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2026-03-05 - 16:49
[ 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 #0, slot #4

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 50 highest latencies:
System rack0slot4s.osadl.org (updated Thu Mar 05, 2026 00:46:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10912862384362,19sleep50-21swapper/519:06:0811
10913702370331,13sleep130-21swapper/1319:07:055
10912832367330,13sleep30-21swapper/319:06:079
10916142361340,14sleep70-21swapper/719:09:4013
10915702361353,5sleep80-21swapper/819:09:1014
10916222356335,14sleep150-21swapper/1519:09:487
10915052355334,14sleep110-21swapper/1119:08:243
10916032351332,12sleep20-21swapper/219:09:368
10912462350330,13sleep60-21swapper/619:05:3712
10915592349331,12sleep140-21swapper/1419:08:586
10914182347327,13sleep120-21swapper/1219:07:364
10913272347327,13sleep10-21swapper/119:06:381
10915802346325,14sleep00-21swapper/019:09:170
10914442346326,13sleep90-21swapper/919:07:5015
10913062346324,15sleep40-21swapper/419:06:2510
10915342345323,14sleep100-21swapper/1019:08:392
1092137999336,28cyclictest0-21swapper/1520:22:007
1092116999335,30cyclictest0-21swapper/820:22:0014
1092126998729,30cyclictest0-21swapper/1120:22:013
1092088998610,76cyclictest0-21swapper/020:22:000
1092091998426,29cyclictest0-21swapper/120:21:591
1092112998326,28cyclictest0-21swapper/720:22:0113
1092097998022,29cyclictest0-21swapper/320:22:009
1092121997271,1cyclictest3318-21Xorg20:21:5915
1092107996636,30cyclictest0-21swapper/620:22:0012
1092134994140,1cyclictest3318-21Xorg20:22:006
1092088993529,1cyclictest1774-21snmpd21:16:050
1092112993332,1cyclictest0-21swapper/723:30:1313
1092088993328,1cyclictest1774-21snmpd19:59:100
109213299320,31cyclictest1353227-21/usr/sbin/munin23:15:245
1092128993231,1cyclictest1406078-21kworker/u32:0+flush-259:000:35:174
1092102993230,1cyclictest1774-21snmpd21:55:1511
109208899320,30cyclictest0-21swapper/020:55:330
109213799310,30cyclictest0-21swapper/1523:50:287
109213799310,30cyclictest0-21swapper/1521:25:147
109213299310,30cyclictest0-21swapper/1321:02:335
109213299310,30cyclictest0-21swapper/1300:31:235
1092128993128,3cyclictest3318-21Xorg20:22:004
109212699310,30cyclictest0-21swapper/1122:50:533
1092123993130,1cyclictest1293399-21kworker/10:0+events22:37:022
109212399310,30cyclictest0-21swapper/1021:37:572
1092121993130,1cyclictest1774-21snmpd00:05:3615
1092121993130,1cyclictest0-21swapper/900:30:1315
109212199310,30cyclictest0-21swapper/920:32:5015
109212199310,29cyclictest0-21swapper/900:25:1515
109211299310,30cyclictest0-21swapper/722:57:2613
1092097993130,1cyclictest1425112-21nodev-device-ev00:10:179
109209799310,30cyclictest0-21swapper/300:35:269
109209499310,30cyclictest0-21swapper/200:05:158
109208899310,30cyclictest0-21swapper/021:49:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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