> We're using vxfs on solaris, taking a snapshot of the applicable > filesystem, backing up the filesystem, aned then deleting the > snapshot. > > This leads to perfect consistancy, though it does require the > creation of a snapshot on a live system.
That's what I do with vxfs on UnixWare. What's your worry with taking a snapshot on a live system? We do 4-5 a day on two systems every day of the week. Also with a vxfs snapshot vxdump is the way to go - it's FAST, especialy for incremental backups.