Jul 28

OCM 12c Preparation – Make the standby database available for testing

Make the standby database available for testing = Convert your Physical Standbys into Snapshot Standbys Standby databases can become snapshot standbys with a single command line over DG Broker or SQLPlus. What I recommend in this chapter is: Convert a physical standby to snapshot standby using Broker. (preferable) The same above using SQLPlus. That’s it! …

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Jul 28

OCM 12c Preparation – Create a physical standby database

Creating an physical standby database is not an easy task. It involves a lot of steps, as duplicating the primary database, changing some parameters and database configuration. Than you need to create the standby database and finally synchronize and enable it with real-time apply. For this topic, I recommend exercising the following points: Duplicate from …

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Jul 24

OCM 12c Preparation – Create ACFS

ACFS is now renamed to Oracle CloudFS. Oracle ACFS files systems are typically configured for clusterwide access. File systems, files, and directories are visible and accessible from all cluster members and can be referenced by users and applications using the same path names from any cluster member. This is a good way to also implement …

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Jul 04

OCM 12c Preparation – Create and manage an ASM instance

This topic is almost the same we had in 11g OCM. In this topic, what I understand is that you need to practice the following items: Alter the ASM parameters (like initially automounted DGs / power limit / diag / etc) Change the spfile place by using spset / spcopy inside “asmcmd” tool. Start / …

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Jul 04

OCM 12c Preparation – Configure Oracle Flex ASM

This is a totally new feature in 12c. Now you can have your X RAC database nodes running less than X ASM instances. This means that the ASM traffic will be transferred via the private network adapter. Practice here: Ho to convert you environment from non-Flex to Flex ASM. Resizing the number of ASM instances. …

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