WP4 Group Meeting

Contribution List

0. Report from Task1

Simon Casey

12/07/2017, 08:00

Simon: Further work with libvma gave good results with small packets. Found that receive was faster than transmit - this was due to Turbo Boost being activated on Receive but not transmit. Scaling was in "Power Save" not "Performance". Richard: Upgraded GÉANT DTN-1 and DTN-2 to use ConnectX5 NICs and 100GBASE-LR4. Still see drop in UDP throughput at 7813 Bytes. Also several % packet...

1. Report from Task 2

Mauro Nanni

12/07/2017, 08:10

Mauro: Written to Michiel van Haarlem WP2 two months ago about the technical survey. only just received a reply. There was an AENEAS meeting in Italy on how to collect the required information. Issue is that questions from some WP, e.g. WP5, are directed to the Astronomical community not the (site) infrastructure providers. It is still best to coordinate questions to the centers and we...

2. Report from Task 3

Dr Richard Hughes-Jones (GEANT)

12/07/2017, 08:20

3. Report from Task 4

Dr Richard Hughes-Jones (GEANT)

12/07/2017, 08:30

Siju: The new 10 Gig lambda link from South Africa is expected to be ready for tests on 12 August17. MeerKAT has one 10 Gig link from the Karroo to Cape Town. Action: Siju & Richard Make network diagrams of the link connectivity in SA and UK.

4. Date of next Telcon

12/07/2017, 08:50

7 August 2017

5. AOB

12/07/2017, 09:00

Agreement that it would be useful to have a joint Telcon with WP3 at the start of September. Action: Richard to investigate.

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