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2026-02-05 - 13:46
[ 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 Thu Feb 05, 2026 00:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
248259825250,1sleep120-21swapper/1219:05:594
175698500,48rtkit-daemon0-21swapper/1019:07:232
248279724947,1sleep50-21swapper/519:08:1315
248282124642,2sleep30-21swapper/319:08:3113
248288124237,3sleep180-21swapper/1819:09:0610
248267524034,2sleep60-21swapper/619:06:5316
248213024036,2sleep170-21swapper/1719:05:249
248140823936,2sleep110-21swapper/1119:05:183
247964223834,2sleep160-21swapper/1619:05:028
248283523733,2sleep130-21swapper/1319:08:415
194899370,31ntpd0-21swapper/019:05:180
2483361993634,1cyclictest326420-21CPU11
248334399360,0cyclictest0-21swapper/1422:53:596
2483328993631,5cyclictest0-21swapper/822:51:5918
248296223632,2sleep70-21swapper/719:09:5517
248288523629,5sleep10-21swapper/119:09:091
248269923632,2sleep90-21swapper/919:07:1619
248260523632,2sleep190-21swapper/1919:06:0611
248336199350,34cyclictest0-21swapper/1900:14:5911
2483358993532,2cyclictest2501032-40tracker-miner-f19:29:5910
248334199350,1cyclictest326420-21CPU5
248332899350,34cyclictest0-21swapper/820:11:5918
2483319993533,1cyclictest0-21swapper/520:42:5915
2483316993531,4cyclictest0-21swapper/420:45:5914
248331699350,1cyclictest2534765-40tracker-miner-f20:06:5914
248331099350,34cyclictest326420-21CPU12
248269223531,2sleep20-21swapper/219:07:0912
248256523532,2sleep150-21swapper/1519:05:427
248335899340,33cyclictest0-21swapper/1819:53:0010
248335899340,33cyclictest0-21swapper/1819:53:0010
248335899340,0cyclictest0-21swapper/1823:08:5910
248334599340,34cyclictest0-21swapper/1521:25:597
248334599340,33cyclictest0-21swapper/1520:11:597
2483343993429,5cyclictest0-21swapper/1423:09:596
2483343993429,5cyclictest0-21swapper/1419:32:596
2483343993429,5cyclictest0-21swapper/1400:06:596
2483328993434,0cyclictest0-21swapper/800:17:5918
248332899340,33cyclictest0-21swapper/823:29:5918
2483325993432,1cyclictest326420-21CPU17
2483321993433,1cyclictest2500750-40tracker-miner-f19:26:5916
248332199340,0cyclictest0-21swapper/619:35:5916
2483310993432,1cyclictest326418-21CPU12
2483310993432,1cyclictest326418-21CPU12
248331099340,33cyclictest0-21swapper/219:42:5912
248264023430,2sleep80-21swapper/819:06:3518
2483361993331,2cyclictest0-21swapper/1921:51:5911
248335899330,33cyclictest0-21swapper/1800:32:5810
248335899330,1cyclictest326420-21CPU10
2483350993333,0cyclictest0-21swapper/1621:10:598
2483350993329,3cyclictest2551955-40tracker-miner-f20:29:598
2483345993331,1cyclictest2551955-40tracker-miner-f20:29:597
2483343993333,0cyclictest0-21swapper/1419:28:006
2483341993332,1cyclictest2522174-40tracker-miner-f19:53:595
2483341993332,1cyclictest2522174-40tracker-miner-f19:53:595
248333699330,32cyclictest0-21swapper/1122:27:593
2483332993331,1cyclictest2724757-40tracker-miner-f23:51:592
248332899330,33cyclictest2581433-40tracker-miner-f21:01:5918
2483325993333,0cyclictest0-21swapper/721:17:5917
248332599330,32cyclictest0-21swapper/722:32:5917
248332599330,0cyclictest0-21swapper/723:15:5917
2483321993331,1cyclictest326418-21CPU16
2483316993330,3cyclictest0-21swapper/420:26:5914
2483316993329,4cyclictest0-21swapper/423:35:5914
248331699330,33cyclictest0-21swapper/421:20:5914
248331699330,2cyclictest0-21swapper/419:55:5914
2483310993331,1cyclictest326418-21CPU12
248331099330,32cyclictest326420-21CPU12
2483358993232,0cyclictest0-21swapper/1819:40:0010
2483358993231,1cyclictest0-21swapper/1822:01:5910
2483358993231,1cyclictest0-21swapper/1821:26:5910
248335499320,0cyclictest0-21swapper/1719:26:009
248334599320,32cyclictest0-21swapper/1521:59:597
2483343993227,5cyclictest0-21swapper/1420:19:596
2483341993232,0cyclictest0-21swapper/1322:51:595
2483341993231,1cyclictest0-21swapper/1323:35:595
2483341993230,1cyclictest2543347-40tracker-miner-f20:17:595
248334199320,31cyclictest2623296-40tracker-miner-f21:50:595
2483338993232,0cyclictest0-21swapper/1220:42:594
248333899320,0cyclictest0-21swapper/1200:08:594
2483336993230,1cyclictest326418-21CPU3
248333699320,32cyclictest0-21swapper/1122:55:593
248333699320,32cyclictest0-21swapper/1122:55:583
248333699320,31cyclictest0-21swapper/1119:23:593
2483330993231,0cyclictest0-21swapper/922:26:5919
2483328993232,0cyclictest0-21swapper/823:35:5918
2483328993232,0cyclictest0-21swapper/822:42:5918
2483328993232,0cyclictest0-21swapper/819:53:5918
2483328993232,0cyclictest0-21swapper/819:53:5818
2483328993232,0cyclictest0-21swapper/819:20:5818
2483328993231,1cyclictest2678398-40tracker-miner-f22:57:5918
2483328993231,1cyclictest2678398-40tracker-miner-f22:57:5918
2483325993226,6cyclictest0-21swapper/721:49:5917
2483321993232,0cyclictest0-21swapper/620:11:5916
2483321993232,0cyclictest0-21swapper/620:07:5916
2483319993232,0cyclictest227-21kcompactd020:29:5915
2483316993228,4cyclictest0-21swapper/422:49:5914
2483310993231,1cyclictest326420-21CPU12
2483308993230,1cyclictest326420-21CPU1
248336199317,24cyclictest0-21swapper/1919:41:0011
2483361993131,0cyclictest0-21swapper/1923:25:5911
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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