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2026-01-13 - 05:36
[ 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 792 highest latencies:
System rackeslot8s.osadl.org (updated Tue Jan 13, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17756519913230,1320cyclictest21001962sleep33
17756519911481,1143cyclictest1965278-21sleep3
1775651991812,3cyclictest17758212sleep33
177565199177,7cyclictest2074362-21turbostat3
1775651991715,1cyclictest0-21swapper/33
177565199171,13cyclictest2125957-21taskset3
177565199171,13cyclictest2125957-21taskset3
18675792161,12sleep01867600-21cron0
177565199161,12cyclictest2132849-21taskset3
177565199161,12cyclictest2093586-21taskset3
177565199161,11cyclictest1790178-21taskset3
1775651991513,1cyclictest0-21swapper/33
1775651991513,1cyclictest0-21swapper/33
1775651991513,1cyclictest0-21swapper/33
1775651991513,0cyclictest0-21swapper/33
1775651991512,1cyclictest0-21swapper/33
1775651991512,1cyclictest0-21swapper/33
1775651991512,1cyclictest0-21swapper/33
177565199151,10cyclictest1997635-21taskset3
177565199151,10cyclictest19911862sleep33
177565199151,10cyclictest18745082sleep33
177565199145,6cyclictest21923792sleep33
1775651991413,0cyclictest0-21swapper/33
1775651991412,1cyclictest0-21swapper/33
1775651991412,1cyclictest0-21swapper/33
1775651991412,1cyclictest0-21swapper/33
1775651991412,1cyclictest0-21swapper/33
1775651991412,1cyclictest0-21swapper/33
1775651991412,1cyclictest0-21swapper/33
1775651991412,1cyclictest0-21swapper/33
1775651991412,0cyclictest0-21swapper/33
1775651991412,0cyclictest0-21swapper/33
1775651991412,0cyclictest0-21swapper/33
1775651991411,1cyclictest0-21swapper/33
1775651991411,1cyclictest0-21swapper/33
1775651991411,1cyclictest0-21swapper/33
177565199141,10cyclictest2177483-21chrt3
177565199141,10cyclictest2107361-21taskset3
177565199141,10cyclictest2061085-21taskset3
177565199141,10cyclictest2016367-21taskset3
177565199141,10cyclictest1951712-21taskset3
177565199141,10cyclictest1873437-21taskset3
177565199141,10cyclictest1829086-21taskset3
177565199141,10cyclictest1809589-21taskset3
177565199140,11cyclictest2190773-21taskset3
177565199140,11cyclictest2184024-21chrt3
177565199140,11cyclictest1984738-21taskset3
177565199140,11cyclictest1913871-21taskset3
301798130,8rtkit-daemon1939762-21diskstats2
21906242131,2sleep20-21swapper/22
18294902131,2sleep00-21swapper/00
177565199131,9cyclictest2119277-21taskset3
177565199131,9cyclictest2061746-21taskset3
177565199131,9cyclictest1978357-21chrt3
177565199131,9cyclictest1886776-21taskset3
177565199131,9cyclictest1810096-21taskset3
177565199131,9cyclictest1799413-21taskset3
1775651991311,1cyclictest0-21swapper/33
1775651991311,1cyclictest0-21swapper/33
1775651991311,1cyclictest0-21swapper/33
1775651991310,1cyclictest0-21swapper/33
1775651991310,1cyclictest0-21swapper/33
1775651991310,1cyclictest0-21swapper/33
177565199130,10cyclictest2145711-21taskset3
177565199130,10cyclictest1853739-21taskset3
177565199130,10cyclictest1821685-21chrt3
301798120,4rtkit-daemon636-21snmpd0
301798120,4rtkit-daemon1782144-21munin-node0
21588012121,8sleep22158950-21df_inode2
20720562121,4sleep02073310-21memory0
18856762127,2sleep20-21swapper/22
18439252120,2sleep1321rcuc/11
177565199121,8cyclictest2016854-21taskset3
177565199120,9cyclictest2023285-21taskset3
177565199120,10cyclictest2036037-21taskset3
177565199120,10cyclictest1958523-21chrt3
177565199120,10cyclictest1855019-21chrt3
301798110,6rtkit-daemon1987905-21cut1
301798110,3rtkit-daemon317-21systemd-udevd1
21582472110,1sleep22158404-21cat2
19783592112,5sleep01978392-21apt-get0
18835282111,8sleep10-21swapper/11
18678672112,5sleep01867889-21apt-get0
17753002110,3sleep30-21swapper/33
301798100,6rtkit-daemon636-21snmpd0
301798100,6rtkit-daemon2145497-21kworker/0:2+kacpid0
20352102101,5sleep22035426-21users2
19655232102,4sleep01965545-21apt-get0
18014882100,1sleep00-21swapper/00
17908992101,5sleep21791048-21df_inode2
17847722101,6sleep21784909-21sort2
17694462100,7sleep11769518-21grep1
30179890,6rtkit-daemon3205-21sendmail-mta2
30179890,5rtkit-daemon636-21snmpd1
30179890,5rtkit-daemon448-21wpa_supplicant0
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon2139044-21munin-run0
30179890,4rtkit-daemon1893501-21cron2
30179890,4rtkit-daemon1790934-21grep1
30179890,4rtkit-daemon1782144-21munin-node0
30179890,1rtkit-daemon3016-21rtkit-daemon0
2190879291,4sleep12190912-21apt-get1
2184895290,2sleep02184998-21irqcore0
2158765291,4sleep12158798-21apt-get1
2132864291,4sleep12132896-21apt-get1
2132345291,5sleep12132362-21munin-run1
2005597290,7sleep12007635-21grep1
1946280291,5sleep11946429-21df_inode1
1946244291,4sleep01946277-21apt-get0
1932282291,6sleep21932526-21users2
1914880291,2sleep0171rcu_preempt0
1867892290,5sleep11868048-21diskstats1
1860264291,5sleep21860341-21ntp_states2
30179880,5rtkit-daemon636-21snmpd0
30179880,5rtkit-daemon3205-21sendmail-mta0
30179880,5rtkit-daemon3205-21sendmail-mta0
30179880,5rtkit-daemon3205-21sendmail-mta0
30179880,5rtkit-daemon3205-21sendmail-mta0
30179880,5rtkit-daemon317-21systemd-udevd2
30179880,5rtkit-daemon1782144-21munin-node0
30179880,4rtkit-daemon638-21ntpd0
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon448-21wpa_supplicant0
30179880,4rtkit-daemon3200908-21packagekitd0
30179880,4rtkit-daemon297-21systemd-journal0
30179880,4rtkit-daemon1782144-21munin-node2
30179880,4rtkit-daemon1782144-21munin-node2
30179880,4rtkit-daemon1782144-21munin-node1
30179880,4rtkit-daemon1782144-21munin-node1
30179880,4rtkit-daemon1782144-21munin-node0
30179880,4rtkit-daemon1782144-21munin-node0
30179880,4rtkit-daemon1782144-21munin-node0
30179880,4rtkit-daemon1782144-21munin-node0
30179880,4rtkit-daemon1776781-21cut1
30179880,3rtkit-daemon638-21ntpd0
30179880,3rtkit-daemon1900587-21apt-get2
30179880,3rtkit-daemon1877672-21grep0
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
2149359281,4sleep22150844-21memory2
2146972282,3sleep02147316-21tr0
2100245280,5sleep22100388-21df2
2100209280,4sleep12100242-21apt-get1
2094620280,5sleep22095586-21cut2
2068223280,5sleep22068353-21cpuspeed_turbos2
2062146283,2sleep22062441-21irqcore2
2049311280,5sleep22049962-21cut2
2023449281,4sleep12023649-21hddtemp_smartct1
1984750281,3sleep01984783-21apt-get0
1959087281,4sleep01959242-21diskstats0
1958796281,4sleep0431-21dbus-daemon0
1920485280,2sleep21920575-21fschecks_time2
1895855280,6sleep10-21swapper/11
1894399281,3sleep01894431-21apt-get0
1841259280,4sleep11841483-21users1
30179870,4rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon638-21ntpd2
30179870,3rtkit-daemon638-21ntpd1
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd1
30179870,3rtkit-daemon1782144-21munin-node1
30179870,3rtkit-daemon1782144-21munin-node0
30179870,3rtkit-daemon1782144-21munin-node0
30179870,3rtkit-daemon1782144-21munin-node0
30179870,3rtkit-daemon1782144-21munin-node0
30179870,3rtkit-daemon1782144-21munin-node0
2196139271,4sleep22196197-21ntp_states2
2132386270,3sleep22132361-21apt-get2
2099953271,3sleep10-21swapper/11
2036050271,3sleep12036083-21apt-get1
2012708270,5sleep22014805-21kthreadcore2
1998061270,4sleep21999052-21irqstats2
1866884270,4sleep21867053-21cat2
1845956270,4sleep21847276-21memory2
1829761270,4sleep21830757-21irqstats2
1815209270,4sleep21815372-21awk2
1798252270,4sleep21799412-21tr2
1782005270,4sleep01782212-21latency_hist0
1769410271,2sleep01769443-21apt-get0
30179860,3rtkit-daemon492-21gmain0
2165237261,2sleep20-21swapper/22
2119103260,3sleep1636-21snmpd1
2106358260,3sleep12106379-21apt-get1
2055732261,2sleep20-21swapper/22
2018649261,2sleep20-21swapper/22
1987310260,3sleep21989445-21cut2
1977290260,3sleep00-21swapper/00
1964437262,1sleep244-21ksoftirqd/22
1945039261,3sleep01945239-21unixbench-2d0
1940010261,2sleep10-21swapper/11
1928411260,3sleep01930436-21cut0
1926362260,1sleep10-21swapper/11
1920297261,2sleep00-21swapper/00
1902537260,3sleep01904052-21grep0
1855423260,3sleep11855762-21sed1
1840957261,3sleep21841019-21open_files2
1821405260,4sleep21821681-21needreboot2
1816100261,2sleep00-21swapper/00
1781986261,3sleep2636-21snmpd2
2184512251,2sleep10-21swapper/11
2179534250,3sleep22180870-21cut2
2171866250,3sleep22172066-21smartctl2
2171656250,1sleep10-21swapper/11
2147317250,2sleep1321rcuc/11
2127615251,2sleep20-21swapper/22
2122365250,3sleep12124495-21cut1
2122365250,3sleep12124495-21cut1
2119092250,1sleep20-21swapper/22
2080352250,1sleep10-21swapper/11
2048615250,1sleep10-21swapper/11
2043882251,2sleep22042490-21/usr/sbin/munin2
2017698251,2sleep10-21swapper/11
2011549250,3sleep12012707-21cut1
2004204250,3sleep22004010-21/usr/sbin/munin2
1997097250,1sleep10-21swapper/11
1996663250,2sleep20-21swapper/22
1978013250,1sleep20-21swapper/22
1971401250,1sleep20-21swapper/22
1920042250,3sleep11920120-21latency_hist1
1907480250,3sleep00-21swapper/00
1907044250,1sleep10-21swapper/11
1893904250,1sleep10-21swapper/11
1893825250,1sleep00-21swapper/00
1852606250,3sleep2421rcuc/22
1850552250,2sleep10-21swapper/11
1828939250,1sleep20-21swapper/22
1809472250,1sleep00-21swapper/00
1790337250,1sleep00-21swapper/00
1771382250,2sleep20-21swapper/22
2178080240,1sleep10-21swapper/11
2153626241,1sleep10-21swapper/11
2140733240,2sleep20-21swapper/22
2125850240,3sleep20-21swapper/22
2125850240,3sleep20-21swapper/22
2107221240,2sleep22107351-21ps2
2093379240,3sleep20-21swapper/22
2092709241,1sleep10-21swapper/11
2068187240,1sleep10-21swapper/11
2061945240,2sleep12062145-21hddtemp_smartct1
2036915241,1sleep20-21swapper/22
2023650240,2sleep22023742-21irqcore2
1978541240,1sleep20-21swapper/22
1939254240,3sleep00-21swapper/00
1933550240,2sleep11934052-21irqcore1
1893185240,3sleep10-21swapper/11
1879987240,3sleep20-21swapper/22
1863678240,2sleep10-21swapper/11
1809634240,3sleep20-21swapper/22
2170482230,1sleep10-21swapper/11
2139021230,1sleep10-21swapper/11
2086918230,1sleep20-21swapper/22
2081153230,1sleep10-21swapper/11
2074876230,1sleep20-21swapper/22
2055531230,1sleep10-21swapper/11
2048892230,1sleep10-21swapper/11
2029851230,1sleep10-21swapper/11
1997593230,1sleep10-21swapper/11
1952530230,1sleep20-21swapper/22
1932681230,1sleep10-21swapper/11
1912916230,1sleep10-21swapper/11
1874501230,1sleep10-21swapper/11
1873290230,1sleep20-21swapper/22
1822885230,1sleep00-21swapper/00
1816512230,1sleep00-21swapper/00
1790655230,1sleep00-21swapper/00
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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