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2026-03-05 - 08:03
[ 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 #b, slot #5

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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  Phytec
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot5s.osadl.org (updated Thu Mar 05, 2026 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3334198995341,7cyclictest204-21dbus-daemon21:15:243
3334193995227,4cyclictest0-21swapper/221:35:272
3334190995024,22cyclictest3354353-21proc_pri20:05:221
3334193994940,5cyclictest1-21systemd20:15:122
3334190994937,7cyclictest231ktimers/123:35:111
3334193994538,4cyclictest3344952-21munin-plugin-st19:40:002
333418599451,41cyclictest3416045-21date23:05:000
3334190994436,5cyclictest3382968-21kworker/u8:0+events_unbound21:35:271
3334193994231,7cyclictest3448142-21grep00:35:252
3334190994234,4cyclictest0-21swapper/122:50:001
3334190994215,23cyclictest0-21swapper/120:55:251
333418599421,7cyclictest3355455-21latency_hist20:10:010
3334185994217,22cyclictest13550irq/42-30be0000.ethernet19:40:000
3334185994214,25cyclictest3395739-21tune2fs22:05:180
3334185994214,25cyclictest3395739-21tune2fs22:05:180
333418599421,36cyclictest3420159-21awk23:15:210
3334198994135,4cyclictest3355620-21kworker/u8:4+events_unbound20:40:183
3334198994135,4cyclictest3355620-21kworker/u8:4+events_unbound20:40:183
3334190994131,6cyclictest204-21dbus-daemon19:15:051
3334190994131,6cyclictest204-21dbus-daemon19:15:041
3334190994111,25cyclictest0-21swapper/123:10:001
3334190994111,25cyclictest0-21swapper/123:10:001
333419099411,11cyclictest3436624-21apt00:05:001
3334185994118,19cyclictest0-21swapper/000:05:100
3334185994118,19cyclictest0-21swapper/000:05:100
333418599411,5cyclictest3374598-21latency_hist21:05:020
3334185994113,25cyclictest3404726-21ls22:30:180
333418599411,13cyclictest3336607-21munin-node19:15:050
333418599411,13cyclictest3336607-21munin-node19:15:040
333418599411,10cyclictest3378903-21/usr/sbin/munin21:15:220
3334193994028,8cyclictest3438329-21latency_hist00:10:012
3334193994028,8cyclictest3438329-21latency_hist00:10:002
3334190994025,12cyclictest231ktimers/121:15:121
3334185994029,8cyclictest121ktimers/021:25:120
333418599402,31cyclictest3433432-21apt-get23:55:110
3334185994016,20cyclictest13550irq/42-30be0000.ethernet23:35:170
333418599401,24cyclictest204-21dbus-daemon22:10:330
333418599401,24cyclictest204-21dbus-daemon22:10:320
3334185994012,24cyclictest3357335-21sshd20:15:120
333418599401,11cyclictest3393803-21apt-get22:00:090
333418599401,11cyclictest3349680-21/usr/sbin/munin19:50:240
333418599400,36cyclictest3443740-21taskset00:25:130
333418599400,2cyclictest0-21swapper/021:00:150
3334198993928,7cyclictest3441333-21sed00:15:263
3334198993927,8cyclictest3400612-21sendmail22:20:013
333419099392,11cyclictest3398672-21apt-get22:15:051
333419099391,9cyclictest3390709-21/usr/sbin/munin21:50:171
333419099391,9cyclictest3384401-21grep21:30:261
333419099391,9cyclictest3349051-21meminfo19:50:171
3334190993910,25cyclictest0-21swapper/100:15:251
3334185993928,7cyclictest3442969-21grep00:20:230
333418599391,5cyclictest3376428-21df21:10:140
3334185993914,22cyclictest3352759-21tr20:00:240
333418599391,35cyclictest3359401-21irqstats20:20:180
333418599391,34cyclictest3432409-21gunzip23:50:220
333418599391,10cyclictest3406721-21ls22:35:220
333418599390,2cyclictest0-21swapper/020:10:210
3334198993827,7cyclictest0-21swapper/322:00:003
3334198993826,8cyclictest3431497-21sh23:50:003
3334193993828,7cyclictest3336864-21fschecks_time19:15:162
3334193993828,7cyclictest3336864-21fschecks_time19:15:162
333419099384,30cyclictest0-21swapper/119:30:161
3334190993831,4cyclictest3393569-21idleruntime-cro22:00:001
3334190993831,4cyclictest0-21swapper/120:35:011
3334190993831,4cyclictest0-21swapper/120:35:011
333419099381,9cyclictest3438696-21fschecks_count00:10:161
333419099381,9cyclictest3438696-21fschecks_count00:10:151
333419099381,7cyclictest3338370-21/usr/sbin/munin19:20:191
333419099381,7cyclictest3338370-21/usr/sbin/munin19:20:191
333419099381,6cyclictest3428321-21apt-get23:40:061
3334190993811,24cyclictest3430186-21fschecks_count23:45:161
333419099381,11cyclictest3380641-21fgrep21:20:241
333419099381,10cyclictest3352728-21cat20:00:251
333418599382,31cyclictest3421300-21apt-get23:20:120
333418599381,7cyclictest3340852-21/usr/sbin/munin19:25:240
333418599381,3cyclictest3369490-21apt-get20:50:120
333418599381,34cyclictest3403514-21/usr/sbin/munin22:25:250
333418599381,34cyclictest3347453-21ntp_kernel_pll_19:45:210
333418599381,32cyclictest3431084-21unixbench_singl23:45:250
333418599381,32cyclictest3412941-21/usr/sbin/munin22:55:150
333418599381,32cyclictest0-21swapper/020:40:020
333418599381,32cyclictest0-21swapper/020:40:010
333418599381,30cyclictest3388689-21apt-get21:45:120
3334185993811,22cyclictest0-21swapper/021:20:170
333418599381,10cyclictest3386981-21/usr/sbin/munin21:40:090
333418599381,10cyclictest3350827-21awk19:55:190
333418599380,2cyclictest0-21swapper/023:25:230
333418599380,2cyclictest0-21swapper/000:30:100
3334198993728,4cyclictest0-21swapper/321:40:133
3334198993725,7cyclictest0-21swapper/320:45:263
3334198993725,7cyclictest0-21swapper/320:45:253
3334193993728,6cyclictest3434907-21munin-plugin-st00:00:002
333419099377,7cyclictest3421671-21latency23:20:171
333419099377,27cyclictest3366269-21fschecks_time20:40:151
333419099377,27cyclictest3366269-21fschecks_time20:40:141
333419099376,3cyclictest0-21swapper/100:25:161
333419099372,6cyclictest3347451-21ntpq19:45:211
333419099371,9cyclictest3377301-21ls21:10:251
333419099371,8cyclictest3433665-21/usr/sbin/munin23:55:141
333419099371,8cyclictest3404016-21munin-run22:30:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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