[et-mgmt-tools] Xen 'production' services - are we there yet?

[Aaron Lippold]

Hi,

Thanks so much for the thoughts. So, I would assume then that a 'Xen
production env' has advantages not really in quote unquote
consolidation but flexibility? What's the one line ROI then to the
management in your opinion?

A

On 10/23/07, Richard W.M. Jones <rjones at redhat.com> wrote:
> Richard W.M. Jones wrote:
> > We found virtualisation made a great solution for isolating different
> > servers from each other.  We had previously had a problem where our
> > Apache required so many different modules to support the various
> > different services we were running that the Apache config became
> > extremely fragile.  No such problem with Xen however since we just ran
> > different Apache instances on different guests, with a web accelerator
> > in front of them (a stripped down Apache with mod_proxy) so that all the
> > backend Apaches would appear on the same IP address.  You could reboot a
> > backend server easily if it failed without affecting any other
> > production service.
>
> I should add that if you do consider an Apache configuration like the
> above, then this little module is an absolute life-saver:
>
> http://stderr.net/apache/rpaf/
>
> Rich.
>
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> Emerging Technologies, Red Hat - http://et.redhat.com/~rjones/
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