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What is KVM + Cockpit?

KVM (Kernel-based Virtual Machine) is an open-source virtualization solution for Linux, while Cockpit is a web-based management interface for Linux servers. When combined, KVM + Cockpit provides a powerful and user-friendly platform for managing virtual machines (VMs) and containers. This article will explore the benefits and features of using KVM + Cockpit for virtualization and containerization.

Main Features of KVM + Cockpit

KVM + Cockpit offers several key features that make it an attractive solution for enterprise environments:

• Virtual machine management: Create, start, stop, and manage VMs with ease.
• Container management: Run and manage containers using Docker and other container runtimes.
• Web-based interface: Manage your infrastructure from a user-friendly web interface.
• Role-based access control: Control access to resources and features based on user roles.

Installation Guide

Prerequisites

Before installing KVM + Cockpit, ensure that your system meets the following requirements:

• 64-bit CPU with virtualization extensions (e.g., Intel VT-x or AMD-V)
• Enough RAM and disk space to run VMs and containers
• Linux distribution with KVM support (e.g., Ubuntu, CentOS, or Fedora)

Step 1: Install KVM

Install the KVM package and dependencies using your distribution’s package manager:

Ubuntu/Debian: `sudo apt-get install qemu-kvm libvirt-bin virtinst`

CentOS/RHEL: `sudo yum install qemu-kvm libvirt virt-install`

Step 2: Install Cockpit

Install the Cockpit package and dependencies using your distribution’s package manager:

Ubuntu/Debian: `sudo apt-get install cockpit`

CentOS/RHEL: `sudo yum install cockpit`

Technical Specifications

System Requirements

KVM + Cockpit Snapshot and Restore Workflow

Creating Snapshots

Create snapshots of your VMs and containers to capture their state at a particular point in time:

CLI: `virsh snapshot-create –domain –name `

Cockpit: Navigate to the VM or container details page and click the