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Tag: #cs416

Disks

Persistent storage is essential to every system that we can think of, and we can hardly think of a computer without it. However, managing disks is not as simple as it might appear on a surface level.

Swapping

Sometimes we don't have a lot of memory to access. In those cases, we need a place to put our data. The natural solution is to put data in the disk, which has very high storage. This is known as swapping.

Paging

The main problem that segments have introduced to managing memory space is that their variable size wastes memory through fragmentation. Fixed-size pieces that are easier to handle are much more popular: these are known as pages.

Scheduling

The way that the operating system decides which processes to run and when is a complicated process known as scheduling. This is how it works.