Veritas-bu

Re: [Veritas-bu] Advice & Help - Linux Server 14TB

2012-04-11 20:27:05
Subject: Re: [Veritas-bu] Advice & Help - Linux Server 14TB
From: JCrowe AT marketforce.com DOT au
To: "Simon Weaver" <Simon.Weaver AT iscl DOT net>
Date: Thu, 12 Apr 2012 08:26:57 +0800
I would look at synthetics ... not quite as large as you, but I backup around 8TBs on one linux (RHEL 4) server over the weekend (every weekend) and it completes in well under 24 hours.  (About 16-20 hours from memory)

The very first backup has to be a full, but once that is out of the way, you should be able to do a full synthetic every weekend in well under 48 hours (I'm going on what I have above so is just a guess - you may be much faster than my infrastructure as its nothing flash ... though it is completely gigabit)

I should add that I've been using synthetics on this particular server for around 4.5 years now, and they are reliable and fast - unless you have to "re-seed" the synthetic with an initial full backup; I have had a few go bad such that I have had to re-seed the backup, but that's been rare and only happened 2-3 times in all that time.  HIGHLY recommended for large backups.

Cheers
Crowey





From:        "Simon Weaver" <Simon.Weaver AT iscl DOT net>
To:        <veritas-bu AT mailman.eng.auburn DOT edu>,
Date:        11/04/2012 09:16 PM
Subject:        [Veritas-bu] Advice & Help - Linux Server 14TB
Sent by:        veritas-bu-bounces AT mailman.eng.auburn DOT edu




All
I am hoping you can help....
 
Im not too familiar with Linux, but we have a RedHat Box, that is a VM Guest on an ESX Host, that has RDM's totalling 14TB
 
The backups are done over the LAN - Painfully slow as you can imagine.
 
Im wondering what options I have in terms of trying to improve performance for this client. So far its taking close to 3 days to run.
It is on a 1GB Network, as I understand. But does anyone have any suggestions?
 
Thanks, Si_______________________________________________
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