Needs suggestion for redundant Storage

[Michael Schuh]

> You probably can't replace defective hardware so fast that the users
> don't notice.  They will probably also notice when a system crash
> garbles the filesystem.

that was the reason why i would make a mirrored system with CARP
and ggated.......

>
> Based on your comments of low cost and massive size, I presume you
> can't afford a proper backup solution either.  This is a recipe for
> disaster if the data is valuable.
yes, i can't backup this amount of data at this moment, but this was
not the focus...yet
>
> >> Do not get a Silicon Image SATA controller.
> >Why not?
>
> Read the mailing lists - they are full of problems with them.  If
> you value your data you will not use Sil controller.
>
yes, this do i also know, but if i have a lot of them, and 2 falls out,
so what happens if i had another box with my data?

i know my job moves mor to disaster recovery than to administer........
but we can't get all the things that we wish.....

> >> At the very least, get a multiport SATA RAID controller with a decent-sized
> >> RAM cache of its own and an internal battery to keep the drives going until
> >> that cache can be flushed.  As well as an external UPS, right...?
> >>
> >I can also agree with you.......but the management......get not my friends
> >with this....... :-))
>
> They will be even less your friends when your cheap-n-nasty solution
> loses some valuable files.
Oh that was fist not my idea, the management has questioned these features,
in have said "OMG you aore not serious", but  is it...... :-((
so that is better for me and my job to make what management wishes,
later i can say.....i have you warned......

but thanks for these suggestions, that gives me more arguments
for my suggested solutions......NAS/SAN......

regards

michael