Medium Elasticsearch Regional

Elasticsearch domains should be configured with at least three dedicated master nodes

NIST

Description

This check ensures that Elasticsearch domains are configured with at least three dedicated master nodes to ensure cluster stability and high availability.


Remediation

To configure an Elasticsearch domain with at least three dedicated master nodes, follow these steps:

Steps

  1. Open the Amazon Elasticsearch Service console at https://console.aws.amazon.com/es/.
  2. Choose the domain that you want to modify.
  3. In the navigation pane, under Domain configuration, choose Elasticsearch cluster.
  4. Enable 'Dedicated master' and set the number of dedicated master nodes to 3 or more.
  5. Choose Save changes.

Compliance

NIST