Apache Solr is an open-source search platform built on Apache Lucene. It is designed for scalability and is widely used for full-text search capabilities. In this guide, we will walk you through the installation of Apache Solr on Debian 11.

Step 1: Update Your System

Start by ensuring your system is up to date:

sudo apt update && sudo apt upgrade -y

Step 2: Install Java

Apache Solr requires Java. Install OpenJDK 11 with the following command:

sudo apt install openjdk-11-jdk -y

Step 3: Download Apache Solr

Go to the Apache Solr download page to get the latest version. You can use wget to download it directly. At the time of writing, the latest version is 9.0.0:

wget https://downloads.apache.org/lucene/solr/9.0.0/solr-9.0.0.tgz

Step 4: Extract the Downloaded Archive

Extract the downloaded archive:

tar -xzf solr-9.0.0.tgz

Step 5: Install Solr

Navigate to the Solr directory and run the installation script:

cd solr-9.0.0
sudo ./bin/install_solr.sh solr-9.0.0.tgz

Step 6: Start Solr

Start Solr by running the following command:

sudo systemctl start solr

You can also enable it to start at boot:

sudo systemctl enable solr

Step 7: Access the Solr Web Interface

Open your web browser and navigate to http://localhost:8983/solr. You should see the Solr dashboard.

Conclusion

You have successfully installed Apache Solr on Debian 11. This powerful search platform will help you manage and search your data effectively.

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