[ale] ATL Colocation and file server suggestions
Jeff Lightner
jlightner at water.com
Tue Jan 20 16:21:46 EST 2009
Right - the little smiley was my indication I wasn't serious but rather
paraphrasing a movie villain. We backup AND duplicate backups for
offsite storage.
-----Original Message-----
From: ale-bounces at ale.org [mailto:ale-bounces at ale.org] On Behalf Of
Michael H. Warfield
Sent: Tuesday, January 20, 2009 3:46 PM
To: ale at ale.org
Cc: mhw at wittsend.com
Subject: Re: [ale] ATL Colocation and file server suggestions
On Tue, 2009-01-20 at 14:15 -0500, Jeff Lightner wrote:
> Backups? We don't need no stinkin' backups.
Just as a reminder... If it isn't obvious...
Raid* / Mirror != Backup !!!!
Why Mirroring Is Not a Backup Solution
http://journalspace.com/this_is_the_way_the_world_ends/not_with_a_bang_b
ut_a_whimper.html
Appears that Journalspace had their database wiped at a high
level so
their mirrors were useless as a backup.
They relied on Raid as a backup solution and they are no more.
> J
Mike
>
> ______________________________________________________________________
> From:ale-bounces at ale.org [mailto:ale-bounces at ale.org] On Behalf Of Ken
> Ratliff
> Sent: Tuesday, January 20, 2009 1:57 PM
> To: ale at ale.org
> Subject: Re: [ale] ATL Colocation and file server suggestions
>
>
>
>
>
>
> On Jan 20, 2009, at 1:26 PM, Jeff Lightner wrote:
>
>
>
>
> With RAID5 you're still at risk from losing 2 drives and moreover it
> is ANY 2 drives. At least with RAID10 you have to lose 2 specific
> drives at the same time. You save nothing but space with RAID5
> configuration and your risk increases.
>
>
>
>
>
> Oh, I know and I agree. Unfortunately, I've won the lottery with
> RAID10 enough that the once bitten, twice shy rule now applies. No
> matter what RAID configuration you're in, you're at risk. Thank god
> for dedicated backup servers.
>
>
>
>
>
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--
Michael H. Warfield (AI4NB) | (770) 985-6132 | mhw at WittsEnd.com
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