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2026-02-10 - 19:08
[ 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 Tue Feb 10, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24398659911890,1186cyclictest27978202sleep33
24398659911780,1174cyclictest24872442sleep33
24398659911160,1113cyclictest26938982sleep33
268728321100,1sleep00-21swapper/00
28530792250,1sleep20-21swapper/22
2439865992219,1cyclictest0-21swapper/33
2439865992018,1cyclictest0-21swapper/33
2439865992017,1cyclictest0-21swapper/33
2439865991916,1cyclictest0-21swapper/33
2439865991714,1cyclictest0-21swapper/33
24743062161,2sleep00-21swapper/00
2439865991613,1cyclictest0-21swapper/33
243986599161,11cyclictest2609743-21taskset3
2439865991513,1cyclictest0-21swapper/33
2439865991513,1cyclictest0-21swapper/33
2439865991513,1cyclictest0-21swapper/33
2439865991512,1cyclictest0-21swapper/33
2439865991512,1cyclictest0-21swapper/33
2439865991512,1cyclictest0-21swapper/33
2439865991512,1cyclictest0-21swapper/33
2439865991512,1cyclictest0-21swapper/33
243986599151,11cyclictest2526274-21turbostat3
243986599151,10cyclictest2720235-21taskset3
25905862141,2sleep00-21swapper/00
243986599146,6cyclictest2771639-21turbostat3
243986599145,6cyclictest25005262sleep33
243986599144,8cyclictest2446243-21turbostat3
2439865991413,0cyclictest0-21swapper/33
2439865991412,1cyclictest0-21swapper/33
2439865991412,1cyclictest0-21swapper/33
2439865991412,0cyclictest0-21swapper/33
2439865991412,0cyclictest0-21swapper/33
2439865991412,0cyclictest0-21swapper/33
243986599141,10cyclictest2833996-21taskset3
243986599141,10cyclictest2784721-21turbostat3
243986599141,10cyclictest2624055-21taskset3
243986599141,10cyclictest2597027-21turbostat3
243986599141,10cyclictest2576841-21taskset3
243986599141,10cyclictest2532688-21turbostat3
2439865991410,2cyclictest2655805-21taskset3
243986599140,11cyclictest2667973-21turbostat3
301798130,3rtkit-daemon2570425-21ntp_states2
243986599131,9cyclictest2713170-21taskset3
243986599131,9cyclictest2654722-21chrt3
243986599131,9cyclictest2584443-21taskset3
243986599131,9cyclictest2533404-21taskset3
243986599131,9cyclictest2499796-21chrt3
243986599131,8cyclictest2855891-21taskset3
243986599131,8cyclictest25393592sleep33
243986599131,8cyclictest24551372chrt3
2439865991312,0cyclictest0-21swapper/33
2439865991312,0cyclictest0-21swapper/33
2439865991312,0cyclictest0-21swapper/33
2439865991312,0cyclictest0-21swapper/33
243986599131,10cyclictest2487489-21taskset3
243986599131,10cyclictest2445853-21taskset3
2439865991311,0cyclictest0-21swapper/33
2439865991310,1cyclictest0-21swapper/33
2439865991310,1cyclictest0-21swapper/33
2439865991310,1cyclictest0-21swapper/33
243986599130,10cyclictest2862568-21chrt3
243986599130,10cyclictest2732490-21chrt3
243986599130,10cyclictest2648302-21chrt3
243986599130,10cyclictest2584125-21chrt3
243986599130,10cyclictest2584125-21chrt3
243986599130,10cyclictest2564812-21chrt3
301798120,4rtkit-daemon492-21gmain2
26864982121,8sleep22686757-21unixbench_singl2
26229702120,4sleep02622987-21munin-run0
25908422121,2sleep00-21swapper/00
24682062121,8sleep12468355-21df_inode1
243986599121,9cyclictest26103932sleep33
243986599121,9cyclictest2512624-21taskset3
243986599120,9cyclictest2823645-21taskset3
243986599120,9cyclictest2513514-21taskset3
243986599120,10cyclictest2733016-21taskset3
243986599120,10cyclictest2695613-21chrt3
301798110,3rtkit-daemon2446388-21munin-node2
301798100,6rtkit-daemon2446388-21munin-node2
301798100,5rtkit-daemon2848113-21latency2
301798100,3rtkit-daemon636-21snmpd2
28637452100,7sleep12864994-21cut1
28296452100,7sleep12829685-21gpgv1
27911192101,5sleep22791184-21munin-run2
27005732100,7sleep02700574-21munin-node0
26996662101,6sleep22699913-21grep2
26414702101,5sleep02641548-21python30
25586282102,4sleep02558660-21apt-get0
25143982101,6sleep22515343-21cut2
24875022102,4sleep12487535-21apt-get1
30179890,6rtkit-daemon492-21gmain0
30179890,6rtkit-daemon3205-21sendmail-mta2
30179890,5rtkit-daemon2664928-21kthreadcore2
30179890,4rtkit-daemon638-21ntpd2
30179890,4rtkit-daemon2647805-21ntp_states2
30179890,4rtkit-daemon2583430-21/usr/sbin/munin2
30179890,4rtkit-daemon2583430-21/usr/sbin/munin2
30179890,4rtkit-daemon2529692-21kthreadcore0
30179890,4rtkit-daemon2460548-21python30
2763015291,5sleep02763879-21sed0
2726629290,5sleep22726778-21df_inode2
2693902291,5sleep22693923-21munin-run2
2609741290,6sleep272-21kcompactd02
2546203291,5sleep02546722-21irqcore0
2507143291,5sleep22507259-21grep2
2464337290,6sleep22466501-21grep2
2461752291,4sleep02461785-21apt-get0
30179880,4rtkit-daemon638-21ntpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon492-21gmain2
30179880,4rtkit-daemon492-21gmain0
30179880,4rtkit-daemon448-21wpa_supplicant2
30179880,4rtkit-daemon448-21wpa_supplicant0
30179880,4rtkit-daemon447-21systemd-logind2
30179880,4rtkit-daemon413-21rpcbind2
30179880,4rtkit-daemon3205-21sendmail-mta2
30179880,4rtkit-daemon3205-21sendmail-mta2
30179880,4rtkit-daemon3200908-21packagekitd2
30179880,4rtkit-daemon2481124-21apt-get0
30179880,4rtkit-daemon2454690-21kworker/0:0+kacpid0
30179880,4rtkit-daemon2446388-21munin-node2
30179880,4rtkit-daemon2446388-21munin-node2
30179880,4rtkit-daemon2446388-21munin-node2
30179880,4rtkit-daemon2446388-21munin-node2
30179880,4rtkit-daemon2446388-21munin-node2
30179880,4rtkit-daemon2446388-21munin-node2
30179880,3rtkit-daemon448-21wpa_supplicant2
30179880,3rtkit-daemon2706005-21mailstats2
30179880,3rtkit-daemon2438700-21cat1
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
2829686280,4sleep22829665-21apt-get2
2817083281,4sleep12817238-21diskstats1
2810651281,4sleep02810800-21df_inode0
2808407281,4sleep22809342-21sed2
2805207281,4sleep02806297-21grep0
2803415281,4sleep02803600-21users0
2778547281,3sleep02778580-21apt-get0
2714625280,5sleep12715553-21cut1
2603939281,3sleep02603972-21apt-get0
2589556280,6sleep22584408-21/usr/sbin/munin2
2533131280,5sleep12533245-21grep1
2439709281,3sleep02439777-21latency_hist0
30179870,4rtkit-daemon636-21snmpd2
30179870,4rtkit-daemon492-21gmain2
30179870,4rtkit-daemon492-21gmain2
30179870,4rtkit-daemon2446388-21munin-node2
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon3205-21sendmail-mta2
30179870,3rtkit-daemon2446388-21munin-node2
30179870,1rtkit-daemon0-21swapper/22
2746997272,2sleep10-21swapper/11
2738207270,1sleep10-21swapper/11
2707731270,4sleep12708189-21cut1
2700575271,3sleep12700607-21apt-get1
2669666270,4sleep12670966-21kthreadcore1
2668211270,3sleep02668244-21apt-get0
2661956270,5sleep02661992-21fschecks_count0
2597264270,4sleep02597294-21awk0
2571916270,4sleep12572221-21cut1
2557625273,2sleep02557740-21timerandwakeup0
2528386270,4sleep12530449-21tr1
2441476271,4sleep02443215-21cut0
2440208270,4sleep12440332-21expr1
2439514270,3sleep30-21swapper/33
2862035261,3sleep0431-21dbus-daemon0
2851035260,4sleep12853074-21kthreadcore1
2843229261,2sleep00-21swapper/00
2836325260,1sleep10-21swapper/11
2797578260,3sleep12797607-21awk1
2793025260,3sleep02795058-21kthreadcore0
2746317260,3sleep02746995-21irqrtprio0
2745366260,1sleep00-21swapper/00
2740948260,3sleep12742516-21cut1
2732595260,1sleep00-21swapper/00
2713789261,3sleep02713824-21apt-get0
2687283260,3sleep02687209-21apt-get0
2655353260,3sleep02655508-21diskstats0
2655051260,1sleep00-21swapper/00
2631124260,4sleep02632867-21cut0
2629336260,4sleep00-21swapper/00
2617006260,3sleep12617207-21/usr/sbin/munin1
2610569260,3sleep12610684-21fw_packets1
2605394261,2sleep10-21swapper/11
2588359260,3sleep12589555-21memory1
2571715260,3sleep02571915-21hddtemp_smartct0
2540678261,3sleep02541828-21cut0
2506958260,4sleep12507140-21gltestperf1
2501825261,3sleep22503776-21kthreadcore2
2843384250,2sleep10-21swapper/11
2842031250,3sleep12842153-21sort1
2830563250,3sleep02831003-21cut0
2817048250,2sleep00-21swapper/00
2813141251,2sleep12815289-21kthreadcore1
2804221250,1sleep10-21swapper/11
2798815251,2sleep10-21swapper/11
2771414250,1sleep00-21swapper/00
2758143250,1sleep00-21swapper/00
2758119250,1sleep10-21swapper/11
2733257251,2sleep00-21swapper/00
2726593250,2sleep10-21swapper/11
2722022250,2sleep02724081-21kthreadcore0
2713291250,1sleep00-21swapper/00
2693213250,1sleep10-21swapper/11
2648905251,1sleep12648938-21apt-get1
2648538250,1sleep00-21swapper/00
2642941250,2sleep10-21swapper/11
2641549251,2sleep10-21swapper/11
2635631250,1sleep10-21swapper/11
2611837250,2sleep00-21swapper/00
2596918250,1sleep10-21swapper/11
2571038250,1sleep10-21swapper/11
2557744250,2sleep12552190-21/usr/sbin/munin1
2546725251,2sleep10-21swapper/11
2538891250,1sleep00-21swapper/00
2526703250,3sleep22526902-21hddtemp_smartct2
2520890250,3sleep22521774-21kthreadcore2
2513415250,2sleep10-21swapper/11
2488961251,2sleep22490540-21kthreadcore2
2487247251,2sleep12487253-21cron1
2474559250,2sleep20-21swapper/22
2473995250,1sleep20-21swapper/22
2463154250,2sleep12464335-21kthreadcore1
2461183250,1sleep10-21swapper/11
2455112250,2sleep20-21swapper/22
2449033250,3sleep12449366-21cut1
2862015240,3sleep10-21swapper/11
2849472241,1sleep00-21swapper/00
2836705240,2sleep00-21swapper/00
2785650240,2sleep10-21swapper/11
2780006240,1sleep10-21swapper/11
2772130240,1sleep00-21swapper/00
2771613240,1sleep10-21swapper/11
2765433240,2sleep10-21swapper/11
2758729240,1sleep10-21swapper/11
2696842241,1sleep00-21swapper/00
2680989240,3sleep10-21swapper/11
2680741240,2sleep02680909-21latency_hist0
2674630240,2sleep10-21swapper/11
2667907240,1sleep10-21swapper/11
2583985240,3sleep00-21swapper/00
2583985240,3sleep00-21swapper/00
2577933240,2sleep10-21swapper/11
2577933240,2sleep10-21swapper/11
2570427240,2sleep00-21swapper/00
2541829240,2sleep10-21swapper/11
2520491241,1sleep10-21swapper/11
2499377240,1sleep20-21swapper/22
2495867240,2sleep12497923-21kthreadcore1
2486010240,2sleep22486322-21strings2
2480542240,1sleep10-21swapper/11
2449368240,2sleep22450250-21cat2
2433851240,1sleep20-21swapper/22
2862290230,1sleep00-21swapper/00
2823741230,1sleep00-21swapper/00
2785352230,1sleep00-21swapper/00
2724083230,1sleep10-21swapper/11
2700059230,1sleep10-21swapper/11
2655509230,1sleep10-21swapper/11
2623007230,1sleep10-21swapper/11
2597295230,1sleep10-21swapper/11
2560086230,1sleep10-21swapper/11
2500357230,1sleep10-21swapper/11
2445576230,1sleep20-21swapper/22
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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