Since EBS is cheaper than EFS, you can use it for. EFS Systems. EFS has the simplest cost structure. EBS、S3、EFSとは. 1 protocols. Store the data in Amazon S3 Glacier. The difference between these three types of storage is, EBS is only accessible from a single EC2 instance, while EFS allows you to mount the file system across multiple regions. Amazon EBS is a block level storage service for use with Amazon EC2. Use the S3 Intelligent-Tiering storage class. Cost: EFS is approximately 10 times costly than S3. Each service is uniquely different and priced accordingly. EBS is for EC2 block storage. In this video, we step into the world of Amazon Web Services (AWS) storage and shed light on the key differences between three popular services: Elastic Bloc. The primary purpose of S3 is for object storage with the necessary flexibility to scale, availability across regions, and security while maintaining performance. • Manually scale the size of the volumes without stopping instance. An Amazon EFS Volume Mounted on Multiple EC2 Instances. ¡Continúa aprendiendo! Únete y comienza a potenciar tu carrera. RAID0 - performance RAID1 - reliable; Another AZ requires snapshot; Volumes need not be unmounted before snapshot but recommended. Next Steps. Applications that require shared file access can use Amazon EFS for reliable file storage delivering high aggregate throughput to thousands of clients. Difference between AWS EBS, EC2, S3. Follow. Here are the key features and architectural benefits of each one: Amazon EBS . Hands On. EFS is designed for applications thats concurrently access data from multiple EC2 instances. Amazon Web Services (AWS) offers various…S3 vs EBS vs EFS. Amazon S3 is a cloud storage service that can be accessed from anywhere. 30 for EFS. S. It connects to AWS storage services, such as Amazon S3, Amazon Glacier, and Amazon EBS, providing storage for files, volumes, and virtual tapes in AWS. Amazon EC2 Storage & Data Management. You can remove EBS volumes from one instance, and reattach them to another. It is ideal for workloads that require shared file access and supports NFSv4 and NFSv4. I've updated my answer based on new information. Amazon s3 vs Ec2 Storing Files. You could have 5-10 copies of something before s3 cost more than EFS. 4. Ofcourse there would be read/write latency compared to EBS as EBS is designed for low-latency access to data. S3/EBS/EFS and Azure Storage. Understand when to use EFS, compared to using S3, EBS or instance store. Anyway, there are use cases for S3, EBS, EFS and FSx. Amazon Elastic File System (Amazon EFS) Amazon EFS provides a simple, scalable, fully managed elastic NFS file system for use with AWS Cloud services and on-premises resources. Unstructured data is data that does not conform to a particular data model or predefined definitions, such as text or binary data. 50 for the EBS volume and $100 for EBS IOPS). Discover the use cases where S3 shines, including backup and restore, content distribution, and data archiving. Uploading into S3 from the internet is free. A. Using an EFS file system, you can configure instances to mount the file system. That is still the standard way to use it (as per storage), but in special cases, Amazon EBS Multi-Attach can convert EBS into multi-item storage, such as EFS. For example, many small files, highly parallel writes or high write/read ratios. Configure the ReplicaSet to mount the S3 bucket. For example Glacier, S3, EFS allocates the storage for you based on your usage, while at EBS you need to predefine the allocated storage. We just use the instance EBS. S3 is an object storage system, designed to provide archiving and data control options. is an object store with a simple key, value store design, and good at storing vast numbers of backups or user files. efsはnas に似たファイルストレージ. Amazon S3. Unlike EBS and EFS, S3 is not bound to EC2 instances. Each pod will run a container called “efs-container” which will use an Nginx image. また、この説明を聞いたら想像がつくと思いますが efsのほうが値段が高いです. It grows and shrinks automatically as you remove or add files, doing away with the requirement to. EFS provides good performance for the following use cases: Big data and analytics —EFS can provide high throughput to compute nodes, read-after-write consistency and low-latency file operations. S. EBS volumes can be attached to both Windows and non-Windows EC2 machines, whereas EFS volumes are designed for Linux-based hosts only. It is built to scale on-demand to petabytes. View the shared status of each EBS snapshot in AWS Management Console, and choose the Public Snapshots filter to see those that are public. AWS EBS AWS S3; Data is stored as blocks: Data is stored as objects: Store block can size up to 16 tebibytes each (17. West (Oregon), U. The container will also have a mounted volume called “efs” that will be associated with a. S3 is highly scalable, available, affordable, secure, durable, and simple to use through a web-based interface, the Amazon S3 Console. Each EBS volume is presented as a raw block device to the EC2 instance and can be formatted with a file system of your choice. In this blog, we will talk about SLAs for various AWS storage services — Amazon EBS vs. Figure 4 — EBS vs EFS Let's Try! The following steps will have the EFS connecting two EC2 instances. Finally, Amazon S3 is an object store good at storing vast numbers of backups or user files. When deciding if you should be using file, object, or block storage for your cloud application deployment, there are many factors to consider. Share. Improve this answer. D. East (Ohio), EU (Ireland). If the question is asking about mounting file files systems to EC2, S3 will not meet the technical requirement. There are a lot of differences when it comes to comparing in Amazon EFS vs. Compare how they store data before deciding. A broad range of workloads, such as relational and non-relational databases, enterprise applications,. EBS appears as a mountable volume while the S3 requires software to read and write data. AWS Transfer Family – FTP for EFS and S3 by Pete Wilcock . EFS provides shared volume across multiple EC2 instances, while EBS can be attached to a single volume within the same AZ. Sure, there’s a deeper price comparison between Amazon EFS and EBS: Amazon EFS pricing: Standard storage: $0. I strongly recommend using the EFS CSI driver now. Curso Práctico de Storage en AWS. Single part upload: This is the standard way to upload the files to s3. C. At the time, I had at least one conversation daily (or so it seemed) about File Gateway or Amazon EFS being the right solution for NFS workloads. AWS EBS is only accessible in a single region, while multiple EFS instances can share files across multiple regions. EBS. It supports various volume types (gp2,io1,. 8. • Manually scale the size of the volumes without stopping instance. You can mount these volumes as devices on your instances. It is similar to hard drives on our physical machines. S. In general EBS will perform better than S3 (EBS has 4 variations - gp2, io1, st1, sc1). With EBS, you need to pay for separate, dedicated. Instance store ; Actual root volume of some instances (some others come with EBS volumes) ; 📝 Ephemeral (temporary) storage physically attached to the machine Performance of EFS vs Instance Store vs EBS vs S3 Object Storage Classes - what each does & offers. Storage Gateway provides a standard set of storage protocols such as iSCSI, SMB, and NFS, which allow you to use AWS storage without rewriting your existing applications. Topics we’ll cover: Amazon S3 (Simple Storage Service) is typically used for storing and managing unstructured data, and it is not typically used directly for EC2 instances or Kubernetes clusters in the real world. Amazon EBS (Elastic Block Store) is rated 8. In a physical environment this volume might be coming from storage or a server. Use S3 Natively. Some RDS older instances have local storage, most use EBS only. S3 (simple storage service) is the most used storage type in AWS. It is similar to hard drives on our physical machines. It provides a file system interface, file system access semantics (such as strong consistency and file locking), and concurrently-accessible storage for up to thousands of Amazon EC2 instances. Amazon S3 looks the cheapest but that might not. For 200GB, that probably won't be a problem. Note that up until earlier this year the CSI driver did not have a way to do dynamic provisioning (which the EFS provisioner had) but we have eventually released dynamic provisioning support. performance of scratch EBS is better than snapshot (downloaded from S3) delete on terminate for root, configurable. Amazon EFS? EBS is the high-availability storage volume for EC2 instances at the block level. Amazon EFS - Simple, scalable, and reliable file storage for the AWS Cloud. Amazon Glacier. Each has its own strength and purpose. EBS is the only one of these three which is not accessible to multiple EC2 instances. Cloud File System - AWS EFS. Vote. Amazon Glacier - Low-cost storage service that provides secure and durable storage for data archiving and backup. S3/EBS/EFS and Azure Storage. S3 stands for Simple Storage Service and is an object-level storage option that can be used to store and retrieve any amount of data from anywhere on the web. We’ll also show you how NetApp’s Cloud Volumes ONTAP (formerly ONTAP. 236. Unlike EBS or EFS, S3 is not limited to EC2. Amazon S3 makes data available through an Internet API that can be accessed anywhere. EBS vs EFS. This requires persistent storage, that is, storage that lives beyond the lifetime of the container, pod, or node. In the end, the deciding factor between Amazon EBS vs. EBS has a lower price per GB-month compared to EFS—$0. . Amazon EBS Multi-Attach a single. After covering S3 in our last article, let’s deep dive into AWS EBS volumes in this one! EBS (Amazon Elastic. Virginia) Region. S3 organizes data in a hierarchy with metadata and it allows to run more complex queries on objects compared to EBS and EFS. Data at this scale cannot be stored on a single EC2 instance allowed in EBS—requiring users to break up data and distribute it between EBS instances. 三者ともAWSのストレージサービス。 ⭐️ EBSはデータベースやアプリケーション向けのストレージサービス。高速なI/O Throughput。 ⭐️ S3は静的webpage、マルチメディアの分配. approx. Amazon S3 - Store and retrieve any amount of data, at any time, from anywhere on the web. We’ll also show you how NetApp’s Cloud Volumes ONTAP (formerly ONTAP Cloud) can help enhance your use of AWS cloud storage with cost-saving features and added flexibility. Mount the EBS volume on the application instances. Understand various storage options S3, EBS, Instance store, EFS, Glacier, FSx, and what are the use cases and anti-patterns for each;. 023 / GB-month. Amazon’s Simple Storage Service (S3) is one of the more commonly used AWS services for storage purposes. Key differences: EBS: Block Storage. Amazon S3. Store, Process and Accelerate Images, Videos, JS, CSS and Static Content across the World on any Web application. stateful discussions aren’t new and what we are witnessing today are not new patterns. VPNs work by creating an IP. Chose Amazon S3 (Simple Storage Service) S3 and EBS/EFS both host files, but they are very different. To know whether EFS truly is the best option for you, you’ll want to compare it to your other two main options, EBS and S3. Multipart upload: If you are old enough, you might remember using download managers like Internet Download Manager (IDM) to increase. Amazon offers several storage services depending on your needs━Elastic Block Storage (EBS) Elastic File System (EFS), Simple Storage Service (S3), Glacier and Storage Gateway. This drive, in AWS terms, is an Amazon EBS volume. Assume that your file system is located in the US East (N. Let me first give you an overview of these AWS storage types so that. Each Amazon EBS volume is automatically replicated with its AZ to protect you from component failure, offering high availability and durability. This means customers of all sizes and industries can use it to store and protect any amount of data for a range of use cases, such as websites, mobile. Follow us Published on August 15, 2023 What are the differences between AWS (Amazon Web Services) storage options? This article breaks down Amazon EBS,. Remember EBS has a high failure rate compared to S3 (0. Latency. Amazon Elastic File System (EFS) is a set-and-forget, serverless, simple elastic file system that can be used with on-premises resources and AWS Cloud services. EBS can accommodate a smaller amount of data than S3. Amazon Route 53. 三者ともAWSのストレージサービス。 ⭐️ EBSはデータベースやアプリケーション向けのストレージサービス。高速なI/O Throughput。 ⭐️ S3は静的webpage、マルチメディアの分配. O armazenamento de objectos simples S2 não pode ser montado. If you turn on EFS Lifecycle Management then the effective cost can drop, but there are a lot of assumption in that price. EFS, EBS, and S3 are AWS’ three different storage types that are applicable for different types of workload needs. Không giống như EBS hoặc EFS, S3 không bị giới hạn ở EC2. 1. Since most of you are familiar with S3, I will not talk about it in detail. Amazon Glacier. 50 for the EBS volume and $100 for EBS IOPS). An active EC2 instance can also create an AMI. EBS is for EC2 block storage. When running stateful applications using Kubernetes, state needs to be persisted regardless of container, pod, or node crashes or terminations. You can use EBS for database backups and other low-latency interactive applications that need reliable, predictable performance because it is less expensive than EFS. EBS is a high-performance per-instance block storage system designed to act as storage for a single EC2 instance (most of the time) EFS is a highly scalable file storage system designed to provide flexible storage for multiple EC2 instances. Para almacenar copias de seguridad y otros datos estáticos. East (N. A. A file storage layer is needed that can share between instances and scale the platform more easily. Configure S3 Versioning to retain copies of the data. EBS (Elastic Block Storage!) AWS EC2 (Elastic Compute Cloud)에서 사용하도록 설게된 사용하기 쉬운 고성능 블록 스토리지 서비스 AZ. If AWS is like a non-cloud remote storage array, SG is the filer and VTL options that speak file and tape. AWS EFS is an elastic and shared file storage system. Amazon S3 Intelligent Tiering. Every server needs a drive. 025 per. 03. AWS Storage Gateway is a hybrid cloud storage service that gives you on-premises access to virtually unlimited cloud storage. ) Block storage for an EC2 instance: File system storage for multiple EC2. AWS EBS is only accessible in a single region, while multiple EFS instances can share files across multiple regions. It seems to be the cheapest. VPC - Virtual Private Cloud. Finally, Amazon S3 is an object store good at storing vast numbers of backups or user files. On the other hand, the top reviewer of Amazon S3 writes "Deploys in minutes, easily scalable, and extremely stable". Elastic Block Store (EBS) provides persistent block storage volumes for usage with Amazon EC2 instances in the AWS Cloud. That same amount of S3 storage would cost $47. Update the S3 Glacier vault policy to allow. To migrate we need to take snapshots and restore them to another. Traditionally, EBS (with regular snapshots) is the option of choice if you need a filesystem abstraction in AWS. 023/GB for first 50 TB/month. Well, before we compare them and see their differences, let’s open those three letters acronyms. EFS is a file system. It offers performant and scalable Digital Asset Management. To use the One Zone–IA storage class, you must enable. Firstly, let’s remind ourselves about S3 and EFS. FSX for Lustre: FSX for Lustre is the textbook example for “high. The Takeaways. It usually comes down to using the case, but the good news…2. Amazon EFS is priced according to the volume of storage, the storage tier (Standard or Infrequent Access), the level of redundancy, and the amount of provisioned throughput. There is also a special charge for requests in the Infrequent Access tier. AWS storage types across file, block and object-- including Simple Storage Service (S3), FSx, Elastic File System (EFS) and Elastic Block Store (EBS) -- vary sharply by features, management and performance. Data in EFS is accessed via file paths. In summary, EBS offers block-level storage for EC2 instances, EFS provides a scalable file system for shared access, and S3 is an object storage service for storing and retrieving any. S3 vs EBS vs EFS Comparison. Amazon Simple Storage Service (Amazon S3) is an object storage service that offers industry-leading scalability, data availability, security, and performance. The key difference is that EBS is elastic (easily scalable and extensible) compared to a. Compared to AWS EBS, AWS EFS saves the data in many Availability Zones. simply, by having one EFS you can attach it to multiple EC2. Example Scenario. EFS cũng dành cho các hệ thống yêu cầu nhiều thông lượng. 30 per GB-month; Infrequent access storage: $0. Elastic Block Store and Elastic File System are two of Amazon's most popular storage types. Store an unlimited number of files. UnderstandwhentouseEFS, comparedtousingS3,EBSorinstancestore. To use one of these options, complete the steps in either of the following sections: The commands in. EFS is file system storage, using NFSv4 protocol. Amazon Elastic File System（EFS）を使ううえでの勘所 - Qiita. Table 1 – Feature comparison between Amazon AWS Cloud Storage Options and Services – S3 vs. Allow access to the public. is EBS or EFS a reliable way to store huge media files?АWS оffers mаny stоrаge sоlutiоns, but fоr users with stаndаrd stоrаge needs, the deсisiоn fаlls оn these three serviсes: EBS, EFS, аnd S3. Is meant to be EC2 drive. Some AWS services only support using EFS (AWS Lambda, Linux ECS containers). AWS ParallelCluster supports either using Amazon EBS, FSx for ONTAP, and FSx for OpenZFS shared storage volumes, Amazon EFS and FSx for Lustre shared storage file systems, or File Caches. S3 is an object storage system, designed to provide archiving and data control options. The maximum size of a file in EFS is 47. EBS is a high-performance per-instance block storage system designed to act as storage for a single EC2 instance (most of the time) EFS is a highly scalable file storage system designed to provide flexible storage for multiple EC2 instances. In this article, we will take a look at these three services and also discuss some use cases for these services. You can back up EBS volumes with EBS snapshots. We monitor all Public Cloud Storage Services reviews to prevent fraudulent reviews and keep review quality high. Amazon EBS vs EFS vs S3: Picking the Best AWS Storage Option for Your Business. 0. We do not post reviews by company employees or direct competitors. AMAZON STORAGE SERVICES: AWS provides wide range storage services that can be used accordingly to. Go to the Amazon EC2 console. How does Amazon S3 compare to Amazon EBS vs. FSx for Windows is currently available in four regions: U. In this AWS Storage video, we will understand differences between object, block, file and distributed file system storages. EFS, EBS, and S3 are AWS’ three different storage types that are applicable for different types of workload needs. 1 protocols. S3 (simple storage service) is the most used storage type in AWS. It stores files in multiple volumes where data is split into “blocks” that function as separate hard drives. Amazon EBS. Now that this serverless capability exists, AWS DataSync seems. AWS EBS AWS S3; Data is stored as blocks: Data is stored as objects: Store block can size up to 16 tebibytes each (17. EFS Systems. EBS vs. Elastic Block Storage (EBS) Elastic File System (EFS) S3 (Simple Storage Service) ecosystem along with Glacier. While EFS is a managed elastic file system designed for use across different machines and availability zones, EBS is designed as a fast and reliable block storage volume for single machines (although EBS multi-attach is an exception to this that applies only on very specialized scenarios). Example: How Alpha Vertex uses EFS. Consider the benefits and uses of EBS vs. r/sre • Job Interview Task: In this exercise, we want you to use or your tool of choice to draw a diagram for an E-Commerce platform based on the following high-level requirements:. Scaling AWS EFS does not disrupt applications. EFSAmazon EFS basics. This reference architecture is implemented in many templates online. . Storage volumes can only connect to a single EC2 instance at a time, which enables quick file access. Quite clearly, the best use-case would be Amazon EFS since it is designed as a filesystem that can be mounted across multiple Amazon EC2 volumes, across multiple Availability Zones. Think of it as a networked. Elastic File Storage (EFS), Elastic Block Storage (EBS), and Simple Storage Service (S3) are AWS’s three different storage types that can be used for different types of workload needs. See moreLearn the differences between Amazon S3, EBS, and EFS, three AWS storage options for data storage and backups. So, if you installed a database on it. Amazon EFS pricing: $0. Entire data is stored in fixed-size blocks that have unique addresses. It eliminates the need to provision and manage capacity to accommodate growth. Más rápido que S3 pero más lento que EBS. EFS is a Network Filesystem (NFS). 2. Example Scenario. Find out the benefits and challenges of using them. Điều này sẽ giúp bạn. We walk through designing and building a stateful application on Kubernetes that mitigates concern for data. Amazon S3 stores data as objects in a flat environment (without a hierarchy). Up to 7k files system operations every second. If you have windows I would stick to EBS or FSx. In this article, we will discuss these storage… 1 min read · Dec 22, 2022--BDRSuite. Requirements. Additionally, EFS volumes are POSIX compatible, which means they will interoperate with legacy systems. Well, before we compare them and see their differences, let’s open those three letters acronyms. EC2 Backup Method 1: EBS Snapshots. Using an EFS file system, you can configure instances to mount the file system. Click Yes, Delete. Unlike EBS or EFS, S3 is not limited to EC2. EBS provides block-level storage for EC2 instances; EFS offers scalable file storage for multiple instances. The top reviewer of Amazon EBS (Elastic Block Store) writes "A tool to deal with not only. Storage Type: AWS S3 is object storage while Amazon EBS is block storage and Amazon EFS is file storage. The example assumes that the two EFS Lifecycle policies to move files between EFS Standard and EFS Standard-IA are set. S3 is also much better for public files like images, videos, HTML/CSS files, and other web resources that are. C. Cuối cùng, Amazon S3 là một kho lưu trữ object rất hiệu quả trong việc lưu trữ số lượng lớn các bản sao lưu hoặc tệp người dùng. EBS volumes support full-volume encryption. With EBS you are also paying for I/O ops while the volume is mounted. EBS is Amazon's high-performance block storage. No tienes acceso a esta clase. Follow. Understand the difference between EBS vs Instance Store; Would recommend referring Storage Options whitepaper, although a bit dated 90% still holds. On the other hand, Amazon EFS is detailed as " Simple, scalable, and reliable file storage for the AWS Cloud ". EBS stands for Elastic Block Store and is a block-level storage option for use with […] Conclusion. EFS would autonomically scale to account for the extra memory. Choose a snapshot. Amazon EBS volumes are bandwidth restrictions on Amazon EBS volumes, which vary by Volume Type. Uploading into S3 from the internet is free. S3 vs EBS vs EFS Comparision. 52 TB max for individual files. Amazon EFS (Elastic File System) is ranked 3rd in Public Cloud Storage Services with 5 reviews while Microsoft Azure File Storage is ranked 1st in Public Cloud Storage Services with 31 reviews. Amazon S3? AWS offers cloud storage services to support a wide range of storage workloads. AWS FSx for Lustre vs EFS: Head to Head FSx for Lustre is an entirely managed service that offers high-performance, scalable, cost-effective storage for compute workloads. Amazon FSx for NetApp ONTAP, OpenZFS, Windows File Server, and Lustre. EFS. EBS provides block-level storage volumes that are attached to EC2 instances. S3 vs. Latency. 30/GB-month while S3 is $0. For EFS we will create a efs_provisioner pod, which manages the EFS resources. Which is cheaper S3 or EFS? Amazon S3 is cheapest for data storage alone. EFS has entered the chat Then along comes EFS in June 2016 – AWS’ version of the classic Network File System (NFS) for Linux only (look for Amazon FSx for a Windows solution). 0 and 4. In a physical environment this volume might be coming from storage or a server. . Understanding the SLA differences between Amazon EBS, Amazon EFS, and Amazon S3 storage is a key business decision. A file storage layer is needed that can share between instances and scale the platform more easily. 30. How does Amazon S3 compare to Amazon EBS vs. AWS EFS is a file system typically used for data analysis and lift-and-shift migration. Can Lambda use EBS? Lambda can accomodate with all the services provided by AWS. S3 is highly scalable, available, affordable, secure, durable, and simple to use through a web-based interface, the Amazon S3 Console. The article “When to Choose Amazon EFS” says: Amazon EFS provides shared file storage for use with compute instances in the AWS Cloud and on-premises servers. AWS EFS. The differences in monthly charges for similar amounts of S3 and EBS with provisioned I/O storage can be substantial. Single-part upload. AWS EFS is a file storage service for Amazon EC2 instances while EBS is a block-level storage service. 1 What. The same sized EFS standard share would cost an additional $307 -- or about 21% more with backup and 103% more without backup -- than FSx for Windows. Understanding. RDS = managed EC2 Instance rubbing MySQL (or similar database offering) which will make use of EBS under the covers. SG are fancy local caches and gateways to access the remote storage with familiar protocols. It is ideal if many services need to access the same data at the same time. With Amazon EFS, you can create a file system, mount the file system on an Amazon EC2 instance, and then read and write data to and from your file system. S3 vs EBS vs EFS Comparison Table. Feb 9, 2021 · 9 min read Table of Contents Amazon Web Services storage options Elastic Block Store EC2 Instance Store vs EBS Which sort of storage do Amazon EFS and. The differences in monthly charges for similar amounts of S3 and EBS with provisioned I/O storage can be substantial. Which is costlier EFS or EBS? Amazon EFS is almost 10 times more expensive than Amazon EBS pricing, but the cheaper Amazon EBS can only be accessed by one Amazon EC2 instance at a time. December 8, 2022 by Chris Contents hide 1 Amazon S3 1. Amazon S3 is a cloud storage service that can be accessed from anywhere. In a physical environment this volume might be coming from storage or a server. To do this when creating a file system using the console, choose Availability and Durability, and then choose One Zone. Aws S3. EFS is cheaper than FSx. Think of a computer’s hard drive. Careful consideration must be given to select a file system or block storage approach. About this video:For beginners, its som. $0. Here are the key features and architectural benefits of each one: Amazon EBS . Object Storage: Before diving into the details of the individual services, let’s briefly understand the. S3 is highly scalable, available, affordable, secure, durable, and simple to use through a web-based interface, the Amazon S3 Console. この機能は、 AWS が公開している amazon -efs-utilsというパッケージを導入することで使うことができます。. S3 vs EBS vs EFS. Direct the application to store files in the S3 bucket. Para unidades de almacenamiento EC2. FSx for Windows is currently available in four regions: U. While it is important to consider the cost of storage, storage service SLA. Create an S3 Lifecycle policy to transition objects to S3 Glacier Deep Archive after 1 year; B. EFS: An 'elastic' comparison EBS、S3、EFSとは. AWS EFS is a file system typically used for data analysis and lift-and-shift migration. Since network connections can fail, a direct connection is generally combined with a VPN backup over the internet. This article highlights some major differences between Amazon EFS and Amazon EBS. Think of a computer’s hard drive. Multiple EC2 instances can access the same EFS store.