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Re: [Linux-cluster] (newbie) mirrored data / cluster ?



Hello,

BTW do you know any software solution that supports asynchronous replication on Linux like AVS on Solaris ?

Best regards,
Tomek 

On Mon, 31 Mar 2008 14:17:59 -0500
Chris Harms <chris cmiware com> wrote:

> The non-SAN option would be to use DRBD (http://www.drbd.org) and put 
> NFS, Samba, etc on top of the DRBD partition.
> 
> Chris
> 
> MARTI, ROBERT JESSE wrote:
> > You don't have to have a mirrored LVM to do what youre trying to do.
> > You just need a common mountable share - typically a SAN or NAS.  It
> > shouldn't be too hard to configure (and I've already done it).  You
> > don't even *have* to have cluster suite - if you have a load balancer.
> > My brain isn't fast enough today to figure out how to share a load
> > without a load balanced VIP or a DNS round robin (which should be easy
> > to do as well).
> >
> > Rob Marti
> > Systems Analyst II
> > Sam Houston State University
> >
> > -----Original Message-----
> > From: linux-cluster-bounces redhat com
> > [mailto:linux-cluster-bounces redhat com] On Behalf Of Daniel Maher
> > Sent: Monday, March 31, 2008 12:40 PM
> > To: linux-cluster redhat com
> > Subject: [Linux-cluster] (newbie) mirrored data / cluster ?
> >
> > Hello all,
> >
> > I have spent the day reading through the mailing list archives, Redhat
> > documentation, and CentOS forums, and - to be frank - my head is now
> > swimming with information.
> >
> > My scenario seems reasonably straightforward : I would like to have two
> > file servers which mirror each others' data, then i'd like those two
> > servers to act as a cluster, whereby they serve said data as if they
> > were one machine.  If one of the servers suffers a critical failure, the
> > other will stay up, and the data will continue to be accessible to the
> > rest of the network.
> >
> > I note with some trepidation that this might not be possible, as per
> > this document :
> > http://www.redhat.com/docs/manuals/enterprise/RHEL-5-manual/en-US/RHEL51
> > 0/Cluster_Logical_Volume_Manager/mirrored_volumes.html
> >
> > However, i don't know if that document relates to the same scenario i've
> > described above.  I would very much appreciate any and all feedback,
> > links to further documentation, and any other information that you might
> > like to share.
> >
> > Thank you !
> >
> >
> > --
> > Daniel Maher <dma AT witbe.net>
> >
> > --
> > Linux-cluster mailing list
> > Linux-cluster redhat com
> > https://www.redhat.com/mailman/listinfo/linux-cluster
> >   
> 
> --
> Linux-cluster mailing list
> Linux-cluster redhat com
> https://www.redhat.com/mailman/listinfo/linux-cluster


-- 
Tomasz Sucharzewski <tsucharz poczta onet pl>


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