In this tutorial, we will show you how to install and configuration of Apache Solr on Ubuntu 20.04 LTS. For those of you who didn’t know, Apache Solr is an open-source search platform written on Java. It is based on Apache Lucene and is written in Java. Just like Elasticsearch, it supports database queries through REST APIs. Solr aims at providing distributed indexing, replication, and load-balanced querying with automated failover and recovery.
This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘
sudo‘ to the commands to get root privileges. I will show you through the step by step installation of Apache Solr on a Ubuntu 20.04 (Focal Fossa) server.
Install Apache Solr on Ubuntu 20.04 LTS Focal Fossa
Step 1. First, make sure that all your system packages are up-to-date by running these following
apt commands in the terminal.
sudo apt update sudo apt upgrade
Step 2. Installing Java.
Apache Solr required Java if you don’t have java installed on your system run the following command:
sudo apt install openjdk-8-jdk
Verify installed Java version:
Step 2. Installing Apache Solr on Ubuntu 20.04.
Run the following command to download Apache Solr:
cd /opt wget https://archive.apache.org/dist/lucene/solr/8.5.2/solr-8.5.2.tgz
Then, extract Apache Solr service installer script from the downloaded Solr archive file:
tar xzf solr-8.5.2.tgz solr-8.5.2/bin/install_solr_service.sh --strip-components=2 sudo bash ./install_solr_service.sh solr-8.5.2.tgz
Once installed, you can simply use the following commands to Start and Stop of Solr service:
sudo systemctl start solr sudo systemctl stop solr
Step 3. Create Collection in Solr.
Create the first collection in Apache Solr using the following command:
sudo su - solr -c "/opt/solr/bin/solr create -c mycollection -n data_driven_schema_configs"
Step 4. Accessing Apache Solr.
Apache Solr will be available on HTTP port 8983 by default. Open your favorite browser and navigate to
http://your-server-ip-address:8983. If you are using a firewall, please open port 8983 to enable access to the control panel.
Congratulations! You have successfully installed Apache Solr. Thanks for using this tutorial for installing Apache Solr in Ubuntu 20.04 LTS Focal Fossa system. For additional help or useful information, we recommend you to check the official Apache Solr website.