Cloud infrastructure

What is cloud infrastructure?

Cloud infrastructure is no different from typical data center infrastructure except that it’s virtualized and offered as a service to be consumed via the Internet. Servers, storage, compute resources, and security are all key components of cloud infrastructure.

  • Components of cloud infrastructure
  • Cloud infrastructure work
  • Role of cloud infrastructure in cloud computing
  • Cloud infrastructure advantages
  • Cloud Infrastructure Delivery Models
  • Cloud infrastructure adoption models
  • Develop cloud infrastructure
  • HPE Cloud infrastructure solutions
Components of cloud infrastructure

Cloud infrastructure components

  • Hardware: Cloud infrastructure is built on actual servers, storage, networking, and other components. These components in data centers offer computing power and storage for cloud applications and data storage.
  • Virtualization: Virtualization lets you create virtual servers, storage, networks, and other resources. Resource utilization is optimized by separating actual hardware into several virtual machines or containers with their operating systems and applications. Virtualization isolates hardware, improving cloud scalability, and resource optimization.
  • Storage: Cloud storage includes object, block, and file storage. Object storage is ideal for images, videos, and documents. Block storage offers high-performance database and application storage on virtual computers. File storage offers file sharing and collaboration by exchanging files and folders.
  • Network: Cloud infrastructure includes networking gear, protocols, and services that connect cloud resources, users, and external networks like the Internet. This equipment includes switches, routers, load balancers, firewalls, and others that enable data transfer and cloud network security and performance.

These parts constitute a resilient and scalable cloud infrastructure that delivers internet-based computing, storage, and networking services.

Cloud infrastructure work

How does cloud infrastructure work?

Cloud infrastructure includes hardware and software for Internet-based computing. It works:

  • Server Infrastructure: Cloud service companies like Amazon Web Services, Microsoft Azure, and Google Cloud Platform deploy physical servers in data centers. These servers are powerful computers that store data and run applications.
  • Virtualization Technology: Cloud providers virtualize physical servers. Each virtual server has its own OS and apps. This allows numerous users to share hardware without interfering with each other.
  • Networking Architecture: The virtual servers are connected to each other and the internet through a network infrastructure. It allows servers to transmit data and and accessed by users from anywhere with an internet connection.
  • Storage Services: A variety of storage services, such as file, block, and object storage, are provided by cloud providers. These storage services allow users to store and retrieve data as needed without managing the underlying hardware.
  • Management Interface: Cloud providers offer a management layer on top of the physical infrastructure to control and configure virtual servers, storage, and networking resources. Management is usually available via a web dashboard or API.
  • Elasticity and Scalability: Cloud infrastructure can scale resources up or down based on demand. Users can swiftly add or remove virtual servers, storage, and networking resources to adapt to workload or demand changes.
  • Security Measures: To safeguard user data and infrastructure, cloud providers employ various security measures, such as monitoring, access limits, and encryption.  However, it's important for users also to implement their own security measures to protect their data and applications in the cloud.

Cloud infrastructure provides a cost-effective way for businesses and individuals to access computing resources without having to invest in and manage their own physical hardware.

Role of cloud infrastructure in cloud computing

What is the role of cloud infrastructure in cloud computing?

Cloud infrastructure is a crucial component of cloud computing, providing essential technologies such as virtualization, servers, storage, and networking, to create, deploy and manage cloud-based services and applications. Cloud infrastructure improves scalability, flexibility, and affordability by providing on-demand computing resources and charging per usage. It also improves reliability, performance, and security through redundant architecture, resource allocation, and data protection. Cloud infrastructure allows organizations and people to use scalable, dependable, and accessible computer resources without investing in hardware and infrastructure.

Cloud infrastructure advantages

Advantages of using cloud infrastructure

Cloud infrastructure has several benefits:

  • Scalability: Cloud infrastructure lets you adjust computational resources on demand. This allows businesses to withstand workload changes without over- or under-provisioning.
  • Flexibility: Users can quickly access and deploy virtual servers, storage, and networking services to fulfill their demands and adapt to changing business needs.
  • Cost-effectiveness: Users can only pay for the resources they utilize with cloud infrastructure's pay-as-you-go model. This minimizes huge upfront hardware and infrastructure costs and saves money by optimizing resources.
  • Dependability and Availability: By utilizing redundant infrastructure, automatic failover procedures, and data replication across several data centers, cloud services deliver excellent dependability and availability. This keeps services running during hardware failures and disasters.
  • Security: This protects user data and infrastructure using encryption, access limits, and threat detection. Users can enhance security using cloud provider expertise and resources.
  • Global Reach: Cloud infrastructure lets businesses install apps and services internationally using data centers in multiple countries. This enables low-latency resource access and data sovereignty compliance.
  • Ease of Administration: By offering centralized administration interfaces and automation tools, cloud providers make physical infrastructure maintenance simpler and free up customers to concentrate on their primary business operations.

Cloud infrastructure empowers organizations and people to innovate and develop more effectively by providing scalable, flexible, cost-effective, and secure computing resources.

Cloud Infrastructure Delivery Models

Cloud Infrastructure Delivery Models

  • Infrastructure-as-a-Service (IaaS): In IaaS, cloud companies deliver virtual computers, storage, and networking over the Internet. Users handle operating systems, applications, and middleware, while the provider oversees hardware, virtualization, and networking. It allows scalable IT infrastructure deployment and management without hardware.
  • Platform-as-a-Service (PaaS): PaaS lets you design, deploy, and manage apps without worrying about infrastructure. Cloud providers provide online development tools, middleware, databases, and operating systems. Developers can concentrate on code and application development while the PaaS provider handles tasks like provisioning, scaling, and managing infrastructure.
  • Software-as-a-Service (SaaS): SaaS subscriptions eliminate the need to install, update, and administer software locally. Cloud providers host and maintain software and infrastructure, making it available via web browsers or APIs. SaaS applications include email, collaboration, office suites, and corporate applications, including CRM, HR, and ERP. SaaS apps are handy and accessible since users may use them anywhere with an internet connection.
Cloud infrastructure adoption models

What are cloud infrastructure adoption models?

  • Private Cloud: Private cloud is administered internally or by a third party and is devoted to one organization. It offers more control, customization, and security than public cloud options since it runs inside the company's firewall. Private clouds are ideal for organizations with rigorous regulations, sensitive data, or specialized workloads that require strong control and secrecy.
  • Public Cloud: Public cloud infrastructure is owned and operated by third-party providers, who furnish computing resources (including servers, storage, and networking) on a usage-based payment model via the Internet. User-shared resources provide scalability, and cost-effectiveness. Public cloud services, available to anybody with an internet connection, are perfect for organizations looking to offload IT operations and use cloud computing's scalability and agility.
  • Hybrid Cloud: Hybrid clouds let organizations use both private and public cloud deployment options. It integrates and orchestrates on-premises infrastructure, private cloud resources, and public cloud services for workload portability, data mobility, and resource optimization. A hybrid cloud lets organizations keep sensitive data and important workloads on-premises while using public cloud resources for less sensitive tasks or seasonal demand surges. Hybrid cloud usage improves resilience, and agility, helping organisations react to changing business needs and optimise IT infrastructure.
Develop cloud infrastructure

What activities are typically included in developing a cloud infrastructure?

Developing a cloud infrastructure involves several key activities:
  • Cloud Strategy Development:  This activity defines the company's cloud adoption goals, needs, and roadmap. One must evaluate their IT infrastructure, identify workloads suitable for the cloud, choose a cloud service type (IaaS, PaaS, SaaS), and align cloud activities with business goals.
  • Cloud Migration: Cloud migration moves on-premises programs, data, and workloads to the cloud. It involves analyzing application compatibility, rearchitecting or restructuring applications for cloud settings, securely moving data, and minimizing business interruption. Cloud migration requires IT personnel retraining and procedure updates to handle cloud resources.
  • Cloud Management and Operations: After deployment, cloud infrastructure must be managed and operated to maximize performance, security, and cost. This includes provisioning and configuring cloud resources, monitoring performance and availability, managing user access and permissions, implementing security controls and compliance measures, optimizing resource utilization, and managing costs with monitoring and optimization tools.
HPE Cloud infrastructure solutions

HPE Cloud infrastructure solutions

HPE provides a wide range of cloud infrastructure solutions for varied business needs:

  • HPE Aruba Networking Central: Centralize network administration for efficiency and security throughout your enterprise.
  • Data Services Cloud Console (DSCC): Centralize cloud resource management and optimization. DSCC works smoothly with HPE GreenLake services, including Backup and recovery, File Storage, and Block Storage, to provide a consistent user experience.
  • HPE GreenLake for Private Cloud Enterprise: Combine cloud computing's agility and scalability with an enterprise-specific on-premises infrastructure.
  • HPE GreenLake for Private Cloud Business Edition: Accelerate innovation and growth with an agile, cost-effective, and reliable private cloud solution.
  • HPE GreenLake: Accelerate digital transformation with a consumption-based IT strategy that scales without losing performance or control.
  • HPE Hybrid Cloud: Meet modern enterprises' dynamic demands with a hybrid cloud architecture that mixes on-premises infrastructure and cloud services. Unify and optimize IT with seamless on-premises infrastructure and cloud services.
  • HPE Application Modernization Services: Modernize old applications into cloud-native solutions to boost innovation, efficiency, and user experience.

HPE Transformation Services—Edge-to-Cloud Modernization Program: Get strategic advice and assistance for updating your IT infrastructure from edge to cloud for seamless integration and optimization across your IT environment.

Cloud infrastructure vs. cloud architecture

Cloud Infrastructure
Cloud Architecture


Cloud infrastructure comprises the physical and virtual components—such as servers, storage, and networking—used to deliver computing resources over the internet, forming the foundation of cloud computing.

Cloud architecture refers to the design and layout of cloud services, detailing how components interact and integrate to meet specific requirements, ensuring scalability, and performance.


Emphasizes the hardware and software components needed to deliver computing resources.

Focuses on the overall design, layout, and interconnection of cloud components to achieve specific goals and functionalities.


Includes hardware, virtualization, storage, and networking components.

Encompasses various architectural elements, such as microservices, APIs, security protocols, and integration strategies.


Provides the foundation and resources for running applications, storing data, and delivering services over the internet.

Guides the planning and design of a cloud solution to meet specific business needs, performance requirements, and scalability goals.


Facilitates scalability enabling dynamic allocation of resources based on demand.

Defines how the cloud solution will scale, ensuring that the architecture adapt to changing workloads and requirements.


Encompasses the actual physical and virtual infrastructure deployed in data centers.

Involves the conceptual and logical framework designed before the actual deployment, focusing on how different components will interact.


Hardware servers, virtual machines, storage devices, networking equipment.

Application components, data flow diagrams, security protocols, and service-oriented architecture.

HPE GreenLake for Private Cloud Enterprise

Related topics

Cloud Architecture

Cloud Native

Cloud Computing