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2026-02-09 - 04:08
[ 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 #4, 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: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack4slot6s.osadl.org (updated Mon Feb 09, 2026 00:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3275521190,3chrt32756-21/usr/sbin/munin21:20:150
1864921150,3chrt18645-21ntpq20:25:200
3043521120,3chrt30437-21tr21:10:280
321721100,3chrt2720-21/usr/sbin/munin21:30:260
3249221090,3sleep032493-21sendmail21:20:000
2868721050,4chrt28685-21irqstats23:10:160
1938421020,4sleep019434-21sed22:35:020
111492920,2sleep011150-21modprobe22:01:000
312042900,3sleep031212-21df_inode23:20:150
3045627520,32sleep030461-21ntp_states19:05:200
289362700,3sleep028939-21missed_timers21:05:190
31369996726,12cyclictest6679-21ntpq23:50:210
168672670,3sleep016868-21cat22:25:020
31369996311,17cyclictest15511-21munin-run22:20:000
31369996111,17cyclictest12791-21wc00:15:020
3136999608,17cyclictest307-21munin-node20:15:120
31369996034,16cyclictest21250-21/usr/sbin/munin20:35:210
31369996010,17cyclictest2822-21ntp_states23:35:210
3136999598,18cyclictest7879-21/usr/sbin/munin21:50:140
3136999597,20cyclictest14184-21/usr/sbin/munin00:20:150
31369995933,15cyclictest16888-21/usr/sbin/munin00:30:130
31369995926,22cyclictest4138-21if_eth021:35:180
31369995924,13cyclictest24566-21cat22:55:010
31369995910,17cyclictest6885-21if_eth019:40:140
3136999589,16cyclictest9339-21/usr/sbin/munin19:50:150
3136999589,15cyclictest9836-21sshd00:02:160
3136999588,18cyclictest5129-21/usr/sbin/munin23:45:250
31369995834,16cyclictest26372-21/usr/sbin/munin20:55:190
31369995833,17cyclictest5610-21runrttasks21:40:210
31369995832,15cyclictest20804-21runrttasks20:34:510
31369995826,22cyclictest682-21runrttasks23:26:240
31369995817,12cyclictest10103-21sshd21:58:150
31369995810,16cyclictest6596-21/usr/sbin/munin21:45:270
3136999578,16cyclictest22094-21/usr/sbin/munin22:45:280
31369995734,15cyclictest10361-21/usr/sbin/munin00:05:120
31369995733,16cyclictest17145-21/usr/sbin/munin22:25:200
31369995733,15cyclictest27611-21/usr/sbin/munin21:00:200
31369995732,16cyclictest1734-21/usr/sbin/munin23:30:260
31369995732,15cyclictest12953-21/usr/sbin/munin00:15:150
31369995718,11cyclictest30112-21ntp_states23:15:230
3136999569,16cyclictest1839-21/usr/sbin/munin21:25:270
3136999569,13cyclictest13220-21/usr/sbin/munin20:05:160
3136999568,17cyclictest8878-21modprobe00:00:000
3136999568,14cyclictest31759-21ntp_states19:10:220
3136999567,16cyclictest32750-21/usr/sbin/munin19:15:170
3136999567,15cyclictest3908-21df_inode23:40:130
31369995634,14cyclictest17297-21/usr/sbin/munin20:20:170
31369995633,15cyclictest3123-21/usr/sbin/munin19:25:190
31369995633,15cyclictest12163-21/usr/sbin/munin22:05:250
31369995633,14cyclictest12042-21/usr/sbin/munin20:00:140
31369995632,16cyclictest19908-21/usr/sbin/munin22:35:250
31369995631,17cyclictest4439-21/usr/sbin/munin19:30:200
31369995631,16cyclictest13101-21/usr/sbin/munin22:10:110
31369995610,14cyclictest22457-21memory20:40:190
3136999559,17cyclictest26231-21ntpq23:00:190
3136999558,14cyclictest27790-21sort23:05:290
3136999557,16cyclictest5732-21ntpq19:35:190
3136999557,15cyclictest1612-21/usr/sbin/munin19:20:150
31369995532,14cyclictest10705-21/usr/sbin/munin19:55:150
31369995529,16cyclictest18675-21runrttasks00:35:470
31369995511,16cyclictest8121-21/usr/sbin/munin19:45:150
3136999548,14cyclictest15517-21egrep00:25:130
3136999547,14cyclictest24829-21/usr/sbin/munin20:50:240
31369995432,15cyclictest15189-21runrttasks20:11:080
31369995431,15cyclictest25308-21runrttasks22:55:500
31369995431,15cyclictest21900-21runrttasks22:44:310
3136999536,18cyclictest23677-21/usr/sbin/munin20:45:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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