You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-07-16 - 16:10

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 #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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  TI
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 rackeslot6s.osadl.org (updated Mon Jul 15, 2024 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
62988599143128,8cyclictest0-21swapper/009:16:010
62988599112108,2cyclictest14-21rcu_preempt09:05:000
6298899910569,30cyclictest0-21swapper/209:16:062
629888999657,33cyclictest231ktimers/109:15:531
62988599901,2cyclictest0-21swapper/012:00:010
629885997874,2cyclictest0-21swapper/010:30:010
629885997772,3cyclictest0-21swapper/009:50:000
629889995613,21cyclictest662476-21/usr/sbin/munin10:15:282
629888995622,24cyclictest650561-21apt-config09:10:011
629889995430,17cyclictest0-21swapper/212:05:012
629889995413,36cyclictest906-21avahi-daemon07:55:002
62988999541,18cyclictest0-21swapper/212:25:012
629885995446,4cyclictest20950irq/251-8000000.ethernet10:50:280
629885995430,18cyclictest15-21rcuc/012:20:020
629888995241,8cyclictest669912-21sendmail11:00:001
629888995232,15cyclictest231ktimers/107:10:141
629885995244,3cyclictest638090-21kworker/u8:1+flush-179:9608:25:150
629885995240,8cyclictest651734-21getprofile09:14:550
629885995240,8cyclictest651734-21getprofile09:14:550
629885995238,7cyclictest663115-21cron10:20:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional