> For the complete documentation index, see [llms.txt](https://dev7days.gitbook.io/dev7days/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dev7days.gitbook.io/dev7days/elastic-search/node-and-cluster.md).

# Node and Cluster

Describe about Node and Cluster

`Node` is the instace of our Elastic search that running in our system or It mean server that running this. Each Node will belong to one cluster , in the system you can design it's to have multiple `Node`in one cluster. In terminology the cluster is like a team and node is member in the team that can have different roles.\ <br>

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