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2026-02-19 - 08:05
[ 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 #e, 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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot6s.osadl.org (updated Thu Feb 19, 2026 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
359879899827,40cyclictest3607874-21/usr/sbin/munin20:00:192
3598795997035,31cyclictest3609354-21munin-plugin-st20:10:001
3598795996419,36cyclictest0-21swapper/119:40:281
3598793996417,38cyclictest131ktimers/023:35:010
3598795996310,19cyclictest3624772-21/usr/sbin/munin21:40:191
3598795996227,29cyclictest1660-21snmpd20:15:231
3598795996224,32cyclictest0-21swapper/121:55:251
3598795996220,32cyclictest0-21swapper/120:20:271
3598793996216,8cyclictest15-21rcuc/023:25:000
3598795996122,29cyclictest0-21swapper/121:30:221
3598795996119,32cyclictest0-21swapper/119:10:271
3598798996021,32cyclictest0-21swapper/220:55:002
3598798996020,33cyclictest0-21swapper/219:50:282
359879599604,18cyclictest1895830-1kworker/1:0H+kblockd23:10:121
3598795996028,27cyclictest3646164-21sh23:45:201
3598795996019,32cyclictest0-21swapper/119:35:271
3598798995948,7cyclictest3648454-21grep00:00:002
359879899592,49cyclictest3602623-21apt-get19:30:152
3598795995919,31cyclictest0-21swapper/119:20:251
359879899582,49cyclictest3645206-21apt-get23:40:172
359879899582,49cyclictest3645206-21apt-get23:40:162
359879899582,48cyclictest3608716-21apt-get20:05:122
3598798995821,32cyclictest0-21swapper/200:15:272
359879899581,50cyclictest0-21swapper/219:10:152
3598795995821,29cyclictest0-21swapper/123:50:281
3598795995821,29cyclictest0-21swapper/123:50:271
3598795995820,4cyclictest0-21swapper/121:05:191
3598795995819,31cyclictest0-21swapper/121:25:301
359879399581,6cyclictest0-21swapper/019:30:110
359879899573,45cyclictest3621694-21meminfo21:20:232
3598798995722,31cyclictest3650262-21apt-key00:10:012
3598795995721,27cyclictest0-21swapper/119:25:281
3598795995718,4cyclictest0-21swapper/100:25:301
3598795995718,33cyclictest0-21swapper/120:45:191
3598795995712,9cyclictest0-21swapper/123:35:261
359879399573,26cyclictest12-21ksoftirqd/000:35:010
359879899563,44cyclictest0-21swapper/222:20:202
3598798995622,29cyclictest0-21swapper/223:00:272
3598798995616,32cyclictest0-21swapper/220:10:282
359879899561,46cyclictest3644487-21cut23:35:192
3598795995619,4cyclictest0-21swapper/121:50:271
3598795995619,31cyclictest0-21swapper/120:25:201
3598795995619,31cyclictest0-21swapper/120:25:201
359879899552,44cyclictest3604411-21apt-get19:40:152
359879899551,45cyclictest3626542-21apt-get21:50:162
3598795995520,29cyclictest0-21swapper/123:40:201
3598795995520,29cyclictest0-21swapper/123:40:201
3598795995518,10cyclictest0-21swapper/122:15:011
3598795995518,10cyclictest0-21swapper/122:15:011
359879599551,5cyclictest3607091-21diskstats19:55:191
359879399555,19cyclictest15-21rcuc/023:05:010
3598798995427,21cyclictest0-21swapper/200:30:272
359879899542,45cyclictest3639760-21grep23:05:272
359879899542,44cyclictest3617459-21meminfo20:55:252
359879899542,43cyclictest3600254-21ssh19:15:202
359879899541,47cyclictest0-21swapper/219:45:222
359879899541,47cyclictest0-21swapper/219:45:222
359879899541,45cyclictest3641829-21/usr/sbin/munin23:20:252
359879899541,37cyclictest3624896-21sh21:40:192
3598798995412,36cyclictest3626140-21unixbench_multi21:45:272
3598795995425,25cyclictest0-21swapper/122:00:161
3598795995420,4cyclictest0-21swapper/120:30:271
3598795995417,8cyclictest0-21swapper/119:15:201
3598795995417,5cyclictest231ktimers/122:25:011
359879899533,43cyclictest3633388-21ssh22:30:172
359879899532,42cyclictest3629679-21grep22:05:282
359879899531,5cyclictest3611255-21/usr/sbin/munin20:20:292
359879899531,45cyclictest3640743-21users23:10:282
359879899531,45cyclictest3602057-21/usr/sbin/munin19:25:232
359879899531,44cyclictest3634990-21/usr/sbin/munin22:40:302
359879899531,44cyclictest3612937-21apt-get20:30:152
359879899531,42cyclictest3612788-21latency_hist20:30:012
359879899531,42cyclictest3612788-21latency_hist20:30:012
3598798995313,33cyclictest0-21swapper/221:10:292
3598795995318,4cyclictest0-21swapper/100:10:231
3598795995316,7cyclictest3648359-21grep23:55:291
3598795995312,11cyclictest0-21swapper/122:45:291
359879899522,44cyclictest3620537-21apt-get21:15:152
359879899522,42cyclictest3623074-21/usr/sbin/munin21:30:322
359879899522,42cyclictest3603544-21apt-get19:35:052
359879899521,43cyclictest3653587-21/usr/sbin/munin00:25:322
359879899521,43cyclictest3628226-21latency_hist22:00:012
3598795995219,5cyclictest0-21swapper/120:35:281
3598795995217,7cyclictest0-21swapper/120:50:261
3598795995216,5cyclictest0-21swapper/119:50:251
359879599521,30cyclictest3607874-21/usr/sbin/munin20:00:231
3598795995211,10cyclictest0-21swapper/122:40:201
3598793995223,26cyclictest131ktimers/023:45:280
3598798995138,9cyclictest3611044-21sendmail20:20:002
3598798995125,22cyclictest3614301-21grep20:35:282
359879899512,43cyclictest3601552-21sed19:20:282
359879899512,42cyclictest3642672-21apt-get23:25:152
359879899512,41cyclictest3648716-21/usr/sbin/munin00:00:152
359879899512,41cyclictest3638027-21/usr/sbin/munin22:55:292
3598798995116,28cyclictest0-21swapper/223:50:282
3598798995116,28cyclictest0-21swapper/223:50:282
359879899511,43cyclictest3630033-21ssh22:10:202
359879899511,43cyclictest3630033-21ssh22:10:192
359879899511,43cyclictest3619157-21/usr/sbin/munin21:05:252
359879899511,39cyclictest3614767-21/usr/sbin/munin20:40:202
3598795995117,5cyclictest0-21swapper/123:20:261
3598793995137,9cyclictest0-21swapper/021:50:290
3598798995025,21cyclictest0-21swapper/223:15:252
359879899502,40cyclictest3643677-21ssh23:30:192
359879899502,40cyclictest3607318-21meminfo19:55:252
359879899502,40cyclictest274-21systemd-journal22:40:002
359879899501,8cyclictest3652242-21/usr/sbin/munin00:20:202
359879899501,8cyclictest3618231-21/usr/sbin/munin21:00:372
359879899501,40cyclictest3650498-21dropbear00:10:172
3598795995018,8cyclictest0-21swapper/121:45:281
3598795995017,6cyclictest0-21swapper/120:55:271
3598795995014,10cyclictest0-21swapper/122:35:011
359879399503,9cyclictest0-21swapper/021:20:010
359879899493,38cyclictest3631101-21cut22:15:262
359879899492,39cyclictest3624072-21ssh21:35:202
359879899491,7cyclictest3646042-21munin-node23:45:122
359879899491,41cyclictest3637191-21unixbench_multi22:50:272
359879899491,41cyclictest3615536-21df20:45:182
3598798994913,29cyclictest0-21swapper/222:25:232
3598795994937,7cyclictest3631407-21sendmail22:20:001
3598795994924,2cyclictest0-21swapper/120:40:291
3598795994920,4cyclictest3650362-21latency_hist00:10:011
3598795994917,5cyclictest0-21swapper/100:20:211
3598793994941,4cyclictest0-21swapper/019:50:110
359879399494,10cyclictest0-21swapper/020:40:010
3598793994940,6cyclictest0-21swapper/000:25:000
359879399491,24cyclictest15-21rcuc/023:30:020
359879899483,38cyclictest0-21swapper/221:30:002
359879899481,5cyclictest3654757-21/usr/sbin/munin00:35:102
359879899481,5cyclictest3654757-21/usr/sbin/munin00:35:102
359879899481,43cyclictest3628240-21apt-get22:00:112
3598795994812,6cyclictest0-21swapper/100:35:011
3598793994831,14cyclictest167350irq/118-8000000.ethernet-tx020:40:170
3598793994830,14cyclictest131ktimers/000:15:110
3598793994829,16cyclictest15-21rcuc/023:55:010
3598793994829,16cyclictest15-21rcuc/023:55:010
359879899471,39cyclictest3635878-21/usr/sbin/munin22:45:172
359879599476,12cyclictest0-21swapper/122:25:261
359879599466,2cyclictest0-21swapper/119:10:011
359879599462,21cyclictest3603049-21ptp4l-jitter19:30:261
359879399466,2cyclictest0-21swapper/021:05:010
3598793994636,5cyclictest3623021-21latency_hist21:30:010
3598793994634,9cyclictest1283-21cron23:40:000
3598793994633,6cyclictest12-21ksoftirqd/023:15:010
359879599453,16cyclictest3639004-21munin-plugin-st23:05:001
3598795994516,7cyclictest231ktimers/121:15:111
3598795994510,9cyclictest0-21swapper/123:25:281
3598793994524,7cyclictest131ktimers/020:10:120
3598795994422,14cyclictest22-21rcuc/122:05:021
3598793994431,9cyclictest0-21swapper/022:20:280
3598793994425,17cyclictest0-21swapper/021:05:290
359879399442,3cyclictest3601531-21sed19:20:280
3598795994329,9cyclictest0-21swapper/121:00:431
3598793994326,13cyclictest131ktimers/000:35:110
3598793994326,13cyclictest131ktimers/000:35:110
359879399432,3cyclictest3639841-21munin-run23:10:000
3598793994319,21cyclictest0-21swapper/019:40:150
3598793994315,26cyclictest131ktimers/019:35:280
3598793994312,22cyclictest3634131-21/usr/sbin/munin22:35:200
359879899424,31cyclictest3598884-21grep19:10:012
3598793994236,3cyclictest167350irq/118-8000000.ethernet-tx000:10:140
3598793994235,3cyclictest0-21swapper/020:00:190
3598793994234,5cyclictest0-21swapper/020:30:240
3598793994217,20cyclictest0-21swapper/020:50:010
359879599417,12cyclictest0-21swapper/100:40:011
359879599417,12cyclictest0-21swapper/100:40:011
3598793994134,4cyclictest167350irq/118-8000000.ethernet-tx022:25:120
3598793994132,5cyclictest12-21ksoftirqd/020:55:290
3598793994131,5cyclictest0-21swapper/000:25:250
359879399411,38cyclictest3635699-21latency_hist22:45:020
359879399411,2cyclictest0-21swapper/020:20:010
3598793994112,7cyclictest0-21swapper/021:50:010
3598793994111,13cyclictest3647810-21/usr/sbin/munin23:55:200
359879399405,9cyclictest3599616-21munin-node19:15:010
3598793994033,4cyclictest15-21rcuc/022:05:260
3598793994031,6cyclictest3620300-21grep21:10:300
359879399401,6cyclictest3607368-21cut19:55:260
359879399401,34cyclictest3638066-21sed22:55:280
3598795993925,9cyclictest0-21swapper/123:15:291
359879599391,4cyclictest3638139-21sh22:59:591
359879399398,25cyclictest0-21swapper/019:50:010
359879399398,25cyclictest0-21swapper/019:50:010
3598793993934,2cyclictest0-21swapper/022:50:230
3598793993926,9cyclictest131ktimers/021:35:270
359879399391,9cyclictest12-21ksoftirqd/022:15:110
359879399391,36cyclictest0-21swapper/022:45:210
359879399391,36cyclictest0-21swapper/000:05:270
3598795993831,4cyclictest3634775-21munin-plugin-st22:40:001
359879399384,25cyclictest15-21rcuc/022:30:020
3598793993831,4cyclictest3611988-21latency_hist20:25:010
3598793993831,4cyclictest20850irq/208-8000000.ethernet21:25:010
3598793993828,6cyclictest0-21swapper/020:45:290
359879399381,35cyclictest0-21swapper/020:05:250
3598793993811,25cyclictest131ktimers/019:25:270
3598795993729,5cyclictest3610194-21munin-plugin-st20:15:001
3598795993728,5cyclictest0-21swapper/123:10:001
359879599372,29cyclictest0-21swapper/121:20:241
3598793993731,3cyclictest20850irq/208-8000000.ethernet21:55:200
3598793993731,3cyclictest0-21swapper/019:15:140
359879399372,8cyclictest0-21swapper/021:35:010
3598793993725,9cyclictest0-21swapper/021:40:280
3598793993722,13cyclictest0-21swapper/022:10:200
3598793993722,13cyclictest0-21swapper/022:10:200
3598795993625,6cyclictest0-21swapper/119:45:271
3598795993625,6cyclictest0-21swapper/119:45:271
359879399361,6cyclictest3649392-21latency_hist00:05:020
359879399361,33cyclictest0-21swapper/023:10:220
359879599351,9cyclictest0-21swapper/123:35:011
3598793993528,5cyclictest131ktimers/020:25:280
3598793993528,5cyclictest131ktimers/020:25:280
359879399351,32cyclictest0-21swapper/022:00:170
359879399341,5cyclictest0-21swapper/023:40:200
359879399341,5cyclictest0-21swapper/023:40:200
3598795993324,5cyclictest0-21swapper/121:10:291
3598795993321,7cyclictest3624449-21grep21:35:281
3598793993210,12cyclictest0-21swapper/019:10:010
359879599301,3cyclictest0-21swapper/100:05:011
3598795992521,2cyclictest0-21swapper/122:50:221
359879599221,2cyclictest0-21swapper/100:20:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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