Amanda-Users

Re: number of drives in a RAIT system?

2006-04-10 01:15:17
Subject: Re: number of drives in a RAIT system?
From: Toomas Aas <toomas.aas AT raad.tartu DOT ee>
To: stan <stanb AT panix DOT com>
Date: Mon, 10 Apr 2006 08:11:30 +0300
stan wrote:

I'm wondering if I can do something with, say, 5
old DDS2 drives to give me a decent size?

AFAIK, and if I may loosely compare RAIT to RAID, there is no RAIT0, so to speak. Meaning that RAIT doesn't give you a larger 'virtual' backup media, it merely allows to 'mirror' your backup to two (or more?) devices.

Amanda can do what you want, but this doesn't involve RAIT. If you want a single backup run to use 5 DDS2 tapes, you should set 'numtapes' to 5 in amanda.conf and configure a changer. If you don't have an actual tape changer hardware, you can configure a 'human' changer using chg-manual.

--
Toomas Aas

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