Problem
Backup and restore of RDS Oracle using EFS as staging storage fails on Cloud Scale deployment
Error Message
Cannot mount Amazon Elastic File System;Backup failed to backup the requested files
Cause
If AWS Elastic File System(EFS) is used as a staging location for backup and restore of RDS Oracle, the backups would fail on Cloud Scale deployment.
There is a known issue where Cloud Scale fails to mount AWS EFS as a staging location.
Solution
Use AWS S3 as a staging location for new RDS Oracle backup and restore operations.
Use AWS S3 as a staging location to restore older backups created via EFS.
For more details on configuring S3 as staging, please refer to documentation for Backup of DBPaaS RDS Oracle - Prerequisite.
References
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