Re: Backup strategy using 2 HDD + 2 drawers

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Benjamin Smith wrote:
> I hope this helps. 
> 
> I have an ancient AMD K6-2 running Fedora Core 1 I use just for backups. 
> (Thanks, Fedora Legacy!) It's behind a NAT firewall to minimize security 
> issues. 
> 
> It has a pile of HDDs in it, totalling well over a terabyte. (and about to be 
> upgrade to near 2 TB!) It's offsite from any primary hosting, and it's always 
> on. I don't bother pulling HDD out - it's already offsite! 
> 
> I use Backup Buddy http://www.effortlessis.com/backupbuddy to perform the 
> backups. It's pretty reliable. 
> 
> Anyway, if you want to "sync up" two drives periodically, I'd suggest either 
> using software RAID 1, and re-adding the drive to a normally-broken array, 
> (look for the software RAID howto) or using rsync. (The latter doesn't 
> perform nearly as well as the former, but has fewer dependencies at the 
> filesytem level) 
> 
> It all depends on what you're really after... 

I thought about those 2 already... I don't know RAID much so it might be 
an opportunity to learn.  I just don't want to break anything.  I know 
rsync so there is less risk.  Maybe DRBD?

> 
> -Ben 
> 
> On Wednesday 11 January 2006 13:40, Ugo Bellavance wrote:
>> Hi,
>>
>> 	One of my CentOS 4 server is a repository for backups for other 
>> machines.  In this server, there is a 3ware RAID card and 2 HDD for the 
>> OS + data of this server.  I also have 2 drawers (each containing one 
>> 200GB hdd), connected to a promise TX2000 card.  One disk will remain in 
>> the server and one will be taken outside.  What would be the best 
>> strategy for syncing the hdd when I swap them?
>>
>> 	Note: I don't want to do hot swap.  No problem putting this server down 
>> once a week.  It is a development server.
>>
>> Regards,
>> -- 
>> Ugo
>>
>> -> Please don't send a copy of your reply by e-mail.  I read the list.
>> -> Please avoid top-posting, long signatures and HTML, and cut the 
>> irrelevant parts in your replies.
>>
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> 


-- 
Ugo

-> Please don't send a copy of your reply by e-mail.  I read the list.
-> Please avoid top-posting, long signatures and HTML, and cut the 
irrelevant parts in your replies.


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