On Fri, 29 Dec 2006 09:51:05 -0500, Andy Figueroa <[EMAIL PROTECTED]> wrote:
>I still fee like a tyro with SpamAssassin, but my installation is >catching better than 99% with perhaps 0.1% false positives (thanks in >large part to things I've learned from this list), and I think I can >tell you a couple of things better than just read the manual. (But, do >read the manual!) My initial experience with SpamAssassin about a year >ago was through a large web hosting company and I was limited to >playing with SpamAssassin through cpanel, though till they moved >SpamAssassin to its own server, I could also edit my own user >preferences directly. The problem was, this big company never could >get it right, so now I'm running my own mailserver(s) out of what >seemed like necessity. I'm running Gentoo with SA 3.1.7. > >sa-learn is used to train and keep up-to-date the bayesian database. >So, turn on autolearn in your /etc/mail/spamassassin/local.cf so the >line reads: >bayes_auto_learn 1 >(should be on by default). >This will cause selected spam and ham that you get to be used >automagically to keep the bayesian database up-to-date. > >I'm using maildir and have two subdirectories in my .maildir called: >2-learn-spam >2-learn-ham > >I put missed spam in 2-learn-spam and ham misclassified as ham in >2-learn-ham. Then, whenever I have a few messages in one of those >directories, I run one of the following scripts: > >learnspam.scr, which contains this line: >sa-learn --spam --progress /home/figueroa/.maildir/.2-learn-spam/cur > >learnham.scr which contains this line: >sa-learn --ham --progress /home/figueroa/.maildir/.2-learn-ham/cur > >This is on my personal mailserver. On the mailserver I run at a school, >I run that script on each users 2-learn-spam/ham directories every >night under crontab. > >Run an up-to-date version of SpmaAsssasin. I was having pretty good >results with 3.1.3 (the unmasked version in Gentoo), but got >immediately better results when I upgraded to the current version. > >Also, to keep your RULES up-to-date, run sa-update as root from >time-to-time. > >Good luck! Happy spamassassaning! Personally, I'd disagree with auto-learn; having used SA in a production environment for some years I've found manual training to be a better solution. YMMV Just my 2 (pick your currency) worth. Nigel
