Re: Moving DR site from 30miles to 1600miles

  • From: "Ravi Gaur" <ravigaur1@xxxxxxxxx>
  • To: "Jared Still" <jkstill@xxxxxxxxx>
  • Date: Wed, 9 Apr 2008 13:42:15 -0500

Thanks Jared,
The networking team says that it was already done in the initial
troubleshooting and that it is not a network issue.  TCP seems to be the
likely bottleneck here.

- Ravi

On Wed, Apr 9, 2008 at 1:25 PM, Jared Still <jkstill@xxxxxxxxx> wrote:

> It might be a good idea to ask your network folks to trace an scp with
> wire shark or
> some similar tool, and see if they can spot any network delays.
>
>
> Jared
>
>
>
> On Wed, Apr 9, 2008 at 8:39 AM, Ravi Gaur <ravigaur1@xxxxxxxxx> wrote:
>
> > In our testing, we are hitting issues in network transfer rates to the
> > 1600-miles site -- a simple "scp" of 1GB file takes about 21 minutes.  We
> > generate archives at the rate of approx 1GB/8minutes. The network folks tell
> > me that the TCP setting is a constraint here (currently set to 64k
> > window-size which Sysadmins here say is the max setting). We have an Oc3
> > link that can transfer @ 150Mbps (that is what the networking team tells
> > me).
> >
> >
>

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