Ubuntu 18.04 LTS Installation elasticsearch6.x

1. AddElasticsearch GPG Key

The first step is to import the Elasticsearch GPG key using the following command:

wget -qo-https://artifacts.elastic.co/gpg-key-elasticsearch | sudo apt-key add-

2. Add Elasticsearch 6.x apt repository

In the second step, after importing the GPG key, add the APT repository:

echo"Deb https:////artifacts.elastic.co/packages/6.x/apt stable main" | sudo tee-a/etc/apt/ Sources.list.d/elastic-6.x.list

3. Installing OPENJDK

The third step, Elasticsearch, is based on Java, so you need to install the JDK first

sudo add-apt-repository ppa:webupd8team/java  sudosudo  Install openjdk-8-jdk #安装jdk

4. Install Elasticsearch 6.x.

sudo Install Elasticsearch

when the installation is complete, enter /etc/elasticsearch/elasticsearch.yml Configuration of parameters

If you don't get to the file, change or assign permissions to a normal user

sudo chown liuf2 elasticsearch/

After you modify the configuration, you can start Elasticsearch:

sudosudo systemctl restart Elasticsearch.service

Status check:

$sudosystemctl status Elasticsearch.service elasticsearch.service-Elasticsearch loaded:loaded (/usr/lib/systemd/system/Elasticsearch.service; Vendo active:inactive (dead) since Fri2018- ,- to  +: in: .CST 1min 59s ago Docs:http://www.elastic.coProcess:32460Execstart=/usr/share/elasticsearch/bin/elasticsearch-P ${pid_d Main PID:32460(Code=exited, status=143) August to  +: -: theLiuf2-virtual-machine systemd[1]: Started elasticsearch.8 Month to  +: in: toLiuf2-virtual-machine systemd[1]: Stopping Elasticsearch ... August to  +: in: .Liuf2-virtual-machine systemd[1]: Stopped Elasticsearch.

Ubuntu 18.04 LTS Installation elasticsearch6.x