Since we in the Gluster community have been talking about the virtues of user space filesystems for some time, I thought it would be interesting to see someone else's views on the subject, in this case WRT active-active NFS v4. http://jtlayton.wordpress.com/2012/10/08/activeactive-nfsv4-serving-userspace-nfs-servers/ I forward this on for review and comment. -JM