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"cluster_uuid" : "5WWxXV59TUiwsLWmb1lTDg", Lets test Elasticsearch using curl command by sending HTTP request curl -X GET "localhost:9200" Then second step is go to the BEGIN SECURITY AUTO CONFIGURATION and here you need to replace this true with false as shown in below:Īfter changing in configuration file you need to restart so run the below command: sudo systemctl restart elasticsearch Testing Elasticsearch Go to Network section and uncomment network.host and replace your system IP withĪnd you need to add this line ed_hosts: in discovery section as shown in below: Let’s make changes in below configuration file sudo nano /etc/elasticsearch/elasticsearch.yml ├─17266 /usr/share/elasticsearch/jdk/bin/java -Xshare:auto =60 > Loaded: loaded (/lib/systemd/system/rvice enabled vendor preset: enabled)Īctive: active (running) since Thu 06:57:31 UTC 9s agoĬGroup: /system.slice/rvice To check the status of elasticsearch sudo systemctl status elasticsearch Start elacticsearch services sudo systemctl start elasticsearchĮnable elacticsearch at system startup sudo systemctl enable elasticsearch

You can install the Elasticsearch using below command: sudo apt-get update sudo apt-get install elasticsearch Save the repository definition to /etc/apt//elastic-8.x.list: echo "deb stable main" | sudo tee /etc/apt//elastic-8.x.list Output: /usr/lib/jvm/java-11-openjdk-amd64 How to Install EFK on Ubuntu 20.04 LTS Install ElasticSearch on Ubuntuĭownload and install the public signing key: wget -qO - | sudo gpg -dearmor -o /usr/share/keyrings/elasticsearch-keyring.gpg

Lets verify JAVA_HOME variable echo $JAVA_HOME Load the environment variable using below command source /etc/environment Paste the below variable into the file: JAVA_HOME="/usr/lib/jvm/java-11-openjdk-amd64" To define the environment variable open the below file: sudo nano /etc/environment Setting the JAVA_HOME Environment Variables Lets install OpenJDK 11 on ubuntu using the commands below. Setting the JAVA_HOME Environment Variables.