cluster
Installing Galera Cluster with MariaDB
Galera give you some nice cluster features. Like true Multi-Master configuration, synchronous replication, conflict detection and impromes the maintenance of your MariaDB servers with automatic provisioning, node isolation and rolling upgrades. You need a Linux or Unix Operating System. I used Debian for this tutorial. Multiple nodes with an odd number of nodes. Three nodes […]
Greylisting with sqlgrey, postfix and mysql on Debian Lenny
This article describes howto setup sqlgrey with postfix and mysql on Debian Lenny. The normal graylisting with postgrey store the whitelist in a berkeley database which needs to be replicated on a mailserver cluster. With sqlgrey you can do that replication with a mysql database. First create a Database „sqlgrey“ with an user „sqlgrey“ on […]