debbugs-dbhash - migrate a debbugs database to hashed format
converts an old-style flat debbugs database into a new-style
hashed-directory debbugs database, for use with debbugs 2.4 and
The old database is simply copied, and otherwise left untouched.
The directory given for the new database must not already exist.
In the hashed format, files with names of the form
are now stored as
This improves performance on many filesystems for debbugs
installations with large numbers of bug reports.
will print a warning message for each file whose name is of a form
that cannot be hashed as above.
Typical debbugs installations will have a few of these, usually
index files and the like.
Adam Heath is primarily responsible for the hashed directory support
Colin Watson wrote
and this man page.