mutual exclusion

Dining philosophers problem

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1.0 Introduction

The dining philosophers problem was formulated by Edsger Dijkstra in 1965. The problem illustrates synchronization issues in systems made up of concurrent tasks. The objective of the problem is to have progress and avoid deadlock in systems. Also, the entities needing resources should get them in reasonable time and not face starvation of resources.… Read more

Semaphore Basics

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1.0 BACKGROUND

Semaphore

A semaphore is a signalling mechanism used to regulate access to a shared resource like a railroad track. A semaphore is used to signal to the driver of a train whether he can go ahead on the track or not.… Read more