Secondary storage Management
1. Free-space management.
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2. Storage allocation
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3. Disk scheduling.
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1. Free-space management.
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______________________________________________________________________________
2. Storage allocation
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3. Disk scheduling.
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1. free space management
- The system keeps tracks of the free disk blocks for allocating space to files when they are created. Also, to reuse the space released from deleting the files, free space management becomes crucial.
2. Storage allocation
- (computer science) the assignment of particular areas of a magnetic disk to particular data or instructions. allocation. assigning, assignment - the act of distributing something to designated places or persons; "the first task is the assignment of an address to each datum"
3. Disk scheduling.
-Disk scheduling is done by operating systems to schedule I/O requests arriving for the disk.