Understanding the Solr directory structure

Once the Solr server is installed properly, there are various directories and files which are important for an admin to understand from a proper maintenance and configuration standpoint. There are two main directories under <SOLR_HOME>, one is Solr4 which contains all the configuration for Solr, and another is alf_data/solr4, which actually stores the indexes, models, and content fetched from Alfresco.

Let's go through the important files in detail. Considering everything under <SOLR_HOME>:

• alf_data/solr4/model: This directory contains all the data models of Alfresco. Solr pulls this information from the Alfresco server in certain intervals for indexing purposes.

• alf_data/solr4/index: This directory has two sub-folders: workspace and archive. Each folder stores indexes respective to each store.

• solr4: This directory contains the configuration related to indexing and Alfresco communication. It contains two sub-directories for each store...