From 2c69d1c695a17b64c1a6c7ffed8f051b018b6801 Mon Sep 17 00:00:00 2001 From: Bogdan Luput Date: Tue, 15 Aug 2017 09:51:42 +0300 Subject: [PATCH] Note that EFS encryption is now available and small adjustments in format --- README.md | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/README.md b/README.md index 3d2e50a..8271089 100644 --- a/README.md +++ b/README.md @@ -944,10 +944,9 @@ EFS ### EFS Basics - 📒 [Homepage](https://aws.amazon.com/efs/) ∙ [User guide](http://docs.aws.amazon.com/efs/latest/ug) ∙ [FAQ](https://aws.amazon.com/efs/faq/) ∙ [Pricing](https://aws.amazon.com/efs/pricing/) -- 🐥**EFS** is Amazon’s new (general release 2016) network filesystem. +- 🐥**EFS** is Amazon’s network filesystem. It’s presented as an [NFSv4.1](https://en.wikipedia.org/wiki/Network_File_System#NFSv4) server. Any compatible NFS client can mount it. - It is designed to be highly available and durable and each EFS file system object is redundantly stored across multiple availability zones. - EFS is designed to be used as a shared network drive and it can automatically scale up to petabytes of stored data and thousands of instances attached to it. -- It’s presented as an [NFSv4.1](https://en.wikipedia.org/wiki/Network_File_System#NFSv4) server, so any compatible NFS client can mount it. - EFS can offer [higher throughput](http://docs.aws.amazon.com/efs/latest/ug/performance.html) (multiple gigabytes per second) and better durability and availability than EBS (see [the comparison table](#storage-durability-availability-and-price)), but with higher latency. - EFS is priced based on the volume of data stored, and costs [much more than EBS](#storage-durability-availability-and-price); it's in the ballpark of three times as much compared to general purpose gp2 EBS volumes. - ⏱ [Performance](http://docs.aws.amazon.com/efs/latest/ug/performance.html) is dependent on the volume of data stored, as is the price: @@ -972,7 +971,7 @@ EFS ### EFS Gotchas and Limitations - 🔸 A number of NFSv4.1 features are [not supported](http://docs.aws.amazon.com/efs/latest/ug/nfs4-unsupported-features.html) and there are some [limits](http://docs.aws.amazon.com/efs/latest/ug/limits.html) to the service. -- 🔸 As of 2017-02, EFS does not offer disk level encryption, though it is on the roadmap. +- 🔸 As of 2017-08, EFS offers disk level encryption for new drives. For file systems created before that date, encryption can only be achieved by moving the data to a new EFS. - 🔸 An EFS file system [can be mounted on premises](https://aws.amazon.com/efs/faq/#on-premises) over Direct Connect. - 🔸 An EFS file system can NOT be mounted over VPC peering or VPN, even if the VPN is running on top of Direct Connect. - 🔸 Using an EFS volume on Windows is not supported.