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2026-01-18 - 09:08
[ 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 Sun Jan 18, 2026 00:46:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
233372399936,35cyclictest0-21swapper/121:07:401
233374599887,34cyclictest0-21swapper/700:22:4017
24453472640,0sleep170-21swapper/1721:20:439
233299125246,3sleep50-21swapper/519:06:0015
233317625147,2sleep70-21swapper/719:08:0317
233299224943,3sleep60-21swapper/619:06:0116
175698470,44rtkit-daemon0-21swapper/019:05:270
233321224640,3sleep100-21swapper/1019:08:262
233302624540,3sleep90-21swapper/919:06:2419
233313324438,3sleep30-21swapper/319:07:3913
233312724237,3sleep180-21swapper/1819:07:3410
233322224136,3sleep120-21swapper/1219:08:284
194899410,34ntpd0-21swapper/219:05:2012
25806592400,0sleep70-21swapper/700:02:4717
2333760994013,26cyclictest1321irq_work/1221:47:594
233374899409,29cyclictest22311251kworker/u80:0+i91520:02:5918
2333742994013,26cyclictest761irq_work/619:57:5516
233334524033,4sleep190-21swapper/1919:09:5511
233318924036,2sleep140-21swapper/1419:08:106
233305324036,2sleep40-21swapper/419:06:3914
233304423935,2sleep160-21swapper/1619:06:318
233302523934,3sleep80-21swapper/819:06:2318
2333745993811,26cyclictest0-21swapper/722:24:5917
233374899378,27cyclictest24634281kworker/u80:7+i91523:19:5918
233319023733,2sleep150-21swapper/1519:08:117
233306923732,3sleep170-21swapper/1719:06:529
2333760993613,1cyclictest1321irq_work/1222:13:594
233375499369,26cyclictest1121irq_work/1019:18:232
233373999360,0cyclictest0-21swapper/523:50:5915
2333737993621,14cyclictest326418-21CPU14
233377599350,28cyclictest2483302-40tracker-miner-f22:06:599
233377599350,28cyclictest2483302-40tracker-miner-f22:06:599
233374899350,33cyclictest0-21swapper/821:07:4018
233374299352,27cyclictest0-21swapper/619:22:5916
2333737993531,2cyclictest326344-21qemu-system-x8619:20:5914
233333823529,3sleep130-21swapper/1319:09:495
233302923530,3sleep110-21swapper/1119:06:263
233377399345,28cyclictest1681irq_work/1620:13:598
233375899340,26cyclictest2555082-40tracker-miner-f23:31:593
2333745993420,12cyclictest326420-21CPU17
233377999331,28cyclictest0-21swapper/1820:58:5910
233377599330,1cyclictest2363660-40tracker-miner-f19:40:599
2333760993333,0cyclictest0-21swapper/1222:25:594
233375499331,30cyclictest2597597-40tracker-miner-f00:22:402
2333752993327,5cyclictest0-21swapper/922:25:5919
233377999321,30cyclictest2474830-40tracker-miner-f21:56:5910
233377999321,30cyclictest2474830-40tracker-miner-f21:56:5910
233377399320,1cyclictest0-21swapper/1620:40:598
233376699320,26cyclictest0-21swapper/1421:17:026
233376099326,1cyclictest2427296-40tracker-miner-f20:58:094
2333719993225,7cyclictest0-21swapper/022:25:590
233319723227,3sleep10-21swapper/119:08:171
2333754993131,0cyclictest0-21swapper/1023:50:592
233375299310,30cyclictest0-21swapper/922:53:5919
233375299310,30cyclictest0-21swapper/919:29:5919
2333781993028,1cyclictest0-21swapper/1919:46:5911
233377999304,26cyclictest1861irq_work/1800:09:5910
2333779993029,1cyclictest0-21swapper/1800:16:5910
2333779993028,1cyclictest0-21swapper/1819:26:5910
2333773993023,6cyclictest326344-21qemu-system-x8622:15:598
2333752993029,0cyclictest0-21swapper/922:34:5919
233374299300,29cyclictest326344-21qemu-system-x8623:19:5916
2333779992929,0cyclictest190-21ksoftirqd/1820:52:5910
2333773992926,2cyclictest326418-21CPU8
2333773992925,4cyclictest2584854-40tracker-miner-f00:06:598
2333769992929,0cyclictest0-21swapper/1523:50:597
2333766992927,1cyclictest326418-21CPU6
2333766992926,2cyclictest2355472-40tracker-miner-f19:33:276
2333766992920,8cyclictest0-21swapper/1422:34:596
2333763992926,2cyclictest326420-21CPU5
2333758992928,0cyclictest0-21swapper/1122:02:593
2333758992928,0cyclictest0-21swapper/1122:02:593
233375299291,26cyclictest1820380-21gnome-terminal-20:11:5919
233375299290,1cyclictest326344-21qemu-system-x8621:27:5919
233375299290,0cyclictest0-21swapper/919:43:5919
233374299290,28cyclictest0-21swapper/623:11:5916
2333739992929,0cyclictest0-21swapper/523:56:5915
2333732992929,0cyclictest0-21swapper/323:51:5913
2333781992828,0cyclictest0-21swapper/1921:29:5911
2333781992827,1cyclictest3558-21Xorg23:21:5911
233378199280,27cyclictest2346995-40tracker-miner-f19:22:5911
233377999280,28cyclictest0-21swapper/1819:59:4810
233377999280,0cyclictest0-21swapper/1819:35:2010
2333775992825,1cyclictest0-21swapper/1700:06:599
233377599280,27cyclictest0-21swapper/1719:27:599
233377599280,20cyclictest0-21swapper/1719:59:489
2333773992821,6cyclictest0-21swapper/1622:34:598
2333773992814,13cyclictest0-21swapper/1619:18:598
2333766992824,3cyclictest0-21swapper/1400:06:596
2333763992826,1cyclictest2546742-40tracker-miner-f23:22:595
233376399282,26cyclictest2352104-21kworker/u80:5+i91519:59:595
2333760992827,1cyclictest2483302-40tracker-miner-f22:06:594
2333760992827,1cyclictest2483302-40tracker-miner-f22:06:594
2333760992826,1cyclictest326418-21CPU4
2333760992825,2cyclictest326344-21qemu-system-x8619:29:594
233376099282,26cyclictest0-21swapper/1219:52:164
2333758992818,10cyclictest0-21swapper/1121:20:583
2333752992828,0cyclictest0-21swapper/923:50:5919
2333752992821,6cyclictest5473-21CPU19
233374899280,27cyclictest0-21swapper/822:25:5918
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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