[Gluster-users] Keeping it Simple replication for HA

[Alex Chekholko]

On 09/14/2015 10:47 AM, aaron at ajserver.com wrote:
> simple replication
> that requires at least 3 of the 5 bricks have a copy of the data so I can
> lose any 2 bricks without data loss.

This is not possible with GlusterFS, you have to specify up front which 
brick has which replica.

> I have tried replica 3 with 5 bricks
> but it seems to complain that my # of bricks must be a multiple of of my
> replica count.

The old docs say "should" but I guess the new software says "must".

 > Is there a better or different technology I can use for this?

I think CephFS will allow for "at least 3 of 5" but I don't know the 
details.

Regards,
-- 
Alex Chekholko chekh at stanford.edu