On Wed, Apr 16, 2008 at 7:59 AM, Andrew Ballard <aballard@xxxxxxxxx> wrote: > In addition to the added time, aren't there any problems with race > conditions if two users try to create a file at the same time and each > user's script tries to clean the same files at the same time? ergo, the need to name the files differently; or provide a separate namespace, such as a per-user sub-directory. -nathan