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2026-02-19 - 06:04
[ 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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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 19, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23241109912991,1292cyclictest2583834-21sleep3
23241109911410,1137cyclictest24423252sleep33
2324110992712,266cyclictest2330474-21turbostat3
2324110992320,1cyclictest0-21swapper/33
2324110991916,1cyclictest0-21swapper/33
2324110991614,1cyclictest0-21swapper/33
2324110991613,1cyclictest0-21swapper/33
2324110991613,1cyclictest0-21swapper/33
232411099161,10cyclictest26999282sleep33
26792452151,4sleep02679303-21ntp_states0
24310372151,4sleep02432136-21cut0
2324110991513,1cyclictest0-21swapper/33
2324110991513,0cyclictest0-21swapper/33
2324110991512,1cyclictest0-21swapper/33
2324110991512,1cyclictest0-21swapper/33
2324110991512,1cyclictest0-21swapper/33
2324110991512,1cyclictest0-21swapper/33
2324110991512,1cyclictest0-21swapper/33
232411099151,11cyclictest2712823-21taskset3
232411099151,11cyclictest2519379-21turbostat3
232411099151,11cyclictest2358521-21taskset3
232411099151,10cyclictest24297252sleep33
23330692141,9sleep22333266-21hddtemp_smartct2
232411099144,7cyclictest2448507-21taskset3
232411099141,9cyclictest24037842sleep33
232411099141,9cyclictest23650372sleep33
2324110991412,1cyclictest0-21swapper/33
2324110991412,1cyclictest0-21swapper/33
2324110991412,1cyclictest0-21swapper/33
2324110991412,1cyclictest0-21swapper/33
2324110991412,1cyclictest0-21swapper/33
2324110991411,1cyclictest0-21swapper/33
2324110991411,1cyclictest0-21swapper/33
2324110991411,1cyclictest0-21swapper/33
2324110991411,1cyclictest0-21swapper/33
2324110991411,1cyclictest0-21swapper/33
232411099141,10cyclictest2731761-21turbostat3
232411099141,10cyclictest2559579-21taskset3
232411099141,10cyclictest2379198-21taskset3
26675462130,1sleep30-21swapper/33
232411099135,6cyclictest2654462-21turbostat3
232411099133,8cyclictest2467838-21taskset3
232411099131,9cyclictest2745091-21taskset3
232411099131,9cyclictest2564516-21taskset3
232411099131,8cyclictest24875572sleep33
2324110991312,0cyclictest0-21swapper/33
2324110991312,0cyclictest0-21swapper/33
232411099131,10cyclictest2635451-21taskset3
232411099131,10cyclictest2635223-21turbostat3
232411099131,10cyclictest2455239-21turbostat3
2324110991311,0cyclictest0-21swapper/33
2324110991310,1cyclictest0-21swapper/33
232411099130,10cyclictest2737879-21taskset3
232411099130,10cyclictest2647901-21taskset3
232411099130,10cyclictest2647901-21taskset3
301798120,7rtkit-daemon2476336-21grep1
26936772121,4sleep12694673-21irqstats1
232411099127,3cyclictest2323980-21turbostat3
232411099123,7cyclictest2480764-21taskset3
232411099121,9cyclictest2532194-21chrt3
232411099121,9cyclictest23393572sleep33
232411099121,8cyclictest2371439-21taskset3
2324110991211,0cyclictest0-21swapper/33
2324110991210,1cyclictest0-21swapper/33
232411099120,9cyclictest2648282-21chrt3
232411099120,9cyclictest2627970-21taskset3
232411099120,9cyclictest2596899-21taskset3
232411099120,9cyclictest2410447-21chrt3
232411099120,10cyclictest2712526-21chrt3
232411099120,10cyclictest2390988-21taskset3
232411099120,10cyclictest2390463-21taskset3
23234602120,3sleep30-21swapper/33
301798110,7rtkit-daemon636-21snmpd1
301798110,6rtkit-daemon2535554-21cat1
301798110,5rtkit-daemon2416952-21apt-get1
301798110,4rtkit-daemon3200908-21packagekitd1
301798110,4rtkit-daemon2330618-21munin-node1
26421282110,5sleep22642317-21if_eno12
26421282110,5sleep22642317-21if_eno12
25887702110,8sleep02589279-21tr0
2324110991110,0cyclictest0-21swapper/33
301798100,6rtkit-daemon2606705-21kthreadcore1
301798100,6rtkit-daemon2370521-21grep2
301798100,5rtkit-daemon636-21snmpd1
301798100,3rtkit-daemon2330618-21munin-node1
27073472101,6sleep12708341-21grep1
26085842100,7sleep22608643-21ntp_states2
24799652101,6sleep22480036-21ntp_states2
23336292101,1sleep00-21swapper/00
30179890,5rtkit-daemon448-21wpa_supplicant1
30179890,5rtkit-daemon447-21systemd-logind1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon2719574-21hddtemp_smartct1
30179890,5rtkit-daemon2641909-21apt-get1
30179890,5rtkit-daemon2641909-21apt-get1
30179890,4rtkit-daemon448-21wpa_supplicant1
30179890,1rtkit-daemon0-21swapper/11
2687378290,6sleep12688304-21ps1
2609931290,6sleep22610016-21fschecks_time2
2584061291,4sleep12584094-21apt-get1
2473641291,6sleep22468336-21/usr/sbin/munin2
2442331291,5sleep22442355-21munin-run2
2358633293,4sleep22358642-21cpu2
30179880,5rtkit-daemon331ktimers/11
30179880,4rtkit-daemon667-21lldpd2
30179880,4rtkit-daemon667-21lldpd1
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon3205-21sendmail-mta1
30179880,4rtkit-daemon3200908-21packagekitd1
30179880,4rtkit-daemon2699399-21apt-get1
30179880,4rtkit-daemon2330618-21munin-node1
30179880,4rtkit-daemon2330618-21munin-node1
30179880,4rtkit-daemon2330618-21munin-node1
30179880,4rtkit-daemon2330618-21munin-node1
30179880,3rtkit-daemon2411602-21cut1
30179880,1rtkit-daemon0-21swapper/22
2685716281,5sleep00-21swapper/00
2675627280,5sleep12677649-21cut1
2661135281,3sleep02661167-21apt-get0
2576845282,4sleep02577009-21/usr/sbin/munin0
2572568281,5sleep10-21swapper/11
2560721280,5sleep02562843-21kthreadcore0
2519679281,4sleep02519825-21df0
2506996280,5sleep02507128-21grep0
2506804281,3sleep22506837-21apt-get2
2505730281,4sleep22505855-21python32
2481146281,3sleep12481179-21apt-get1
2447756280,1sleep20-21swapper/22
2391038281,4sleep12391187-21df_inode1
2357621280,4sleep02357730-21find0
2329527281,4sleep00-21swapper/00
30179870,4rtkit-daemon638-21ntpd2
30179870,4rtkit-daemon638-21ntpd1
30179870,4rtkit-daemon638-21ntpd1
30179870,4rtkit-daemon3200908-21packagekitd1
30179870,4rtkit-daemon2330618-21munin-node1
30179870,4rtkit-daemon2330618-21munin-node1
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon492-21gmain1
30179870,3rtkit-daemon2741561-21tr1
30179870,3rtkit-daemon2330618-21munin-node1
30179870,3rtkit-daemon2330618-21munin-node1
30179870,3rtkit-daemon2330618-21munin-node1
30179870,2rtkit-daemon2541717-21kthreadcore1
30179870,1rtkit-daemon0-21swapper/11
2750200270,4sleep22750251-21awk2
2694674270,4sleep22695987-21grep2
2686555271,3sleep22686572-21munin-run2
2674179270,4sleep22674379-21hddtemp_smartct2
2673706270,4sleep02673884-21latency_hist0
2671656270,4sleep22672667-21load2
2648705271,4sleep22649360-21sed2
2643256272,3sleep02643369-21kthreadcore0
2643256272,3sleep02643369-21kthreadcore0
2629045270,3sleep02629078-21apt-get0
2603522270,4sleep02603722-21hddtemp_smartct0
2545363271,3sleep02545396-21apt-get0
2533391271,3sleep22534297-21kthreadcore2
2526055271,3sleep22526088-21apt-get2
2518525270,4sleep22518608-21/usr/sbin/munin2
2499317271,3sleep02499442-21smart_sda0
2330449271,4sleep12330469-21/usr/sbin/munin1
2323265270,4sleep22323458-21timerwakeupswit2
30179860,3rtkit-daemon638-21ntpd2
2744559260,1sleep00-21swapper/00
2731629260,1sleep00-21swapper/00
2719617262,2sleep02720388-21irqrtprio0
2719358261,2sleep22719412-21fschecks_count2
2712787261,2sleep22712820-21apt-get2
2687205261,2sleep00-21swapper/00
2622054260,1sleep00-21swapper/00
2585451261,2sleep20-21swapper/22
2583454260,1sleep20-21swapper/22
2538926261,2sleep02538961-21apt-get0
2513616261,2sleep00-21swapper/00
2493359260,1sleep20-21swapper/22
2462376260,4sleep02463371-21irqrtprio0
2455954260,3sleep02456941-21irqstats0
2449460261,2sleep20-21swapper/22
2444573260,3sleep02446627-21cut0
2438083260,3sleep02440134-21kthreadcore0
2429467261,2sleep00-21swapper/00
2429188260,1sleep20-21swapper/22
2422512260,3sleep02422709-21users0
2418859260,3sleep22420907-21grep2
2412399261,2sleep0667-21lldpd0
2397131260,1sleep20-21swapper/22
2390584260,1sleep20-21swapper/22
2372353260,3sleep02373267-21grep0
2370951260,1sleep00-21swapper/00
2318052261,2sleep10-21swapper/11
2317895260,3sleep02318051-21diskstats0
2745117250,3sleep02745322-21basename0
2739900250,2sleep20-21swapper/22
2726986250,2sleep20-21swapper/22
2714384250,2sleep00-21swapper/00
2705416250,2sleep22705582-21sed2
2686847250,2sleep22687003-21diskstats2
2654708250,2sleep20-21swapper/22
2648474250,3sleep02648513-21fschecks_count0
2636408250,3sleep02637364-21kthreadcore0
2635450250,1sleep20-21swapper/22
2631400250,2sleep20-21swapper/22
2628633250,1sleep20-21swapper/22
2610193250,2sleep00-21swapper/00
2602930250,1sleep00-21swapper/00
2597383250,2sleep22598370-21irqstats2
2583581250,3sleep00-21swapper/00
2570480250,1sleep20-21swapper/22
2558598251,2sleep20-21swapper/22
2528720250,2sleep00-21swapper/00
2500830250,2sleep02501588-21cut0
2487594250,2sleep02487687-21cut0
2487289250,1sleep00-21swapper/00
2486986250,1sleep20-21swapper/22
2464422250,2sleep2421rcuc/22
2410458250,2sleep20-21swapper/22
2409683250,1sleep20-21swapper/22
2405239250,2sleep00-21swapper/00
2397796250,3sleep02398383-21irqrtprio0
2397004250,3sleep00-21swapper/00
2383783250,1sleep20-21swapper/22
2367441251,1sleep10-21swapper/11
2348077250,3sleep02350172-21kthreadcore0
2340815250,3sleep02342493-21grep0
2733476240,2sleep22735264-21cut2
2732408240,1sleep00-21swapper/00
2708342240,2sleep20-21swapper/22
2706362240,2sleep02706395-21apt-get0
2701186241,1sleep00-21swapper/00
2699279240,3sleep00-21swapper/00
2667199240,3sleep20-21swapper/22
2628787240,3sleep00-21swapper/00
2621998240,3sleep20-21swapper/22
2592423240,2sleep00-21swapper/00
2590499240,1sleep20-21swapper/22
2570869240,1sleep20-21swapper/22
2541328240,1sleep20-21swapper/22
2538633240,3sleep00-21swapper/00
2494453240,2sleep20-21swapper/22
2451222240,1sleep00-21swapper/00
2397377240,3sleep20-21swapper/22
2390440240,3sleep00-21swapper/00
2362229240,1sleep00-21swapper/00
2345454240,1sleep10-21swapper/11
2657872230,1sleep00-21swapper/00
2551788230,1sleep00-21swapper/00
2551738230,1sleep20-21swapper/22
2545556230,1sleep20-21swapper/22
2477858230,1sleep00-21swapper/00
2468372230,1sleep00-21swapper/00
2429977230,1sleep20-21swapper/22
2380386230,1sleep00-21swapper/00
2358998230,1sleep10-21swapper/11
2352204230,1sleep10-21swapper/11
2346000230,1sleep10-21swapper/11
2332970230,1sleep10-21swapper/11
2564518220,1sleep00-21swapper/00
2519627220,1sleep20-21swapper/22
2455471220,1sleep20-21swapper/22
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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