Solr Cookbook - Third Edition

Chapter 7. In the Cloud

In this chapter, we will cover the following topics:

• Creating a new SolrCloud cluster
• Setting up multiple collections on a single cluster
• Splitting shards
• Having more than a single shard from a collection on a node
• Creating a collection on defined nodes
• Adding replicas after collection creation
• Removing replicas
• Moving shards between nodes
• Using aliasing
• Using routing

Introduction

With the release of Apache Solr 4.0, we were given a new, powerful mode Solr could work in—SolrCloud. What we got is out-of-the-box distributed indexing and searching at a full scale. We can distribute our collection along multiple machines without having to think about doing it in our application. We can have multiple logical collections defined, running, ...