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2026-01-28 - 14:52
[ 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 376 highest latencies:
System rackeslot8s.osadl.org (updated Wed Jan 28, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
35658549912310,1227cyclictest36067762sleep33
35658549912001,1194cyclictest3909792-21turbostat3
35658549910981,1092cyclictest3877749-21sleep3
35658549910520,1048cyclictest3572275-21sleep3
37043222201,5sleep03704483-21sed0
356585499182,13cyclictest3619611-21turbostat3
3565854991816,1cyclictest0-21swapper/33
3565854991714,1cyclictest0-21swapper/33
3565854991714,1cyclictest0-21swapper/33
3565854991714,1cyclictest0-21swapper/33
356585499171,12cyclictest3645541-21taskset3
356585499161,11cyclictest3684373-21turbostat3
356585499155,7cyclictest36852522sleep33
3565854991513,1cyclictest0-21swapper/33
3565854991512,1cyclictest0-21swapper/33
3565854991512,1cyclictest0-21swapper/33
3565854991512,1cyclictest0-21swapper/33
3565854991512,1cyclictest0-21swapper/33
3565854991512,1cyclictest0-21swapper/33
356585499151,11cyclictest3703917-21taskset3
356585499151,11cyclictest3652394-21taskset3
356585499144,7cyclictest3845335-21turbostat3
3565854991412,1cyclictest0-21swapper/33
3565854991412,1cyclictest0-21swapper/33
3565854991412,1cyclictest0-21swapper/33
3565854991412,1cyclictest0-21swapper/33
3565854991412,1cyclictest0-21swapper/33
3565854991412,1cyclictest0-21swapper/33
3565854991412,1cyclictest0-21swapper/33
3565854991412,1cyclictest0-21swapper/33
3565854991412,0cyclictest0-21swapper/33
3565854991412,0cyclictest0-21swapper/33
356585499141,11cyclictest3955023-21turbostat3
3565854991411,1cyclictest0-21swapper/33
3565854991411,1cyclictest0-21swapper/33
356585499141,10cyclictest3793622-21taskset3
356585499141,10cyclictest3710988-21taskset3
356585499137,4cyclictest3851775-21turbostat3
356585499137,3cyclictest36390672sleep33
356585499136,4cyclictest38966632chrt3
356585499131,9cyclictest3962010-21taskset3
356585499131,9cyclictest3910484-21taskset3
356585499131,9cyclictest3852046-21taskset3
356585499131,9cyclictest3852046-21taskset3
356585499131,9cyclictest3748536-21taskset3
356585499131,9cyclictest3674355-21taskset3
356585499131,8cyclictest39359602sleep33
3565854991312,0cyclictest0-21swapper/33
3565854991312,0cyclictest0-21swapper/33
3565854991311,1cyclictest0-21swapper/33
3565854991311,1cyclictest0-21swapper/33
356585499131,10cyclictest3955296-21taskset3
3565854991310,1cyclictest0-21swapper/33
3565854991310,1cyclictest0-21swapper/33
3565854991310,1cyclictest0-21swapper/33
3565854991310,1cyclictest0-21swapper/33
356585499130,10cyclictest3923097-21taskset3
356585499130,10cyclictest3921686-21taskset3
39284482121,4sleep23928549-21sendmail_mailtr2
37495402120,2sleep20-21swapper/22
36653372121,2sleep23665370-21apt-get2
36326892121,7sleep03632711-21apt-get0
356585499129,1cyclictest0-21swapper/33
356585499129,1cyclictest0-21swapper/33
356585499124,6cyclictest3774386-21taskset3
356585499121,9cyclictest3980748-21taskset3
356585499121,9cyclictest3883833-21taskset3
356585499121,8cyclictest3981200-21chrt3
356585499121,8cyclictest3897225-21chrt3
356585499121,8cyclictest3632676-21taskset3
3565854991211,0cyclictest0-21swapper/33
356585499120,9cyclictest3736474-21taskset3
356585499120,9cyclictest3585619-21taskset3
38969372111,6sleep13897106-21grep1
38388822111,7sleep01-21systemd0
301798110,3rtkit-daemon3200908-21packagekitd0
39928942101,5sleep03992952-21ntp_states0
39489062101,6sleep03949061-21diskstats0
38666252101,2sleep10-21swapper/11
36586762102,4sleep03658698-21apt-get0
36586762102,4sleep03658698-21apt-get0
36213062101,6sleep03622839-21cut0
301798100,5rtkit-daemon3818917-21python30
301798100,5rtkit-daemon3691225-21df_inode0
301798100,5rtkit-daemon3559764-21diskstats1
3942431292,3sleep13942464-21apt-get1
3831374290,1sleep13831512-21awk1
3684663291,5sleep03684819-21diskstats0
3559570290,5sleep30-21swapper/33
30179890,6rtkit-daemon3572405-21munin-node1
30179890,5rtkit-daemon636-21snmpd0
30179890,5rtkit-daemon492-21gmain0
30179890,5rtkit-daemon3889728-21processes0
30179890,5rtkit-daemon3759390-21kthreadcore0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,4rtkit-daemon3955293-21apt-get0
30179890,4rtkit-daemon3891257-21irqcore0
30179890,4rtkit-daemon3593205-21mailstats1
30179890,3rtkit-daemon492-21gmain1
3989120280,6sleep13990960-21cut1
3974777281,3sleep00-21swapper/00
3961768280,5sleep13961408-21apt-get1
3960423284,2sleep2376-21hwrng2
3929526281,3sleep03929559-21apt-get0
3903645281,4sleep03903791-21df0
3897536280,5sleep13897668-21grep1
3864630281,4sleep13864836-21cut1
3859292280,5sleep23859940-21kthreadcore2
3825122280,5sleep23825180-21ntp_states2
3811313281,4sleep23812134-21/usr/sbin/munin2
3809209281,4sleep13811312-21cut1
3742618281,4sleep13742637-21turbostat.cron1
3657538280,1sleep20-21swapper/22
3613448281,3sleep23613481-21apt-get2
3600830281,4sleep03600946-21perl0
3586660280,5sleep23586769-21cat2
30179880,5rtkit-daemon3205-21sendmail-mta0
30179880,4rtkit-daemon638-21ntpd0
30179880,4rtkit-daemon638-21ntpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon492-21gmain0
30179880,4rtkit-daemon492-21gmain0
30179880,4rtkit-daemon492-21gmain0
30179880,4rtkit-daemon430-21avahi-daemon0
30179880,4rtkit-daemon3961229-21kworker/0:1+kacpid0
30179880,4rtkit-daemon3800367-21cron0
30179880,4rtkit-daemon3717002-21kworker/0:0+kacpid0
30179880,4rtkit-daemon3572405-21munin-node0
30179880,4rtkit-daemon3572405-21munin-node0
30179880,4rtkit-daemon3572405-21munin-node0
30179880,4rtkit-daemon3572405-21munin-node0
30179880,4rtkit-daemon3572405-21munin-node0
30179880,4rtkit-daemon3572405-21munin-node0
30179880,4rtkit-daemon3572405-21munin-node0
30179880,4rtkit-daemon3526490-21munin-node1
30179880,4rtkit-daemon3205-21sendmail-mta0
30179880,4rtkit-daemon3205-21sendmail-mta0
30179880,4rtkit-daemon0-21swapper/00
30179880,3rtkit-daemon3573787-21kthreadcore1
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
3993513270,5sleep23993514-21sshd2
3922645271,3sleep23922646-21sshd2
3918173271,3sleep13919504-21cut1
3825948275,1sleep13819583-21kworker/u16:1+events_power_efficient1
3799512270,4sleep23799561-21ps2
3784681270,1sleep10-21swapper/11
3756087270,4sleep23756726-21sed2
3742003271,4sleep03742249-21users0
3716902271,3sleep2636-21snmpd2
3711264271,3sleep13712255-21irqstats1
3702978270,4sleep23703033-21ntp_states2
3664961270,3sleep03664835-21apt-get0
3652689270,4sleep13653687-21cut1
3636015270,4sleep20-21swapper/22
3600644270,1sleep20-21swapper/22
3574659270,3sleep03574692-21apt-get0
3559607271,3sleep03559753-21df0
30179870,3rtkit-daemon667-21lldpd0
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon430-21avahi-daemon0
30179870,3rtkit-daemon430-21avahi-daemon0
30179870,3rtkit-daemon3572405-21munin-node0
30179870,3rtkit-daemon3572405-21munin-node0
30179870,3rtkit-daemon3205-21sendmail-mta0
30179870,2rtkit-daemon3870045-21grep0
3981209260,2sleep20-21swapper/22
3968348261,2sleep20-21swapper/22
3954801260,1sleep20-21swapper/22
3924207260,4sleep13925404-21cut1
3903792261,2sleep10-21swapper/11
3902447260,3sleep23902506-21ntp_states2
3886291260,4sleep13888364-21kthreadcore1
3864838260,3sleep23864650-21apt-get2
3826281261,2sleep23826313-21apt-get2
3805994261,2sleep10-21swapper/11
3794228261,2sleep13794261-21apt-get1
3793973260,3sleep23794206-21date2
3787820261,2sleep10-21swapper/11
3778680260,3sleep23780088-21memory2
3776637260,4sleep13778679-21grep1
3763715262,2sleep23765273-21kthreadcore2
3717876261,2sleep20-21swapper/22
3717605261,2sleep10-21swapper/11
3697715261,2sleep13697748-21apt-get1
3696957260,1sleep10-21swapper/11
3661780260,3sleep23663727-21grep2
3661780260,3sleep23663727-21grep2
3634166261,3sleep13636013-21kthreadcore1
3619580261,3sleep1636-21snmpd1
3593930261,2sleep00-21swapper/00
3981488250,2sleep10-21swapper/11
3976258250,3sleep13978248-21grep1
3961249250,1sleep10-21swapper/11
3942122250,1sleep20-21swapper/22
3935498250,2sleep23935499-21sshd2
3930507251,2sleep10-21swapper/11
3912453250,2sleep20-21swapper/22
3911273250,3sleep13912449-21kthreadcore1
3909069251,2sleep23909182-21timerandwakeup2
3883068250,2sleep23883180-21strings2
3878167250,2sleep10-21swapper/11
3877450250,1sleep20-21swapper/22
3858180251,2sleep13565849-21cyclictest1
3858180251,2sleep13565849-21cyclictest1
3858067250,1sleep20-21swapper/22
3858067250,1sleep20-21swapper/22
3819340250,1sleep20-21swapper/22
3787203250,1sleep20-21swapper/22
3768544250,3sleep20-21swapper/22
3768175250,1sleep10-21swapper/11
3761684250,1sleep10-21swapper/11
3755176250,1sleep10-21swapper/11
3748339250,2sleep20-21swapper/22
3745227250,3sleep13747343-21kthreadcore1
3742339250,1sleep20-21swapper/22
3704487250,3sleep13704638-21cut1
3685020251,2sleep23685251-21cut2
3684351250,1sleep10-21swapper/11
3684033250,1sleep20-21swapper/22
3680459250,2sleep10-21swapper/11
3677043251,2sleep23677095-21/usr/sbin/munin2
3671732250,2sleep10-21swapper/11
3670717250,3sleep10-21swapper/11
3660122251,2sleep13661778-21kthreadcore1
3660122251,2sleep13661778-21kthreadcore1
3651462250,1sleep20-21swapper/22
3651342250,1sleep10-21swapper/11
3644424250,3sleep13644546-21mailstats1
3628591251,2sleep13630702-21kthreadcore1
3625688250,1sleep20-21swapper/22
3609844251,2sleep10-21swapper/11
3606091251,2sleep10-21swapper/11
3576591251,2sleep20-21swapper/22
3572036250,1sleep20-21swapper/22
3980927240,3sleep20-21swapper/22
3962585240,2sleep20-21swapper/22
3954992240,2sleep10-21swapper/11
3943772241,1sleep20-21swapper/22
3936147240,2sleep10-21swapper/11
3884567240,2sleep23884767-21smartctl2
3871574240,2sleep10-21swapper/11
3851482240,3sleep20-21swapper/22
3819536240,3sleep10-21swapper/11
3806433240,3sleep20-21swapper/22
3734274240,2sleep23735170-21missed_timers2
3732167240,2sleep13734269-21kthreadcore1
3729457240,3sleep20-21swapper/22
3704138240,1sleep20-21swapper/22
3645009240,3sleep20-21swapper/22
3632309240,3sleep20-21swapper/22
3612949240,3sleep20-21swapper/22
3599696241,1sleep20-21swapper/22
3581356240,1sleep00-21swapper/00
3567504240,2sleep00-21swapper/00
3564477240,1sleep20-21swapper/22
3974342230,1sleep10-21swapper/11
3894161230,1sleep20-21swapper/22
3848104230,1sleep10-21swapper/11
3839152230,1sleep20-21swapper/22
3838942230,1sleep10-21swapper/11
3838618230,1sleep20-21swapper/22
3834127230,1sleep10-21swapper/11
3768782230,1sleep10-21swapper/11
3723795230,1sleep10-21swapper/11
3691028230,1sleep20-21swapper/22
3625239230,1sleep10-21swapper/11
3587827230,1sleep20-21swapper/22
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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