Deadlock, Operating System

Assignment Help:

Suppose we have 3 processes running at the same time as shown in the following table. Each resource only has one instance.

Show a possible scenario of resource allocation that results in deadlock. Using a resource allocation graph to show the scenario.

To prevent the possibility of any deadlock, you may modify the order of getting resource requests of some process. Explain how and why. You can also use a resource allocation graph to  justify your answer.

P1

P2

P3

while (1) {

      get(A);

      get(B);

      get(C);

      // critical region

      // use A, B, C

      release(A);

      release(B);

      release(C);

}

while (1) {

     get(D);

      get(E);

      get(B);

      // critical region

      // use D, E, B

      release(D);

      release(E);

      release(B);

}

While (1) {

get(C);

get(F);

get(D);

// critical region

// use C, F, D

release(C);

release(F);

release(D);

}

 


Related Discussions:- Deadlock

What is the use of FIFOs in client-server applications, What is the use of ...

What is the use of FIFOs in client-server applications

Graph - plotting job, This exercise uses a graph-plotting program ( gnuplot...

This exercise uses a graph-plotting program ( gnuplot ) to convert tabular data into an image. This is a technique that is very widely used to visualize scientific data; with app

List the various file attributes, List the various file attributes. A f...

List the various file attributes. A file has particular other attributes, which vary from one operating system to another, but typically having of these:  Name, identifier, typ

Implementing group policies in a windows environment, Question: (a) As...

Question: (a) As a System administrator, elaborate on how you can manage computer accounts in Active Directory of Windows Server 2008? (b) Explain the following user p

Determine what a locality of reference entails, Locality of reference entai...

Locality of reference entails that the page reference being made by a process  Locality of reference entails that the page reference being made by a process is similarly to be

Network operating system and a distributed operating system, Problem: (...

Problem: (a) (i) Explain what a single system image is and how it is related to the concept of a distributed operating system? (ii) What are the main differences between a

Can we call trap as an interrupt??, is there any difference between the tra...

is there any difference between the trap and interrupt??

Ipc, Explain in detail about ipc in linux

Explain in detail about ipc in linux

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd