[Dovecot] Deduplication active - but how good does it perform?

[Nick Rosier]

Ralf Hildebrandt wrote:
> I have deduplication active in my first mdbox: type mailbox, but how
> do I find out how well the deduplication works? Is there a way of
> finding out how much disk space I saved (if I saved some :) )?

You could check how much diskspace all the mail uses (or the mail of a
user) and compare it to the quota dovecot reports. But I think you would
need quota's activated for this.

E.g. on my small server used diskquota is 2GB where doveadm quota
reports all users use 3.1GB.