Veritas-bu

Re: [Veritas-bu] Tapeless backup environments?

2007-09-24 13:32:11
Subject: Re: [Veritas-bu] Tapeless backup environments?
From: Justin Piszcz <jpiszcz AT lucidpixels DOT com>
To: Clem Kruger <clem AT re-thinking-it DOT com>
Date: Mon, 24 Sep 2007 13:16:08 -0400 (EDT)
Do you need a special license for 6.5 or can those with 6.0 licenses 
upgrade?  I assume you need to open a case with NetBackup to get the 
download links?

Justin.

On Mon, 24 Sep 2007, Clem Kruger wrote:

> Hi Dave,
>
> Yes it is a difficult decision I have looked at DataDomain with
> NetBackup. I have found that the backups are faster and there is a vast
> amount of disk being saved.
>
> NetBackup 6.5 includes de-duplication and I have become a great friend
> of it. To use the words of a supplier, "Saving me Time, Saving me Space
> and Saving me Money" :)
>
>
> Kind Regards,
> Clem Kruger
>
> -----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 Dave
> Markham
> Sent: 24 September 2007 17:35 PM
> To: Jeff Lightner
> Cc: veritas-bu AT mailman.eng.auburn DOT edu
> Subject: Re: [Veritas-bu] Tapeless backup environments?
>
> Guys i've just read this thread and can say im very interested in it.
> The first thing is i learned a new term called deduplication which i
> didn't know existed.
>
> Question : I gather Deduplication is using other software. DataDomain i
> think i saw mentioned. Where does this fit in with Netbackup and does
> the software reside on every client or just a server somewhere?
>
> Ok, so im trying to kit refresh a backup environment for a customer
> which has 2 sites. Production and DR about 200 miles apart. There is a
> link between the sites but the customer will probably frown on increased
> bandwidth charges to transfer backup data across for DisasterRecovery
> purposes.
>
> Data is probably only 1 TB for the site with perhaps 70% being required
> to be transfered daily to offsite media.
>
> Currently i use tape and i was just speccing a new tape system as i
> thought by using disk based backups, and retentions of weekly/monthly
> backups lasting say 6 weeks, im going to need a LOT of disk, plus the
> bandwidth transfer costs to DR site
>
> LTO3 tapes are storing 200gb a tape which is pretty good compared to
> disk i thought.
>
> I guess in my set up its a trade off between :-
>
> Initial cost of disk array vs initial cost of tape library, drives and
> media
>
> Time take to backup ( network will be bottle neck here. Still on 100Meg
> lan with just 2 DB servers using GigaBit lan to backup server.
>
> Offsite transfer of tapes daily to offsite location vs Cost of increased
> bandwith between sites to transfer backup data.
>
>
> Im now confused what to propose :)
>
>
>
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