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2026-03-09 - 07:31
[ 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 #6

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 rack0slot6s.osadl.org (updated Mon Mar 09, 2026 00:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28527832255248,4sleep00-21swapper/019:06:010
28530852250242,5sleep170-21swapper/1719:09:399
28527782248240,5sleep160-21swapper/1619:05:578
28529522247208,12sleep30-21swapper/319:08:0513
28529732237218,12sleep190-21swapper/1919:08:2111
28529062237220,10sleep100-21swapper/1019:07:322
28528172237196,12sleep80-21swapper/819:06:2918
28528942236198,30sleep20-21swapper/219:07:2412
28527802236216,13sleep180-21swapper/1819:05:5910
28528202234219,9sleep110-21swapper/1119:06:333
28527412234213,13sleep90-21swapper/919:05:3019
28528152228209,12sleep60-21swapper/619:06:2816
28530222227208,12sleep10-21swapper/119:09:031
28528242227206,13sleep150-21swapper/1519:06:377
28531082226205,13sleep130-21swapper/1319:09:565
28528102225206,12sleep40-21swapper/419:06:2614
28527882223205,11sleep50-21swapper/519:06:0715
28527972219199,13sleep120-21swapper/1219:06:144
28529822218199,12sleep70-21swapper/719:08:2817
28529672201181,13sleep140-21swapper/1419:08:166
285350199745,31cyclictest0-21swapper/1223:47:024
285350699505,37cyclictest1441ktimers/1320:32:035
30657802350,0sleep180-21swapper/1823:15:1710
30657802350,0sleep180-21swapper/1823:15:1610
285352599270,27cyclictest0-21swapper/1919:12:2211
2853521992516,9cyclictest0-21swapper/1819:11:3310
285351899240,0cyclictest0-21swapper/1719:11:339
2853516992422,2cyclictest0-21swapper/1619:11:328
2853465992424,0cyclictest0-21swapper/219:12:4112
2853508992312,11cyclictest0-21swapper/1419:49:586
2853508992312,11cyclictest0-21swapper/1419:49:586
285352199228,13cyclictest2999072-21sadc21:59:5910
2853496992211,11cyclictest0-21swapper/1000:07:582
285349299221,1cyclictest1061ktimers/919:10:4619
285348899220,21cyclictest0-21swapper/822:35:1718
2853525992119,2cyclictest0-21swapper/1920:45:3911
2853511992116,5cyclictest0-21swapper/1519:12:027
2853508992121,0cyclictest0-21swapper/1419:12:206
285349699211,19cyclictest472370-21CPU2
2853492992119,1cyclictest472371-21CPU19
2853492992119,1cyclictest472371-21CPU19
285349299210,20cyclictest0-21swapper/921:10:1719
285348899210,20cyclictest0-21swapper/819:35:1718
285348899210,1cyclictest472370-21CPU18
285348399210,21cyclictest2857213-21sshd-session19:11:1117
285345999219,12cyclictest0-21swapper/023:48:590
2853525992020,0cyclictest0-21swapper/1921:52:4011
2853525992018,2cyclictest0-21swapper/1900:31:3311
285351899200,19cyclictest0-21swapper/1722:50:159
285350899200,1cyclictest472370-21CPU6
285350899200,1cyclictest472370-21CPU6
2853506992015,5cyclictest0-21swapper/1319:10:415
285349899200,19cyclictest472370-21CPU3
2853492992020,0cyclictest0-21swapper/921:30:1419
2853492992020,0cyclictest0-21swapper/920:40:1719
2853492992020,0cyclictest0-21swapper/900:38:4319
285349299200,20cyclictest0-21swapper/922:40:1719
2853488992020,0cyclictest0-21swapper/820:30:1618
285348899200,1cyclictest0-21swapper/823:47:0318
285348899200,0cyclictest0-21swapper/821:10:1718
285348399200,19cyclictest0-21swapper/722:15:1617
285347899200,20cyclictest2857114-21users19:10:2216
285347599200,1cyclictest472370-21CPU15
285347099208,11cyclictest0-21swapper/322:47:5913
285352599198,11cyclictest0-21swapper/1921:49:5811
2853525991919,0cyclictest0-21swapper/1920:50:1511
285352599190,1cyclictest472370-21CPU11
285352199190,19cyclictest0-21swapper/1822:40:1710
285352199190,19cyclictest0-21swapper/1820:50:1610
285351699190,19cyclictest0-21swapper/1620:50:168
285351699190,18cyclictest0-21swapper/1619:30:378
285351199190,19cyclictest0-21swapper/1523:50:197
285350199190,19cyclictest0-21swapper/1219:11:444
285350199190,18cyclictest0-21swapper/1200:10:174
2853492991919,0cyclictest3105423-21ssh00:03:0619
2853492991919,0cyclictest0-21swapper/922:35:1719
2853492991919,0cyclictest0-21swapper/922:05:1619
2853492991919,0cyclictest0-21swapper/920:30:1619
2853488991919,0cyclictest2963593-21strings21:15:1818
285348899190,19cyclictest0-21swapper/800:03:0618
285347599190,18cyclictest0-21swapper/519:54:3715
285347599190,18cyclictest0-21swapper/519:54:3715
2853472991917,1cyclictest472370-21CPU14
285347299190,19cyclictest0-21swapper/419:10:4414
285347099190,19cyclictest0-21swapper/319:11:0813
218999190,14ntpd0-21swapper/922:15:1719
2853525991817,1cyclictest0-21swapper/1922:39:4111
285352599180,4cyclictest30511781cpuspeed23:00:1011
285352599180,18cyclictest0-21swapper/1900:27:1011
2853521991818,0cyclictest3014654-21strings22:15:1610
2853521991818,0cyclictest0-21swapper/1823:14:4210
2853521991818,0cyclictest0-21swapper/1823:14:4210
285352199180,18cyclictest0-21swapper/1800:27:1010
285352199180,0cyclictest0-21swapper/1821:30:4010
2853518991818,0cyclictest0-21swapper/1720:50:169
285351899180,18cyclictest0-21swapper/1723:35:169
285351899180,18cyclictest0-21swapper/1723:27:429
285351899180,0cyclictest0-21swapper/1723:22:429
285351899180,0cyclictest0-21swapper/1720:45:169
285351699182,15cyclictest0-21swapper/1619:25:198
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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