Jan
20
2008
Since version 2, Heartbeat is able to manage more than 2 nodes, and doesn’t need "mon" utility to monitor services. This fonctionnality is now implemented within Heartbeat. As a consequence, this flexibility and new features may make it harder to configure. It’s intresting to know version 1 configuration files are still supported. Installation Heartbeat […]
Tags: cluster, failover, heartbeat, high availibility, linux, redundancy, virtual
Apr
18
2007
When a Mysql server contains critical data, it’s always a good idea to rely on more than one server. Implementing a cluster would be ideal in this situation and could offer a high availability setup. It gives the option to replace a node if it fails with no disruption of service or even data loss. […]
Tags: cluster, Database, failover, hearbeat, high availability, mon, Mysql, redundancy, replication
Apr
01
2007
Having a few databases running on Mysql with tables growing to several millions of rows, backups become pretty heavy. If the server fails, it can mean several hours lost, working on setting up a new server and reimporting the data from the backup. I’m not even talking about the potential financial loss due to the […]
Tags: cluster, Database, failover, high availability, Mysql, redundancy, replication