You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-02-24 - 16:27

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 #e, slot #3

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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackeslot3s.osadl.org (updated Sat Feb 24, 2024 12:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
134703799123119,2cyclictest0-21swapper/010:30:020
1347037991011,86cyclictest0-21swapper/011:25:010
1347043998474,7cyclictest23-21ksoftirqd/108:30:011
1347037997874,2cyclictest0-21swapper/008:20:020
1347054997423,13cyclictest1356060-21sshd10:01:003
134703799721,57cyclictest151rcuc/008:45:020
1347054996928,12cyclictest274-21dbus-daemon09:30:023
1347054996928,12cyclictest274-21dbus-daemon09:30:013
134705499661,50cyclictest0-21swapper/311:35:033
134705499661,50cyclictest0-21swapper/311:35:023
134705499641,37cyclictest361rcuc/308:45:023
1347037996354,5cyclictest0-21swapper/009:35:020
1347037996258,2cyclictest0-21swapper/009:55:020
1347037996258,2cyclictest0-21swapper/009:55:010
134705499618,12cyclictest0-21swapper/311:40:003
1347037996136,3cyclictest16850irq/224-800000010:25:000
134705499594,39cyclictest361rcuc/307:45:033
1347049995838,15cyclictest235-21systemd-journal11:25:012
1347043995817,8cyclictest23-21ksoftirqd/108:45:031
1347049995747,6cyclictest1337499-21kworker/2:307:25:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional