On Sun, Dec 19, 2010 at 08:07:45AM -0500, Josh Smith wrote:
quoted text
> Dear Misc@,
> 
> I have a largeish ( around 10 gb) mail archive stored in a mbox file
> and it's starting to get a bit unwieldy to maintain, it's difficult to
> search through and etc. With that in mind I was wondering what others
> on the list might be doing to maintain their mail archives?
> 
> Would I be better off maintaining this in a maildir?  If so what are
> my options for conversion?
> 
> Weather or not I keep it in mbox format or convert it to something
> else - what sort of tools are out there to break it up into multiple
> archives by year or perhaps sender?
> 
> Thanks,
> Josh

fdm (http://fdm.sourceforge.net/) can do that.

Josh