Add additional Master Nodes to exisiting runnning matsers

Hi , can you please help us to how to add the additionale master nodes to existing masters , please share the instalation and configuration set up .

Thanks
Jagadish

Hi,
do you mean how to add an additional eligible master node to the cluster?
You'll need to set node.master :true in your elasticsearch.yml configuration file.
For more details, please refer to the documentation