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2026-01-16 - 19:59
[ 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 Fri Jan 16, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2393836991916,1cyclictest0-21swapper/33
239383699181,14cyclictest2758737-21turbostat3
2393836991714,1cyclictest0-21swapper/33
2393836991714,1cyclictest0-21swapper/33
239383699171,13cyclictest2680682-21taskset3
239383699171,13cyclictest2400233-21turbostat3
239383699171,12cyclictest2609254-21turbostat3
239383699165,8cyclictest2635158-21turbostat3
239383699165,8cyclictest2499442-21turbostat3
239383699164,9cyclictest2784134-21taskset3
2393836991613,1cyclictest0-21swapper/33
2393836991613,1cyclictest0-21swapper/33
239383699161,11cyclictest2791334-21taskset3
239383699161,11cyclictest2746205-21taskset3
239383699161,11cyclictest2460903-21turbostat3
239383699154,8cyclictest2448010-21taskset3
239383699151,9cyclictest24611582sleep33
2393836991513,1cyclictest0-21swapper/33
2393836991513,1cyclictest0-21swapper/33
2393836991513,1cyclictest0-21swapper/33
2393836991512,1cyclictest0-21swapper/33
2393836991512,1cyclictest0-21swapper/33
2393836991512,1cyclictest0-21swapper/33
239383699151,11cyclictest2733443-21taskset3
239383699151,11cyclictest2564005-21turbostat3
301798140,4rtkit-daemon492-21gmain1
239383699148,4cyclictest2810273-21taskset3
239383699147,4cyclictest2512284-21turbostat3
239383699142,10cyclictest2791046-21turbostat3
2393836991413,0cyclictest0-21swapper/33
2393836991412,1cyclictest0-21swapper/33
2393836991412,1cyclictest0-21swapper/33
2393836991412,1cyclictest0-21swapper/33
2393836991412,1cyclictest0-21swapper/33
2393836991412,1cyclictest0-21swapper/33
2393836991412,0cyclictest0-21swapper/33
2393836991411,1cyclictest0-21swapper/33
2393836991411,1cyclictest0-21swapper/33
239383699141,10cyclictest2635832-21taskset3
239383699141,10cyclictest2524111-21taskset3
23876062142,6sleep02387628-21apt-get0
239383699138,3cyclictest26157982sleep33
239383699135,6cyclictest2693290-21turbostat3
239383699135,6cyclictest24848092sleep33
239383699134,7cyclictest2492715-21taskset3
239383699134,6cyclictest2712513-21taskset3
239383699131,9cyclictest2778021-21taskset3
239383699131,9cyclictest2654107-21taskset3
239383699131,9cyclictest2602840-21turbostat3
239383699131,9cyclictest2447118-21taskset3
2393836991312,0cyclictest0-21swapper/33
2393836991312,0cyclictest0-21swapper/33
2393836991312,0cyclictest0-21swapper/33
2393836991311,1cyclictest0-21swapper/33
2393836991311,1cyclictest0-21swapper/33
2393836991311,1cyclictest0-21swapper/33
2393836991311,1cyclictest0-21swapper/33
239383699131,10cyclictest2804000-21taskset3
239383699131,10cyclictest2765443-21taskset3
2393836991311,0cyclictest0-21swapper/33
2393836991310,1cyclictest0-21swapper/33
2393836991310,1cyclictest0-21swapper/33
2393836991310,1cyclictest0-21swapper/33
239383699130,10cyclictest2622224-21taskset3
239383699130,10cyclictest2544675-21chrt3
25256002121,3sleep00-21swapper/00
25208132121,8sleep12522872-21kthreadcore1
239383699129,1cyclictest0-21swapper/33
239383699121,9cyclictest2583849-21taskset3
239383699121,8cyclictest2700228-21chrt3
2393836991212,0cyclictest0-21swapper/33
301798110,7rtkit-daemon2640902-21grep1
301798110,6rtkit-daemon2713314-21df_inode1
301798110,6rtkit-daemon2538468-21diskstats1
301798110,6rtkit-daemon2538468-21diskstats1
301798110,6rtkit-daemon2415498-21apt-get1
27206872111,2sleep00-21swapper/00
26613832112,5sleep12661416-21apt-get1
26122992111,7sleep00-21swapper/00
23996682110,1sleep10-21swapper/11
2393836991110,0cyclictest0-21swapper/33
23877882110,7sleep22387988-21hddtemp_smartct2
301798100,6rtkit-daemon2817128-21latency_hist2
301798100,5rtkit-daemon2570709-21apt-get1
301798100,5rtkit-daemon2460190-21python31
301798100,4rtkit-daemon667-21lldpd1
301798100,3rtkit-daemon2616379-21diskstats1
27327012101,7sleep2297-21systemd-journal2
25697672101,6sleep02570043-21sed0
30179890,5rtkit-daemon492-21gmain1
30179890,5rtkit-daemon2783730-21awk1
30179890,5rtkit-daemon2495430-21kthreadcore1
30179890,4rtkit-daemon3205-21sendmail-mta1
30179890,4rtkit-daemon2726395-21apt-get1
30179890,4rtkit-daemon2661188-21sed1
30179890,4rtkit-daemon2589153-21ntp_states1
30179890,4rtkit-daemon2506102-21apt-get1
30179890,3rtkit-daemon492-21gmain1
30179890,1rtkit-daemon0-21swapper/11
30179890,1rtkit-daemon0-21swapper/11
2804369291,4sleep12804401-21apt-get1
2627810290,5sleep12627887-21ntp_states1
2597766290,6sleep22598930-21grep2
2590273291,4sleep12590305-21apt-get1
2389249290,6sleep12391321-21kthreadcore1
30179880,5rtkit-daemon3205-21sendmail-mta1
30179880,5rtkit-daemon3205-21sendmail-mta1
30179880,5rtkit-daemon3200908-21packagekitd1
30179880,4rtkit-daemon638-21ntpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon448-21wpa_supplicant1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon317-21systemd-udevd1
30179880,4rtkit-daemon2451503-21grep1
30179880,4rtkit-daemon2426926-21grep1
30179880,4rtkit-daemon2400359-21munin-node1
30179880,4rtkit-daemon2400359-21munin-node1
30179880,4rtkit-daemon2400359-21munin-node1
30179880,2rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/11
2810779281,3sleep12810812-21apt-get1
2798146281,4sleep12798276-21grep1
2764514281,4sleep22764758-21users2
2746631281,4sleep22747624-21irqstats2
2729095281,4sleep12731222-21kthreadcore1
2692648281,4sleep02692892-21users0
2688581280,5sleep22690559-21cut2
2636820280,5sleep02636883-21kthreadcore0
2549898281,4sleep02549975-21ntp_states0
2537228280,5sleep02537341-21switchtime0
2467291281,4sleep22467312-21munin-run2
2447005280,2sleep22447117-21wc2
2387989281,4sleep30-21swapper/33
30179870,4rtkit-daemon638-21ntpd1
30179870,4rtkit-daemon636-21snmpd1
30179870,4rtkit-daemon636-21snmpd1
30179870,4rtkit-daemon492-21gmain1
30179870,4rtkit-daemon492-21gmain1
30179870,4rtkit-daemon3205-21sendmail-mta1
30179870,4rtkit-daemon2400359-21munin-node1
30179870,3rtkit-daemon667-21lldpd1
30179870,3rtkit-daemon492-21gmain1
30179870,3rtkit-daemon297-21systemd-journal1
30179870,3rtkit-daemon2788117-21kthreadcore1
30179870,3rtkit-daemon2759954-21ps1
30179870,3rtkit-daemon2400359-21munin-node2
30179870,3rtkit-daemon2400359-21munin-node1
30179870,1rtkit-daemon0-21swapper/11
2784919270,4sleep02785074-21/usr/sbin/munin0
2733306270,3sleep12733339-21apt-get1
2685922271,3sleep22685980-21ntp_states2
2662836270,5sleep22664101-21cut2
2656433271,4sleep22658250-21grep2
2622159270,4sleep02622160-21sshd0
2601061271,4sleep02601819-21wc0
2578833270,5sleep02580457-21kthreadcore0
2558236270,4sleep22559232-21irqstats2
2543907271,3sleep02544064-21users0
2543907271,3sleep02544064-21users0
2512530271,2sleep02512562-21apt-get0
2467944271,3sleep02468042-21irqcore0
2462616270,5sleep02464182-21cat0
2453820270,1sleep00-21swapper/00
2440137270,4sleep22440214-21ntp_states2
2433521270,4sleep22433584-21ntp_states2
2420676271,3sleep22420753-21ntp_states2
30179860,3rtkit-daemon2400359-21munin-node1
2799410260,3sleep02801170-21grep0
2791481261,3sleep02791542-21cut0
2790933260,1sleep20-21swapper/22
2754275261,2sleep00-21swapper/00
2752953260,3sleep22753331-21irqcore2
2726908260,4sleep02727009-21cpuspeed_turbos0
2719226261,3sleep2636-21snmpd2
2708141260,3sleep02709455-21grep0
2701695261,2sleep00-21swapper/00
2696299261,2sleep22698439-21kthreadcore2
2677973260,3sleep22679353-21memory2
2661662261,2sleep02661837-21/usr/sbin/munin0
2661056260,1sleep00-21swapper/00
2654448260,3sleep22654622-21latency_hist2
2649702262,2sleep00-21swapper/00
2642021261,2sleep00-21swapper/00
2640859261,2sleep20-21swapper/22
2629432260,3sleep02630309-21cut0
2609750260,3sleep22609783-21apt-get2
2590271260,1sleep00-21swapper/00
2584288261,3sleep22585300-21grep2
2570669263,1sleep02518752-21kworker/0:0+kacpid0
2551264261,2sleep00-21swapper/00
2547511261,3sleep22544688-21/usr/sbin/munin2
2544132260,1sleep20-21swapper/22
2544132260,1sleep20-21swapper/22
2499419260,3sleep22499445-21munin-run2
2460619260,1sleep00-21swapper/00
2427895260,1sleep00-21swapper/00
2415649260,3sleep02415737-21tune2fs0
2409453261,2sleep00-21swapper/00
2400248260,3sleep02400662-21hddtemp_smartct0
2816656250,1sleep00-21swapper/00
2784358250,3sleep20-21swapper/22
2771412250,1sleep20-21swapper/22
2771352250,1sleep00-21swapper/00
2765040250,1sleep00-21swapper/00
2745914251,2sleep20-21swapper/22
2745842250,1sleep00-21swapper/00
2739462250,1sleep00-21swapper/00
2739429250,1sleep20-21swapper/22
2719837250,1sleep20-21swapper/22
2719837250,1sleep20-21swapper/22
2715081250,3sleep02717166-21kthreadcore0
2693804250,2sleep00-21swapper/00
2680070250,1sleep00-21swapper/00
2673916250,1sleep00-21swapper/00
2647805250,1sleep20-21swapper/22
2628375250,1sleep20-21swapper/22
2603469250,3sleep22603666-21irqcore2
2589948250,1sleep00-21swapper/00
2576658250,1sleep20-21swapper/22
2565765250,2sleep20-21swapper/22
2531815250,1sleep20-21swapper/22
2519945250,2sleep02520811-21grep0
2519163250,3sleep20-21swapper/22
2512720250,2sleep22512861-21head2
2512082250,1sleep00-21swapper/00
2492649250,1sleep00-21swapper/00
2486374250,1sleep00-21swapper/00
2482672250,3sleep22484808-21kthreadcore2
2479993250,1sleep00-21swapper/00
2475917251,2sleep20-21swapper/22
2469037251,2sleep22470679-21kthreadcore2
2437713250,2sleep00-21swapper/00
2434245250,1sleep00-21swapper/00
2415176250,1sleep20-21swapper/22
2402835250,3sleep20-21swapper/22
2397994250,3sleep02399176-21memory0
2394980251,2sleep20-21swapper/22
2779526240,2sleep00-21swapper/00
2778112240,3sleep00-21swapper/00
2778084241,2sleep22393830-21cyclictest2
2751497240,2sleep02751615-21smartctl0
2726095240,3sleep20-21swapper/22
2667863240,1sleep20-21swapper/22
2628988240,3sleep20-21swapper/22
2616186240,1sleep20-21swapper/22
2596048240,3sleep20-21swapper/22
2560566240,2sleep00-21swapper/00
2507523240,2sleep20-21swapper/22
2499677240,1sleep20-21swapper/22
2498723240,2sleep02498879-21cat0
2456436240,2sleep20-21swapper/22
2441583240,1sleep00-21swapper/00
2423231240,2sleep20-21swapper/22
2804727230,1sleep00-21swapper/00
2791298230,1sleep20-21swapper/22
2719608230,1sleep00-21swapper/00
2719608230,1sleep00-21swapper/00
2711652230,1sleep22711939-21strings2
2705318230,1sleep20-21swapper/22
2680839230,1sleep00-21swapper/00
2628462230,1sleep00-21swapper/00
2604678230,1sleep00-21swapper/00
2583226230,1sleep20-21swapper/22
2551070230,1sleep20-21swapper/22
2526381230,1sleep20-21swapper/22
2499857230,1sleep00-21swapper/00
2487130230,1sleep20-21swapper/22
2453862230,1sleep20-21swapper/22
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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