On Tue, Aug 15, 2006 at 11:20:47AM -0700, Chuck Swiger wrote: > On Aug 15, 2006, at 5:30 AM, Phil Regnauld wrote: > >Brian Candler (B.Candler) writes: > >>So to make an update, you would have to unmount from box 2, > >>remount RW on > >>box 1, make the change, remount RO on box 1, and mount RO again on > >>box 2. > > > > To make it short: if you want a reliable NFS head, you need NetApp. > > If you want to make failover, you'll need something like WAFL that > > has virtual inodes and allows for concurrent access from multiple > > writers. This is more of a freebsd-fs discussion. > > I think Solaris also makes a reliable NFS platform, and it even > supports failover and replication for read-only mounts. For read/ > write replicated filesystems, you're probably looking at AFS (Andrew > File System, but an opensource version is at www.openafs.org from > IBM, who apparently bought out Transarc) or maybe Coda.
Hmm, I'm not sure I'd want to run Maildir on either of those, or at least Coda. When I looked at Coda, ISTR you could have conflicting updates in disconnected operation which required manual intervention to fix. Admittedly this was a few years ago, maybe things have moved on since then. Regards, Brian. _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "[EMAIL PROTECTED]"
