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With Elasticsearch running, execute the curl command shown below in your terminal to get information about your version of Elasticsearch: The first method for checking your Elasticsearch version makes use of the curl command.
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There are two simple ways that you can use command-line operations to find out what version of Elasticsearch you’re running. Check Version Options OPTION 1: Check Version using Curl from Command Line In this tutorial we’ll use curl to communicate with Elasticsearch. If you haven’t had much experience with curl functionality the underlying concept is simple: curl allows you to use HTTP requests to communicate with a server. Once you’ve confirmed this, all you need is a basic familiarity with command line tools and curl commands. If you know that Elasticsearch is installed but you don’t receive the expected output, you may need to restart Elasticsearch on your machine. Curl You should receive output containing information about your instance of Elasticsearch.
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