Autor: Dave C. Data: Para: Tom Samplonius CC: Michael J. Tubby B.Sc. G8TIC, exim-users Assunto: Re: [Exim] Mail storage formats/ POP/IMAP/webmail daemon/etc..
On Sun, 1 Apr 2001, Tom Samplonius wrote:
>
> On Sun, 1 Apr 2001, Dave C. wrote:
>
> > Ok, but according to exim's doc, MBX locking doesnt work over NFS..
> >
> > Argh.. is there no format that doesnt have some major design flaw?!
>
> Who said it was a design flaw? Many consider NFS flawed (design or
> implementation) because of locking issues.
>
> maildir is ok on NFS, as long as you're ok with the weaknesses of
> maildir.
I dont want the weaknesses of either model.
>
> > I need to support a mixed environment - POP, IMAP, webmail.. I need to
> > be able to distribute load over multiple servers - which unless someone
> > has a better idea, means NFS.. I need speed and reliability. So far
> > nothing seems to fit that bill.
>
> I don't understand how NFS will help you distribute load, because
> everything leads back to the NFS server holding the mailbox.
>
Ok, you have 50,000 users popping their mailboxes, how do you distribute
this to multiple servers?
>
> Tom
>
>