You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-16 - 08:10
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #4, slot #1

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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
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 20 highest latencies:
System rack4slot1s.osadl.org (updated Mon Feb 16, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1739021050,2chrt17392-21if_eth022:46:160
1739021050,2chrt17392-21if_eth022:46:160
728021040,3sleep30-21swapper/320:51:223
728021040,3sleep30-21swapper/320:51:223
846621000,3sleep30-21swapper/322:21:233
182182820,2chrt0-21swapper/300:16:123
182182820,2chrt0-21swapper/300:16:123
182182820,2chrt0-21swapper/300:16:123
200932810,2sleep016-21ksoftirqd/020:01:140
200932810,2sleep016-21ksoftirqd/020:01:140
281372800,3chrt0-21swapper/321:46:263
281372800,3chrt0-21swapper/321:46:263
117662790,3chrt0-21swapper/221:06:042
117662790,3chrt0-21swapper/221:06:042
100822780,2sleep10-21swapper/122:26:191
100822780,2sleep10-21swapper/122:26:191
60052770,2sleep20-21swapper/222:16:152
60052770,2sleep20-21swapper/222:16:152
60052770,2sleep20-21swapper/222:16:152
106612760,2sleep110663-21sed21:01:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional