Cluster

Shared-Storage-Cluster, Linux Virtual Server, Email-Cluster

Cluster — by Michael Mende — last modified 2008-02-11 14:24

Example display of a larger Internet portal with redundant firewall, Web cluster, email cluster, DB cluster and SAN.

Email cluster — by Michael Mende — last modified 2008-02-11 20:00

The trio Exim4/DBMail/MySQL permits to build highly scalable email services. Data backend is a MySQL database, possibly a MySQL cluster. This allows concurrent access to emails from several SMTP, LMTP, POP3 and IMAP4 servers.

Linux Virtual Server — by Michael Mende — last modified 2008-02-11 20:27

A Linux Virtual Server is highly scalable server consisting of a cluster of computers equipped with Loadbalancers. Towards the user a Linux virtual server behaves like a single high-performance server.

Shared Storage Cluster — by Michael Mende — last modified 2008-02-12 17:13

Shared Storage Clusters are setups where some servers share a storage and possibly even share file systems like GFS or OCFS2.