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2026-02-26 - 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 Thu Feb 26, 2026 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
674199938,61cyclictest0-21swapper/010:01:090
674199781,57cyclictest0-21swapper/011:50:550
6742997735,12cyclictest29752-21/usr/sbin/munin11:11:011
6742997735,12cyclictest29752-21/usr/sbin/munin11:11:011
6741997517,43cyclictest1793-21aten_rbpower_vo08:25:550
6742997434,17cyclictest24944-21rt-features12:26:061
6742997434,17cyclictest24944-21rt-features12:26:061
6741997315,43cyclictest19991-21modprobe10:45:410
674199722,57cyclictest0-21swapper/010:20:520
6742997132,21cyclictest26616-21vmstat09:31:091
674199711,53cyclictest0-21swapper/007:46:020
6742997040,10cyclictest18192-21ls07:41:011
6742997036,18cyclictest27221-21/usr/sbin/munin09:36:111
6741997011,45cyclictest15054-21wc09:01:020
6741996920,34cyclictest7750irq/56-dwc_otg12:25:520
6741996920,34cyclictest7750irq/56-dwc_otg12:25:520
6741996812,43cyclictest32441-21/usr/sbin/munin08:20:560
6742996732,15cyclictest1339-21apt-get08:25:481
6742996635,13cyclictest4753-21ls10:01:071
6742996629,12cyclictest19663-21chrt07:45:571
6741996617,38cyclictest1125-21runrttasks12:37:360
6741996614,37cyclictest0-21swapper/009:30:530
674199661,15cyclictest0-21swapper/008:02:190
6742996535,18cyclictest13449-21/usr/sbin/munin10:26:001
6742996533,11cyclictest19370-21awk12:11:041
6742996529,10cyclictest0-21swapper/109:55:541
6742996524,15cyclictest23917-21idleruntime-cro12:25:421
674199652,30cyclictest10594-21latency_hist08:50:420
674199651,57cyclictest4313-21/usr/sbin/munin11:30:560
674199651,15cyclictest0-21swapper/012:19:560
6742996429,17cyclictest5183-21unixbench_multi11:31:081
6742996429,13cyclictest20353-21aten_rbpower_vo10:45:541
6742996427,26cyclictest7850irq/56-dwc_otg_09:01:021
674199648,4cyclictest234682sleep009:25:420
674199648,4cyclictest234682sleep009:25:420
674199641,56cyclictest30381-21tail11:11:090
674199641,56cyclictest30381-21tail11:11:090
6742996335,16cyclictest12391-21unixbench-2d11:51:091
6742996333,15cyclictest16064-21taskset10:31:521
6742996328,21cyclictest12333-21latency_hist08:55:421
674199631,40cyclictest27066-21sed12:31:090
674199631,13cyclictest0-21swapper/009:55:590
6742996231,21cyclictest7158-21if_err_wlan007:10:581
6742996229,15cyclictest22111-21cat07:51:101
6742996229,15cyclictest22111-21cat07:51:101
6742996225,12cyclictest198050sshd11:25:111
6741996222,36cyclictest17396-21sh07:40:410
6741996215,4cyclictest7950irq/56-dwc_otg_10:26:050
6744996138,8cyclictest1690-21apt-get08:25:513
6742996128,14cyclictest23224-21vmstat10:51:091
6742996126,22cyclictest32334-21runrttasks11:16:511
6742996124,10cyclictest0-21swapper/107:22:311
674199611,8cyclictest27897-21unixbench_multi08:06:110
6741996110,40cyclictest0-21swapper/008:12:570
6744996029,16cyclictest19335-21ntp_offset12:11:033
6744996021,14cyclictest4524-21awk10:01:033
6742996030,17cyclictest0-21swapper/108:55:541
6742996029,12cyclictest27698-21latency_hist12:35:421
674199606,12cyclictest0-21swapper/008:17:570
6741996016,41cyclictest22083-21aten_rbpower_en10:50:540
674199601,55cyclictest0-21swapper/012:02:530
674199601,55cyclictest0-21swapper/012:02:530
6744995931,19cyclictest14668-21diskstats09:00:573
6744995926,13cyclictest20342-21/usr/sbin/munin10:45:543
6742995929,17cyclictest23836-21/usr/sbin/munin10:55:551
6742995928,14cyclictest27219-21cron11:05:411
6742995928,13cyclictest1124-21snmpd07:56:381
6744995829,17cyclictest2419-21/usr/sbin/munin09:56:003
6742995831,11cyclictest30535-21chrt09:44:511
6742995829,14cyclictest17893-21taskset10:37:081
6742995827,14cyclictest0-21swapper/108:04:511
6742995827,12cyclictest13740-21runrttasks07:30:231
6742995826,14cyclictest28089-21taskset08:07:281
6742995823,9cyclictest0-21swapper/111:39:381
674199586,43cyclictest0-21swapper/007:56:420
6741995834,4cyclictest7850irq/56-dwc_otg_09:50:410
674199582,14cyclictest0-21swapper/010:46:010
6741995821,35cyclictest19233-21latency_hist07:45:420
6741995817,37cyclictest7950irq/56-dwc_otg_08:55:350
674199581,15cyclictest12557-21cut08:55:550
6741995810,7cyclictest0-21swapper/007:24:550
6741995810,44cyclictest0-21swapper/012:22:550
6741995810,40cyclictest0-21swapper/009:17:370
6744995727,12cyclictest13198-21/usr/sbin/munin10:25:563
6744995725,13cyclictest12485-21awk11:51:103
6742995731,15cyclictest32224-21/usr/sbin/munin08:20:501
6742995730,11cyclictest24990-21taskset09:28:231
6742995727,19cyclictest30105-21seq08:15:101
6742995727,12cyclictest21959-21taskset12:19:481
6742995723,11cyclictest7020-21taskset10:06:571
674199579,8cyclictest0-21swapper/010:07:200
674199571,8cyclictest17085-21fschecks_time12:05:580
6741995715,37cyclictest0-21swapper/009:55:410
6741995714,4cyclictest7750irq/56-dwc_otg09:43:370
6741995711,7cyclictest0-21swapper/010:20:330
6741995711,7cyclictest0-21swapper/010:20:330
6741995710,7cyclictest0-21swapper/011:00:120
6741995710,38cyclictest0-21swapper/011:42:120
6744995627,12cyclictest5262-21users11:31:083
6744995618,19cyclictest7950irq/56-dwc_otg_11:11:083
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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