Introduction
The DirX Directory documentation gives numerous information about the DBAM database, the storage model and the available configuration tools. However DirX Directory administrators additionally need some rules in order to be able to plan how much disc space will be necessary to store the whole information necessary to fulfill the performance requirements of their systems. They will also need some hints for the use of the numerous configuration parameters available for the database.
The purpose of this document and of the provided spreadsheet is to allow a first planning of the disc space needed.
Tuning of disc space and performance is an additional task necessary for every project.
Basically the place needed on the disk depends on several factors like:
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Number and type of directory entries
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Number of attributes of the entries
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Size needed by most of the entries
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Number of indexed attributes
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Type of indexes created
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Properties of the attribute values