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2026-02-05 - 09:02
[ 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 05, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37777839910961,1091cyclictest3844001-21sleep3
37777839910641,1059cyclictest3811929-21sleep3
3777783993621,357cyclictest4155-21turbostat3
3777783993200,317cyclictest4165919-21turbostat3
406284523150,310sleep14004523-21kworker/u16:3+efi_rts_wq1
38846402320,1sleep00-21swapper/00
3777783991916,1cyclictest0-21swapper/33
377778399168,6cyclictest37779312sleep33
3777783991613,1cyclictest0-21swapper/33
377778399161,11cyclictest4184779-21taskset3
377778399161,11cyclictest3851029-21taskset3
377778399155,8cyclictest3844233-21taskset3
377778399155,7cyclictest39662912sleep33
377778399151,9cyclictest39344752sleep33
3777783991513,1cyclictest0-21swapper/33
3777783991512,1cyclictest0-21swapper/33
377778399151,11cyclictest4075667-21turbostat3
377778399151,10cyclictest4127700-21taskset3
377778399151,10cyclictest3837588-21turbostat3
39718672140,1sleep13971992-21python31
39088402140,1sleep30-21swapper/33
39012792140,10sleep30-21swapper/33
377778399147,5cyclictest3869630-21turbostat3
377778399143,8cyclictest4140222-21turbostat3
377778399142,9cyclictest4043558-21chrt3
377778399142,9cyclictest4043558-21chrt3
377778399141,9cyclictest4061582-21taskset3
377778399141,9cyclictest39857402sleep33
3777783991413,0cyclictest0-21swapper/33
3777783991412,1cyclictest0-21swapper/33
3777783991412,1cyclictest0-21swapper/33
3777783991411,1cyclictest0-21swapper/33
3777783991411,1cyclictest0-21swapper/33
3777783991411,1cyclictest0-21swapper/33
3777783991411,1cyclictest0-21swapper/33
3777783991411,1cyclictest0-21swapper/33
3777783991411,1cyclictest0-21swapper/33
3777783991411,1cyclictest0-21swapper/33
377778399141,10cyclictest4120926-21taskset3
377778399141,10cyclictest4097733-21taskset3
377778399141,10cyclictest4004660-21chrt3
377778399141,10cyclictest3802357-21taskset3
377778399141,10cyclictest3799112-21chrt3
377778399140,11cyclictest4172551-21chrt3
377778399134,7cyclictest4022966-21taskset3
377778399131,9cyclictest4113873-21chrt3
377778399131,9cyclictest4107051-21taskset3
377778399131,9cyclictest4088807-21chrt3
377778399131,9cyclictest40823562sleep33
377778399131,9cyclictest4068587-21taskset3
377778399131,9cyclictest4050007-21taskset3
377778399131,9cyclictest3997981-21taskset3
377778399131,9cyclictest3947527-21taskset3
377778399131,9cyclictest3940877-21taskset3
377778399131,9cyclictest3915219-21taskset3
377778399131,8cyclictest40306962sleep33
3777783991312,0cyclictest0-21swapper/33
3777783991312,0cyclictest0-21swapper/33
377778399131,10cyclictest4011453-21taskset3
377778399131,10cyclictest4005042-21taskset3
3777783991310,1cyclictest0-21swapper/33
3777783991310,1cyclictest0-21swapper/33
377778399130,10cyclictest4146439-21taskset3
39733072121,8sleep13973441-21sed1
377778399121,9cyclictest3824444-21taskset3
377778399121,8cyclictest4159909-21taskset3
377778399121,8cyclictest3972950-21taskset3
3777783991210,1cyclictest0-21swapper/33
377778399120,9cyclictest3928076-21taskset3
377778399120,9cyclictest3828205-21taskset3
377778399120,9cyclictest3812147-21taskset3
40999132111,7sleep04100345-21needreboot0
38149752114,1sleep1171rcu_preempt1
37993722112,5sleep13799405-21apt-get1
301798110,8rtkit-daemon4178460-21pool-udisksd1
301798110,7rtkit-daemon667-21lldpd1
301798110,3rtkit-daemon2904-21cron1
41597362101,5sleep14159769-21apt-get1
39734462101,3sleep2636-21snmpd2
38913192101,7sleep13893416-21kthreadcore1
38708582101,6sleep03871888-21grep0
38636412101,6sleep23863697-21cut2
38171552100,7sleep23817407-21grep2
301798100,3rtkit-daemon636-21snmpd1
4153713290,2sleep24154274-21irqcore2
4134054291,4sleep14134087-21apt-get1
4055134290,6sleep04055290-21ntpq0
4049637291,3sleep10-21swapper/11
4049637291,3sleep10-21swapper/11
3984597291,4sleep23984645-21ntp_states2
3973154291,6sleep00-21swapper/00
3972681291,4sleep23972712-21munin-run2
3888253291,5sleep23888497-21users2
3780389295,2sleep1331ktimers/11
30179890,6rtkit-daemon492-21gmain0
30179890,5rtkit-daemon430-21avahi-daemon1
30179890,5rtkit-daemon4108222-21df_inode1
30179890,5rtkit-daemon3784926-21cut0
30179890,5rtkit-daemon3784270-21munin-node0
30179890,4rtkit-daemon3953004-21unixbench_multi1
30179890,4rtkit-daemon3941365-21ps1
30179890,4rtkit-daemon3904963-21grep1
30179890,3rtkit-daemon3200908-21packagekitd1
30179890,3rtkit-daemon3200908-21packagekitd1
4193329280,2sleep10-21swapper/11
4152197281,4sleep14152322-21python31
4146891281,4sleep04147040-21df_inode0
4056457281,4sleep04056600-21df0
3999071281,4sleep24000067-21irqstats2
3991899282,3sleep03991912-21latency_hist0
3979791280,5sleep13980679-21cut1
3939459280,2sleep23939705-21strings2
3928079281,3sleep13928112-21apt-get1
3921671281,3sleep03921703-21apt-get0
3915428281,4sleep03915627-21hddtemp_smartct0
3908359281,3sleep03908341-21apt-get0
3895799281,3sleep03895831-21apt-get0
3881749281,5sleep23881860-21timerandwakeup2
3873985280,6sleep23869877-21/usr/sbin/munin2
3863474281,4sleep13863530-21tr1
3831860280,5sleep03832668-21sed0
3831455281,4sleep13831598-21df1
3824194281,4sleep23824407-21users2
3777617280,3sleep30-21swapper/33
3771526280,3sleep03771559-21apt-get0
30179880,5rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon638-21ntpd1
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-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon430-21avahi-daemon1
30179880,4rtkit-daemon4118266-21kthreadcore1
30179880,4rtkit-daemon3925406-21kthreadcore1
30179880,4rtkit-daemon3915262-21apt-get1
30179880,4rtkit-daemon3793152-21diskstats0
30179880,4rtkit-daemon3784270-21munin-node1
30179880,4rtkit-daemon3784270-21munin-node1
30179880,4rtkit-daemon3784270-21munin-node1
30179880,4rtkit-daemon3200908-21packagekitd1
30179880,4rtkit-daemon3200908-21packagekitd1
30179880,4rtkit-daemon297-21systemd-journal1
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
10572281,5sleep010575-21cron0
4571270,4sleep14641-21/usr/sbin/munin1
4191849270,3sleep04191871-21apt-get0
4172219271,3sleep24172220-21sshd2
4159772271,4sleep24159908-21expr2
4140871271,3sleep04141453-21irqrtprio0
4127664271,2sleep20-21swapper/22
4108494271,3sleep04109490-21irqstats0
4102704270,5sleep14103928-21tr1
4068945271,3sleep21-21systemd2
4055340271,3sleep20-21swapper/22
4005053271,2sleep20-21swapper/22
3992158270,3sleep03992190-21apt-get0
3946228271,3sleep00-21swapper/00
3935931270,4sleep03937260-21grep0
3877766271,3sleep03878975-21cut0
3778161270,5sleep23777932-21/usr/sbin/munin2
3771562271,3sleep13771638-21tr1
30179870,4rtkit-daemon638-21ntpd0
30179870,4rtkit-daemon636-21snmpd0
30179870,4rtkit-daemon430-21avahi-daemon0
30179870,4rtkit-daemon3205-21sendmail-mta1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon492-21gmain1
30179870,3rtkit-daemon447-21systemd-logind1
30179870,3rtkit-daemon430-21avahi-daemon1
30179870,3rtkit-daemon3784270-21munin-node0
30179870,3rtkit-daemon297-21systemd-journal1
30179870,3rtkit-daemon297-21systemd-journal1
30179870,3rtkit-daemon297-21systemd-journal1
4186773261,3sleep04187888-21kthreadcore0
4184809260,1sleep20-21swapper/22
4114509260,4sleep04114514-21cpu0
4101028261,3sleep2636-21snmpd2
4094838260,1sleep00-21swapper/00
4074920261,2sleep04075048-21timerandwakeup0
4062809260,3sleep04062842-21apt-get0
4037930260,4sleep04038804-21kthreadcore0
4037336260,3sleep24037531-21hddtemp_smartct2
4036877260,3sleep24036915-21systemd-run2
4011211260,1sleep20-21swapper/22
4001451260,3sleep04003638-21grep0
3959560260,1sleep20-21swapper/22
3940887260,3sleep20-21swapper/22
3902188261,2sleep03902221-21apt-get0
3895601260,3sleep23895279-21apt-get2
3862913261,3sleep23862914-21sshd2
3844642261,2sleep23845117-21cut2
3843069260,3sleep23843128-21ntp_states2
3808342260,4sleep23810507-21kthreadcore2
3794416263,1sleep20-21swapper/22
3792960261,2sleep10-21swapper/11
4192030251,1sleep20-21swapper/22
4179039250,3sleep00-21swapper/00
4178578250,1sleep00-21swapper/00
4165200250,2sleep00-21swapper/00
4159461250,1sleep00-21swapper/00
4132992251,2sleep00-21swapper/00
4110828250,2sleep2421rcuc/22
4107591250,2sleep24107592-21sshd2
4088771251,1sleep20-21swapper/22
4075923251,1sleep00-21swapper/00
4049689250,1sleep20-21swapper/22
4049689250,1sleep20-21swapper/22
4043571250,1sleep00-21swapper/00
4043571250,1sleep00-21swapper/00
4036827250,1sleep00-21swapper/00
4025950250,3sleep04027980-21cut0
4024677251,2sleep20-21swapper/22
4023943250,1sleep00-21swapper/00
4011466250,1sleep00-21swapper/00
4010917250,1sleep00-21swapper/00
3997985250,3sleep20-21swapper/22
3984758250,2sleep03984867-21find0
3966167250,1sleep00-21swapper/00
3959673250,1sleep00-21swapper/00
3953155250,1sleep00-21swapper/00
3949443250,3sleep23951543-21grep2
3933489251,2sleep00-21swapper/00
3914633250,3sleep20-21swapper/22
3889156250,3sleep03889274-21expr0
3869348250,1sleep00-21swapper/00
3852127251,2sleep00-21swapper/00
3850255250,1sleep00-21swapper/00
3837832250,2sleep00-21swapper/00
3831070250,1sleep10-21swapper/11
3786521250,2sleep20-21swapper/22
3773667250,2sleep23775789-21cut2
4166151240,1sleep00-21swapper/00
4142519240,2sleep24144630-21grep2
4135511240,2sleep24137198-21kthreadcore2
4120890240,1sleep20-21swapper/22
4114671241,1sleep20-21swapper/22
4102014240,2sleep00-21swapper/00
4087787240,2sleep20-21swapper/22
4081756240,2sleep24081757-21sshd2
4070917240,2sleep24070956-21kthreadcore2
4021494240,1sleep20-21swapper/22
3968001240,2sleep00-21swapper/00
3965964240,3sleep20-21swapper/22
3933929240,1sleep20-21swapper/22
3916209240,2sleep20-21swapper/22
3894460240,2sleep20-21swapper/22
3836761240,2sleep20-21swapper/22
3807151240,2sleep13808341-21cat1
3800828240,2sleep20-21swapper/22
3790645240,2sleep10-21swapper/11
4191578230,1sleep20-21swapper/22
4175230,1sleep20-21swapper/22
4172566230,1sleep20-21swapper/22
4152968230,1sleep20-21swapper/22
4139883230,1sleep00-21swapper/00
4122843230,1sleep00-21swapper/00
4082393230,1sleep00-21swapper/00
4056648230,1sleep20-21swapper/22
3986019230,1sleep20-21swapper/22
3927709230,1sleep20-21swapper/22
3908093231,1sleep20-21swapper/22
3858986230,1sleep00-21swapper/00
3856132230,1sleep20-21swapper/22
3826484230,1sleep20-21swapper/22
3818816230,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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