Hadoop clusters
So far, we have seen how to create a single Hadoop cluster using Ambari. But, is there ever a requirement for multiple Hadoop clusters?
The answer depends on the business requirements. There are trade-offs for both single versus multiple Hadoop clusters.
Before we jump into the advantages and disadvantages of both of these, let's see in what scenarios we might use either.
A single cluster for the entire business
This is the most straightforward approach and every business starts with one cluster, at least. As the diversity of the business increases, organizations tend to choose one cluster per department, or business unit.
The following are some of the advantages:
- Ease of operability: Since there is only one Hadoop cluster, managing it is very easy and the team sizes will also be optimal when administering it.
- One-stop shop: Since all the company data is in a single place, it's very easy to come up with innovative ways to use and generate analytics on top of the data.
- Integration...