The leading open source platform for modern datacenters
Red Hat® Enterprise Linux® delivers military-grade security, 99.999% uptime, support for business-critical workloads, and so much more. Ultimately, the platform helps you reallocate resources from maintaining the status quo to tackling new challenges. It's just 1 reason why more than 90% of Fortune Global 500 companies use Red Hat products and solutions.
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It's how enterprises see performance take off
Virtualization can vastly improve efficiency, free up resources, and cut costs—without sacrificing performance, security, and existing investments.
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This document describes recommended practices for deploying and upgrading Red Hat Enterprise Linux clusters using the High Availability Add-On and Red Hat Global File System (GFS/GFS2).
As clusters can be used in a wide range of both supported and unsupported scenarios to meet different business needs, this document describes certain exceptions and/or conditions that warrant a review by Red Hat to determine whether or not a cluster is supportable. An exception does not necessarily mean that a cluster is not supportable by Red Hat: while some exceptions result in unsupportable scenarios, others just need careful review and analysis before proceeding.
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