[Linux-cluster] using lacie ethernet disk raid as shared storage

[ESGLinux]

Thanks all for your answers
I´m going to try DRBD with all the indications you gave me.

I´m going to spend a good summer time. ;-)

ESG

2009/6/25 Gordan Bobic <gordan at bobich.net>

> On Thu, 25 Jun 2009 09:40:51 -0400, Jeff Sturm <jeff.sturm at eprize.com>
> wrote:
>
> >> On Thu, 25 Jun 2009 13:15:56 +0200, ESGLinux <esggrupos at gmail.com>
> wrote:
> >> > ok, I´m always afraid with data corruption and thougth I will have
> >> > problems with this, but If you think that there is not problem I´ll
> >> > folow your advice ( at my own risk of course, ;-)
> >>
> >> NFS is designed for concurrent access, it shouldn't cause corruption.
> And
> >> anyway, your apache web data is likely to be read-only in most cases
> >> anyway. Don't put things like database files into shared access areas,
> >> though - that generally won't work, and even when it does, performance
> >> will
> >> be appalling.
> >
> > Or if you still want the redundancy of RHCS and go the DRBD route, you
> can
> > always use the shared device for backups.  (That's the ONLY thing I use
> NFS
> > for these days.)
>
> Don't underestimate NFS performance for heavily concurrent I/O with a
> significant write load on lots of small file from multiple nodes. There are
> things for which NFS is a better solution.
>
> Gordan
>
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