@Hari welcome to Grafana, the most confusing stats package there is !
According to the guidelines, you certainly have enough RAM at 4gb
Apr 27
Plesk Obsidian is the new generation of the very popular Plesk control panel for website hosts. Plesk Obsidian has numerous advanced features and includes support for the latest tech, including Git, AutoSSL and Docker. Plesk Hardware RequirementsAs any other complex software solution, Plesk...