> OT, and not really an answer to your question, but this is important > (a former employer of mine learned the hard way): > > some versions of VSS (maybe all?) don't check disk space > before committing, and don't behave gracefully when it runs > out. This problem exists until at least version 6. At a former company we also found out about this problem the hard way. At the time (this was a few years ago) Microsoft would not say if/when this problem would be addressed. Fortunately we had backups and only lost 1 day of work.