Storage Transfer Service Stay organized with collections Save and categorize content based on your preferences.

Storage Transfer Service enables seamless data movement across object and file storage systems, including:

• Amazon S3, Azure Blob Storage, or Cloud Storage to Cloud Storage
• On-premises storage to Cloud Storage, or Cloud Storage to on-premises
• Between on-premises storage systems
• From publicly-accessible URLs to Cloud Storage
• From HDFS to Cloud Storage

Storage Transfer Service is optimized for transfers involving more than 1TiB of data. For smaller transfers, see our recommendations.

With Storage Transfer Service, you can:

• Automate data transfers: Eliminate the need for manual processes and custom scripts.
• Transfer data at scale: Move petabytes of data quickly and reliably.
• Optimize network performance: Choose between Google-managed transfers for simplicity or self-hosted agents for granular control over network routing and bandwidth consumption.
• Support diverse storage systems: Transfer data seamlessly between cloud providers and on-premises environments.

Use cases

Backup: Replicate your data to Google Cloud, or create a copy of a Cloud Storage bucket in another region

Data processing pipelines: Move data generated on other clouds, your data center, and the edge to Google Cloud for analytics using BigQuery or Managed Service for Apache Spark.

Archival: Move cold data from costly on-premises storage systems to Cloud Storage to reduce storage cost.

Benefits

Secure

• End-to-end encryption protects your data in transit. Storage Transfer Service supports TLS 1.3 for all HTTPS communication.
• Data integrity validation ensures that your data is not corrupted during transfer.

Performant

• Highly-parallelized architecture accelerates transfer speeds.
• Automatic retries and load balancing ensure reliable transfers.

Fully managed

• No need to manage infrastructure or write code.
• Focus on your applications, not data transfer.

Get started

Check to see if your source and sink combination is supported.

There are a number of ways that you can work with Storage Transfer Service:

• The Google Cloud console
• REST APIs
• The gcloud command-line tool
• Java and Python client libraries

See Create transfers to get started.

Service Level Agreement

Storage Transfer Service does not provide an SLA, including for transfer performance or latency, and some performance fluctuations may occur.