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2026-01-17 - 13:40
[ 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 #5

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 100 highest latencies:
System rackeslot5s.osadl.org (updated Sat Jan 17, 2026 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24706992520,3cyclictest600-21systemd-logind00:00:013
24706992421,2cyclictest4553-21basename22:55:013
24706992420,3cyclictest0-21swapper/300:12:113
24706992418,5cyclictest6753-21munin-run19:40:013
2470499241,22cyclictest18110-21apt-get22:17:131
24706992319,3cyclictest4075-21apt-get20:42:123
2470699230,22cyclictest13674-21apt-get21:02:113
24704992321,1cyclictest607-21in:imuxsock19:20:001
24704992321,1cyclictest30141-21apt-get22:42:131
24703992323,0cyclictest0-21swapper/020:57:110
24703992320,2cyclictest26034-21idleruntime-cro21:25:010
24703992320,2cyclictest22135-21latency_hist23:30:000
2470399230,22cyclictest29722-21sendmail-msp22:40:000
2470399230,22cyclictest16961-21perf23:20:010
24706992221,0cyclictest7118-21apt-get00:07:123
24706992220,1cyclictest32316-21apt-get19:27:113
24706992220,1cyclictest1738-21turbostat.cron23:55:013
2470699220,2cyclictest23256-21dump-pmu-power21:20:013
2470699220,21cyclictest8442-21idleruntime-cro20:50:013
2470699220,21cyclictest7172-21apt-get19:42:123
2470699220,21cyclictest0-21swapper/321:42:113
2470699220,1cyclictest0-21swapper/321:10:003
24705992222,0cyclictest32181-21apt-get23:52:132
24705992220,1cyclictest31745-21dump-pmu-power23:50:012
24705992220,1cyclictest26011-21munin-run20:20:002
2470599220,21cyclictest4350-21munin-run19:35:002
2470599220,21cyclictest4169-21sendmail00:00:012
2470599220,21cyclictest10924-21apt-get22:02:112
2470599220,21cyclictest0-21swapper/200:22:122
2470599220,1cyclictest28453-21basename21:30:012
2470599220,1cyclictest0-21swapper/221:40:012
24704992220,1cyclictest606-21dbus-daemon20:55:011
24704992219,1cyclictest313-21systemd-journal23:00:011
2470499220,21cyclictest22919-21apt-get22:27:121
2470499220,21cyclictest1592-21apt-get20:37:111
2470499220,21cyclictest14405-21apt-get19:57:111
2470499220,21cyclictest0-21swapper/122:52:091
2470499220,1cyclictest211rcuc/120:25:001
24703992221,1cyclictest3720-21apt-get21:47:120
24703992220,1cyclictest31890-21turbostat.cron19:25:000
24703992220,1cyclictest19216-21apt-get20:07:120
24703992220,1cyclictest16298-21awk00:25:000
24703992220,1cyclictest0-21swapper/022:35:000
24703992219,2cyclictest606-21dbus-daemon00:35:010
24703992219,2cyclictest1183-21awk20:35:010
2470399220,21cyclictest23592-21awk20:15:000
2470399220,21cyclictest0-21swapper/023:37:130
2470399220,21cyclictest0-21swapper/023:12:130
2470399220,21cyclictest0-21swapper/022:12:120
2470399220,21cyclictest0-21swapper/021:52:100
2470399220,21cyclictest0-21swapper/019:12:110
2470399220,1cyclictest26007-21perf20:20:000
24706992121,0cyclictest0-21swapper/323:22:143
24706992120,1cyclictest4968-21apt-get22:57:123
2470699210,0cyclictest21609-21apt-get20:12:123
2470699210,0cyclictest0-21swapper/321:12:123
24705992121,0cyclictest24070-21apt-get21:22:112
24705992120,1cyclictest9516-21apt-get00:12:122
24705992120,1cyclictest29220-21apt-get20:27:132
24705992120,1cyclictest14961-21apt-get23:17:102
24705992120,1cyclictest0-21swapper/219:52:112
24705992119,2cyclictest32534-21apt-get22:47:132
2470599210,20cyclictest0-21swapper/220:40:012
2470599210,1cyclictest1-21systemd21:45:002
2470599210,1cyclictest0-21swapper/221:05:002
24704992121,0cyclictest7383-21apt-get23:02:111
24704992121,0cyclictest0-21swapper/121:17:121
24704992121,0cyclictest0-21swapper/119:27:111
24704992120,1cyclictest17380-21apt-get23:22:131
24704992119,1cyclictest9156-21munin-run19:45:011
24704992119,1cyclictest4343-21basename19:35:001
2470499210,21cyclictest0-21swapper/100:37:091
2470499210,20cyclictest0-21swapper/123:32:121
2470499210,20cyclictest0-21swapper/120:57:111
2470499210,1cyclictest15305-21munin-run22:10:011
2470499210,0cyclictest23243-21apt-get21:20:021
2470499210,0cyclictest0-21swapper/122:32:111
2470499210,0cyclictest0-21swapper/120:27:121
24703992121,0cyclictest0-21swapper/000:27:110
24703992120,0cyclictest0-21swapper/020:52:120
2470399210,21cyclictest0-21swapper/019:52:100
2470399210,20cyclictest0-21swapper/020:47:110
2470399210,0cyclictest0-21swapper/022:47:130
2470399210,0cyclictest0-21swapper/021:17:120
24706992020,0cyclictest25327-21apt-get22:32:113
24706992020,0cyclictest14405-21apt-get19:57:113
24706992020,0cyclictest0-21swapper/323:32:133
24706992020,0cyclictest0-21swapper/322:27:123
24706992020,0cyclictest0-21swapper/300:32:133
24706992019,0cyclictest0-21swapper/322:12:123
24706992018,1cyclictest30857-21perf21:35:013
24706992018,1cyclictest18669-21cron00:30:013
24706992013,1cyclictest31262-21apt-get21:37:113
2470699200,20cyclictest0-21swapper/322:40:003
2470699200,0cyclictest27505-21apt-get19:17:103
2470699200,0cyclictest0-21swapper/321:57:113
2470699200,0cyclictest0-21swapper/321:47:123
24705992020,0cyclictest25112-21apt-get19:12:112
24705992020,0cyclictest21258-21apt-get21:17:122
24705992020,0cyclictest0-21swapper/222:27:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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