Isn't there a target to sustain transfers in/out of Tier2 sites of
~300Mb/s? Hence the transfer tests we did. We used this at RHUL to help
the case from an upgrade from 100 Mb/s to 1Gb/s for our LMN connection.
Cheers,
Simon
brian davies wrote:
> I do not know what a generic connection speed between sites. They is a
> broad spectrum of site speed with effects of The end site network
> configuration to be taken into account. As an example. Lancaster to
> Manchester has a potential of up to 1Gbps when considering local end
> network and MAN provisioning for our clusters; but get between 600-800
> Mbps per second when considering shared traffic flows. Of course this
> is within the UK from two institutes which are relatively close
> together. By EGEE sites, are you mainly concerned about UK EGEE sites?
> Mark Leese or Robin Tasker at Daresbury Lab may have better answers
> for international grid sites and nore in depth knowledge of general
> network connections.
> Brian
>
>
> On 15/12/06, David Robson <[log in to unmask]> wrote:
>> Hi.
>>
>> Does anyone have a handle on typical/maximum/minimum internet
>> connection speeds for
>> tier 2 EGEE grid sites ?? Is this info published anywhere ?
>>
>> It would be useful when building cases to get funding for new
>> connections ...
>>
>> Thanks in advance
>>
>> Dave Robson
>>
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