Richard HJ's Web Site

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VLBI Networking Test Index

 

 

SuperStor disk read, write & time-series tests on the JIVE Xeon Mk5 Dec/Jan06:

  • Throughput measurements
  • Time series ss Reads with no network. UDP sending, & TCP sending

Tests on the JIVE Xeon Mark5 Dec05/Jan06:

  • TCP Achieved TCP bandwidth with a CPU intensive task at different nice priorities.

TCP network tests on the Jodrell Bank Mark5s to Manchester & JIVE Dec 05:

  • CPU power required to send TCP flows at gigabit speeds over 1ms and 15 ms rtt.
  • TCP Achieved TCP bandwidth with a CPU intensive task at different nice priorities.

iGrid2005 eVLBI demo Topology, Plans & Tests

Plots of the UDP flows from GEANT2 Launch 14-15 Jun05 and
Plots from 18 hour test 26 Jun 05 UKLight from Manchester to JIVE over UKLight
see also the talk at e-VLBI Workshop Sydney

25-27 Jun 05 Tests of UKLight from Manchester to JIVE

14-15 May 05 Comparison of the Performance of Jodrell - JIVE Production and UKLight links

TCP and UDP delays when there is packet loss

MPhys Project on Packet Loss Manchester - Amsterdam Dwingeloo

Jan 04 PCI Activity and Throughput measurements on the Mark5 PC End Hosts

"Proof of Concept" VLBI Transmission Demonstrations with Dante at:

iGrid2002 24-26 September and ER2002 11-13 November

 

 

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felixthecat.gif Enjoy, but the usual disclaimers apply!

Feedback and bug-reports are welcome and I will do my best to fix things

©2003, 2004, 2005, 2006 Richard Hughes-Jones (R.Hughes-Jones@manchester.ac.uk)
4 Jan 2006.

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