Backing up Oracle databases to Amazon S3 at scale
Storage Blog
This article discusses a comprehensive strategy for backing up Oracle databases to Amazon S3 at scale using AWS S3 File Gateway, addressing the challenges of efficiently backing up large enterprise database environments.
- Solution uses multiple S3 File Gateways to handle hundreds of databases totaling hundreds of terabytes
- Key configuration steps include calculating backup sizes, determining backup time windows, and adding performance buffers
- Performance testing showed different EC2 instance types can achieve 0.6-4.6 TiB/hour backup speeds
- Recommended configuration includes:
- Four Storage Gateways
- Four cache disks per gateway
- Increased S3 uploader threads
- Provides detailed technical guidance for mounting NFS shares and configuring RMAN backup channels
The solution offers a cost-effective, scalable approach to long-term Oracle database backup storage in Amazon S3, with performance monitoring and optimization recommendations.
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