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2026-02-02 - 01:18
[ 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 Feb 01, 2026 00:46:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1755722999912,42cyclictest0-21swapper/1919:52:4211
175532225551,2sleep90-21swapper/919:09:5619
1755703994742,5cyclictest0-21swapper/1422:20:596
175517824526,2sleep20-21swapper/219:08:0912
175494924541,2sleep50-21swapper/519:05:5215
175698440,41rtkit-daemon0-21swapper/1519:05:227
175519724440,2sleep160-21swapper/1619:08:238
175501424339,2sleep80-21swapper/819:06:3518
20005012420,0sleep80-21swapper/823:55:2218
175520524238,2sleep30-21swapper/319:08:3013
175510124036,2sleep190-21swapper/1919:07:2611
175504824036,2sleep70-21swapper/719:06:5417
175493924036,2sleep180-21swapper/1819:05:4510
194899380,36ntpd0-21swapper/619:05:3516
1755712993829,8cyclictest0-21swapper/1623:24:598
1755712993829,8cyclictest0-21swapper/1623:24:598
175201123834,2sleep120-21swapper/1219:05:194
175572299370,36cyclictest326418-21CPU11
175572299370,1cyclictest326418-21CPU11
1755712993729,6cyclictest0-21swapper/1600:33:598
1755672993735,1cyclictest326418-21CPU15
1755670993733,4cyclictest0-21swapper/423:49:5914
1755670993731,5cyclictest1807032-40tracker-miner-f20:09:5914
1755670993731,5cyclictest1807032-40tracker-miner-f20:09:5914
1755665993727,7cyclictest0-21swapper/219:51:5912
175201823733,2sleep170-21swapper/1719:05:249
1755722993635,1cyclictest1769753-21latency_hist19:25:0011
1755714993634,1cyclictest326418-21CPU9
175571499360,34cyclictest326418-21CPU9
175570399360,31cyclictest0-21swapper/1419:43:596
1755686993634,1cyclictest326418-21CPU19
175568699360,35cyclictest0-21swapper/921:54:5919
175568699360,0cyclictest0-21swapper/919:24:5919
1755670993634,1cyclictest326420-21CPU14
175529123632,2sleep10-21swapper/119:09:281
175509323631,3sleep130-21swapper/1319:07:205
1755717993527,7cyclictest0-21swapper/1823:24:5910
1755717993527,7cyclictest0-21swapper/1823:24:5910
175571799350,34cyclictest0-21swapper/1823:43:5910
1755714993533,1cyclictest326420-21CPU9
1755714993533,1cyclictest326418-21CPU9
175571499350,34cyclictest326418-21CPU9
175571499350,34cyclictest326418-21CPU9
175571499350,34cyclictest1781630-40tracker-miner-f19:38:599
1755703993530,5cyclictest0-21swapper/1422:59:596
175569899350,34cyclictest326420-21CPU5
175568899350,1cyclictest1794071-40tracker-miner-f19:51:592
1755686993535,0cyclictest0-21swapper/919:39:5919
1755686993533,1cyclictest326418-21CPU19
1755681993535,0cyclictest0-21swapper/819:57:5918
1755678993533,1cyclictest326420-21CPU17
1755670993531,4cyclictest0-21swapper/421:47:5914
175516223531,2sleep100-21swapper/1019:07:572
1755722993434,0cyclictest0-21swapper/1919:25:5911
175572299340,33cyclictest0-21swapper/1923:02:5911
175572299340,0cyclictest0-21swapper/1923:33:5911
175572299340,0cyclictest0-21swapper/1919:32:5911
1755717993432,1cyclictest1785527-40tracker-miner-f19:40:5910
1755717993428,6cyclictest2028495-40tracker-miner-f00:33:5910
175571799340,33cyclictest1849102-40tracker-miner-f20:59:5910
175571499340,34cyclictest0-21swapper/1721:59:599
175571499340,33cyclictest1806826-40tracker-miner-f20:07:599
175571499340,33cyclictest1806826-40tracker-miner-f20:07:599
175571499340,1cyclictest326418-21CPU9
1755703993431,3cyclictest0-21swapper/1419:14:006
175569399340,33cyclictest0-21swapper/1223:55:594
175569399340,32cyclictest326420-21CPU4
175569399340,1cyclictest326418-21CPU4
1755686993432,1cyclictest326418-21CPU19
175568699340,33cyclictest0-21swapper/922:59:5919
175568199340,33cyclictest0-21swapper/800:26:5918
1755678993433,1cyclictest2032544-40tracker-miner-f00:36:5917
1755678993432,1cyclictest326418-21CPU17
1755678993430,0cyclictest0-21swapper/723:46:5917
175567899340,33cyclictest326420-21CPU17
175567899340,33cyclictest326420-21CPU17
175567899340,1cyclictest326418-21CPU17
1755676993432,1cyclictest326420-21CPU16
1755676993432,1cyclictest326420-21CPU16
175567699340,33cyclictest0-21swapper/621:56:5916
175567699340,33cyclictest0-21swapper/619:57:5916
175567699340,33cyclictest0-21swapper/600:30:5916
1755672993432,1cyclictest326418-21CPU15
175567299340,33cyclictest0-21swapper/520:10:5915
175567299340,33cyclictest0-21swapper/520:10:5915
1755670993433,1cyclictest1844844-40tracker-miner-f20:53:5914
1755670993433,1cyclictest1819256-40tracker-miner-f20:20:5914
1755670993433,0cyclictest0-21swapper/400:14:5914
1755670993430,4cyclictest1950780-40tracker-miner-f22:59:5914
175567099340,34cyclictest0-21swapper/423:33:5914
1755661993424,0cyclictest0-21swapper/121:28:591
175201023430,2sleep110-21swapper/1119:05:183
1755722993331,1cyclictest326420-21CPU11
1755722993331,1cyclictest0-21swapper/1900:25:5911
175572299330,33cyclictest0-21swapper/1920:07:5911
175572299330,33cyclictest0-21swapper/1920:07:5911
175572299330,33cyclictest0-21swapper/1919:20:0011
1755714993333,0cyclictest0-21swapper/1721:03:599
1755714993333,0cyclictest0-21swapper/1719:26:009
1755712993332,1cyclictest0-21swapper/1621:48:598
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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