[CentOS] check mal server speed n performance

Sun Sep 7 19:48:07 UTC 2008
Paul Rushing <prushing at gmail.com>

> The most likely issues are DNS, virus scan and yet one too many messages.

Are the timeouts occuring with mailbox access?   IMAP / Webmail / etc?
  Check the size of your users inboxes and mail folders.   If you are
using the default mbox storage format, that has a tendancy to get slow
as the mailbox sizes increase.