Clocks in distributed systems, Operating System

Assignment Help:

Clocks in distributed systems:

a. Why are clocks difficult to synchronize in distributed systems?

b. What features in a system assume that the clocks are (reasonably) synchronized? Give two examples of cases where a problem would occur if the clocks were not synchronized.

c. Order the following events based on the figure below according to the happened before relationship as introduced by Lamport. Consider that the vertical lines represent events in a process ordered chronologically from bottom up (that is, time grows going up on the axis).

! p3, q3, q5, r3

! r1, q4, r4

! p1, q3, r3, r4

2299_procedure.png


Related Discussions:- Clocks in distributed systems

Describe demand-paged environment, Q. Which of the subsequent programming ...

Q. Which of the subsequent programming techniques and structures are good for a demand-paged environment? Which aren't good? Describe your answers. a. Stack b. Hashed symbol

Define segmentation, Define Segmentation  The memory allocation method...

Define Segmentation  The memory allocation method subject to “external” fragmentation is Segmentation.

Write a script in linux to match a data directory, Write a script that uses...

Write a script that uses this idea to print output similar to the following: Files in this directory that match *~ : bash-scripts.html~ chimpanzee~ countdown~ countd

Page fault handling , Page Fault Handling conditions like, where the copy...

Page Fault Handling conditions like, where the copy on write bit of a page is set and that page is send by more than one process, the Kernel assign new page and copies the conten

Different ways in which a thread can be cancelled, What are the different w...

What are the different ways in which a thread can be cancelled? Cancellation of a target thread may happen in two different scenarios: Asynchronous cancellation: One thr

Major advantages of microkernel approach to system design, Q. What are the ...

Q. What are the major advantages of the microkernel approach to system design? Answer: Benefits usually include the following (a) Adding a new service doesn't require modify

Disk scheduling algorithms-first come, FCFS (First Come, First Served) Per...

FCFS (First Come, First Served) Perform operations in order requested No reordering of work queue No starvation every demand is serviced Poor performance

What is the benefits os co-operating process, What is the benefits OS co-op...

What is the benefits OS co-operating process? Information sharing. Computation speeds up. Modularity. Convenience.

Define some language processors, Define Name of some language processors?  ...

Define Name of some language processors?   Name of some language processors are as follow: Assembler, Compiler and Interpreter

Data races, Research the phenomenon of data races. Give an example of how...

Research the phenomenon of data races. Give an example of how an unprotected data race can give rise to data inconsistency. How do OpenMP and Cilk resolve this problem? Data

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