Elasticsearch is a distributed system, and optimizing the connection between the client and the Elasticsearch cluster is extremely important for the end user’s experience. Find out if sniffing is the right solution for you.

With the Elasticsearch Node.js client mock library, you can easily create custom mocks for any request you can send to Elasticsearch, and test the resiliency of your code in different scenarios as well.

The new Elasticsearch JavaScript client is here for the latest releases of 5.x, 6.x, and 7.x. New code, better performances and TypeScript support. Try it out.