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2026-03-01 - 14:00
[ 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 the 100 highest latencies:
System rackeslot6s.osadl.org (updated Sun Mar 01, 2026 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4060318998512,30cyclictest4060705-21ptp4l19:15:023
4060311998219,11cyclictest4103612-21apt-get00:20:010
406031199817,65cyclictest0-21swapper/023:10:010
4060311997730,37cyclictest4064013-21ptp4l19:45:250
4060311997644,29cyclictest4085615-21munin-plugin-st22:35:000
4060311997543,27cyclictest20650irq/252-8000000.ethernet20:30:010
406031199733,62cyclictest4069406-21head20:45:300
406031199677,5cyclictest0-21swapper/023:30:190
4060311996644,16cyclictest20650irq/252-8000000.ethernet00:05:280
4060311996632,26cyclictest20650irq/252-8000000.ethernet00:35:120
4060311996632,26cyclictest20650irq/252-8000000.ethernet00:35:120
4060311996624,38cyclictest4094847-21/usr/sbin/munin23:25:250
4060311996539,21cyclictest167350irq/118-8000000.ethernet-tx023:20:170
4060311996430,30cyclictest20850irq/208-8000000.ethernet00:00:270
4060311996430,30cyclictest20650irq/252-8000000.ethernet22:50:250
4060311996333,26cyclictest20650irq/252-8000000.ethernet20:30:290
4060311996326,32cyclictest4093682-21latency_hist23:20:020
4060311996227,30cyclictest4069936-21latency_hist20:55:010
4060311996225,32cyclictest0-21swapper/023:00:280
406031199622,4cyclictest4060520-21munin-node19:15:010
4060311996135,22cyclictest20650irq/252-8000000.ethernet22:45:010
4060311996131,25cyclictest4105411-21latency_hist00:30:020
4060311996031,25cyclictest20650irq/252-8000000.ethernet21:00:010
4060311996016,36cyclictest0-21swapper/019:30:270
406031199601,3cyclictest0-21swapper/022:55:230
4060311995939,16cyclictest167350irq/118-8000000.ethernet-tx022:45:310
4060311995928,28cyclictest20650irq/252-8000000.ethernet22:25:250
4060311995928,28cyclictest0-21swapper/020:15:310
406031199592,5cyclictest4080177-21irqstats22:00:240
406031199592,54cyclictest274-21systemd-journal00:00:000
4060311995921,35cyclictest4105659-21df00:30:180
406031199591,5cyclictest4097718-21latency_hist23:45:020
406031199591,55cyclictest4070615-21/usr/sbin/munin21:00:270
406031199591,3cyclictest0-21swapper/022:20:310
4060311995831,23cyclictest20650irq/252-8000000.ethernet19:15:030
4060311995828,27cyclictest20650irq/252-8000000.ethernet23:10:180
4060311995733,20cyclictest167350irq/118-8000000.ethernet-tx021:40:270
4060311995728,26cyclictest20850irq/208-8000000.ethernet00:10:170
4060311995728,22cyclictest20650irq/252-8000000.ethernet21:25:280
4060311995728,22cyclictest20650irq/252-8000000.ethernet21:25:280
4060311995721,32cyclictest0-21swapper/021:30:280
406031199571,3cyclictest0-21swapper/022:10:120
4060311995633,21cyclictest20850irq/208-8000000.ethernet22:00:000
4060311995621,32cyclictest20650irq/252-8000000.ethernet23:50:120
4060315995546,5cyclictest4064241-21munin-plugin-st19:50:002
4060315995542,8cyclictest311ktimers/223:00:122
4060311995527,25cyclictest4086602-21latency_hist22:40:010
406031199552,15cyclictest4103922-21apt-get00:20:170
406031199551,51cyclictest0-21swapper/021:40:010
406031199551,51cyclictest0-21swapper/021:40:010
406031199551,4cyclictest4078863-21cut21:54:590
4060314995440,7cyclictest4064132-21grep19:45:261
4060311995423,28cyclictest0-21swapper/023:35:220
406031199541,5cyclictest4073330-21irqstats21:20:220
406031499538,22cyclictest4102968-21/usr/sbin/munin00:15:191
406031199533,11cyclictest4072779-21head21:15:280
4060311995329,20cyclictest20650irq/252-8000000.ethernet21:10:100
4060311995320,27cyclictest0-21swapper/021:45:260
4060311995320,27cyclictest0-21swapper/021:45:260
406031199530,3cyclictest4070854-21apt-get21:05:050
4060315995212,28cyclictest30-21rcuc/220:15:012
4060314995211,34cyclictest0-21swapper/119:25:011
4060314995211,34cyclictest0-21swapper/119:25:011
406031499514,8cyclictest0-21swapper/120:45:011
406031199511,4cyclictest4064695-21munin-run20:00:000
406031199511,4cyclictest4063165-21munin-run19:40:010
406031199511,48cyclictest0-21swapper/019:45:000
4060314995041,4cyclictest4095965-21unixbench_singl23:30:291
4060311995026,19cyclictest4062260-21cat19:30:010
4060314994936,9cyclictest4107108-21sendmail00:40:001
4060314994936,9cyclictest4107108-21sendmail00:40:001
406031199492,9cyclictest4097956-21/usr/sbin/munin23:45:140
406031599487,6cyclictest0-21swapper/223:10:012
406031599485,29cyclictest32-21ksoftirqd/200:20:012
4060315994842,4cyclictest30-21rcuc/219:15:022
406031499483,20cyclictest4069454-21apt-get20:50:011
406031199482,8cyclictest4068368-21cron20:40:010
4060311994828,17cyclictest20650irq/252-8000000.ethernet22:05:130
4060315994731,12cyclictest0-21swapper/200:10:002
406031199471,4cyclictest4082736-21meminfo22:15:240
4060315994617,15cyclictest311ktimers/221:40:132
4060311994629,13cyclictest4060380-21latency_hist19:10:010
406031199461,10cyclictest4065227-21/usr/sbin/munin20:00:260
406031199461,10cyclictest4065227-21/usr/sbin/munin20:00:260
4060315994529,12cyclictest311ktimers/223:25:112
4060315994529,12cyclictest311ktimers/221:45:122
4060315994529,12cyclictest311ktimers/221:45:122
4060311994511,4cyclictest3733868-1kworker/0:0H+mmc_complete20:25:010
4060315994431,10cyclictest4060634-21open_files19:15:012
4060315994425,13cyclictest311ktimers/221:10:072
4060315994421,15cyclictest311ktimers/219:30:142
406031499449,9cyclictest4090774-21apt-get23:05:011
406031499449,29cyclictest4099759-21ssh23:55:201
4060314994435,6cyclictest4061517-21grep19:15:301
4060314994433,6cyclictest0-21swapper/122:50:201
406031499442,25cyclictest22-21rcuc/121:10:011
406031199441,3cyclictest0-21swapper/020:11:040
4060315994332,8cyclictest311ktimers/221:30:102
406031199435,5cyclictest4065900-21latency_hist20:10:010
4060311994313,5cyclictest0-21swapper/020:41:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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