# Elasticsearch 7.17.x on Windows Elasticsearch is a distributed, RESTful search and analytics engine designed for scalability, real-time performance, and high availability. It is widely used for log analysis, full-text search, and data indexing.\ This article provides step-by-step instructions for installing and configuring Elasticsearch 7.17.x on a Windows system. ## Prerequisites Before proceeding with the installation, ensure the following requirements are met: * **Operating System:** Windows 10 or later (64-bit) * **Administrative Access:** Required for installation and service configuration * **Java Development Kit (JDK):** Java 17 installed and configured * **Environment Variable:** `JAVA_HOME` set to the Java installation path\ **Reference:** Follow the \[[Java Installation Guide on Windows](https://docs.ovaledge.com/deployment-and-maintenance/installation/java-17.x-on-windows-machine)] for setup instructions. ## Installation Steps ### Download Elasticsearch Download Elasticsearch 7.17.x from the official OvalEdge repository: ``` https://ovaledge.s3.us-west-1.amazonaws.com/scripts/packages/elasticsearch-7.17.26-windows-x86_64.zip ``` Extract the contents to a preferred location, for example: ``` C:\elasticsearch-7.17.x ```

### Install Elasticsearch as a Windows Service 1. Open **Command Prompt** as Administrator. 2. Navigate to the Elasticsearch `bin` directory:
```cmd cd C:\elasticsearch-7.17.x\bin ```

3. Run the service installation command:
```cmd elasticsearch-service.bat install ```

### Configure JVM Heap Settings 1. Navigate to the configuration directory:
``` C:\elasticsearch-7.17.x\config ```

2. Open **jvm.options** in a text editor (e.g., Notepad++). 3. Uncomment and update the following values based on available memory:
``` -Xms4g -Xmx4g ```

> **Recommendation:** Allocate 50% of available system RAM (maximum 32 GB). ### Configure Elasticsearch Settings 1. Open **elasticsearch.yml** located in the same `config` folder. 2. Add or update the following properties:
```yaml cluster.name: ovaledge network.host: 0.0.0.0 transport.host: localhost transport.tcp.port: 9300 http.port: 9200 xpack.security.enabled: true ```

3. Save and close the file. ### Start the Elasticsearch Service 1. Open the **Windows Services Manager** (`Win + R → services.msc`). 2. Locate the **Elasticsearch** service.

3. Right-click and select **Start**. ### Set Password for the Elastic User 1. Navigate to the Elasticsearch `bin` folder.

2. Open **Command Prompt** in that directory and run:
```cmd elasticsearch-reset-password interactive ```

3. When prompted, press **y** to continue.

4. Set a password for the `elastic` user.

{% hint style="info" %} **Note:** The utility may require multiple confirmations (\~12 times). {% endhint %} ### Verify Installation 1. Open a web browser and navigate to: ``` http://localhost:9200 ``` 2. When prompted, enter credentials: * **Username:** elastic * **Password:** (as configured in the previous step)

3. A successful installation returns a JSON response with cluster metadata.