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

What is bea weblogic?, Ans) BEA Web Logic is a J2EE application server and ...

Ans) BEA Web Logic is a J2EE application server and also an HTTP web server by BEA Systems of San Jose, California, for UNIX, Linux, Microsoft Windows, and other platforms. Web Log

Explain instruction level of parallel processing, Instruction Level It ...

Instruction Level It refers to condition where different instructions of a program are implemented by different processing elements. Most processors have various execution unit

How is a property designated as read-only, How is a property designated as ...

How is a property designated as read-only?  In VB.NET: Public Read-Only Property Property Name As Return Type Get? Your Property execution goes in here End Get End Property.

Explain the relationship b/w translated & load time address, Explain the re...

Explain the relationship amongst Translated address and Load time address. Translated address: Address assigned through the translator Load time address: Address ass

Function modules are also external subroutines, Function Modules are also e...

Function Modules are also external Subroutines. True.

Explain the virtual memory, In computing, virtual memory is a memory manage...

In computing, virtual memory is a memory management method developed for multitasking kernels. This technique virtualizes computer architecture's various forms of computer data sto

calculates the area and perimeter of a rectangle, Write a program, using f...

Write a program, using functions, that calculates the area and perimeter of a rectangle whose dimensions (Length & width) are given by a user.

Graphics, what is bitmap and pixmap

what is bitmap and pixmap

Analog to Digital convertor, The A/D converter whose conversion time is ind...

The A/D converter whose conversion time is independent of the number of bits is ? Ans. Parallel conversion is the A/D converter whose conversion time is independent of the Numbe

One node at the highest level in the structure, There can be more than one ...

There can be more than one node at the highest level in the structure. False.  One can describe only single node at the highest level in the structure on LDB

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