21ntp_kernel_pll_21:06:020
1842899551,22cyclictest3414-21timerandwakeup19:56:070
165932553,11sleep00-21swapper/019:05:520
1842899541,45cyclictest0-21swapper/021:00:550
1842899541,44cyclictest0-21swapper/023:04:210
97912530,3sleep19792-21/usr/sbin/munin20:15:541
1843099537,27cyclictest0-21swapper/200:25:542
1842899531,48cyclictest0-21swapper/022:25:410
1842899531,40cyclictest0-21swapper/021:56:030
1843099527,29cyclictest0-21swapper/221:10:552
1842899522,22cyclictest18835-21latency_hist22:10:410
1843199517,7cyclictest7950irq/56-dwc_otg_22:00:533
1843199517,23cyclictest0-21swapper/319:50:513
1843099517,30cyclictest0-21swapper/223:10:532
1842899512,14cyclictest0-21swapper/019:20:410
1842899511,36cyclictest0-21swapper/000:15:590
18428995112,4cyclictest0-21swapper/020:16:080
1843099507,24cyclictest0-21swapper/223:30:542
1842999507,26cyclictest0-21swapper/123:55:551
18428995021,6cyclictest0-21swapper/021:20:500
1843099498,24cyclictest7950irq/56-dwc_otg_19:30:532
1842999493,11cyclictest0-21swapper/123:35:501
1842899492,37cyclictest0-21swapper/020:39:140
18428994914,25cyclictest9-21ksoftirqd/000:21:040
18428994912,4cyclictest24793-21latency_hist23:55:420
1843099486,28cyclictest0-21swapper/220:55:552
1842999487,26cyclictest0-21swapper/120:50:531
18428994818,3cyclictest0-21swapper/020:05:520
1843199477,25cyclictest0-21swapper/321:10:553
1842999477,24cyclictest0-21swapper/122:05:531
1842899477,28cyclictest18568-21wget19:10:550
1842899473,17cyclictest6317-21kworker/0:200:35:410
18428994726,5cyclictest7850irq/56-dwc_otg_20:56:230
1842899472,34cyclictest0-21swapper/019:36:530
1842899471,6cyclictest23646-21apt-get19:25:440
1843199466,25cyclictest0-21swapper/320:55:553
1843099467,24cyclictest0-21swapper/223:05:542
1843099467,24cyclictest0-21swapper/223:05:542
1842999467,25cyclictest0-21swapper/121:30:541
18429994624,4cyclictest12171-21wget23:20:531
1842899468,27cyclictest0-21swapper/023:40:450
18428994627,5cyclictest13-21rcuc/023:30:520
1843199457,24cyclictest0-21swapper/321:45:463
1843199457,24cyclictest0-21swapper/321:45:463
1843099456,25cyclictest0-21swapper/221:35:522
1843099456,24cyclictest0-21swapper/220:10:542
1842899459,18cyclictest0-21swapper/000:01:030
1842899451,32cyclictest667-21/usr/sbin/munin19:50:510
169472450,7sleep11124-21snmpd19:06:001
1842899447,28cyclictest1125-21runrttasks23:46:210
18428994430,3cyclictest7750irq/56-dwc_otg20:00:520
1842899441,27cyclictest0-21swapper/023:25:520
1843199437,23cyclictest318572sleep322:45:543
1843199437,23cyclictest0-21swapper/300:25:543
1843199434,17cyclictest7750irq/56-dwc_otg19:30:533
1843099437,23cyclictest0-21swapper/223:50:532
1843099437,21cyclictest0-21swapper/200:05:542
1843099437,21cyclictest0-21swapper/200:05:542
1843099436,23cyclictest0-21swapper/200:20:542
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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