Debian Wheezy / ISPConfig 3 / Apache2 / PHP5 MASTER1 ( MYSQL replication + unison ) MASTER2 ( MYSQL replication + unison ) ISSUE 1: How to configure PHP to handle SESSIONS in one place? Only on one server. ISSUE 2: How to sync web files (2 way) in real time (live) between two servers? ( I've been use unison with cron job on entire www directory, but it's very slow, and due to cron run every 5 minutes there is large delay. ) Till or Falko, please help to solve these issues!