First of all, you should make sure you have no other ElasticSearch versions installed.
If you want to remove an old installation, please apply the following first:
yum -y remove elasticsearch
rm -rf /var/lib/elasticsearch
rm -rf /etc/elasticsearch
Fresh Elastic Search 7 Installation
Download and install the public signing key:
rpm --import https://artifacts.elastic.co/GPG-KEY-elasticsearch
Create File elasticsearch.repo
touch /etc/yum.repos.d/elasticsearch.repo
Edit the file
nano /etc/yum.repos.d/elasticsearch.repo
Add the following content to it:
[elasticsearch]
name=Elasticsearch repository for 7.x packages
baseurl=https://artifacts.elastic.co/packages/7.x/yum
gpgcheck=1
gpgkey=https://artifacts.elastic.co/GPG-KEY-elasticsearch
enabled=1
autorefresh=1
type=rpm-md
Install ElasticSearch
yum install -y --enablerepo=elasticsearch elasticsearch
After installation, Edit this config file
nano /etc/elasticsearch/jvm.options
Comment out this line by adding # at the beginning, or remove it
#-Djava.io.tmpdir=${ES_TMPDIR}
Add this line right after the above line or anywhere in the config file:
-Djava.io.tmpdir=/home/elasticsearch
Save and exit.
Create /home/elasticsearch folder and add it to the group elasticsearch
mkdir /home/elasticsearch
chown -R elasticsearch:elasticsearch /home/elasticsearch/
Install Java
yum -y install java-1.8.0-openjdk
Enable and Start Elastic search
systemctl enable elasticsearch
systemctl start elasticsearch
Check elasticsearch status
systemctl status elasticsearch
Test elasticsearch to make sure it's listening to port 9200
curl GET 'localhost:9200'
Done!
Tested on AlmaLinux 8.6.
