Need guidelines for how to remove two Nodes out of three Node in Elastic Cluster without data loss
we have install Elasticsearch in single node but it has connected three node which is early install still it's taking part of current elastic environment.
Have checked bring down two node's which is not of installation , we can see their data loss in my application it's around 40% data missing .
need Guidelines how to move all the data into ONE Node which is part of our installation.
Thanks & Advance