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2026-02-26 - 06:59
[ 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 highest latencies:
System rackeslot8s.osadl.org (updated Thu Feb 26, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27663449912500,1246cyclictest30267472sleep33
27663449911080,1103cyclictest2820184-21sleep3
2766344993560,352cyclictest2961875-21turbostat3
2766344991913,3cyclictest3136566-21turbostat3
2766344991815,1cyclictest0-21swapper/33
2766344991714,1cyclictest0-21swapper/33
276634499166,7cyclictest31160682sleep33
2766344991613,1cyclictest0-21swapper/33
2766344991613,1cyclictest0-21swapper/33
276634499161,11cyclictest3091058-21turbostat3
276634499155,7cyclictest2936528-21taskset3
276634499154,8cyclictest30015432sleep33
2766344991512,1cyclictest0-21swapper/33
2766344991512,1cyclictest0-21swapper/33
2766344991512,1cyclictest0-21swapper/33
2766344991512,1cyclictest0-21swapper/33
276634499151,11cyclictest2999943-21chrt3
276634499151,11cyclictest2999943-21chrt3
276634499151,11cyclictest2800844-21chrt3
276634499151,10cyclictest3169018-21taskset3
276634499151,10cyclictest3143019-21taskset3
276634499151,10cyclictest28784482sleep33
28399512142,3sleep02839973-21apt-get0
276634499145,6cyclictest31094502sleep33
276634499145,6cyclictest28592892sleep33
276634499144,7cyclictest2836581-21taskset3
276634499143,8cyclictest3156173-21taskset3
2766344991412,1cyclictest0-21swapper/33
2766344991412,1cyclictest0-21swapper/33
2766344991412,1cyclictest0-21swapper/33
2766344991412,1cyclictest0-21swapper/33
2766344991412,1cyclictest0-21swapper/33
2766344991412,1cyclictest0-21swapper/33
2766344991412,1cyclictest0-21swapper/33
276634499141,10cyclictest3023911-21taskset3
276634499141,10cyclictest2904174-21turbostat3
276634499140,11cyclictest2766679-21chrt3
276634499140,10cyclictest2974972-21taskset3
30157332131,3sleep00-21swapper/00
276634499137,3cyclictest2826297-21taskset3
276634499131,9cyclictest3162941-21taskset3
276634499131,9cyclictest3143242-21taskset3
276634499131,9cyclictest2993770-21taskset3
276634499131,9cyclictest2971035-21chrt3
276634499131,9cyclictest2929558-21chrt3
276634499131,9cyclictest2909813-21taskset3
276634499131,9cyclictest2884922-21taskset3
276634499131,9cyclictest2877429-21taskset3
2766344991312,0cyclictest0-21swapper/33
2766344991312,0cyclictest0-21swapper/33
2766344991312,0cyclictest0-21swapper/33
2766344991312,0cyclictest0-21swapper/33
2766344991311,1cyclictest0-21swapper/33
2766344991311,1cyclictest0-21swapper/33
2766344991311,1cyclictest0-21swapper/33
276634499131,10cyclictest3019937-21taskset3
2766344991311,0cyclictest0-21swapper/33
2766344991310,1cyclictest0-21swapper/33
276634499130,9cyclictest29300532sleep33
276634499130,10cyclictest3045641-21taskset3
31508432121,4sleep13152051-21kthreadcore1
276634499129,1cyclictest0-21swapper/33
276634499121,9cyclictest3065338-21taskset3
276634499121,9cyclictest3051992-21taskset3
276634499121,9cyclictest2910835-21taskset3
276634499121,9cyclictest2845788-21taskset3
2766344991211,0cyclictest0-21swapper/33
276634499120,9cyclictest3124274-21taskset3
276634499120,9cyclictest3052628-21taskset3
276634499120,10cyclictest2786997-21chrt3
31167542117,2sleep13116763-21sh1
301798110,4rtkit-daemon2772867-21munin-node1
29890872111,7sleep22990209-21grep2
276634499111,8cyclictest2897415-21taskset3
31429542104,3sleep244-21ksoftirqd/22
301798100,6rtkit-daemon636-21snmpd1
301798100,5rtkit-daemon3038985-21users1
301798100,3rtkit-daemon3205-21sendmail-mta1
301798100,3rtkit-daemon3205-21sendmail-mta1
3163419290,2sleep03164035-21kthreadcore0
3091707293,4sleep23092300-21irqrtprio2
3072289291,6sleep13072062-21/usr/sbin/munin1
3020901290,3sleep13021838-21ps1
30179890,5rtkit-daemon448-21wpa_supplicant1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon317-21systemd-udevd1
30179890,5rtkit-daemon2910878-21apt-get1
30179890,4rtkit-daemon638-21ntpd1
30179890,4rtkit-daemon2997718-21grep1
30179890,4rtkit-daemon2997718-21grep1
30179890,4rtkit-daemon2948202-21ntp_states1
30179890,4rtkit-daemon2766526-21apt-get1
30179890,3rtkit-daemon636-21snmpd1
30179890,2rtkit-daemon0-21swapper/11
30179890,1rtkit-daemon0-21swapper/11
30179890,1rtkit-daemon0-21swapper/11
3000902291,5sleep03001010-21diskstats0
2948201293,3sleep02948281-21sendmail_mailqu0
2930066291,5sleep02930088-21apt-get0
2897996292,3sleep02898029-21apt-get0
2871825291,4sleep12871870-21munin-run1
2871126290,6sleep22871279-21sort2
2866583290,6sleep02867484-21cut0
2859253292,3sleep22859286-21apt-get2
2763984291,4sleep22765152-21memory2
2760088290,4sleep30-21swapper/33
3181940280,6sleep13181855-21/usr/sbin/munin1
3149702281,3sleep03149735-21apt-get0
3143643281,4sleep13144063-21cut1
3130775281,4sleep13130950-21cut1
3123969281,3sleep03124002-21apt-get0
3104555280,6sleep23104963-21sed2
3084865281,3sleep03084898-21apt-get0
3020381281,4sleep23020537-21diskstats2
30179880,5rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon638-21ntpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon430-21avahi-daemon1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon3161596-21python31
30179880,4rtkit-daemon2772867-21munin-node1
30179880,4rtkit-daemon2772867-21munin-node1
30179880,4rtkit-daemon2772867-21munin-node1
30179880,4rtkit-daemon2772867-21munin-node1
30179880,4rtkit-daemon2772867-21munin-node1
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
3004575281,4sleep13005939-21memory1
2962138281,4sleep00-21swapper/00
2930247280,6sleep22930447-21expr2
2930091281,4sleep12930246-21diskstats1
2917234281,3sleep12917267-21apt-get1
2878637280,5sleep12878722-21fschecks_time1
2766529280,4sleep22766678-21df_inode2
3192457270,5sleep20-21swapper/22
3156167270,5sleep23156137-21/usr/sbin/munin2
3118785271,3sleep20-21swapper/22
3117654270,4sleep03117788-21grep0
3110592270,4sleep03110625-21apt-get0
3097742271,3sleep03097775-21apt-get0
3080269270,4sleep23082368-21cut2
3077246270,4sleep23077357-21ntpq2
3052440271,3sleep13052473-21apt-get1
3032610270,1sleep20-21swapper/22
3019829270,4sleep23019936-21cmp2
30179870,4rtkit-daemon667-21lldpd1
30179870,4rtkit-daemon636-21snmpd1
30179870,4rtkit-daemon3200908-21packagekitd1
30179870,4rtkit-daemon2772867-21munin-node1
30179870,3rtkit-daemon638-21ntpd1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon3205-21sendmail-mta1
30179870,3rtkit-daemon297-21systemd-journal1
30179870,3rtkit-daemon2772867-21munin-node1
2973741271,3sleep10-21swapper/11
2955334270,1sleep00-21swapper/00
2954845271,4sleep12955089-21users1
2884886270,3sleep22884919-21apt-get2
2835007271,3sleep22836578-21kthreadcore2
2796684270,4sleep22798819-21grep2
2794665270,3sleep02794698-21apt-get0
2783009271,4sleep02784222-21cut0
2781298271,3sleep02781386-21munin-run0
2775310270,4sleep22775509-21hddtemp_smartct2
2760875272,2sleep02761885-21kthreadcore0
3193625260,4sleep03193683-21/usr/sbin/munin0
3143231260,4sleep03143012-40updatedb.mlocat0
3093508260,4sleep03095657-21kthreadcore0
3032016260,3sleep03032093-21ntp_states0
30179860,3rtkit-daemon492-21gmain1
3008723260,4sleep03010704-21kthreadcore0
2993960260,3sleep22993921-21apt-get2
2993960260,3sleep22993921-21apt-get2
2981326260,1sleep00-21swapper/00
2962319260,4sleep20-21swapper/22
2960175260,1sleep20-21swapper/22
2955747261,2sleep00-21swapper/00
2891584260,2sleep20-21swapper/22
2879888260,3sleep02881026-21cut0
2877355261,3sleep22877428-21/usr/sbin/munin2
2877106260,1sleep00-21swapper/00
2828303261,3sleep22829544-21cut2
2818380261,2sleep20-21swapper/22
2806632260,4sleep02806880-21grep0
2806632260,4sleep02806880-21grep0
2801098261,3sleep2636-21snmpd2
2801098261,3sleep2636-21snmpd2
2790599261,2sleep00-21swapper/00
2788226260,3sleep20-21swapper/22
2772692260,1sleep00-21swapper/00
3187883250,1sleep20-21swapper/22
3174964250,1sleep00-21swapper/00
3168982250,2sleep20-21swapper/22
3166497250,3sleep23167668-21/usr/sbin/munin2
3162159250,1sleep00-21swapper/00
3152053251,2sleep20-21swapper/22
3144065251,2sleep20-21swapper/22
3142771250,1sleep00-21swapper/00
3130951251,2sleep20-21swapper/22
3116734250,1sleep20-21swapper/22
3110108250,1sleep00-21swapper/00
3084422250,1sleep00-21swapper/00
3071742250,1sleep20-21swapper/22
3059536250,3sleep03059991-21sed0
3058622250,3sleep23058934-21cmp2
3046917250,3sleep23047874-21kthreadcore2
3045458250,1sleep20-21swapper/22
3039824250,3sleep03039939-21gltestperf0
3038665250,3sleep23038858-21sed2
3034649250,2sleep03035975-21grep0
3026489250,1sleep00-21swapper/00
3013270250,3sleep272-21kcompactd02
3005940250,3sleep20-21swapper/22
2994455250,3sleep02994461-21cpu0
2994455250,3sleep02994461-21cpu0
2987497250,1sleep20-21swapper/22
2974936250,2sleep20-21swapper/22
2973206250,3sleep02973738-21grep0
2968567250,3sleep22968716-21df_inode2
2950280251,2sleep20-21swapper/22
2948692250,1sleep20-21swapper/22
2929755251,1sleep20-21swapper/22
2923148250,1sleep00-21swapper/00
2918254250,3sleep22919473-21tr2
2916691250,1sleep20-21swapper/22
2911963250,3sleep02913138-21kthreadcore0
2910241250,1sleep00-21swapper/00
2891770250,3sleep00-21swapper/00
2890251250,2sleep02890378-21python30
2865353250,1sleep00-21swapper/00
2858732250,3sleep072-21kcompactd00
2852778250,2sleep20-21swapper/22
2839034250,2sleep00-21swapper/00
2832316250,3sleep0221rcuc/00
2826479250,1sleep00-21swapper/00
2813712250,1sleep20-21swapper/22
2809016250,3sleep02810391-21kthreadcore0
3182353240,2sleep00-21swapper/00
3175386240,3sleep20-21swapper/22
3136272240,3sleep00-21swapper/00
3103599240,3sleep20-21swapper/22
3077864240,3sleep00-21swapper/00
3067103240,2sleep00-21swapper/00
3053896240,2sleep20-21swapper/22
3051886240,3sleep00-21swapper/00
2993605240,3sleep00-21swapper/00
2941811240,1sleep00-21swapper/00
2936492240,1sleep20-21swapper/22
2929597240,3sleep00-21swapper/00
2905894240,2sleep22907763-21kthreadcore2
2900656240,2sleep20-21swapper/22
2884441240,1sleep20-21swapper/22
2852168240,3sleep20-21swapper/22
2846943240,2sleep0221rcuc/00
2820413240,1sleep20-21swapper/22
2815066240,2sleep00-21swapper/00
3175384230,1sleep00-21swapper/00
3123961230,1sleep20-21swapper/22
3087252230,1sleep20-21swapper/22
3052434230,1sleep00-21swapper/00
2975126230,1sleep00-21swapper/00
2787282230,1sleep20-21swapper/22
2839778220,1sleep20-21swapper/22
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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