Enhance PostgreSQL resiliency and recoverability using Amazon FSx for OpenZFS
Storage Blog
This article discusses how to enhance the resiliency and recoverability of PostgreSQL databases using Amazon FSx for OpenZFS. It provides a step-by-step guide on creating application-consistent snapshots of a PostgreSQL database running on an Amazon EC2 instance, and rolling back to those snapshots in case of data changes or corruption.
Specifically, the article covers:
- Overview of the solution and prerequisites
- Gathering database and file system information
- Creating an FSx for OpenZFS snapshot while putting PostgreSQL in hot backup mode
- Making changes to the PostgreSQL database
- Restoring the FSx for OpenZFS volume to the snapshot point-in-time
- Verifying the PostgreSQL database is reverted to the snapshot state
- Finding file system ID and creating snapshots from AWS Console
- Cleaning up resources after the walkthrough
- Conclusion on the benefits of using FSx for OpenZFS snapshots for low RTO/RPO
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