wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.16.3-x86_64.rpm
wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.16.3-x86_64.rpm.sha512
shasum -a 512 -c elasticsearch-7.16.3-x86_64.rpm.sha512
sudo rpm --install elasticsearch-7.16.3-x86_64.rpm
sudo -i service elasticsearch start
sudo -i service elasticsearch stop
curl http://127.0.0.1:9200