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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Jul 03

OCM 12c Preparation - Create ASM disk groups

Creating ASM disk groups is a easy task. You have several ways of doing it, like: asmca (Preferable) sqlplus asmcmd Enterprise Manager (Yes, don’t forget him!) Even though not said, I would also practice altering / dropping / renaming and playing with rebalace power on diskgroups using all the tools. one very important thing is …

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