[Gluster-users] adding a node

Pierre Léonard pleonard at jouy.inra.fr
Tue Mar 17 09:20:12 UTC 2015


Hi aytac zeren,
> In order to have a healthy volume, you need to have bricks as factors 
> of 4. Which means if you have 4 bricks and want to extend your setup 
> with additional brick, then you will need 4 other bricks in your 
> cluster, for your setup.
>
> I don't recommend to host more than one brick on a host as it would 
> cause data loss on failure of the node, if your master and redundant 
> copy is stored on the same host.
> Regards
> Aytac
Yes  I understand. But You can understand and I hope that the gluster 
team can understand, that if I want to expand my computational power and 
storage I can't buy four node In one time, it's to heavy.
Another example, I have a big cluster with 14 node stripe 7. I can't by 
14 other nodes to expand it in one time. It's a big limitation in the 
flexible usage of glusterfs.

Does that mean that glusterfs is only dedicated to small cluster ?

Sincerely.
-- 
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*Pierre Léonard*
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