What is a Cloud Server?

What is a Cloud Server?

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Updated on Apr 23, 2024 15:50 IST

An Internet-based network—typically the Internet—is used to host and offer a pooled, centrally located server resource known as a cloud server, which various users can access as needed. Cloud servers can supply processing power, storage, and applications in the same ways as a conventional physical server would. In this article, we will talk more about...

An Internet-based network—typically the Internet—hosts and offers a pooled, centrally located server resource known as a cloud server, which various users can access as needed. Cloud servers can supply processing power, storage, and applications in the same ways as a conventional physical server would. In this article, we will talk more about cloud servers, their features, and their working.

Table of Contents (TOC)

Introduction to Cloud Computing
Introduction to Cloud Computing
Cloud computing refers to the process of remotely altering, configuring, and accessing hardware and software resources. It provides cost savings, scalability, high performance, economies of scale, and many other benefits....read more

What is a Cloud Server?

A cloud server is a virtual server running in a cloud computing environment. It is running as a Software-Defined Server instance of a cloud provider's data center infrastructure and is not any physical piece of hardware.

Here are some key points about cloud servers:

  • Major cloud computing platforms include Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform, etc.

  • Users can provision, access, and manage cloud servers remotely over the internet.

  • The cloud provider will own and maintain the actual servers that its cloud servers are running on, but the user doesn't have to worry about the hardware underneath.

  • The scaling, i.e., of the s3 files allows for easy addition or reduction per requirement of computing resources, such as CPU, RAM, storage, and many others.

  • Cloud servers are highly available as the provider ensures redundancy across multiple physical machines.

  • Users only pay for the computing resources they use on an as-needed, pay-as-you-go model. - Common use cases include hosting websites, web applications, databases, storage, backup, big data processing, etc.

Benefits of Using Cloud Server

The key benefits of using cloud servers are:

  • Scalability: Cloud servers allow easy scaling of computing resources (CPU, RAM, storage) up or down as per changing demand.
  • Cost Efficiency: Users only pay for the resources they consume on a pay-as-you-go model, avoiding upfront hardware costs.
  • High Availability: Cloud providers ensure high uptime and redundancy across multiple physical servers.
  • No Hardware Maintenance: The cloud provider manages the underlying physical server infrastructure.
  • Global Access: Cloud servers can be accessed from anywhere over the internet.
  • Rapid Provisioning: New server instances can be quickly provisioned on-demand.
  • Disaster Recovery: Data can be replicated across multiple regions for backup and business continuity.
  • Automatic Software Updates: Cloud providers handle software updates and security patches.
  • Flexibility: Cloud servers enable workload mobility across different geographical regions.
  • Security: Cloud providers offer robust security measures like encryption, access controls, and firewalls.
  • Monitoring and Analytics: Detailed monitoring and analytics of server performance and usage.

Why is it Called a Cloud Server?

When a computing resource is described as being “in the cloud,” it refers to the fact that it has been supplied over a network such as the Internet rather than being physically present and easily accessible on-premises. One of the most well-known instances of a cloud computing resource, together with the database, cloud storage, networking, and software, is a cloud server.

How Does a Cloud Server Work?

A cloud server comprises the virtualization of technology and operates as an independent instance of a virtual machine within the data center infrastructure provided by the cloud provider. Below is general overview of how a cloud server works:

  • Physical Server Infrastructure: Cloud service providers stay in their data centers by maintaining enormous scale physical servers, storage systems, networking gears, and other constituents.

  • Virtualization Layer: The hypervisor-based virtualization layer operates above the physical hardware, supporting the creation and management of numerous independent instances of virtual machines on every single physical server.

  • Virtual Machines (VMs): At the core of things, a cloud server is the running instance of a virtual machine over virtualized infrastructure. Each VM has provisioned CPUs, memory (RAM), storage, and networking resources.

  • Resource Pooling: In an IaaS cloud service, physical resources are needed to come from many servers, consolidated, and provided dynamically to virtual machines as required, thereby promoting effective hardware utilization.

  • User Interface: The users can access and administrate their cloud servers through a web-based user interface, command-line tools, or an API provided by the cloud provider.

  • Provisioning: When a user requests a new cloud server, the orchestration software of the cloud provider will provision a new instance of a virtual machine from the existing pool of resources.

  • Operating System and Applications: The user, subsequently, can install any OS, applications, and workloads of his/her choice exactly the way it would be done on a physical server, onto the provisioned cloud server.

  • Monitoring and Billing: In most cases, monitoring of the use of resources is done by the provider per each server and bills the user using two strategies: pay-as-you-go and subscription billing.

  • High Availability and Redundancy: The capability of cloud providers is that the instances of virtual machines can be spread out and relocated across a large set of physical servers and data centers; they can therefore offer naturally very high availability and redundancy should hardware fail.

Types of Cloud Server

Three different types of clouds can be used to deploy cloud servers:

  • Private Cloud: A business can privately host its own cloud servers and retain control over its management and upkeep. Although these server resources are not shared with other businesses, because they are hosted in the cloud, any employee can access them remotely, generally through a company intranet or VPN.
  • Public Cloud: The most popular way to install cloud servers is through the public cloud. In this situation, a third-party provider owns and runs the infrastructure, including the servers, and provides on-demand computing services to its clients.
  • Hybrid Cloud: Remote cloud servers and On-premises cloud servers can cooperate in public and private clouds. Businesses now have more alternatives and flexibility to retain security and control as needed thanks to this hybrid cloud environment. It also makes use of public clouds when companies need to swiftly expand to handle demand spikes.


Organizations have myriad choices for server equipment and hosting. To supply services, they can pick from thousands of cloud providers. The number of cloud servers is increasing as data centres and server farms spread throughout the globe. In the near future, it’s possible that several hundred million servers will be required to handle the increasing needs of computers and linked gadgets.

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