[Gluster-users] Cluster over a flaky network

Mike Cardwell gluster at lists.grepular.com
Fri Oct 10 14:48:19 UTC 2008

Keith Freedman wrote:

> http://www.gluster.org/docs/index.php/Understanding_AFR_Translator
> especially read the part about split brain.  this is the situation 
> you'll have.
> also, using find to force auto-healing.
> there do seem to be problems with gluster 1.4pre5 when using AFR in the 
> face of network interruptions.  I've found that with my 2 AFR servers, 
> if one is down for too long, gluster on the other server will just 
> die--I presume it gets lonely and can't go on.  This is why I try not to 
> date anyone whose co-dependant.
> I'd wait for the release of 1.4 since I believe this will be resolved.
> In the meantime you can try 1.3.12 which seem to work better, although 
> not better at the same time.  The AFR protocol in 1.4 is more efficient 
> as is, I believe, it's handling of split brain, but if you want to get 
> cooking right now, start with 1.3.12 or wait a few weeks.

Thanks for the advice. I think I'll wait until 1.4 comes out and have a 
play then.


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