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Purpose of ASM Data Migration → Alternatives to ASM storage include file systems, raw disks, and SAN configurations. ASM includes a … because ASM manages disks for you. Oracle Real Application Clusters (Oracle RAC) databases benefit from … ASM because it provides ready-made shared storage. If a database currently uses a storage system … other
Basic Concepts of ASM Data Migration → You can migrate data to ASM with RMAN even if you are not using RMAN as your primary backup tool … database both in ASM and alternative storage systems, then you can move a database directly into … ASM. If you do not have sufficient storage, then you can back the database up to tape, create an ASM … disk group
Preparing to Migrate the Database to ASM → assumptions: You want to migrate the database to two ASM disk groups: +DATA for the database and +FRA … for the flash recovery area. The database to be migrated to ASM storage is named mydb. Note: If you … do not want to migrate the flash recovery area, then skip step 10. To prepare the database for ASM … to a recovery catalog.
26 Performing ASM Data Migration → This chapter describes how to migrate data into and out of Automatic Storage Management (ASM … ) storage with RMAN. This chapter includes the following topics: Overview of ASM Data Migration Preparing … to Migrate the Database to ASM Migrating the Database to ASM Migrating a Database from ASM to Alternative
Basics Steps of Data Migration to ASM → ASM are as follows: Back up the database and server parameter file, and disable Oracle Flashback … Database. This step is described in \"Preparing to Migrate the Database to ASM\". Restore files to ASM … , recover the database, and optionally migrate the flash recovery area to ASM. This step is … described in
Moving Datafiles Between ASM Disk Groups → You may want to move an active datafile in an ARCHIVELOG mode database from one ASM disk group to … you use ASM disk groups ASMDSK2 and ASMDSK1. You want to move datafile +ASMDSK2/rdbms/datafile … /tbs_5.256.565313879 to disk group ASMDSK1. To move a datafile from one ASM disk group to another ASM disk … ; Back
Migrating the Database to ASM → same assumptions described in \"Preparing to Migrate the Database to ASM\". If you are not migrating … the recovery area to ASM, then you need to modify some of the steps, which are noted. Note: The … . To migrate the database to ASM: Follow the steps in \"Preparing to Migrate the Database to ASM … \". Restore
Overview of ASM Data Migration → This section explains the basic concepts and tasks involved in migrating data to and from ASM.
Migrating a Database from ASM to Alternative Storage → Migrating a database from ASM to an alternative storage system is essentially the reverse of the … migration to ASM. Modify the steps in \"Preparing to Migrate the Database to ASM\" and \"Migrating the … Database to ASM\" as follows: If the procedure specifies Oracle Managed Files locations, then alter … specifies
Upgrade ASM → following steps to upgrade ASM: Shut down the instance: SQL> SHUTDOWN IMMEDIATE If your operating … the ASM instance you are upgrading, where SID is the instance name. For example, if your SID is … +ASM, then enter the following at a command prompt: C:\\> NET STOP OracleASMService+ASM Delete the … Oracle service
Cancel the ASM Upgrade → To cancel an ASM upgrade, start the ASM instance from the old Oracle home.
Troubleshoot the ASM Upgrade → This section explains what to do if something goes wrong with your ASM upgrade. If you run out of … resources during the ASM upgrade, then increase the resource allocation. After increasing the … manual ASM upgrade or restarting DBUA. A new Oracle Database release might require larger shared memory
ASM Disk Group Compatibility → ASM disk group compatibility settings across software versions. Using the new compatibility attributes … the disk group for the database and the disk group for ASM, respectively. This feature enables … Database Storage Administrator's Guide for more information on ASM disk group compatibility
Single-Instance ASM Upgrade → If ASM version 10.2 is installed in Oracle Home 1 ( OH1 ) and the operating system user is orauser … , execute the following steps: As orauser, upgrade ASM to release 11.1 using OUI and DBUA. The new … ASM release 11.1 should be running in a new Oracle Home 2 ( OH2 ). ASM should still be running as … orauser.
Cluster ASM Upgrade → For cluster ASM upgrade, execute the following steps: As orauser, upgrade ASM to release 11.1 using … OUI and DBUA. The new ASM release 11.1 should be running in a new Oracle Home 2 ( OH2 ). ASM should … still be running as orauser. Bring down the ASM and Listener resources from CRS home. As a new user
Recommended Tasks After ASM Upgrades → Performing the following tasks is recommended, but not required, after you have upgraded ASM: Reset … ASM Passwords to Enforce Case-Sensitivity Advance the ASM and Oracle Database Disk Group … Compatibility Set Up ASM Preferred Read Failure Groups You should also consider performing the following tasks
Database Upgrade After ASM Upgrade → database after upgrading ASM. The database user must be a member of OSDBA for ASM. There are three … Also: Oracle Database Storage Administrator's Guide for information on making an ASM disk group … 10.2 to 11.1 in a new Oracle Home ( OH4 ) which is separate from the ASM Oracle Home ( OH3 … that all occurrences
Required Tasks After ASM Upgrades → The following tasks are required after an ASM Upgrade: Set Environment Variables Single-Instance ASM Upgrade Cluster ASM Upgrade
Optional Tasks After ASM Upgrades → If you separate the operating system ownership of Oracle homes belonging to ASM and to one or more … databases, then you must migrate the operating system user of an upgraded ASM or database home by … executing the steps in the following section: Database Upgrade After ASM Upgrade