Cheap Backup Solution with Amazon S3 Deep Archive and borg-backup

Introduction

This README provides instructions on how to set up a cost-effective backup solution using Amazon S3 Deep Archive. Amazon S3 Deep Archive is an extremely low-cost storage option designed for long-term data retention and archiving.

Getting Started

You need aws-cli and borg-backup installed on system

Follow these steps to set up your backup solution with Amazon S3 Deep Archive:

1. Sign up for AWS: If you haven't already, sign up for an AWS account at aws.amazon.com.

2. Create an S3 Bucket: Log in to the AWS Management Console, navigate to the S3 service, and create a new S3 bucket to store your backups.

You also need credential of your aws account, that how the cli script can write in your bucket

// .aws/credential
[default]
aws_access_key_id=
aws_secret_access_key=

//.aws/config
[profile chess]
region=

[default]
region=

S3 glacier deep archive price

Use this storage as cold storage. Normally you access this data for ermegency only. Personnaly i use it as cold storage for my personnal data. It's end-to-end encrypted on my client with borg-backup so i don't bother for my privacy. It's extremely cheap for this use case. Only the retrieval can be expensive, but you're not suppose to do this often.

S3 Glacier Deep Archive (Deep Archive)

• Storage Cost: Approximately $0.99 USD per month.
• Data Retrieval Cost:
  • Standard Retrieval: Approximately $20.00 USD.
  • Bulk Retrieval: Approximately $2.50 USD.
• Request Cost:
  • GET, SELECT, and LIST: Approximately $0.50 USD per thousand requests.

Cost Calculation for 1000 GB

Deep Archive

• Storage: $0.99 USD per month
• Standard Retrieval: $20.00 USD
• Bulk Retrieval: $2.50 USD

Summary of Costs for 1 Month (Storage + 1 Retrieval)

Deep Archive

• Storage: $0.99 USD
• Standard Retrieval: $20.00 USD
• Total: $20.99 USD

Performance Details

S3 Glacier Deep Archive

• Standard Retrieval: 12 hours.
• Bulk Retrieval: 48 hours.