EFS 是否由 EBS 支持?
EFS 是 AWS 为想要将其附加到多个 ec2 实例的企业提供的服务。它还会根据存储自动缩小/放大。但是EFS是如何构建的呢?它是基于EBS构建的吗? EFS是文件级存储,但文件也需要以块级存储在磁盘上(同意像S3这样的对象存储,其存储方式不同)。所以我无法很好地捕捉到差异。那么EFS数据在幕后存储在EBS上吗?
EFS is service provided by AWS for corporate if they want to attach it to multiple ec2 instances. Also it is automatically scale down/up based on the storage. But how is EFS build ? Is it built on EBS? EFS is file level storage, but files also need to be stored on disk in block level(agree object store like S3 its stored differently). So I am not able to capture the difference very well. So EFS data behind the scenes is it stored on EBS?
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AWS 不透露其服务的实施细节。
但是,如果您希望“捕捉差异”:
由于 Amazon EBS 允许将卷安装在多台 Amazon EC2 计算机上,事情变得有点复杂。
此外,Amazon EBS 仅存储在一个可用区中,而 Amazon EFS 文件系统跨可用区进行复制。
摘要
AWS does not disclose implementation details of their services.
However, if you wish to "capture the difference":
Things are getting a little more complicated now that Amazon EBS allows volumes to be mounted on multiple Amazon EC2 computers.
Also, Amazon EBS is stored in only one Availability Zone whereas Amazon EFS filesystems are replicated across Availability Zones.
Summary