To make sure we're all talking the same language here, can we agree that 'b'
means 'bit' and 'B' means 'byte'? This conversation could get very confusing
otherwise...
/DMc
On 27 May 2011, at 15:09, Richard Rhodes <rrhodes AT FIRSTENERGYCORP DOT COM>
wrote:
> A little more explanation is going to be needed. A 1GB ethernet is not
> going to give 800mb/s, let alone 200mb/s. 1GB ethernet is only going to
> provide one direction throughput of 110mb/s. Do you mean a 10gb ethernet
> connection?
>
>
>
>
>
> From: "Lee, Gary D." <GLEE AT BSU DOT EDU>
> To: ADSM-L AT VM.MARIST DOT EDU
> Date: 05/27/2011 09:35 AM
> Subject: Tsm server possibly limiting backup performance
> Sent by: "ADSM: Dist Stor Manager" <ADSM-L AT VM.MARIST DOT EDU>
>
>
>
> Tsm server 6.2.2
> OS redhat enterprise linux 6.0
> Client tdp for exchange, sqlserver, and backup archive client
>
> Client connected via 1 gb ethernet connection.
>
> In my experience, I yhave never been able to se throughput of much more
> than 200 mb/s during a tsm backup, whether tdp or regular client.
> I wonder, is TSM limiting a single session's bandwidth so as to insure
> availability for other client sessions which might begin; i.e. prevent one
> backup stream from monopolizing the server's network connection?
>
> I have run ftp and other tests to the server, and achieved throughput of
> around 800 mb/s over the same connection.
>
>
>
> Gary Lee
> Senior System Programmer
> Ball State University
> phone: 765-285-1310
>
>
>
>
>
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