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2026-01-17 - 09:46
[ 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 Sat Jan 17, 2026 00:46:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7538272214200,8sleep10-21swapper/119:07:561
754448996141,0cyclictest0-21swapper/1621:37:588
754418995634,21cyclictest881803-40tracker-miner-f21:37:5816
7886502530,0sleep70-21swapper/719:47:0417
754432994927,0cyclictest0-21swapper/1123:21:583
75371524842,3sleep30-21swapper/319:06:3813
75399824439,3sleep90-21swapper/919:09:4419
75391624339,2sleep150-21swapper/1519:08:517
75374924237,3sleep80-21swapper/819:07:0318
75368324236,3sleep50-21swapper/519:06:2115
754448994140,1cyclictest758163-40tracker-miner-f19:12:418
754427994111,29cyclictest1031irq_work/922:22:5819
75401224136,3sleep180-21swapper/1819:09:5310
75374024136,3sleep20-21swapper/219:06:5712
754408994039,0cyclictest0-21swapper/319:40:5513
75387524035,3sleep60-21swapper/619:08:2216
75131024035,3sleep190-21swapper/1919:05:1311
194899400,34ntpd0-21swapper/1719:05:209
75445399399,29cyclictest1861irq_work/1819:37:0910
75386323934,3sleep160-21swapper/1619:08:128
75378723929,3sleep110-21swapper/1119:07:263
75443299389,4cyclictest0-21swapper/1119:20:143
75381823833,3sleep130-21swapper/1319:07:485
75363923834,2sleep140-21swapper/1419:05:496
194899380,31ntpd0-21swapper/719:05:1917
754432993733,3cyclictest326418-21CPU3
75442799370,1cyclictest3558-21Xorg22:47:5819
75442399379,27cyclictest941irq_work/820:40:5918
75377823632,2sleep40-21swapper/419:07:1914
75445599357,27cyclictest1951irq_work/1919:23:0011
754443993535,0cyclictest0-21swapper/1520:32:597
754443993530,3cyclictest0-21swapper/1522:15:587
75444399341,32cyclictest864950-40tracker-miner-f21:18:587
75444399341,32cyclictest864950-40tracker-miner-f21:18:587
75444899330,32cyclictest0-21swapper/1620:16:598
754442993333,0cyclictest0-21swapper/1420:04:596
75444299330,0cyclictest0-21swapper/1420:36:006
754423993333,0cyclictest0-21swapper/820:27:5918
75442199330,27cyclictest0-21swapper/720:00:5917
75442199330,0cyclictest0-21swapper/723:18:5917
75440099330,32cyclictest0-21swapper/023:12:590
75391123329,2sleep100-21swapper/1019:08:452
75389023325,6sleep00-21swapper/019:08:360
75444399320,31cyclictest0-21swapper/1522:50:587
754429993228,1cyclictest0-21swapper/1000:05:582
75363623229,2sleep120-21swapper/1219:05:474
754450993131,0cyclictest0-21swapper/1723:15:589
754450993131,0cyclictest0-21swapper/1721:59:589
754429993131,0cyclictest0-21swapper/1000:03:592
754429993124,6cyclictest0-21swapper/1020:34:002
75442799313,27cyclictest1031irq_work/919:48:2719
754423993129,1cyclictest326418-21CPU18
75440299315,25cyclictest0-21swapper/122:22:401
754453993030,0cyclictest0-21swapper/1822:16:5810
754453993030,0cyclictest0-21swapper/1819:12:4210
754443993024,6cyclictest0-21swapper/1522:04:007
754438993030,0cyclictest0-21swapper/1323:31:585
75443899300,29cyclictest0-21swapper/1320:14:595
754432993028,2cyclictest127-21ksoftirqd/1123:59:583
754429993023,4cyclictest0-21swapper/1020:11:022
75442999300,1cyclictest0-21swapper/1019:52:592
754411993028,1cyclictest1021283-21updatedb00:26:5914
754408993030,0cyclictest0-21swapper/322:31:5813
75445599290,28cyclictest0-21swapper/1920:51:5911
754448992929,0cyclictest0-21swapper/1623:38:588
754448992928,0cyclictest0-21swapper/1619:16:278
75444399295,23cyclictest326420-21CPU7
754443992927,2cyclictest0-21swapper/1523:03:587
75443599293,24cyclictest3558-21Xorg20:58:594
754432992929,0cyclictest0-21swapper/1123:10:433
754432992925,3cyclictest326418-21CPU3
754423992929,0cyclictest0-21swapper/822:53:5918
75442399291,27cyclictest326418-21CPU18
75442399291,27cyclictest326418-21CPU18
754421992929,0cyclictest0-21swapper/722:36:5817
754421992929,0cyclictest0-21swapper/720:35:5917
754418992929,0cyclictest0-21swapper/620:16:5916
754406992929,0cyclictest0-21swapper/220:16:5912
75440299291,26cyclictest326418-21CPU1
754455992828,0cyclictest0-21swapper/1919:56:0011
754455992827,1cyclictest0-21swapper/1922:47:5811
754453992828,0cyclictest0-21swapper/1820:17:0010
754453992828,0cyclictest0-21swapper/1800:35:5910
754453992828,0cyclictest0-21swapper/1800:35:5810
754450992828,0cyclictest0-21swapper/1720:27:599
754448992827,1cyclictest3925-21gnome-shell20:51:598
754448992826,1cyclictest0-21swapper/1622:06:588
75444399283,4cyclictest326420-21CPU7
754443992823,4cyclictest0-21swapper/1521:09:587
754438992828,0cyclictest0-21swapper/1321:39:595
75443599280,27cyclictest1025428-40tracker-miner-f00:26:584
754429992824,2cyclictest0-21swapper/1022:24:582
754427992828,0cyclictest0-21swapper/921:08:5819
754427992826,2cyclictest953724-40tracker-miner-f23:03:5819
754423992828,0cyclictest0-21swapper/823:01:5818
75442199280,1cyclictest3558-21Xorg23:03:5817
75442199280,0cyclictest0-21swapper/721:10:5817
754418992827,1cyclictest3558-21Xorg21:19:5916
754418992827,1cyclictest3558-21Xorg21:19:5816
754418992814,13cyclictest326420-21CPU16
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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