Re: [Xen-users] Xen and iSCSI

[Javier Guerra <javier@xxxxxxxxxxx>]

On Tuesday 31 January 2006 10:00 am, Markus Hochholdinger wrote:
> I don't like the thing with master slave in drbd. So the next version

why? this scheme let's you eliminate the "write-twice" scheme of raid1.  ok, a 
load balancing is nicer, but raid1 seems the worst.

> I will set up a live environment with at least 4 boxes. For this I'd like
> to use proved techniques. And i also will set up a development and working
> environment with two storage servers and about four Xen hosts. Here i can
> experiment a little. So i can implement tested things in the live
> environment.

i'm getting green with envy... here in Peru is so hard to get any budget to 
experiment!  all my tests so far are simulations with several QEMU instances.

> The need is all and the budget is small ;-)
> All jokes aside, i will try to make a highend solution with cheap hardware.
> Just like RAID does but for servers. OK, the hardware will not that cheap.
> But thinking about scsi vs. sata you can save a lot of money.

don't forget about the mechanical quality... i've been bitted (hard!) by 
not-so-good SATA backplanes that introduced lots of failures.

-- 
Javier

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