imap_logout_format improvements / ideas

[Paolo Cravero]

> # %i - total number of bytes read from client
> # %o - total number of bytes sent to client
> # %{fetch_hdr_count} - Number of mails with mail header data sent to
> client
> # %{fetch_hdr_bytes} - Number of bytes with mail header data sent to
> client
> # %{fetch_body_count} - Number of mails with mail body data sent to client
> # %{fetch_body_bytes} - Number of bytes with mail body data sent to client
> # %{deleted} - Number of mails where client added \Deleted flag
> # %{expunged} - Number of mails that client expunged
> # %{trashed} - Number of mails that client copied/moved to the
> # special_use=\Trash mailbox.
> 
> Any thoughts on what else would be useful?

Number of mails that have been \Seen ?

I have been running Dovecot with full debug logging so I am not aware if the
same information is already available elsewhere in the log at production
loglevel.

Paolo