> I am very new to ADSM.  One of our UNIX sys admins is going to
> re-synchronize his users.  This will mean that the User IDs and Group
> IDs will change.  Is this going to cause ADSM to think that all the
> files on these systems are new and back up everything?  What does ADSM
> look at on UNIX machines to determine whether a file has changed?

Yes. ADSM looks at the mtime and ctime fields and if either is newer than
the most recent backup, the file is backed up. The mtime field indicates
a change in the data. The ctime field indicates a change in the file name
or permissions or ownership.