What is the sequence of a page fault causes to occur, Operating System

Assignment Help:

A page fault causes the following sequence to occur.

1. Trap (shut in) to the operating system.

2. Save the process registers and process state.

3. Verify that the interrupt was a page fault.

4. Check that the page reference was legal and determine the location of the page on the disk.

5. Issue a read from the disk to a free frame

6. Whereas waiting, allocate the CPU to some other user.

7. Interrupt fro the disk.

8. Save the registers and process state for the other user.

9. Verify that the interrupt was from disk.

10. Correct the page table and other tables to show that the desired page is now in memory.

 


Related Discussions:- What is the sequence of a page fault causes to occur

System bus and device speeds as the cpu speed increases, Q. Why is it impor...

Q. Why is it important to scale up system bus and device speeds as the CPU speed increases? Answer: Consider a system which carries out 50% I/O and 50% computes. Doubling-up

What problems arise if the directory is a general graph, What problems aris...

What problems arise if the directory structure is a general graph? Searching for a particular file may result in searching the similar directory many times. Deletion of the fil

Operating system components, Question 1 Discuss the following with respect ...

Question 1 Discuss the following with respect to Operating Systems: Operating System Components Operating System Services Question 2 Describe the theory behind Pagin

Define pure and impure interpreters, Pure and impure interpreters      ...

Pure and impure interpreters      In a pure interpreter, the source program is maintained in the source form throughout its interpretation. This arrangement acquires substantia

What is page fault and how to remove page fault?, What is page fault and wh...

What is page fault and what are the steps taken by the OS to remove page fault? A page fault is caused while a page that hasn't been brought into memory is being addressed. The

What is thrashing, What is thrashing? It is a method in virtual memory...

What is thrashing? It is a method in virtual memory schemes when the processor spends most of its time swapping pages, rather than implementing instructions. This is because o

What is a reference string, What is a reference string? An algorithm is...

What is a reference string? An algorithm is evaluated by running it on a particular string of memory references and computing the number of page faults. The string of memory re

Bounded and unbounded buffer, Ask question #Minimum 100 difference between ...

Ask question #Minimum 100 difference between bounded and unbounded buffer words accepted#

What are the allocation methods of a disk space, What are the allocation me...

What are the allocation methods of a disk space? Methods of allocating disk space which are widely in use are a. Contiguous allocation b. Linked allocation c. Indexed

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