QDisk bolsters the quorum of small count clusters. This article outlines when and how to use QDisk.
Note: QDisk was added to RHCS and GFS starting with the updates in Red Hat Enterprise Linux 4.4 and 5.0. » Read more
In our first article in this series, we introduced the Conga management interface. In this article we show how Red Hat Enterprise Linux 5.1’s Advanced Platform can be configured to automatically provide High Availability for Virtual Machine Guests. Using the Conga management interface, the reader is walked through the process of setting up a shared filesystem guest repository, enabling the failover settings, and demonstrating zero downtime failback.
Note: This article is based on the upcoming 5.1 version of Red Hat Enterprise Linux Advanced Platform.
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