[Gluster-users] Block replication with glusterfs for NFS failover

[Runar Ingebrigtsen]

On to. 25. okt. 2012 kl. 11.00 +0200, Brian Candler wrote:
> On Thu, Oct 25, 2012 at 10:23:33AM +0200, Runar Ingebrigtsen wrote:
>>     Does that mean the bauer-power article [1] about how healing fails is
>>     inaccurate?
>
> AFAICS that page doesn't say anything about how gluster healing works. He
> says he had data corruption, and I do not doubt that.
>
> However the page doesn't specify the version of gluster FS used, the
> versions of Ubuntu and ZFS used, etc.  So I can't conclude what caused the
> corruption.
>
> Running Linux on ZFS and Gluster on ZFS in production would take someone
> quite brave I think.  Plus he seems to be using IET (iSCSI).  That is, I
> guess he's running a virtual SAN by serving disk image over iSCSI, where
> those disk image files are stored on a replicated gluster filesystem on top
> of ZFS?  Very brave.

Awesome answer, Brian. I already knew that ZFS is a risky choice, and 
that iSCSI is not as friendly towards failover as NFS, CIFS or 
GlusterFS. I is very educating to get your view on this.

--
Best Regards
Runar Ingebrigtsen