[Gluster-users] AFR documentation

Amar S. Tumballi amar at zresearch.com
Fri Dec 19 11:16:48 UTC 2008


cluster/ha solves this problem as of now.. it is build to provide High
Availability between two servers/interfaces etc.

http://gluster.org/docs/index.php/AFR_single_process is the setup I am
referring, where machine{1,2,} are servers, and all others are clients.

Regards,
Amar

2008/12/19 Keith Freedman <freedman at freeformit.com>

> thanks, looks good.
>
> I have one thought, that might be worthy of discussion:
>
> Personally I prefer server side AFR, because I don't want a
> mis-configured client to cause problems with replication.
> However, it seems the current only way to get high-availability to
> the client is for the client to run AFR so that if one server fails
> you still have access.
>
> so, having afr onthe servers AND the clients seems like it might just
> add weird overhead?  would it even work well at all?
>
> and so I'm thinking, server side AFR is better and so there might be
> nice to have a multi-server translator or something where you can
> specify multiple servers and an access policy (like with unify-- rr,
> lru, etc.) to address the availability issue.??
>
>
>
>
> At 10:47 PM 12/17/2008, you wrote:
> >2008/12/18 Keith Freedman <freedman at freeformit.com>:
> > > I've unpacked the rc4 distribution from
> > > http://ftp.gluster.com/pub/gluster/glusterfs/1.4/ , there is no
> afr.pdf in
> > > the doc folder
> >
> >Thanks for spotting. I had forgot to include it in the distribution
> >tarball. I've made the necessary changes and it will go out with
> >future releases. Until then please get it from either the repository
> >or
> >
> >http://gnu.zresearch.com/~vikas/afr.pdf<http://gnu.zresearch.com/%7Evikas/afr.pdf>
> >
> >Vikas
> >--
> >Engineer - Z Research
> >http://gluster.com/
>
>
> _______________________________________________
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> Gluster-users at gluster.org
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>
>


-- 
Amar Tumballi
Gluster/GlusterFS Hacker
[bulde on #gluster/irc.gnu.org]
http://www.zresearch.com - Commoditizing Super Storage!
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