Or use 10Gbps networking.

Justin.

On Fri, 5 Oct 2007, Bobby Williams wrote:

> I have installed V-240's with 2 CPU's and 8GB RAM with 2 single ported HBA's
> pushing 3 LTO-3's per HBA.
>
> I could consistently get 100MB/sec (as reported by NetBackup bptm logs) on
> 1TB backup streams on 2 drives simultaneously.  The other drives would be
> doing some backups, but nothing major.
>
> The biggest problem that you will have is getting the data into the media
> server, not getting it out.
>
> I had to use multiple NIC's (multi-homed) to get the above rates
> concurrently.
>
> You will have to have some beefy clients to be able to send you the data
> fast enough to get good throughput.
>
>
>
>
> Bobby Williams
> 2205 Peterson Drive
> Chattanooga, Tennessee  37421
> 423-296-8200
>
> -----Original Message-----
> From: veritas-bu-bounces AT mailman.eng.auburn DOT edu
> [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of 
> Aleksandr
> Nepomnyashchiy
> Sent: Friday, October 05, 2007 2:03 PM
> To: veritas-bu AT mailman.eng.auburn DOT edu
> Subject: [Veritas-bu] Adequate Media Server hardware to feed 3 LTO3
> drives(50 clients)
>
> Dear NetBackup experts!
>
> I have to select hardware to run a server with several LTO3 drives.
> Each LTO3 drive can run up to 288GB/hour uncompressed - I don't believe I
> can ever get this in a real life.
>
> Questions:
> 1.Should I have each LTO3 on a separate fiber card?
> 2.Is Sun Fire V440 with 4 CPUs and 4G RAM sufficient?
>
> Please share you experience if you can.
>
> Thank you,
> Aleksandr
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