Explain disk scheduling algorithms-shortest seek time first, Operating System

Assignment Help:

SSTF (Shortest Seek Time First)

  • After a demand go to the closest request in the work queue regardless of direction
  • Decrease total seek time compared to FCFS
  • Disadvantages
  • Starvation is probable stay in one area of the disk if very busy
  • Switching directions deliberates things down

 

 

 


Related Discussions:- Explain disk scheduling algorithms-shortest seek time first

Describe internal layout of the file system in windows 2000, Describe the i...

Describe the internal layout of the file system in windows 2000. The basic entity in NTFS is a volume and a volume is created by the Windows 2000 disk administrator utility and

What is a message passing system, Question 1 What is a message passing sys...

Question 1 What is a message passing system? Discuss the desirable features of a message passing system Question 2 Discuss the implementation of RPC Mechanism in detail Q

Lru implementation details, Now, let us discuss two related algorithms for ...

Now, let us discuss two related algorithms for deciding which pages to evict. The clock algorithm is one of the most popular choices. It works by keeping frames in a circular struc

Can indefinite blocking take place, Consider the subsequent resource-alloca...

Consider the subsequent resource-allocation policy. Requests as well as releases for resources are allowed at any time. If a request for resources can't be satisfied because the re

Explain system-wide open-file and per-process open-file, Explain system-wid...

Explain system-wide open-file and per-process open-file The system-wide open-file table have a copy of the FCB of each open file, as well as other information. The per-pr

Illustrate the operating system components, Q. Illustrate the Operating Sys...

Q. Illustrate the Operating System Components? Modern operating systems share the goal of supporting system components. System components are: 1.  Process Management 2.

What do you mean by first fit, What do you mean by first fit? First fit...

What do you mean by first fit? First fit allocates the first hole that is big sufficient .Searching can either start at the starting of the set of holes or where the previous f

What is an effector process, What is an effector process? The effector ...

What is an effector process? The effector process is a method that verifies itself.The effector process exists in particular criteria.

Compute minimum transfer size for acceptable utilization, Q. It is occasio...

Q. It is occasionally said that tape is a sequential-access medium whereas magnetic disk is a random-access medium. In fact the correctness of a storage device for random access d

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