Write hit policies, Computer Engineering

Assignment Help:

Write Hit Policies:

  • Write through

o   Update next level on every write

o   Cache is always clean

o   A lots of traffic to next level (mostly write)

  • Write back

o   Write to cache and mark block dirty

o   Update primary memory to eviction

o   Less traffic to next ,but more complicated eviction and coherence

  • Reservation problem

o   Reads use directly and data array at the same time

o   Write use directory first then data array

o   How to we pipeline to permit one read or write per cycle?    

 


Related Discussions:- Write hit policies

Design a nand-to-and gate network, Q Use as few gates as possible, design a...

Q Use as few gates as possible, design a NAND-to-AND gate network that realize the following Boolean algebra expression. ABCD + A'BC'D + A'BC'D' + A'BCD + (A'B'C'D' + A'BCD')

Explain about open system, Q. Explain about Open System? The 'Open Syst...

Q. Explain about Open System? The 'Open System' is a system within its environment. It receives input from environment as well as provides output to environment.  Illustrati

What is public key cryptography, What is Public Key Cryptography? Pub...

What is Public Key Cryptography? Public-key cryptography is a type of modern cryptography that allows users to communicate safely without any previously agreeing on a shared

Explain about the microsoft and the netscape, Explain about the Microsoft a...

Explain about the Microsoft and the Netscape With the increasing competition between certain vendors especially the Microsoft and the Netscape, there have been a number of chan

Spmd model for programming, Q. SPMD model for programming? A normal ass...

Q. SPMD model for programming? A normal assumption was that it must be possible and not too hard to capture the SPMD model for programming MIMD computers in data parallel langu

How many and gates are required to realize Y = CD+EF+G, How many AND gates ...

How many AND gates are required to realize Y = CD+EF+G ? Ans. Y = CD + EF + G for realize this two AND gates are needed (for CD and EF).

Two ways of producing a list within a transaction, What are the two ways of...

What are the two ways of producing a list within a transaction? By submitting a separate report. By using leave to list-processing.

How does VB.NET achieve polymorphism, How does VB.NET/C# achieve polymorphi...

How does VB.NET/C# achieve polymorphism?  VB.Net / C# give polymorphism through the following mechanisms: 1. Inheritance - base class gives overridable methods which are re-

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