Zend Server Cluster Manager extends the benefits of Zend Server across large-scale PHP deployments. With Zend Server Cluster Manager, IT teams can centrally monitor and manage multiple Zend Server instances to ensure high availability and improved scalability of PHP applications. Zend Server Cluster Manager supports applications running on-premise or in the cloud. To use this product, also subscribe to Zend Server (Clustered), also available in the AWS Marketplace.