Re: [DRBD-user] Dual-Head as ro?

2014-12-09 Thread Lee Musgrave
what about unison? http://www.cis.upenn.edu/~bcpierce/unison/ two fileservers, each end of the 10Mb line, and the users just connect to the local fileserver. changes on either side are automatically replicated, conflicts are detected and displayed. looks a bit more end user (personal user) target

Re: [DRBD-user] Dual-Head as ro?

2014-12-09 Thread Christian Völker
Hi Lars again, > look for nfs + fscache maybe. > At least its intended use case is "almost" what you apparently want. This looks interesting, yes. I guess it still will slow down any writes on the remote because of locking and data transfer. But on the main site it will keep all things smoothly. S

Re: [DRBD-user] Dual-Head as ro?

2014-12-09 Thread Christian Völker
Hi Lars, and all, > There is "geo replication" with glusterfs. > Though that basically is also simply a masked-off rsync "cron job". Yeah, that is it. It does not help as users are located on both sites accessing (and editing!) the files. > But nothing will change the fact that if you have only 10

Re: [DRBD-user] Dual-Head as ro?

2014-12-09 Thread Lars Ellenberg
On Tue, Dec 02, 2014 at 02:36:05PM +0100, Christian Völker wrote: > Hi All, > > > > >> > >> Is it possible to run a two-node setup > > Yes. > > > >> *without* a clustered filesystem > > No. > Thought so. Never mind. > > > But, what do you really want to solve, what exactly is the challenge? > > L

Re: [DRBD-user] Dual-Head as ro?

2014-12-09 Thread Lars Ellenberg
On Tue, Dec 09, 2014 at 03:01:16PM +0100, Christian Völker wrote: > Am 05.12.2014 um 07:54 schrieb Devin Reade: > > You might want to examine GlusterFS for that use case where users connect > > to the local server node. > > > I had a look at glusterfs. Even though the mailing list is pretty very

Re: [DRBD-user] Dual-Head as ro?

2014-12-09 Thread Christian Völker
Am 05.12.2014 um 07:54 schrieb Devin Reade: > You might want to examine GlusterFS for that use case where users connect to > the local server node. > I had a look at glusterfs. Even though the mailing list is pretty very low traffic... Looks like a file write will be delayed until the file is wri