elasticsearchHow do I install and configure Elasticsearch on Ubuntu?

1. Install Java 8:

sudo apt-get install openjdk-8-jre

2. Download and install the Public Signing Key:

wget -qO - https://artifacts.elastic.co/GPG-KEY-elasticsearch | sudo apt-key add -

3. Add the Elastic repository to your system:

echo "deb https://artifacts.elastic.co/packages/7.x/apt stable main" | sudo tee -a /etc/apt/sources.list.d/elastic-7.x.list

4. Update the apt package manager:

sudo apt-get update

5. Install Elasticsearch:

sudo apt-get install elasticsearch

6. Configure Elasticsearch:

Edit the /etc/elasticsearch/elasticsearch.yml file and set the cluster and node names:

cluster.name: my-cluster
node.name: node-1

7. Start Elasticsearch:

sudo systemctl start elasticsearch

## Helpful links

• Installing Elasticsearch
• Configuring Elasticsearch
• Managing Services with systemd

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