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Ensure High Availability with CentOS 6 Clustering

Dec 01, 2011, 16:00 (2 Talkback[s])

[ Thanks to Lee Schlesinger for this link. ]

Today, businesses require high availability (HA) and zero downtime for many IT services. Redundancy and failover mechanisms are essential parts of the HA infrastructure. CentOS 6 provides a reliable, flexible, and powerful clustering solution that lets you use multiple servers to avoid downtime.

CentOS's sophisticated HA suite provides all the packages you need for reliable and secure internode communication, including fencing of failed nodes. It can handle allocating complex resources and services across multiple nodes, and ensure that if a service fails, end users don't see the failure because the service is either restarted or reallocated to a different node, according to a predefined scenario.

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