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2026-01-24 - 12:49
[ 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 Sat Jan 24, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3328484992118,1cyclictest0-21swapper/33
3328484992017,1cyclictest0-21swapper/33
3328484992017,1cyclictest0-21swapper/33
332848499198,8cyclictest3382092-21turbostat3
3328484991916,1cyclictest0-21swapper/33
332848499188,7cyclictest3394901-21turbostat3
332848499186,8cyclictest3536510-21turbostat3
332848499182,12cyclictest3594554-21taskset3
3328484991816,1cyclictest0-21swapper/33
3328484991816,1cyclictest0-21swapper/33
3328484991816,1cyclictest0-21swapper/33
3328484991714,1cyclictest0-21swapper/33
3328484991714,1cyclictest0-21swapper/33
332848499171,12cyclictest3334876-21taskset3
37120772161,3sleep10-21swapper/11
36140462161,5sleep13614079-21apt-get1
332848499166,7cyclictest3555749-21turbostat3
332848499161,11cyclictest3690693-21taskset3
34990482151,4sleep13499955-21grep1
3328484991513,1cyclictest0-21swapper/33
3328484991513,1cyclictest0-21swapper/33
3328484991513,0cyclictest0-21swapper/33
3328484991512,1cyclictest0-21swapper/33
3328484991512,1cyclictest0-21swapper/33
3328484991512,1cyclictest0-21swapper/33
3328484991512,1cyclictest0-21swapper/33
3328484991512,1cyclictest0-21swapper/33
3328484991511,2cyclictest0-21swapper/33
332848499151,11cyclictest3705231-21taskset3
332848499151,11cyclictest3657918-21taskset3
332848499151,10cyclictest3723465-21taskset3
332848499151,10cyclictest3427393-21taskset3
301798150,10rtkit-daemon3549185-21taskset1
34614122141,4sleep23463513-21grep2
332848499146,6cyclictest3542948-21turbostat3
332848499144,8cyclictest3613804-21turbostat3
332848499144,7cyclictest3433739-21taskset3
332848499141,9cyclictest34080882sleep33
3328484991413,1cyclictest0-21swapper/33
3328484991413,0cyclictest0-21swapper/33
3328484991413,0cyclictest0-21swapper/33
3328484991412,1cyclictest0-21swapper/33
3328484991412,1cyclictest0-21swapper/33
3328484991412,1cyclictest0-21swapper/33
3328484991412,1cyclictest0-21swapper/33
3328484991412,0cyclictest0-21swapper/33
3328484991412,0cyclictest0-21swapper/33
3328484991412,0cyclictest0-21swapper/33
3328484991411,1cyclictest0-21swapper/33
3328484991411,1cyclictest0-21swapper/33
3328484991411,1cyclictest0-21swapper/33
3328484991411,1cyclictest0-21swapper/33
3328484991411,1cyclictest0-21swapper/33
332848499141,10cyclictest3536781-21taskset3
36137892131,9sleep20-21swapper/22
332848499131,9cyclictest3678506-21taskset3
332848499131,9cyclictest3510442-21taskset3
332848499131,9cyclictest3395154-21taskset3
3328484991312,0cyclictest0-21swapper/33
3328484991311,1cyclictest0-21swapper/33
3328484991311,1cyclictest0-21swapper/33
3328484991311,1cyclictest0-21swapper/33
3328484991311,0cyclictest0-21swapper/33
3328484991310,1cyclictest0-21swapper/33
3328484991310,1cyclictest0-21swapper/33
3328484991310,1cyclictest0-21swapper/33
3328484991310,1cyclictest0-21swapper/33
332848499130,10cyclictest3749532-21chrt3
332848499130,10cyclictest3626428-21taskset3
34534012121,8sleep20-21swapper/22
33290542120,3sleep13329656-21irqrtprio1
332848499121,9cyclictest3716499-21taskset3
332848499121,9cyclictest3465267-21taskset3
332848499121,8cyclictest3639974-21chrt3
332848499120,9cyclictest3665064-21taskset3
332848499120,9cyclictest3519275-21taskset3
37103682111,7sleep23710370-21cron2
301798110,6rtkit-daemon3639996-21apt-get1
301798110,4rtkit-daemon492-21gmain1
301798110,4rtkit-daemon448-21wpa_supplicant1
37218752101,6sleep23722169-21/usr/sbin/munin2
301798100,6rtkit-daemon676-21runrttasks1
301798100,6rtkit-daemon3205-21sendmail-mta1
301798100,5rtkit-daemon3736500-21df_inode1
301798100,5rtkit-daemon3658147-21/usr/sbin/munin1
301798100,3rtkit-daemon3205-21sendmail-mta1
301798100,2rtkit-daemon3568978-21df_inode1
301798100,1rtkit-daemon0-21swapper/11
3742745291,4sleep13742758-21apt-get1
3640000291,4sleep03640155-21diskstats0
3549598291,4sleep13549631-21apt-get1
3516532290,3sleep13516792-21sed1
3499956290,6sleep20-21swapper/22
3375916291,4sleep03375949-21apt-get0
3363371290,2sleep23363736-21irqcore2
30179890,5rtkit-daemon667-21lldpd1
30179890,5rtkit-daemon636-21snmpd1
30179890,5rtkit-daemon492-21gmain1
30179890,5rtkit-daemon3707174-21kthreadcore1
30179890,5rtkit-daemon3414502-21/usr/sbin/munin1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon317-21systemd-udevd1
30179890,4rtkit-daemon448-21wpa_supplicant1
30179890,4rtkit-daemon3697775-21apt-get1
30179890,4rtkit-daemon3691553-21tune2fs1
30179890,4rtkit-daemon3361867-21ntpq1
3632237280,4sleep13632362-21python31
3615500280,5sleep23616919-21cut2
3603546281,4sleep03605702-21cut0
3601397281,2sleep20-21swapper/22
3588129281,3sleep03588162-21apt-get0
3575277281,4sleep13575310-21apt-get1
3563269280,2sleep00-21swapper/00
3561223280,4sleep03561281-21ntp_states0
3517472280,6sleep23517441-21/usr/sbin/munin2
3491523281,4sleep23491579-21sort2
3432568281,4sleep23432645-21ntp_states2
3388758281,4sleep03388913-21diskstats0
3363170281,4sleep13363370-21hddtemp_smartct1
3355415281,4sleep23355540-21python32
3348873280,4sleep23348950-21ntp_states2
3334840281,4sleep23334858-21munin-run2
3324876282,3sleep03325373-21kthreadcore0
30179880,5rtkit-daemon3205-21sendmail-mta1
30179880,5rtkit-daemon317-21systemd-udevd1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon638-21ntpd1
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon430-21avahi-daemon1
30179880,4rtkit-daemon430-21avahi-daemon1
30179880,4rtkit-daemon413-21rpcbind1
30179880,4rtkit-daemon3423161-21grep1
30179880,4rtkit-daemon3379112-21grep1
30179880,4rtkit-daemon3335005-21munin-node1
30179880,4rtkit-daemon3335005-21munin-node1
30179880,4rtkit-daemon3335005-21munin-node1
30179880,4rtkit-daemon3335005-21munin-node1
30179880,4rtkit-daemon3335005-21munin-node1
30179880,4rtkit-daemon3335005-21munin-node1
30179880,4rtkit-daemon2904-21cron1
30179880,3rtkit-daemon3531782-21ps1
30179880,3rtkit-daemon3339866-21grep1
30179880,1rtkit-daemon0-21swapper/11
3748043270,4sleep23748149-21mailstats2
3736310271,3sleep20-21swapper/22
3730803270,4sleep23731823-21grep2
3728693270,4sleep23728764-21ntp_states2
3723174270,4sleep03723187-21munin-run0
3693390270,4sleep03695501-21cut0
3648568271,4sleep23650670-21grep2
3646409271,3sleep13646495-21cpuspeed_turbos1
3609448270,4sleep03611521-21cut0
3594922271,3sleep23595542-21cut2
3587220270,4sleep23587462-21sed2
3568846270,4sleep03568984-21diskstats0
3514094271,3sleep03516107-21sed0
3453170271,3sleep00-21swapper/00
3401617270,4sleep00-21swapper/00
3395193270,4sleep23395345-21df_inode2
3370935271,3sleep23372407-21grep2
3359323271,3sleep00-21swapper/00
3343242275,1sleep0376-21hwrng0
3322243270,2sleep20-21swapper/22
30179870,4rtkit-daemon638-21ntpd1
30179870,4rtkit-daemon636-21snmpd1
30179870,4rtkit-daemon492-21gmain1
30179870,4rtkit-daemon3335005-21munin-node1
30179870,3rtkit-daemon638-21ntpd1
30179870,3rtkit-daemon638-21ntpd1
30179870,3rtkit-daemon3335005-21munin-node1
30179870,3rtkit-daemon3335005-21munin-node1
30179870,3rtkit-daemon3335005-21munin-node1
30179870,3rtkit-daemon3335005-21munin-node1
30179870,3rtkit-daemon3335005-21munin-node1
3737779260,3sleep03739635-21kthreadcore0
3704596261,2sleep20-21swapper/22
3685313260,3sleep23685523-21cut2
3678523261,2sleep00-21swapper/00
3678247260,4sleep23678504-21latency_hist2
3646373261,2sleep03646406-21apt-get0
3634216260,3sleep23635143-21grep2
3633051260,3sleep03633064-21apt-get0
3622949261,2sleep20-21swapper/22
3587923260,1sleep20-21swapper/22
3587678260,1sleep00-21swapper/00
3569144260,3sleep23569333-21cut2
3561393260,4sleep23561505-21xargs2
3555731261,2sleep20-21swapper/22
3532896260,3sleep03535048-21tr0
3530286261,2sleep20-21swapper/22
3528560260,4sleep03529092-21grep0
3490712260,3sleep03490837-21python30
3465850261,3sleep23465891-21grep2
3446972261,2sleep23447348-21irqcore2
3446103260,1sleep00-21swapper/00
3384125260,4sleep03386195-21grep0
3369784261,2sleep00-21swapper/00
3364628260,3sleep03366681-21grep0
3350050260,3sleep03350083-21apt-get0
3735718250,1sleep00-21swapper/00
3710622250,2sleep03710657-21apt-get0
3699196250,2sleep0221rcuc/00
3691325250,2sleep20-21swapper/22
3686482250,2sleep00-21swapper/00
3680538251,2sleep20-21swapper/22
3671512250,1sleep00-21swapper/00
3671512250,1sleep00-21swapper/00
3665051250,1sleep00-21swapper/00
3658945250,1sleep00-21swapper/00
3628104251,2sleep03629301-21kthreadcore0
3620900250,2sleep00-21swapper/00
3619898250,1sleep00-21swapper/00
3576731250,2sleep20-21swapper/22
3544177251,2sleep00-21swapper/00
3525193251,2sleep20-21swapper/22
3523549250,1sleep00-21swapper/00
3511050250,2sleep20-21swapper/22
3510671250,1sleep20-21swapper/22
3498200250,2sleep00-21swapper/00
3481374251,2sleep00-21swapper/00
3478044250,1sleep00-21swapper/00
3469567250,3sleep03470941-21memory0
3452382250,1sleep00-21swapper/00
3439529250,1sleep00-21swapper/00
3433420250,2sleep03433421-21sshd0
3427002250,1sleep00-21swapper/00
3420966250,2sleep20-21swapper/22
3415958251,2sleep20-21swapper/22
3413935250,1sleep20-21swapper/22
3409545250,2sleep00-21swapper/00
3388183250,1sleep20-21swapper/22
3375913250,1sleep20-21swapper/22
3356490250,2sleep20-21swapper/22
3338722251,2sleep20-21swapper/22
3752699240,2sleep20-21swapper/22
3749723240,2sleep00-21swapper/00
3729458240,3sleep00-21swapper/00
3706391240,2sleep03708483-21kthreadcore0
3672436240,1sleep00-21swapper/00
3665664240,1sleep20-21swapper/22
3665664240,1sleep20-21swapper/22
3659266240,3sleep20-21swapper/22
3655978240,2sleep23657915-21latency2
3632843240,1sleep20-21swapper/22
3596751240,2sleep00-21swapper/00
3580357240,1sleep03580552-21strings0
3542573240,3sleep00-21swapper/00
3537145240,2sleep20-21swapper/22
3504694240,2sleep00-21swapper/00
3472504240,2sleep20-21swapper/22
3459404240,2sleep00-21swapper/00
3445971240,3sleep20-21swapper/22
3436421240,2sleep23438584-21kthreadcore2
3420376240,3sleep00-21swapper/00
3407074240,2sleep20-21swapper/22
3394758240,1sleep20-21swapper/22
3349480240,3sleep00-21swapper/00
3334802240,3sleep00-21swapper/00
3742724230,1sleep00-21swapper/00
3697733230,2sleep20-21swapper/22
3640310230,1sleep20-21swapper/22
3562375230,2sleep20-21swapper/22
3554632230,1sleep00-21swapper/00
3543391230,1sleep20-21swapper/22
3492762230,1sleep20-21swapper/22
3491981230,1sleep00-21swapper/00
3478643230,1sleep20-21swapper/22
3400278230,1sleep00-21swapper/00
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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