How To Install ipvsadm on CentOS 7
Introduction
In this tutorial we learn how to install ipvsadm on CentOS 7.
What is ipvsadm
ipvsadm is used to setup, maintain, and inspect the virtual server table in the Linux kernel. The Linux Virtual Server can be used to build scalable network services based on a cluster of two or more nodes. The active node of the cluster redirects service requests to a collection of server hosts that will actually perform the services. Supported Features include - two transport layer (layer-4) protocols (TCP and UDP) - three packet-forwarding methods (NAT, tunneling, and direct routing) - eight load balancing algorithms (round robin, weighted round robin, least-connection, weighted least-connection, locality-based least-connection, locality-based least-connection with replication, destination-hashing, and source-hashing)
We can use yum or dnf to install ipvsadm on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install ipvsadm.
Install ipvsadm on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install ipvsadm using yum by running the following command:
sudo yum -y install ipvsadm
Install ipvsadm on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install ipvsadm using dnf by running the following command:
sudo dnf -y install ipvsadm
How To Uninstall ipvsadm on CentOS 7
To uninstall only the ipvsadm package we can use the following command:
sudo dnf remove ipvsadm
References
Summary
In this tutorial we learn how to install ipvsadm on CentOS 7 using yum and dnf.