[chef] Re: Memcached on a separate node?

[Noah Kantrowitz < >]

You just have to give it a role, there is no reason that role can't be "www" 
or some such :-)

--Noah

On Dec 4, 2012, at 2:54 PM, Warren Bain wrote:

> We are using the application cookbook to do Rails deployments.
> 
> I'm wondering about the logic around memcached which requires a separate 
> node that is not the app node to be set up as a memcached master.  I'm not 
> expert in this area at all but the common wisdom from our Rails developers 
> is that memcached should be on the app server, not a separate vm which 
> would seem to defeat the purpose.  In particular we are doing deployments 
> across availability zones so the network costs is higher than on a same 
> physical host vm.
> 
> Can someone in OpsCode explain why separate memcached node is the model?
> 
> Regards,
> Wazza