On Wed, 5 Jun 2002, Peter Lindeman wrote:
> > On Wed, 5 Jun 2002 09:53:48 -0700 (PDT), Davide Libenzi wrote: > > >> Ok Davide, Chill Out. I ack your reason. > > > >one of the other reasons why i'm taking imap dev easy is because i did not > >really have tons of requests for it. 90% of internet users are still using > >pop3 and 70% of imap users are using imap like pop3 - connect, fetch, > >delete, disconnect. > > Well I like to have it to, I guess a lot of people are not asking for > it because we know you are working on it to get it somewhere this year. the other thing that completely changes with imap is system resources requirements. pop3 is short-lived session protocol and, let's say you've 10000 accounts in your server, the concurrency is typically less than 2-5% ( less 200-500 simultaneous connections ). with imap, that is a long-lived sesssion protocol you can have even 60-70% of concurrency, that makes 6-7000 connections. and connections means stack, socket buffers, status info, etc... also the server has to perform tasks that are not usually done by a server ( like parsing mime files ) and this increase also the cpu utilization. - Davide - To unsubscribe from this list: send the line "unsubscribe xmail" in the body of a message to [EMAIL PROTECTED] For general help: send the line "help" in the body of a message to [EMAIL PROTECTED]
