O'Reilly logo

HBase High Performance Cookbook by Ruchir Choudhry

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Scaling elastically or Auto Scaling with built-in fault tolerance

Before we go into Auto Scaling we need to give a microscopic view of how HBase accomplishes auto-sharding and how the distributed components within HBase architecture work.

Let's first look at Region.

HBase Regions are a subgroup of table's data which is adjoining; these are in a sorted order of range of rows which sit together, and these regions are distributed across the clusters. Region never overlaps with other regions and the job of a single region server is to serve to expose Region details to the region client at any given point of time; this way HBase provides a guarantee a very strong consistency.

The region has many stores.

A stores hosts a MemStore and deals with the store ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required