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What is Cluster Computing?


Cluster computing refers that many of the computers connected on a network and they perform like a single entity. Each computer that is connected to the network is called a node. Cluster computing offers solutions to solve complicated problems by providing faster computational speed, and enhanced data integrity. The connected computers execute operations all together thus creating the impression like a single system (virtual machine). This process is termed as transparency of the system. Based on the principle of distributed systems, this networking technology performs its operations. And here


Introduction

Computer science as a subject began as far back as the 18th century. However, the first computer was built in the 1960's in the US. Since then the field of computers and networking has seen tremendous growth. However, the problem is that they do not scale as quickly as we require them to. Each time a new generation of computer comes into the market it tends to consume more power, storage, bandwidth, and processing power. Why is this the case? Computer network may be useful for certain tasks, however if we use it for a lot of things it becomes difficult to manage. The system has to be customised for different applications and functions. This can lead to huge losses. Therefore, to avoid this situation various engineers came up with an idea of cluster computing. What is cluster computing?

What is Cluster Computing?

Cluster Computing refers that many of the computers connected on a network and they perform like a single entity. Each computer that is connected to the network is called a node. Cluster computing offers solutions to solve complicated problems by providing faster computational speed, and enhanced data integrity. The connected computers execute operations all together thus creating the impression like a single system (virtual machine). This process is termed as transparency of the system. Based on the principle of distributed systems, this networking technology performs its operations. And here How Cluster Computing works? In clusters, nodes are connected and the nodes share the resources.


Cluster Computing History

We have heard of virtualization before, it is the concept of having multiple operating system running on one physical machine. For instance, one operating system runs on the computer’s hard disk drive, while another one runs on an operating system stored on the floppy drive. Virtualization of a computer is not completely true. An operating system called hypervisor was developed. Hypervisor enables a certain computer to run several operating systems on one single computer. Hypervisor allows one operating system to run on another operating system. To this effect, Hypervisor is also referred to as virtualization layer. History Of Cluster Computing At the dawn of the 1980s, computer processors have always been organized in the central processing units.

Transparency of Cluster Computing

Basically, a cluster computing is a collection of nodes that are similar in nature and are installed all around the world to function as a single system or virtual machine. Data that is being managed within the cluster or individual nodes is transparent. And once a set of data is saved and shared across different nodes, there is nothing to hide and thus, all the operations carried out on it are transparent and not hidden. Why Cluster Computing is Used for Data Protection? Cluster computing is not only used for data protection purpose but for several other purposes. For instance, in healthcare cluster computing is used for search, retrieval, analysis, and diagnosis of medical problems. Also, cluster computing is used in manufacturing, communications, and legal industries.


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How Does Cluster Computing Work?

Cluster Computing is the process of using a collection of various computers in a network. Each computer has its own task to carry out, such as analytics, monitoring, data traffic and other such related task. These computers are required to be managed as a single machine. And each of these nodes in the network is referred to as a cluster. The cluster operates in an asynchronous way. The cluster computing approach is a scalable computing model that allows the computers to execute multiple operations concurrently in real-time. Benefits of Cluster Computing: As the cluster computers work in an asynchronous manner, there are lesser chances of lag while carrying out a computation. This results in lesser time required to complete the task in question.


Types of Clusters

There are two different types of clusters, cloud and Open Compute. Cloud clusters are based on infrastructure from the public cloud providers. These organizations provide the resources to the public internet to fulfill the needs of users with different resources, like storage, computing power, and networking. These organizations offer the infrastructure, but the consumers are responsible of buying the resources through this organization. This model is commonly called as Cloud Computing. Another way to implement the cluster computing is by using the Open Compute system. Open Compute is an open-source computing platform based on the open standard hardware and software from Intel and other components. This model is similar to cloud computing.

Cluster Computing Applications

Data Analytics – Cluster computing helps in improving the performance of data analytics. The unified processing power provides real-time results which can be accessed by all the servers connected to the network. Data scientists have several things they do which take the amount of time to do with or without the help of Cluster Computing. Big Data – Because of its ability to perform faster, Cluster Computing is used by data scientists to take quick decisions based on the required data that is available. The result produced by this technology is automatic and does not require human intervention. Smart Grid – If we look at the current smart grid scenario, we will see how increasing amount of data is increasing and with that the volume of energy generated.


Advantages and Disadvantages of Cluster Computing

Advantages of Cluster Computing It Provides Increased Speed All the computers involved in the processing and analyzing of a large data set get connected together on a network. Thus, the performance of all the nodes are combined which improves the speed. For example, it speeds up the operation of large supercomputers. Reliability In a cluster, all the computers perform in unison and the individual failure of a few nodes does not result in the permanent loss of the entire set. Thus, it improves the resilience of the entire system. It is Immutable The tasks that are managed by cluster computing are permanent and can’t be done away with. Thus, it is totally immutable and it doesn’t require any maintenance by the user.


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Conclusion

No doubt cloud computing is the newest, convenient and efficient platform. Cloud computing consists of multiple benefits that makes cloud computing a favourable option in the field of Information Technology. Apart from solving the problems in the field of IT, this technology is also designed to be more stable, expandable, flexible and more scalable. So, those who are interested to experience the benefits of cloud computing by just using their laptop, should think of exploring Cloud Computing options.

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