Question: Q2. A buddy system allocator is initialized with memory whose size is 64 KB. Requests for allocation of memory in Blocks of size 2 KB,

Q2. A buddy system allocator is initialized with memory whose size is 64 KB. Requests for allocation of memory in Blocks of size 2 KB, 11 KB, 120 bytes, and 20 KB arrive in that order to the buddy system allocator.

a. Show the allocation status and free lists

of the allocator. How many splits were performed?[3M]

b. Show the allocation status and free lists of the allocator after the block of 120 bytes is

freed. How many coalesce(combine) operations were performed?[3M]

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q2. A buddy system allocator is initialized with memory whose size is 64 KB. Requests for allocation of memory in Blocks of size 2 KB, 11 KB, 120 bytes, and 20 KB arrive in that order to the buddy...

you will implement a very simple file system called vsfs. The file system will be implemented as a library (libvsimplefs.a) and will store files in a virtual disk. The virtual disk will be a simple...

Solve in C langauge Solve Programming project P-48 Programming Projects Programming Problems 9.28 Assume that a system has a 32-bit virtual address with a 4-KB page size. Write a C program that is...

Memory Management a. [10%] Consider the following memory of size 4 MB and currently shows the memory allocated by processes (shaded area shows the memory already) below: Suppose the followings for...

A buddy system memory allocator can coalesce adjacent free blocks quickly and reduces metadata overhead. What ways might a buddy system allocator waste more memory/than a first fit allocator with...

is a scheduling problem when lower - priority process holds a resource needed by higher priority process. ( a ) Priority inversion ( b ) Starvation ( c ) Deadlock ( d ) Busy waiting ( e ) None of the...

QUESTION \# 2 (10 points) Explain buddy system allocator, if 4 mega-byte contagious memory available, explain using diagram allocation of memory objects...

Classify each of the following statements as true or false: a. When a stack is used, reuse of a released memory area is automatic. b. PCD data can be allocated on a stack. c. The relocation register...

A buddy system allocates memory from a fixed-size segment consisting of physically contiguous pages using power-of-2 allocator. Consider computer system that has 1024M memory available. Figure 3...

Assume there exists a Buddy System memory allocator and its initial buffer is 1 0 2 4 blocks. The following memory chunks are allocated and released: Please draw the following steps ( 1 ) - ( 6 ) and...

Members of the board of directors of Security Systems have received the following operating income data for the year just ended: Members of the board are surprised that the industrial systems product...

Summarize findings on ethnic variations in child-rearing styles. Is the concept of authoritative parenting useful for understanding effective parenting across cultures? Explain.

Which of the following statement about provision for doubtful debt is correct? Question 4 Answer a . Provision for bas debt is a current asset b . An increase in provision for bad debts is added to...

CT Corp Comprehensive Question Canadian Tire Corporation, Limited ( Canadian Tire ) is a family of companies that includes a retail segment and a financial services division, among others. The retail...

In your first job out of college, do you think you would prefer to work as part of a self-directed work team or in a more traditionally arranged team where a manager takes control? What would be the...

Group Size and Communication

Understanding Group Roles