Does CTDB work over WAN networks...?
hafeez.bana at gmail.com
Tue Oct 8 06:30:06 MDT 2013
Thanks Jeremy for the forewarning.
On Mon, Oct 7, 2013 at 7:50 PM, Jeremy Allison <jra at samba.org> wrote:
> On Mon, Oct 07, 2013 at 09:13:42AM +0100, Hafeez Bana wrote:
> > Hi Everyone,
> > We're planning to set up a gluster network with nufa across office
> > exposed by samba. This should theoretically give one consistent view of
> > file system across the world but via nufa provide fast local access
> > A couple of questions:
> > 1) Do we need CTDB? Does placing the tdb database on the gluster system
> > using vfs_Fileid obviate the need to have a CTDB?
> Don't do that. Almost certainly this will not work.
> > 2) If CTDB is needed then does CTDB work over a WAN network? I realize
> > was designed for scaling and transparent failover - not quite sure it was
> > designed as WAN solution
> No, the latency over a WAN makes this impossible.
> ctdb will not really work for what you want, it's
> designed for low-latency fast network connections
> (a file server in a cluster).
> I'd suggest using msdfs to tie the separated
> sites together instead.
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