Getting started with Spark on AWS
blog.insightdatascience.com
blog.insightdatascience.com
With the largest EC2 instances having 1TB of RAM, many problems that used to require distributed compute can be more efficiently run on one machine with a variety of software: R, Python/Pandas, scikit, julia, etc.
When you've cleaned and filtered your data to meet the problem space, you may well find you don't have big data -- and be relieved that you dont need to hire distributed systems engineers to keep everything running.
There are important use cases however, for example small-world graphs.
Model vCPU Mem (GiB) SSD Storage (GB) Dedicated EBS Bandwidth (Mbps)
x1e.32xlarge 128 3,904 2 x 1,920 14,000