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2026-02-18 - 08:42
[ 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 50 highest latencies:
System rackeslot6s.osadl.org (updated Wed Feb 18, 2026 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27119499912511,24cyclictest2746332-21apt-get22:30:013
2711943991189,105cyclictest0-21swapper/022:30:010
2711943997532,39cyclictest2761150-21apt-get23:55:110
2711943997367,4cyclictest0-21swapper/023:30:010
2711943997323,5cyclictest2726147-21grep20:30:200
2711943996426,35cyclictest2762485-21/usr/sbin/munin00:00:270
2711943996417,6cyclictest2729539-21/usr/sbin/munin20:50:200
2711943996325,4cyclictest2745392-21sshd22:23:080
2711943996229,8cyclictest2755609-21/usr/sbin/munin23:20:240
271194799619,15cyclictest2745405-21apt-get22:25:022
2711943996021,3cyclictest2726901-21diskstats20:35:170
271194399601,3cyclictest0-21swapper/019:55:120
2711943995933,10cyclictest0-21swapper/021:45:120
2711943995930,3cyclictest2728690-21diskstats20:45:190
2711943995921,8cyclictest2760904-21sed23:50:280
2711943995852,4cyclictest0-21swapper/022:35:110
2711943995851,4cyclictest0-21swapper/022:15:110
271194799571,10cyclictest0-21swapper/200:30:192
2711943995751,4cyclictest2718892-21unixbench_singl19:45:280
2711943995729,26cyclictest2766732-21/usr/sbin/munin00:25:290
2711943995728,3cyclictest2753613-21df23:10:170
2711943995621,5cyclictest2731283-21grep21:00:210
2711943995621,5cyclictest2731283-21grep21:00:210
271194399561,9cyclictest1321-21sendmail-mta00:10:300
2711943995616,16cyclictest2711940-21cyclictest23:50:010
2711943995616,16cyclictest2711940-21cyclictest23:50:010
2711943995535,3cyclictest2747253-21sshd22:34:080
2711943995527,3cyclictest2725221-21df_inode20:25:190
2711943995527,3cyclictest2725221-21df_inode20:25:190
2711943995520,9cyclictest2749597-21grep22:45:280
2711943995515,3cyclictest2713234-21apt-get19:15:120
2711947995424,20cyclictest2722330-21gpgv20:10:012
2711943995437,10cyclictest0-21swapper/020:55:130
2711943995424,27cyclictest2767677-21sshd00:31:210
2711943995423,28cyclictest2712165-21/usr/sbin/munin19:10:170
2711943995416,4cyclictest2734290-21users21:15:290
271194399541,48cyclictest2754556-21sh23:15:200
2711943995411,41cyclictest0-21swapper/020:45:010
2711943995333,15cyclictest0-21swapper/019:50:130
2711943995327,20cyclictest0-21swapper/021:40:150
2711947995239,9cyclictest2717252-21sendmail19:40:012
2711947995239,9cyclictest2717252-21sendmail19:40:012
2711943995243,6cyclictest2741170-21munin-plugin-st22:00:000
2711943995226,15cyclictest0-21swapper/021:50:120
2711943995226,15cyclictest0-21swapper/021:50:120
2711943995217,33cyclictest0-21swapper/020:05:210
2711943995214,35cyclictest2716077-21memory19:30:270
2711943995213,36cyclictest2768075-21tune2fs00:35:210
2711943995143,4cyclictest167350irq/118-8000000.ethernet-tx023:40:290
2711943995133,13cyclictest2748882-21/usr/sbin/munin22:40:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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