Category Archives: RAC New Features

How many ASM Failure Groups should I create?

What if I have two simultaneous failures of different ASM Failure Groups?

More about ASM Multipathing Best Practices

How to generate AWR report in RAC

ASM Disk Header Status – Per-instance status of the disk as seen by discovery

ASM and Clusterware: Which One is Started First? – If you have used Oracle RAC 10g and 11gR1, you might remember that the Oracle Clusterware stack has to be up before the ASM instance starts …

How to Install asmlibs for Red Hat Enterprise Linux 5

The following are only a few of the most common symptoms/factors that lead to node evictions, cluster stack sudden
death, reboots, and status going unhealthy:

In this session will learn how to fix INS-30516 Please specify unique disk groups in Oracle RAC Grid installation if fails.

Use CRSCTL to change an existing Oracle Clusterware standard Cluster to an Oracle Flex Cluster.