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

What are the system components of an operating system, What are the system ...

What are the system components of an operating system and explain them? a) Process management b) Main-memory management c) I/O management d) File management e) Seco

#network OS, what are the design issues of network OS

what are the design issues of network OS

Define state that process must obtain all resources it needs, Before procee...

Before proceeding with its execution, every process must obtain all the resources it needs is called Hold and wait

Define caching, Define caching. A cache is a region of fast memory that...

Define caching. A cache is a region of fast memory that holds copies of data. Access to the cached copy is well-organized than access to the original. Caching and buffering are

Explain the resource ownership by platform, Explain the Resource Ownership ...

Explain the Resource Ownership by Platform Ownership of data items may further be complicated by concepts defined in certain operating systems. Each operating system defines "p

Explain how the system can deal with the starvation problem, Q. Can a syste...

Q. Can a system detect that some of its processes are starving? If you answer "yes," explain how it can. If you answer "no," explain how the system can deal with the starvation pro

What disadvantages are there to this two-level directory, What disadvantage...

What disadvantages are there to this two-level directory? Without other provisions, two users who require cooperating with each other are hampered in reaching every other's fi

Enforce memory protection at compile time?, Why is it not possible to enfor...

Why is it not possible to enforce memory protection at compile time?   Every process should be protected against unwanted interference by other process, whether intentional or

Caching name translations for computers, Q. Discuss the advantages as well ...

Q. Discuss the advantages as well as disadvantages of caching name translations for computers located in remote domains. Answer: There is a performance benefit to caching nam

Determine a policy that is not valid page replacement policy, Determine a p...

Determine a policy that is not a valid page replacement policy?  RU policy (Recurrently used) is not a valid page replacement policy.

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