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Amazon Elastic File System
User Guide

Document History

The following table describes important changes to the Amazon Elastic File System User Guide.

  • API version: 2015-02-01

  • Latest documentation update: August 14, 2017

Change Description Date Changed
Data encryption at rest Amazon EFS now supports data encryption at rest. For more information, see Encrypting Data and Metadata at Rest. In this release
Additional region support added Amazon EFS is now available to all users in the EU (Frankfurt) region. July 20, 2017
File system names using Domain Name System (DNS) Amazon EFS now supports DNS names for file systems. A file system's DNS name automatically resolves to a mount target’s IP address in the Availability Zone for the connecting Amazon EC2 instance. For more information, see Mounting on Amazon EC2 with a DNS Name. December 20, 2016
Increased tag support for file systems Amazon EFS now supports 50 tags per file system. For more information on tags in Amazon EFS, see Managing File System Tags. August 29, 2016

General availability

Amazon EFS is now generally available to all users in the US East (N. Virginia), US West (Oregon), and EU (Ireland) regions.

June 28, 2016

File system limit increase

The number of Amazon EFS file systems that can be created per account per region increased from 5 to 10.

August 21, 2015

Updated Getting Started exercise

The Getting Started exercise has been updated to simplify the getting started process.

August 17, 2015

New guide

This is the first release of the Amazon Elastic File System User Guide.

May 26, 2015