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2026-01-20 - 16:27
[ 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 #e, slot #8

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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  Congatec
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.
Unexpectedly long latencies may be caused by SMIs
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 792 highest latencies:
System rackeslot8s.osadl.org (updated Tue Jan 20, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26330969913152,1310cyclictest29000392sleep33
26330969912640,1260cyclictest29326552sleep33
26330969912470,1243cyclictest30289762sleep33
26330969911840,1180cyclictest29968912sleep33
26330969911820,1179cyclictest29648172sleep33
26330969911820,1179cyclictest29648172sleep33
2633096992422,1cyclictest0-21swapper/33
2633096992118,1cyclictest0-21swapper/33
2633096992017,1cyclictest0-21swapper/33
263309699181,12cyclictest2796558-21taskset3
2633096991714,1cyclictest0-21swapper/33
2633096991713,1cyclictest0-21swapper/33
2633096991613,1cyclictest0-21swapper/33
2633096991613,1cyclictest0-21swapper/33
263309699161,11cyclictest2880434-21turbostat3
263309699161,11cyclictest2867598-21taskset3
263309699161,11cyclictest2861165-21sleep3
263309699161,11cyclictest2835443-21taskset3
301798150,4rtkit-daemon2756935-21tr2
2633096991513,1cyclictest0-21swapper/33
2633096991513,1cyclictest0-21swapper/33
2633096991513,1cyclictest0-21swapper/33
2633096991512,1cyclictest0-21swapper/33
2633096991512,1cyclictest0-21swapper/33
2633096991512,1cyclictest0-21swapper/33
263309699151,11cyclictest2763802-21chrt3
263309699151,11cyclictest2693353-21turbostat3
29650812141,4sleep12965114-21apt-get1
263309699141,9cyclictest3029272-21chrt3
2633096991413,0cyclictest0-21swapper/33
2633096991412,1cyclictest0-21swapper/33
2633096991412,1cyclictest0-21swapper/33
2633096991412,1cyclictest0-21swapper/33
2633096991412,1cyclictest0-21swapper/33
2633096991412,1cyclictest0-21swapper/33
2633096991412,1cyclictest0-21swapper/33
2633096991412,0cyclictest0-21swapper/33
2633096991411,1cyclictest0-21swapper/33
2633096991411,1cyclictest0-21swapper/33
2633096991411,1cyclictest0-21swapper/33
2633096991411,1cyclictest0-21swapper/33
263309699141,10cyclictest3002609-21taskset3
263309699141,10cyclictest2892620-21taskset3
263309699141,10cyclictest2770651-21turbostat3
263309699141,10cyclictest2719496-21taskset3
263309699141,10cyclictest2633719-21taskset3
263309699131,9cyclictest2952190-21taskset3
263309699131,9cyclictest2926239-21turbostat3
263309699131,9cyclictest2700045-21taskset3
263309699131,8cyclictest28091312sleep33
2633096991312,0cyclictest0-21swapper/33
2633096991311,1cyclictest0-21swapper/33
2633096991311,1cyclictest0-21swapper/33
2633096991311,1cyclictest0-21swapper/33
2633096991311,1cyclictest0-21swapper/33
2633096991310,1cyclictest0-21swapper/33
2633096991310,1cyclictest0-21swapper/33
2633096991310,1cyclictest0-21swapper/33
263309699130,10cyclictest2873086-21chrt3
263309699130,10cyclictest2752155-21taskset3
301798120,7rtkit-daemon2661455-21/usr/sbin/munin2
301798120,3rtkit-daemon2639734-21munin-node0
29778862121,7sleep02977919-21apt-get0
27837732121,8sleep12783864-21tr1
263309699121,9cyclictest2828966-21taskset3
263309699121,9cyclictest2822007-21taskset3
263309699121,10cyclictest2990498-21taskset3
263309699120,9cyclictest3016882-21chrt3
263309699120,9cyclictest2808773-21taskset3
263309699120,9cyclictest2783728-21taskset3
263309699120,9cyclictest2725949-21chrt3
263309699120,9cyclictest2693576-21chrt3
263309699120,10cyclictest3015823-21chrt3
301798110,6rtkit-daemon2984377-21apt-get0
301798110,6rtkit-daemon2675852-21irqstats2
301798110,5rtkit-daemon2816303-21diskstats2
301798110,5rtkit-daemon2654800-21munin-run2
301798110,4rtkit-daemon2639734-21munin-node1
28222692110,1sleep10-21swapper/11
26322562115,3sleep0151ktimers/00
301798100,6rtkit-daemon2639734-21munin-node0
301798100,5rtkit-daemon2647556-21awk2
301798100,5rtkit-daemon2633650-21hddtemp_smartct2
301798100,3rtkit-daemon2639734-21munin-node2
301798100,3rtkit-daemon2639734-21munin-node0
301798100,1rtkit-daemon0-21swapper/22
30099982100,2sleep00-21swapper/00
29195482100,1sleep02919856-21latency_hist0
28549952101,7sleep12855151-21diskstats1
26268642101,4sleep12626897-21apt-get1
3056724290,1sleep23058772-21grep2
3028980291,5sleep23028983-21cron2
30179890,6rtkit-daemon317-21systemd-udevd1
30179890,5rtkit-daemon636-21snmpd2
30179890,5rtkit-daemon2712256-21taskset2
30179890,5rtkit-daemon2682327-21grep2
30179890,4rtkit-daemon636-21snmpd0
30179890,4rtkit-daemon448-21wpa_supplicant0
30179890,4rtkit-daemon2932646-21taskset0
30179890,4rtkit-daemon2724980-21python32
2996895290,6sleep22996911-21awk2
2966536291,5sleep22968000-21grep2
2947232290,6sleep12949017-21grep1
2926872291,5sleep20-21swapper/22
2905770290,6sleep22905944-21sort2
2900043291,5sleep22900064-21cut2
2887091291,4sleep02887124-21apt-get0
2879853291,5sleep10-21swapper/11
2783737291,4sleep02783770-21apt-get0
2745216291,4sleep22745249-21apt-get2
2712836291,4sleep12712869-21apt-get1
2635239290,6sleep12637343-21cut1
3029236281,3sleep23029269-21apt-get2
30179880,5rtkit-daemon636-21snmpd0
30179880,5rtkit-daemon317-21systemd-udevd0
30179880,5rtkit-daemon0-21swapper/11
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon638-21ntpd2
30179880,4rtkit-daemon638-21ntpd0
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon448-21wpa_supplicant2
30179880,4rtkit-daemon3205-21sendmail-mta2
30179880,4rtkit-daemon3048903-21tr0
30179880,4rtkit-daemon2639734-21munin-node2
30179880,4rtkit-daemon2639734-21munin-node1
30179880,4rtkit-daemon2639734-21munin-node1
30179880,4rtkit-daemon2639734-21munin-node0
30179880,4rtkit-daemon2639734-21munin-node0
30179880,4rtkit-daemon2639734-21munin-node0
30179880,3rtkit-daemon2655501-21if_eno12
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
3016408280,5sleep23016409-21munin-node2
2997149281,3sleep02997182-21apt-get0
2964821281,4sleep22964837-21turbostat2
2964821281,4sleep22964837-21turbostat2
2932936281,3sleep12932969-21apt-get1
2855659280,6sleep02856546-21cut0
2843471280,1sleep12845510-21kthreadcore1
2842485280,1sleep02843320-21kthreadcore0
2796522281,3sleep22796555-21apt-get2
2764677280,2sleep02764877-21smartctl0
2764474281,3sleep12764507-21apt-get1
2751847281,4sleep12752018-21head1
2737856281,5sleep12738027-21grep1
2725951281,3sleep02725984-21apt-get0
2692416280,4sleep22692487-21ntp_states2
2686081280,6sleep02686187-21mailstats0
2655052282,3sleep12655084-21apt-get1
2639459281,4sleep02639480-21munin-run0
3036051270,4sleep03036290-21irqcore0
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon492-21gmain2
30179870,3rtkit-daemon3205-21sendmail-mta2
30179870,3rtkit-daemon2849008-21irqcore2
30179870,3rtkit-daemon2667980-21/usr/sbin/munin2
3004827270,4sleep23006040-21kthreadcore2
3004004270,4sleep13004826-21sed1
2973572271,3sleep12975690-21cut1
2890318270,4sleep22892212-21sed2
2867576271,3sleep22867592-21turbostat2
2812345270,4sleep22814507-21grep2
2790136271,2sleep12790169-21apt-get1
2761256271,4sleep00-21swapper/00
2739214270,5sleep02739541-21irqcore0
2719711271,3sleep02719910-21hddtemp_smartct0
2708043270,4sleep02710080-21grep0
2700083270,4sleep12700239-21diskstats1
2693589271,2sleep12693622-21apt-get1
2661454271,2sleep02661487-21apt-get0
2648599270,3sleep12648632-21apt-get1
2647408270,4sleep02647479-21ntp_states0
3043724261,3sleep13044915-21cut1
30179860,3rtkit-daemon638-21ntpd0
3010034260,1sleep10-21swapper/11
3003181260,1sleep10-21swapper/11
2945766261,2sleep00-21swapper/00
2944783260,3sleep22944892-21find2
2920257260,3sleep12920370-21fw_packets1
2895317261,2sleep00-21swapper/00
2830432260,3sleep12832169-21cut1
2822994261,3sleep02823981-21irqstats0
2772344262,2sleep02772382-21kthreadcore0
2753154261,3sleep02755174-21cut0
2705966260,1sleep00-21swapper/00
2693332260,3sleep12693558-21latency_hist1
2662435260,4sleep12663292-21cut1
2655398260,3sleep02655616-21cut0
2643602260,4sleep12643637-21kthreadcore1
2627052260,3sleep30-21swapper/33
3054527250,1sleep20-21swapper/22
3041092250,3sleep10-21swapper/11
3034275251,2sleep10-21swapper/11
3022541250,3sleep10-21swapper/11
3011778250,2sleep23013858-21kthreadcore2
3003117250,1sleep20-21swapper/22
2979766251,2sleep20-21swapper/22
2971466250,1sleep20-21swapper/22
2958163250,1sleep20-21swapper/22
2958124250,1sleep10-21swapper/11
2941381250,2sleep10-21swapper/11
2926055250,1sleep20-21swapper/22
2919266250,3sleep10-21swapper/11
2900483251,2sleep00-21swapper/00
2886742250,1sleep20-21swapper/22
2880078250,1sleep00-21swapper/00
2867832250,2sleep20-21swapper/22
2861386250,1sleep00-21swapper/00
2860923250,1sleep20-21swapper/22
2854681250,1sleep00-21swapper/00
2841341250,1sleep00-21swapper/00
2841332250,1sleep10-21swapper/11
2834854250,1sleep00-21swapper/00
2821937250,1sleep00-21swapper/00
2815554250,1sleep00-21swapper/00
2809642250,1sleep10-21swapper/11
2803349250,3sleep12803773-21irqcore1
2802312250,1sleep00-21swapper/00
2783204250,1sleep00-21swapper/00
2732640251,2sleep02732798-21basename0
2727408250,3sleep12729025-21cut1
2699770250,3sleep00-21swapper/00
2684938250,2sleep10-21swapper/11
2675886250,2sleep02677744-21kthreadcore0
2674427251,1sleep10-21swapper/11
2669472250,3sleep02671382-21cut0
2654518250,1sleep00-21swapper/00
3055803240,2sleep13056606-21kthreadcore1
3042284240,1sleep20-21swapper/22
3028689240,3sleep10-21swapper/11
2992711240,2sleep12994808-21kthreadcore1
2984344240,1sleep20-21swapper/22
2978867240,1sleep10-21swapper/11
2951757240,3sleep20-21swapper/22
2933926240,2sleep20-21swapper/22
2930158240,1sleep10-21swapper/11
2913373240,1sleep20-21swapper/22
2906913240,2sleep20-21swapper/22
2874214240,3sleep20-21swapper/22
2823983240,2sleep10-21swapper/11
2809122240,3sleep00-21swapper/00
2750567240,2sleep02750685-21smartctl0
2739544240,2sleep10-21swapper/11
2693019240,3sleep00-21swapper/00
2673836240,3sleep10-21swapper/11
3048898230,1sleep10-21swapper/11
3035381230,1sleep20-21swapper/22
2988510230,1sleep10-21swapper/11
2964128230,1sleep10-21swapper/11
2964128230,1sleep10-21swapper/11
2907648230,1sleep10-21swapper/11
2880676230,1sleep00-21swapper/00
2870248230,1sleep00-21swapper/00
2796827230,1sleep10-21swapper/11
2790439230,1sleep00-21swapper/00
2779444230,1sleep10-21swapper/11
2771076230,1sleep10-21swapper/11
2758058230,1sleep10-21swapper/11
2745519230,1sleep10-21swapper/11
2719511230,1sleep10-21swapper/11
2713088230,1sleep00-21swapper/00
2706402230,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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