What is Converged Infrastructure (CI)? [2023]
Converged infrastructure refers to a unified and pre-integrated IT system that combines compute, storage, networking, and virtualization resources into a single solution. It brings together hardware components, management software, and networking infrastructure to create an optimized and easily deployable infrastructure stack.
The key concept behind converged infrastructure is to simplify IT operations by providing a standardized and pre-configured solution. It eliminates the need for organizations to separately select, integrate, and manage individual components of the infrastructure. Instead, converged infrastructure offers a turnkey solution that is designed for specific workloads or use cases.
A typical converged infrastructure solution includes compute nodes (servers), storage arrays, networking switches, and management software. These components are pre-integrated and tested to ensure compatibility and optimal performance. They are usually provided by a single vendor or a consortium of vendors, which simplifies procurement and support processes.
The benefits of converged infrastructure include streamlined deployment, simplified management, improved scalability, and reduced operational costs. It enables organizations to rapidly deploy new infrastructure by eliminating the time-consuming process of individual component selection and integration. The pre-integration and standardized management interfaces also simplify ongoing management and maintenance tasks.
Converged infrastructure is particularly beneficial for virtualized environments, as it provides a foundation for deploying and managing virtual machines efficiently. By consolidating compute, storage, and networking resources, organizations can achieve higher resource utilization and more flexible allocation of resources to support dynamic workloads.
Furthermore, converged infrastructure serves as a building block for modern data center architectures, such as hyper-converged infrastructure (HCI) and software-defined infrastructure (SDI). HCI takes the convergence concept further by integrating compute, storage, and virtualization resources into individual nodes, eliminating the need for separate storage arrays. SDI abstracts the entire infrastructure into software-defined components, providing greater agility and flexibility.
In summary, converged infrastructure offers a unified and optimized solution for organizations seeking to simplify their IT infrastructure, reduce complexity, and enhance operational efficiency. By integrating compute, storage, networking, and management components into a single stack, converged infrastructure provides a turnkey solution that is scalable, manageable, and adaptable to changing business needs.