Managing a healthy cluster belongs to the most important goals of every cluster stack, and Oracle Clusterware is not an exception to this rule. To ensure cluster and data integrity unhealthy nodes should be forcefully evicted from a cluster. A node eviction will be initiated if: - cluster member cannot...

At the Oracle Open World 2011 in San Francisco Markus Michalewicz (Senior Principal Product Manager) announced in two sessions that there is a behavior change introduced with the 11.2.0.3 Patch Set regarding multicasting requirement for the cluster interconnect network. In the version 11.2.0.2 lack of...

Lately I've stared to work on a quite interesting Oracle Maximum Availability Architecture (MAA) project, with HP blades and Virtual Connect. From flexibility point of view the decision has been made to install operating system (Oracle Enterprise Linux 5.6) on a multipath LUN (no local hard drives...