In this tutorial, we will guide you through the steps to install HAProxy on CentOS 7. HAProxy is a free, open-source load balancing and reverse proxy solution that helps distribute incoming network traffic across multiple servers to ensure high availability and scalability. It is often used to improve the performance and reliability of web servers, providing a single entry point for clients while effectively balancing the traffic load among multiple backend servers.
Step 1: Update System Packages
Before installing any packages, it is recommended to update the system to the latest packages by running the following commands:
$ sudo yum update -y
Step 2: Install HAProxy
The HAProxy package is available in the default CentOS repositories. To install it, run the following command:
$ sudo yum install haproxy -y
Step 3: Configure HAProxy
Once installed, the HAProxy configuration file can be found at /etc/haproxy/haproxy.cfg. You can edit this file using a text editor to define your desired configuration.
Step 4: Start and Enable HAProxy
After configuring HAProxy, you can start and enable the service to run on system boot with the following commands:
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