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2026-01-29 - 03:11
[ 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 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30640939913190,1314cyclictest3098586-21sleep3
30640939912900,1286cyclictest34723682sleep33
3064093994144,407cyclictest3298109-21turbostat3
32739962860,1sleep20-21swapper/22
306409399171,12cyclictest3213677-21taskset3
306409399165,8cyclictest3393802-21taskset3
3064093991613,1cyclictest0-21swapper/33
3064093991613,1cyclictest0-21swapper/33
306409399161,12cyclictest3291744-21taskset3
306409399161,11cyclictest3387866-21taskset3
306409399161,11cyclictest3079013-21turbostat3
3064093991610,3cyclictest0-21swapper/33
3064093991513,1cyclictest0-21swapper/33
3064093991513,1cyclictest0-21swapper/33
3064093991513,1cyclictest0-21swapper/33
3064093991513,1cyclictest0-21swapper/33
3064093991513,1cyclictest0-21swapper/33
3064093991512,1cyclictest0-21swapper/33
3064093991512,1cyclictest0-21swapper/33
3064093991512,1cyclictest0-21swapper/33
3064093991512,1cyclictest0-21swapper/33
3064093991512,1cyclictest0-21swapper/33
3064093991512,1cyclictest0-21swapper/33
3064093991512,1cyclictest0-21swapper/33
3064093991512,1cyclictest0-21swapper/33
306409399151,11cyclictest3118207-21taskset3
30581342150,3sleep30-21swapper/33
32336402141,10sleep23233666-21munin-run2
306409399141,9cyclictest3440524-21chrt3
306409399141,9cyclictest3434113-21taskset3
306409399141,9cyclictest33762042sleep33
306409399141,9cyclictest3098848-21chrt3
3064093991412,1cyclictest0-21swapper/33
3064093991412,1cyclictest0-21swapper/33
3064093991412,1cyclictest0-21swapper/33
306409399141,10cyclictest3426995-21taskset3
306409399141,10cyclictest3410994-21taskset3
306409399141,10cyclictest3407831-21chrt3
306409399141,10cyclictest3297787-21taskset3
306409399141,10cyclictest3221053-21chrt3
306409399141,10cyclictest3085348-21chrt3
306409399141,10cyclictest3065493-21taskset3
31944482130,6sleep23194689-21head2
306409399137,4cyclictest3330893-21taskset3
306409399137,4cyclictest3330893-21taskset3
306409399134,7cyclictest3323454-21taskset3
306409399134,6cyclictest32284582sleep33
306409399131,9cyclictest3420088-21taskset3
306409399131,9cyclictest3279065-21taskset3
306409399131,9cyclictest3252532-21taskset3
306409399131,9cyclictest3188540-21taskset3
306409399131,9cyclictest3162446-21taskset3
306409399131,9cyclictest3130451-21taskset3
3064093991312,0cyclictest0-21swapper/33
3064093991312,0cyclictest0-21swapper/33
3064093991311,1cyclictest0-21swapper/33
3064093991311,0cyclictest0-21swapper/33
3064093991310,1cyclictest0-21swapper/33
306409399130,9cyclictest3239719-21taskset3
306409399130,10cyclictest3479032-21chrt3
306409399130,10cyclictest3433702-21chrt3
306409399130,10cyclictest3337575-21taskset3
306409399130,10cyclictest3265481-21chrt3
306409399130,10cyclictest3258954-21chrt3
306409399130,10cyclictest3156158-21taskset3
306409399130,10cyclictest3156158-21taskset3
32616432120,2sleep03262733-21kthreadcore0
306409399124,6cyclictest3194766-21taskset3
306409399121,9cyclictest3465657-21chrt3
306409399121,9cyclictest3362509-21taskset3
306409399120,9cyclictest3329857-21chrt3
306409399120,9cyclictest3214619-21taskset3
306409399120,10cyclictest3446867-21chrt3
33828042111,7sleep13383003-21hddtemp_smartct1
32845972111,7sleep23284841-21users2
32329102111,7sleep13233019-21find1
301798110,6rtkit-daemon3229838-21kthreadcore0
301798110,4rtkit-daemon492-21gmain0
301798110,3rtkit-daemon3200908-21packagekitd0
301798110,2rtkit-daemon3278623-21kworker/0:0+kacpid0
34741182100,7sleep23476031-21grep2
34492952100,2sleep20-21swapper/22
34041652101,6sleep13406259-21tr1
33816722101,6sleep23381891-21/usr/sbin/munin2
30732392100,2sleep00-21swapper/00
30644932106,2sleep10-21swapper/11
301798100,6rtkit-daemon3254054-21cut0
301798100,6rtkit-daemon3205-21sendmail-mta1
301798100,5rtkit-daemon3485469-21apt-get0
301798100,5rtkit-daemon3453351-21apt-get0
301798100,5rtkit-daemon3311071-21latency_hist0
301798100,5rtkit-daemon3123306-21memory1
301798100,5rtkit-daemon3099207-21hddtemp_smartct1
301798100,4rtkit-daemon492-21gmain1
301798100,2rtkit-daemon3200908-21packagekitd1
3350270291,4sleep03350302-21apt-get0
3342662290,6sleep23342787-21sed2
3338981291,5sleep13341033-21tr1
3324053291,5sleep03324199-21df0
3169728291,4sleep13169761-21apt-get1
3145310290,1sleep23146611-21cut2
3137455291,4sleep13137598-21df1
3092412291,4sleep03092558-21df0
30179890,6rtkit-daemon636-21snmpd0
30179890,5rtkit-daemon636-21snmpd0
30179890,5rtkit-daemon448-21wpa_supplicant0
30179890,5rtkit-daemon3211238-21kthreadcore2
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon3200908-21packagekitd0
30179890,5rtkit-daemon3070603-21munin-node0
30179890,5rtkit-daemon3070603-21munin-node0
30179890,5rtkit-daemon3070603-21munin-node0
30179890,4rtkit-daemon636-21snmpd0
30179890,4rtkit-daemon3414340-21taskset0
30179890,4rtkit-daemon3348798-21grep0
30179890,4rtkit-daemon3290811-21ntp_states0
30179890,4rtkit-daemon3271902-21taskset0
30179890,4rtkit-daemon3186602-21cut1
30179890,4rtkit-daemon3168363-21cut1
30179890,4rtkit-daemon3150799-21head1
30179890,4rtkit-daemon3150799-21head1
30179890,4rtkit-daemon3091879-21apt-get1
30179890,4rtkit-daemon3082020-21cat1
30179890,3rtkit-daemon3200908-21packagekitd1
30179890,1rtkit-daemon0-21swapper/00
3434270280,5sleep03434457-21gltestperf0
3434076280,6sleep13434081-21sort1
3384505280,5sleep03386560-21grep0
3356869281,4sleep23357047-21head2
3298529281,4sleep13298656-21grep1
3160787281,4sleep23162025-21memory2
3124790281,4sleep03124972-21grep0
3085675280,4sleep03085708-21apt-get0
3074447280,5sleep23076479-21grep2
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon430-21avahi-daemon1
30179880,4rtkit-daemon430-21avahi-daemon0
30179880,4rtkit-daemon3423102-21kthreadcore0
30179880,4rtkit-daemon3070603-21munin-node1
30179880,4rtkit-daemon3070603-21munin-node0
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
3479389271,3sleep23479519-21ps2
3459470270,1sleep20-21swapper/22
3445699270,4sleep23445776-21ntp_states2
3407778271,2sleep20-21swapper/22
3388151271,3sleep23388395-21users2
3318029271,4sleep23318636-21cut2
3297184270,4sleep13297242-21ntp_states1
3291938270,4sleep23292094-21diskstats2
3265755270,4sleep13265768-21munin-run1
3242130271,3sleep13244172-21tr1
3233917271,3sleep13233950-21apt-get1
3202159270,5sleep03202864-21irqrtprio0
3188714271,3sleep03188721-21latency_hist0
3162177270,4sleep03162220-21ntp_states0
3156624272,2sleep03156706-21sed0
3156624272,2sleep03156706-21sed0
3144136270,4sleep03144311-21if_eno10
3131286271,1sleep1171rcu_preempt1
3057883270,2sleep00-21swapper/00
30179870,4rtkit-daemon638-21ntpd2
30179870,4rtkit-daemon492-21gmain0
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon3205-21sendmail-mta0
30179870,2rtkit-daemon448-21wpa_supplicant0
3491399260,1sleep10-21swapper/11
3459977260,3sleep13460177-21smartctl1
3448090260,3sleep13449294-21grep1
3414769261,2sleep10-21swapper/11
3368905260,1sleep20-21swapper/22
3350461260,3sleep23350592-21grep2
3291647260,3sleep23291743-21cat2
3268056260,3sleep23270128-21grep2
3247120260,4sleep23247576-21irqcore2
3202867260,4sleep13204070-21kthreadcore1
3201494260,3sleep23201496-21cron2
3195540261,3sleep03195634-21cut0
3181580260,4sleep23181741-21timerwakeupswit2
3171185260,4sleep23172940-21kthreadcore2
3137860260,4sleep03138711-21irqrtprio0
3136339260,4sleep03136466-21mailstats0
3125169260,3sleep23126141-21grep2
3118171261,2sleep20-21swapper/22
3117624260,1sleep00-21swapper/00
3098823261,2sleep20-21swapper/22
3092369260,1sleep20-21swapper/22
30179860,1rtkit-daemon0-21swapper/00
3491400250,3sleep20-21swapper/22
3472372250,2sleep20-21swapper/22
3454040251,2sleep10-21swapper/11
3428047250,3sleep23428853-21sed2
3427617250,1sleep10-21swapper/11
3421407250,3sleep13421593-21idleruntime1
3414431250,1sleep10-21swapper/11
3398149251,2sleep20-21swapper/22
3396911250,2sleep10-21swapper/11
3391650251,2sleep20-21swapper/22
3390496251,2sleep10-21swapper/11
3376386250,3sleep13376565-21expr1
3375592250,1sleep20-21swapper/22
3375377250,1sleep10-21swapper/11
3358168251,2sleep10-21swapper/11
3350305250,3sleep10-21swapper/11
3349096250,2sleep23349341-21unixbench_singl2
3336441250,1sleep10-21swapper/11
3336441250,1sleep10-21swapper/11
3336286250,1sleep20-21swapper/22
3336286250,1sleep20-21swapper/22
3326734250,3sleep13328894-21cut1
3311407251,2sleep1321rcuc/11
3291358250,1sleep10-21swapper/11
3266990251,2sleep10-21swapper/11
3259045250,1sleep10-21swapper/11
3252152251,2sleep10-21swapper/11
3239748250,1sleep20-21swapper/22
3226954250,2sleep2636-21snmpd2
3220500250,1sleep00-21swapper/00
3208180250,3sleep00-21swapper/00
3188496250,1sleep20-21swapper/22
3175591250,1sleep00-21swapper/00
3156289250,1sleep20-21swapper/22
3156289250,1sleep20-21swapper/22
3143393250,1sleep20-21swapper/22
3111757250,2sleep20-21swapper/22
3108118251,2sleep00-21swapper/00
3098805250,1sleep00-21swapper/00
3080756250,3sleep03082724-21grep0
3079263250,2sleep20-21swapper/22
3070128250,1sleep00-21swapper/00
3060503250,2sleep23062647-21kthreadcore2
3484988240,3sleep10-21swapper/11
3459774240,2sleep20-21swapper/22
3434082240,1sleep20-21swapper/22
3421595240,2sleep20-21swapper/22
3414782240,2sleep20-21swapper/22
3409785241,1sleep20-21swapper/22
3317192240,3sleep20-21swapper/22
3304318240,3sleep20-21swapper/22
3272438240,2sleep13272403-21/usr/sbin/munin1
3259109240,1sleep20-21swapper/22
3240523240,2sleep20-21swapper/22
3225822240,2sleep1321rcuc/11
3217023240,2sleep10-21swapper/11
3214298240,3sleep10-21swapper/11
3176153240,1sleep00-21swapper/00
3168674240,2sleep03168781-21smartctl0
3163312240,1sleep20-21swapper/22
3131007240,1sleep20-21swapper/22
3124339240,2sleep00-21swapper/00
3111152240,3sleep20-21swapper/22
3088058240,2sleep20-21swapper/22
3064695240,2sleep23065490-21irqrtprio2
3472657230,1sleep10-21swapper/11
3466417230,1sleep10-21swapper/11
3440477230,1sleep10-21swapper/11
3364745230,1sleep10-21swapper/11
3343802230,1sleep10-21swapper/11
3329923230,1sleep20-21swapper/22
3310724230,1sleep20-21swapper/22
3304960230,1sleep13305052-21fschecks_time1
3279268230,1sleep10-21swapper/11
3259575230,1sleep20-21swapper/22
3189005230,1sleep00-21swapper/00
3317614220,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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