Answer
This concept is introduced in TD12. It does the following tasks
- maintains information on frequency of data access
- tracks data storage task on physical media
- migrating frequently used data to fast disks and less frequently used data to slower disks
- allocating cyclinders from storage to individual AMPs
This concept is introduced in TD12. It does the following tasks
- maintains information on frequency of data access
- tracks data storage task on physical media
- migrating frequently used data to fast disks and less frequently used data to slower disks
- allocating cyclinders from storage to individual AMPs
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