Veritas-bu

Re: [Veritas-bu] lto4 fc bottleneck

2008-03-21 07:54:46
Subject: Re: [Veritas-bu] lto4 fc bottleneck
From: Justin Piszcz <jpiszcz AT lucidpixels DOT com>
To: VERITAS-BU AT mailman.eng.auburn DOT edu
Date: Fri, 21 Mar 2008 07:42:03 -0400 (EDT)

On Thu, 20 Mar 2008, gina_fle wrote:

>
> If I was running only six LTO4 drives that is capable of 120MB on a 1GB fiber 
> hba, would that be a bottleneck?  120 x 6 = 720MB even though the switch is 
> 1GB?
>
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Only 6?

I'd recommend 4 Gbps dedicated BW per each LTO-4 drives.

We're still using LTO-3 and see those speeds for backups and restores with 
dedicated 4 Gbps fiber links <-> server.

Justin.
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