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2026-02-28 - 04:54
[ 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 Sat Feb 28, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2914499882,36cyclictest0-21swapper/023:20:520
2914499866,64cyclictest0-21swapper/020:55:550
29144998428,23cyclictest0-21swapper/000:25:540
277652750,9sleep327769-21if_wlan019:06:023
11792750,2sleep30-21swapper/322:20:543
11792750,2sleep30-21swapper/322:20:543
29146997310,46cyclictest7850irq/56-dwc_otg_21:26:032
29146997310,46cyclictest7850irq/56-dwc_otg_21:26:032
2914699708,45cyclictest7950irq/56-dwc_otg_21:56:022
2914499692,46cyclictest0-21swapper/020:50:530
29144996819,28cyclictest18656-21unixbench_multi23:06:100
64072670,3sleep02914499cyclictest21:06:000
2914499662,45cyclictest26080-21apt-config22:00:420
29144996615,25cyclictest0-21swapper/020:45:550
2914599651,10cyclictest0-21swapper/123:50:521
2914499653,43cyclictest0-21swapper/020:15:530
2914499651,35cyclictest0-21swapper/021:50:530
298892640,5sleep22914699cyclictest22:10:432
2914499645,46cyclictest0-21swapper/022:00:470
286712632,52sleep10-21swapper/119:08:031
311372620,1sleep30-21swapper/320:45:433
29144996215,10cyclictest0-21swapper/021:00:540
29144996215,10cyclictest0-21swapper/021:00:540
2914499621,46cyclictest26879-21cut23:31:000
2914499621,29cyclictest0-21swapper/000:05:540
2914699611,48cyclictest0-21swapper/223:22:342
2914599613,11cyclictest0-21swapper/122:00:521
2914499616,36cyclictest0-21swapper/000:10:550
2914499613,24cyclictest0-21swapper/021:40:520
2914499612,33cyclictest18814-21fschecks_count20:10:590
2914499612,33cyclictest18814-21fschecks_count20:10:590
29144996119,12cyclictest0-21swapper/021:30:530
2914499611,31cyclictest2287-21grep22:21:080
2914499611,31cyclictest2287-21grep22:21:080
2914699605,19cyclictest7850irq/56-dwc_otg_22:10:542
29145996025,23cyclictest3261-21sed20:56:081
2914599592,11cyclictest7750irq/56-dwc_otg20:45:541
29145995912,6cyclictest0-21swapper/123:45:521
2914499596,35cyclictest101ktimersoftd/023:55:590
2914499592,36cyclictest9-21ksoftirqd/023:36:060
2914499592,31cyclictest1127-21cron23:50:420
2914499583,30cyclictest0-21swapper/020:31:100
29144995825,5cyclictest9-21ksoftirqd/020:26:100
29144995813,27cyclictest10829-21fschecks_time00:15:590
29144995813,27cyclictest10829-21fschecks_time00:15:590
2914699573,5cyclictest22628-21apt-get21:50:532
2914699573,11cyclictest7850irq/56-dwc_otg_21:35:542
2914699572,7cyclictest1210-21latency_hist23:50:432
2914699571,4cyclictest7850irq/56-dwc_otg_20:51:102
2914499578,30cyclictest9-21ksoftirqd/022:26:050
2914499578,30cyclictest9-21ksoftirqd/022:26:050
2914499575,9cyclictest7850irq/56-dwc_otg_22:05:530
2914499572,40cyclictest0-21swapper/000:31:070
2914499572,34cyclictest0-21swapper/022:46:030
2914499572,34cyclictest0-21swapper/021:11:060
2914499572,29cyclictest0-21swapper/022:56:060
2914499571,35cyclictest18224-21unixbench_multi21:36:100
2914499571,33cyclictest6095-21/usr/sbin/munin19:35:570
29144995629,5cyclictest28272-21ntp_kernel_pll_20:36:040
29144995626,22cyclictest12925-21ls00:21:020
29144995626,22cyclictest12925-21ls00:21:020
2914499561,42cyclictest0-21swapper/021:30:430
2914499561,42cyclictest0-21swapper/021:30:430
2914499561,30cyclictest1625-21unixbench_singl19:21:100
2914699554,5cyclictest7850irq/56-dwc_otg_19:51:002
2914699552,4cyclictest8036-21fschecks_time19:41:012
2914599556,36cyclictest0-21swapper/122:30:541
2914499556,28cyclictest0-21swapper/019:16:100
2914499555,18cyclictest7950irq/56-dwc_otg_22:35:550
29144995522,17cyclictest0-21swapper/023:25:560
2914499551,51cyclictest0-21swapper/023:40:550
2914799544,9cyclictest0-21swapper/322:05:553
2914699545,7cyclictest7850irq/56-dwc_otg_19:45:522
2914699544,4cyclictest7850irq/56-dwc_otg_23:31:022
2914699541,4cyclictest7850irq/56-dwc_otg_23:10:572
29146995411,40cyclictest5277-21cat22:31:002
2914499548,25cyclictest0-21swapper/023:50:520
29144995423,5cyclictest11549-21aten_rbpower_po21:20:560
2914499542,29cyclictest16042-21unixbench_multi20:01:090
2914499541,33cyclictest19354-21sh00:40:420
2914699534,38cyclictest7750irq/56-dwc_otg22:16:472
2914699531,5cyclictest9969-21/usr/sbin/munin22:45:422
2914699531,4cyclictest7850irq/56-dwc_otg_23:56:022
2914599530,8cyclictest24651-21df_inode21:55:561
29144995328,11cyclictest22261-21aten_rbpower_po20:20:560
29144995326,15cyclictest0-21swapper/021:16:020
2914499531,42cyclictest0-21swapper/022:15:590
2914499531,29cyclictest16822-21grep23:01:090
2914499531,29cyclictest16822-21grep23:01:090
2914699529,5cyclictest5901-21latency_hist21:05:432
2914699529,5cyclictest5901-21latency_hist21:05:432
2914699523,5cyclictest1641-21grep19:21:102
2914699522,9cyclictest7950irq/56-dwc_otg_20:29:132
2914699521,6cyclictest0-21swapper/200:24:032
2914699521,6cyclictest0-21swapper/200:24:032
29146995216,33cyclictest27453-21unixbench_multi22:01:092
2914699521,43cyclictest0-21swapper/221:48:122
2914699521,43cyclictest0-21swapper/221:48:122
29146995214,35cyclictest8122-21dhclient-script00:06:242
29146995210,39cyclictest14210-21/usr/sbin/munin00:25:552
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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