Answered: Write a program* that solves the…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Write a program* that solves the producer - consumer problem. You may use the following pseudo code
for implementation.
*program to write: produce -consumer problem to produce and consume the alphabet.
//Shared data: semaphore full, empty, mutex;
//pool of n buffers, each can hold one item
//mutex provides mutual exclusion to the buffer pool
//empty and full count the number of empty and full buffers
//Initially: full = 0, empty = n, mutex = 1
//Producer thread
do {
…
produce next item
…
wait(empty);
wait(mutex);
…
add the item to buffer
…
signal(mutex);
signal(full);
} while (1);
//Consumer thread
do {
wait(full)
wait(mutex);
…
remove next item from buffer
…
signal(mutex);
signal(empty);
…
consume the item
…
Lab assignment 6 3/3
} while (1)

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