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

Characteristics of a pipeline, What are the main characteristics of a pipel...

What are the main characteristics of a pipeline? Ans: The main characteristics of a pipeline are: a) The speedup or efficiency gain by suing a pipeline depends on the numbe

Implementation of logic micro-operations, Q. Implementation of Logic Micro-...

Q. Implementation of Logic Micro-operations? For implementationlet's first ask questions how many logic operations can be performed with two binary variables. We can have 4 pos

How can a parent and child process communicate, How can a parent and child ...

How can a parent and child process communicate? A parent and child can communicate by any of the normal inter-process communication schemes (pipes, sockets, message queues, sha

Calculate quantities from information in bayesian network, 1. A Bayesian ne...

1. A Bayesian network is shown for the variables paper Thickness, paper Alignment and Print Quality. The conditional probabilities are provided in the tables beside the nodes. Here

What is the cih, CIH, also known  as Chernobyl or Spacefiller, is a Microso...

CIH, also known  as Chernobyl or Spacefiller, is a Microsoft Windows computer virus which first emerged in 1998. It is one of the most damaging viruses, overwriting critical inform

A variable number of input arguments, Write a function that will get a vari...

Write a function that will get a variable number of input arguments: the length and width of a rectangle, and possibly also the height of a box that has this rectangle as its base.

.., consider an open circuit pn junction.sketch curves as a function of dis...

consider an open circuit pn junction.sketch curves as a function of distance across the junction of space charge ,electric field and potential

Insert images in dreamweaver, Q. Insert images in Dreamweaver? You will...

Q. Insert images in Dreamweaver? You will learn two methods to insert images in Dreamweaver-using Dreamweaver's main menu and using Objects panel. 1. Click anywhere in the l

Bidirectional search, Bidirectional Search: We've concentrated so far ...

Bidirectional Search: We've concentrated so far on the searches where the point of view for the search is to find a solution, but not the path to the solution. Like any other

Find the responses when a computer broadcast an arp reqqest, How many respo...

How many responses does a computer expect to receive when it broadcast an ARP request? Why? An ARP (Address Resolution Protocol) request message is put in a hardware frame and

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