Removing and Adding back a fail Node Oracle RAC 12R2

After some time I am posting again Yeah!, there is a interesting topic always during any migration, what happend if the node of the cluster complete broke? and then we need to recreated from scratch. So let't try this out. Enviroment before the fail: Two nodes Cluster {host01,host02} one asm instance running on each node … Continue reading Removing and Adding back a fail Node Oracle RAC 12R2

Adding a HUB node to Flex Cluster with GNS in RAC 12cR1 using addnode.sh

Introduction We will continue with GNS and Flex Cluster installations (Oracle Clusterware 12cR1 with Flex Cluster), this time we will add new HUB node to our environment so first we can clone the virtual machine template (Installing OL6) and make some changes to prepare it Points to carry out Configure VM template Run prerequisite tasks … Continue reading Adding a HUB node to Flex Cluster with GNS in RAC 12cR1 using addnode.sh

Oracle Clusterware 12cR1 with Flex Cluster and GNS on Oracle Linux 6 (Virtual Box)

Introduction When I started this installation I configured DNS before, there are some interesting points that we have to have in mind because it could take some time to resolve them. I will focus on the Network Prerequisites (DNS and DHCP) if you configure both of these the next process’s going to be very easy … Continue reading Oracle Clusterware 12cR1 with Flex Cluster and GNS on Oracle Linux 6 (Virtual Box)

Configuring DNS and DHCP to use on Oracle Grid Naming Service

Configuring DNS and DHCP to use it on Oracle Grid Named Service This configuration will be on the same server Oracle Linux 6, I installed just to ensure that Oracle clusterware will be working fine with GNS option, so if there is any subjection about this configuration let me know. As of now it is … Continue reading Configuring DNS and DHCP to use on Oracle Grid Naming Service