FIFO page replacement algorithm memory management technique operating systems

FIFO page replacement algorithm memory management technique operating systems

FIFO Page replacement is the memory management technique. According to First in First Out page replacement algorithm, the page that will come first to load on the memory will be swapped out first. Similarly, the page that will become last to load on the memory, will be swapped out at the last. According to “demand paging”  Read More , FIFO page replacement algorithm works.

fifo page replacement algorithm memory management operating systems.
Figure: FIFO page replacement algorithm memory management operating systems.

1st column: First of all, all memory is free.

2nd column: Page 0 is loaded on memory. Page fault  Read More  occurs because page 0 is already not on memory.

3rd column: Page 7 is loaded on memory. Page fault  Read More   occurs.

4th column: Page 3 is loaded on memory. Page fault  Read More   occurs.

5th column: Page 4 is loaded on memory. Page fault occurs.

6th column: Page 1 is loaded on memory. Page fault occurs.

7th column: Page 7 is loaded on memory. Page fault occurs.

8th column: Page 3 is loaded on memory. Page fault occurs.

9th column: Page 8 is loaded on memory. Page fault occurs.

10th column: Page 5 is loaded on memory. Page fault occurs.

11th column: Page 0 is loaded on memory. Page fault  Read More   occurs.

 

Fazal Rehman Shamil
Welcome to all friends. The reason for our success is only your love for T4Tutorials. Our team is always available to answer your queries regarding any kind of confusions or discussion regarding your study and career matters. For discussion with us please join our facebook group "T4Tutorials.com". The link of the group is mentioned below. Thanks and love to all for connecting with us. We are nothing without you. Love you all.....
https://web.facebook.com/groups/2066136233601097/