On 16 Nov 2010, at 13:38, Adam Tauno Williams wrote: > > Our largest quota's a 4GB; without any issues. > > I think the issue you will encounter first is clients will start to > fall > down when folders exceed a 'reasonable' number of messages. Common > IMAP > clients I've seen start to exhibit severe performance issues beyond a > few hundred thousand messages. Is that with the server and client on the same LAN or with the client on a low speed WAN connection? We find that 50,000 messages in a folder is more than enough to make Thunderbird/Outlook unresponsive for minutes at a time when connecting to a remote server. Simon ---- Cyrus Home Page: http://www.cyrusimap.org/ List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/