[plug] SAN Advice

[Mark Slatem]

Wow, thanks for all the advice, I will start following up all the myriad
options put forth!

On Fri, 2007-10-26 at 11:43 +0100, Phillip Bennett wrote:

> Just a thought, but have you looked at ATA over Ethernet (AoE)?
> 
> Have a look at www.coraid.com, specifically the SR1521.  With 2 GigE ports 
> hooked up, speed is pretty good.  Also, they use SATA-II drives, so they're 
> fairly cheap for disks.
> 
> The drivers are included in most major Linux distros and they are said to be 
> very good at scaling; simply add more boxes.
> 
> >From what I've read in this thread, it'd suit your needs and hopefully not 
> break the budget.  I've priced one previously for £4439 @ 4.5TB (using 8 
> disks).  With the exchange rate what it is now, you should be well under the 
> $25k budget!
> 
> I'm not sure if there is an Oz distributer or if you'd have to go direct, so 
> it might not be the best situation.  As I say though, it's just a thought.
> 
> Phil.
> 
> ----- Original Message ----- 
> From: "Paul Antoine" <pma-la at milleng.com.au>
> To: <plug at plug.org.au>
> Sent: Friday, October 26, 2007 6:57 AM
> Subject: Re: [plug] SAN Advice
> 
> 
> >I agree re ReiserFS in particular, and early versions of XFS and JFS. I 
> >must admit I've not kept up with ext3 developments that have obviously made 
> >it more competitive than when I was last involved in benchmarking it.  At 
> >the time we were building a mail server to handle 100's of thousands of 
> >users and the lack of hashed directories was a serious performance problem.
> >
> > Terabyte filesystems are now trivially easy to build even without LVM!
> > Yay for 1TB drives... we've never had the ability to lose so much data so 
> > quickly :-)
> >
> > P.
> >
> > Cameron Patrick wrote:
> >> Paul Antoine wrote:
> >>
> >>> I'd run JFS as filesystem under Linux which allows for online filesystem 
> >>> growth (the RAID card will do the online RAID volume expansion.)
> >>
> >> Just a comment: my past experiences with XFS and Reiserfs have led me to
> >> be leery of anything that's not ext3 under Linux.  These days ext3 also
> >> does online expansion and hashed directories (so directories with large
> >> numbers of files don't suck like they used to).  It's the most popular
> >> filesystem so gets the most testing and is least likely to lead to weird
> >> behaviour - though that's not to say that it's not possible, as a few
> >> people on this list have discovered in the past.
> >>
> >> Another thing to look at is LVM - which I presume anyone looking at
> >> terabytes of storage will already be familiar with!
> >>
> >> Cameron (who has never been involved with large-scale SAN/NAS systems
> >> but has set up and maintained a couple of smaller file servers.)
> >>
> >> _______________________________________________
> >> PLUG discussion list: plug at plug.org.au
> >> http://www.plug.org.au/mailman/listinfo/plug
> >> Committee e-mail: committee at plug.linux.org.au
> > _______________________________________________
> > PLUG discussion list: plug at plug.org.au
> > http://www.plug.org.au/mailman/listinfo/plug
> > Committee e-mail: committee at plug.linux.org.au
> > 
> 
> _______________________________________________
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> http://www.plug.org.au/mailman/listinfo/plug
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