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Goals of Distributed System distribution network

Goals of Distributed System distribution network

https://www.gyanodhan.com/video/7A2.%20Computer%20Science/Distributed%20Computing/326.%20Goals%20of%20Distributed%20Systemdistribution%20network.mp4

Goals of a Distributed System in a Distribution Network

A Distributed System is a collection of independent computers that appear to users as a single coherent system. In the context of a distribution network, it ensures efficient resource management, communication, and fault tolerance. The key goals of a distributed system in such a setup are:

 Transparency

A distributed system should appear as a single system to users despite its underlying complexity. There are different types of transparency:

 Scalability

A distribution network should scale efficiently as the number of nodes, users, and data grows. It includes:

 Fault Tolerance & Reliability

A distributed system should continue to operate even if some components fail:

 Resource Sharing

Efficient sharing of computing power, data, and network resources:

 Performance

The system should provide high speed and low latency for all users:

 Security

A distributed system must be secure against attacks, failures, and unauthorized access:

 Openness & Interoperability

The system should support different platforms, protocols, and technologies:

 Cost Efficiency

A distributed system should minimize operational costs while maximizing performance:

Conclusion

The goals of a distributed system in a distribution network focus on transparency, scalability, fault tolerance, performance, security, interoperability, and cost efficiency. By achieving these objectives, a distributed system ensures seamless operations, high availability, and optimal resource usage.

Goals of Distributed System distribution network

Distributed Systems Principles and Paradigms

Goals of a Distributed System

A Distributed System consists of multiple independent computers that work together to appear as a single coherent system to the users. These systems are used in cloud computing, data centers, distributed databases, and large-scale web services.

Here are the primary goals of a distributed system:


1. Transparency

The system should hide the complexity of the distribution from users and applications.

  • Access Transparency – Remote resources should be accessed like local ones.

  • Location Transparency – Users should not need to know the physical location of resources.

  • Replication Transparency – Users should not be aware of the replication of resources.

  • Concurrency Transparency – Multiple users can access resources simultaneously without conflict.

  • Failure Transparency – System should handle failures without users noticing.


2. Scalability

The system should be able to scale horizontally (more nodes) and vertically (more resources per node) without significant performance degradation.

  • Size scalability – Handle increasing numbers of users/nodes.

  • Geographic scalability – Operate efficiently across wide geographic areas.

  • Administrative scalability – Easy to manage as the system grows.


3. Fault Tolerance (Reliability)

The system should continue functioning despite partial failures (e.g., one server fails, others take over).

  • Redundancy and replication are often used.

  • Ensures availability even during hardware/software failures.


4. Resource Sharing

Enable efficient and secure sharing of resources such as files, printers, databases, etc., across the system.

  • Promotes better utilization of resources.

  • Requires careful management of permissions and access control.


5. Openness

Distributed systems should be extensible and interoperable, based on standard protocols and interfaces (e.g., REST, RPC, HTTP, gRPC).

  • Should allow integration of new hardware/software components.

  • Example: Microservices architecture using APIs.


6. Concurrency

Multiple processes run simultaneously and may compete for shared resources.

  • Requires synchronization and locking mechanisms.

  • Concurrency control is essential for consistency.


7. Security

Protecting data and communication in a distributed environment is critical due to more attack surfaces.

  • Ensures confidentiality, integrity, and authentication.

  • Example: Use of encryption (SSL/TLS), secure tokens, access control.


Distribution Network in a Distributed System

The distribution network refers to the underlying infrastructure that enables communication and coordination among distributed nodes.

  • Components:

    • LAN/WAN

    • Internet protocols (TCP/IP)

    • Messaging systems (RabbitMQ, Kafka)

    • APIs and Remote Procedure Calls (RPC)

  • Purpose:

    • Facilitates data transfer and task coordination.

    • Maintains consistency across nodes (often via consensus protocols like Paxos or Raft).


If you’d like, I can show you a diagram of how distributed system components communicate over a network. Would you like a visual example?

Goals of Distributed System distribution network

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