[Xen-users] Re: High Availablility

[Paul Gear <paul@xxxxxxxxxxxxxxx>]

Jeff Williams wrote:
> Hi,
> 
> I was wondering if there is software out there for Xen which will handle
> high availability for a cluster of servers. By high availability here I
> mean if one of the Xen physical nodes should die, the VMs from that host
> will be started on other nodes. I know something like this can be
> achieved with linux ha for a pair of servers, but I'm looking for
> something which will work across 5 or more servers and I can't see
> anything documented for this.

In what way is Linux HA limited to a pair of servers?  The 2.x series
supports up to 16 servers, OCFS2 supports at least 8, and most low end
disk arrays i've worked with support at least 4 hosts per LUN.

Paul


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