[Gluster-devel] Architecture advice

Daniel Maher dma+gluster at witbe.net
Mon Jan 12 11:23:39 UTC 2009


Basavanagowda Kanur wrote:

>     I am curious to know how the client decides which of the subvols to
>     use at any given time, and if there is a way to specify a
>     "preferred" subvol.  For example, i have two servers AFR'ing each
>     other.  I have two clients set up to access the AFR cluster via HA.
>      For reasons of resource distribution, i would like Client01 to
>     prefer to use Server01, and Client02 to prefer to use Server02.
> 
> 
> currently HA does not provide facility for specifying this option.

How does the HA translator choose a node, exactly ?  Does it randomly 
select one from the list of available subvolumes, or does it pick them 
in the order they're specified in the config file, or some other way 
entirely ?


-- 
Daniel Maher <dma+gluster AT witbe DOT net>





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