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Managing Concurrency in High-Traffic Systems: Procducer-Consumer problem with Semaphores and Locks

The Java Trail
10 min readOct 29, 2024

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The Producer-Consumer problem is a classic concurrency issue that arises when multiple producer threads are generating data, tasks, or resources, and multiple consumer threads are simultaneously processing or consuming them. Both the producers and consumers share a bounded buffer with limited capacity, where:

  • Producers add items to the buffer until it reaches its maximum capacity.
  • Consumers remove items from the buffer, consuming them as they are available.

The goal is to coordinate the actions of producers and consumers so that:

  1. Producers don’t overflow the buffer by adding items when it is full.
  2. Consumers don’t attempt to consume from an empty buffer, causing errors.

This problem becomes critical in high-traffic systems, such as e-commerce platforms, financial transaction processors, or food delivery apps during peak hours, where data generation and processing rates can lead to a high volume of concurrent requests.

Real-World Scenario and Problem Statement

Imagine a food delivery app during peak hours when orders are streaming in at high volumes (the producers) and need to…

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The Java Trail
The Java Trail

Written by The Java Trail

Scalable Distributed System, Backend Performance Optimization, Java Enthusiast. (mazumder.dip.auvi@gmail.com Or, +8801741240520)

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