What is Amazon Elastic File System (EFS)?

Jay Tillu
3 min readMay 12, 2024


Amazon Elastic File Storage — Jay Tillu

In the world of cloud computing, flexibility and scalability are important. As businesses evolve and grow, so do their storage needs. AWS has been at the forefront of providing scalable, reliable, and cost-effective storage solutions for businesses of all sizes. Among these solutions, Amazon Elastic File System (Amazon EFS) stands out as a versatile option for managing file storage in the cloud.

Understanding Amazon EFS

Amazon EFS is a fully managed, scalable file storage service designed to provide elastic file storage for AWS cloud computing applications. It is built to scale automatically, allowing you to add or remove file systems without disrupting your applications. With Amazon EFS, you can easily store and access data from multiple Amazon EC2 instances simultaneously, making it ideal for applications that require shared access to files.

Key Features of Amazon EFS

  1. Scalability: One of the primary advantages of Amazon EFS is its scalability. It can automatically scale capacity up or down as you add or remove files, ensuring that your applications always have the storage they need.
  2. Shared Access: Amazon EFS supports multiple EC2 instances accessing the same file system simultaneously. This shared access makes it suitable for a wide range of use cases, including content management systems, development environments, and analytics workloads.
  3. Performance: Amazon EFS offers low-latency performance, making it suitable for a variety of workloads, including big data analytics, media processing, and content management.
  4. Durability and Availability: Amazon EFS is designed for high durability and availability. It automatically replicates data across multiple Availability Zones within a region, ensuring that your files are safe and accessible even in the event of a hardware failure or network issue.

Difference between Amazon EBS and Amazon EFS

Difference between Amazon EBS and Amazon EFS — Jay Tillu


Amazon EFS is a powerful and versatile file storage service that offers scalability, shared access, and seamless integration with AWS services. While Amazon EBS provides block-level storage for EC2 instances, Amazon EFS is designed for applications that require shared access to files and scalable storage capacity. By leveraging the strengths of both services, businesses can build highly resilient and scalable applications in the cloud.

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Jay Tillu

I am Frontend Web Developer and Hobbyist Blogger. As a Web Developer, I hold expertise in HTML, CSS, JavaScript, and React.