Re: [Evms-devel] How to use EVMS and Linux-HA together?

[Kevin C. <kev...@us...>]

On Tue March 14 2006 7:10 am, Eric wrote:
> > Cluster containers are really meant for shared devices that can be
> > simultaneously acceded by two or more servers at the same time. The role
> > to these cluster containers is to prevent any server from mistakenly using
> > those device while they are used by another server.
> >
> > I don't see any reason to use them on a partition (use them on the whole
> > disk instead), and there's absolutely no reason to use them on local
> > disks.
>
> Actually, I have no shared devices that can be simultaneously accessed by
> two or more servers. What I have are only several common computer installed
> linux. But I still want to try the cluster container feature of EVMS. So
> That's why I ask you whether I can use a local disk to create a cluster
> container. I just want to know the possibility:-)

Sorry, that's not supported. Cluster containers are only useful when used on 
disks that are physically shared among multiple machines (e.g. a 
fiber-attached SAN). If you want to "share" one machine's local disks with 
another machine, you can use something like ENBD, DRBD, or GNBD.

-- 
Kevin Corry
kev...@us...
http://www.ibm.com/linux/
http://evms.sourceforge.net/