Amazon Elastic File System (Amazon EFS) is a
cloud storage service provided by
Amazon Web Services
Amazon Web Services, Inc. (AWS) is a subsidiary of Amazon that provides on-demand cloud computing platforms and APIs to individuals, companies, and governments, on a metered pay-as-you-go basis. These cloud computing web services provide d ...
(AWS) designed to provide
scalable,
elastic,
concurrent
Concurrent means happening at the same time. Concurrency, concurrent, or concurrence may refer to:
Law
* Concurrence, in jurisprudence, the need to prove both ''actus reus'' and ''mens rea''
* Concurring opinion (also called a "concurrence"), a ...
with some restrictions,
and
encrypted
In cryptography, encryption is the process of encoding information. This process converts the original representation of the information, known as plaintext, into an alternative form known as ciphertext. Ideally, only authorized parties can deci ...
file storage for use with both AWS cloud services and on-premises resources. Amazon EFS is built to be able to grow and shrink automatically as files are added and removed. Amazon EFS supports
Network File System
Network File System (NFS) is a distributed file system protocol originally developed by Sun Microsystems (Sun) in 1984, allowing a user on a client computer to access files over a computer network much like local storage is accessed. NFS, lik ...
(NFS) versions 4.0 and 4.1 (NFSv4) protocol, and control access to files through Portable Operating System Interface (
POSIX
The Portable Operating System Interface (POSIX) is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems. POSIX defines both the system- and user-level application programming inter ...
) permissions.
Use cases
According to Amazon,
use case
In software and systems engineering, the phrase use case is a polyseme with two senses:
# A usage scenario for a piece of software; often used in the plural to suggest situations where a piece of software may be useful.
# A potential scenario ...
s for this file system service typically include
content repositories,
development environment
In software deployment, an environment or tier is a computer system or set of systems in which a computer program or software component is deployed and executed. In simple cases, such as developing and immediately executing a program on the same m ...
s, web
server farm
A server farm or server cluster is a collection of computer servers, usually maintained by an organization to supply server functionality far beyond the capability of a single machine. They often consist of thousands of computers which require ...
s,
home directories and
big data applications.
Data consistency
Amazon EFS provides open-after-close
consistency
In classical deductive logic, a consistent theory is one that does not lead to a logical contradiction. The lack of contradiction can be defined in either semantic or syntactic terms. The semantic definition states that a theory is consistent ...
semantics that applications expect from NFS.
Availability
Amazon EFS is available in all the public AWS regions at least since December 2019.
See also
*
GlusterFS
Gluster Inc. (formerly known as Z RESEARCH) was a software company that provided an open source platform for scale-out public and private cloud storage. The company was privately funded and headquartered in Sunnyvale, California, with an enginee ...
*
Red Hat Storage Server
Red Hat Gluster Storage, formerly Red Hat Storage Server, is a computer storage product from Red Hat. It is based on open source technologies such as GlusterFS and Red Hat Enterprise Linux.
The latest release, RHGS 3.5, combines Red Hat Enterpris ...
References
External links
Amazon Elastic File System
{{Amazon
AWS training institute in Madhapur Hyderabad
Elastic File System
Cloud infrastructure
Cloud platforms
Distributed data storage
Cloud storage
Distributed file systems