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Oracle Disaster Recovery ImplementationA Non-Technical Overview

(Setting-up Oracle Disaster Recovery Environment on x86-64 Linux)

ViSolve Migration Teamservices@visolve.com

(408)666.4320

www.visolve.com

Present the Disk

HA/DR Server

Present the Disk

Standby Instance

Standby Database

Restored Database New Disk

Linux IA64

Linux x86-64

DB Instance

Backup FilesRMAN Backup

Redo Log Shipping(Data Sync)

Production Database

Source Machine

Target Machine

Backup Disk/Tape

2. Backup the production database to the new disk using RMAN Backup.

5. Dismount the backup disk from the source machine. Mount the backup disk on the target machine.

6. Start the DB instance on the target machine. Restore the backup database using RMAN Restore.

7. Configure Oracle Data Guard on the restored database for High Availability and Disaster Recovery.

1. Add/mount a new disk on the source machine.

Oracle Disaster Recovery Environment(Using Oracle Data Guard)

4. Manually create a DB Instance on the target machine.DB Instance

The Disaster Recovery Environment is now setup using Oracle Data Guard

2

RMAN Restore

3. Configure (Oracle Data Guard) the Production Database as the Primary Database (requires few minutes of downtime).

Primary Database

8. Switch the role of standby database to primary. Move the application database connection (requires database downtime) to the new primary database to complete the migration process.

9. Bring down the source machine.

Setting-up a Disaster Recovery Environment

During a Migration

10. If needed, build an additional server for HA/DR in the new environment using the same tools and process.

We can show you a demo of this approach.Call us today to get access to our

Oracle migration sandbox.

NO PRODUCTION LOSS. BUSINESS CONTINUES AS USUAL.

Primary Database

Standby Database

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services@visolve.com(408)666.4320