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Optimizing memory management for computers using the UNIX operating systemHays, Joseph A. 02 February 2010 (has links)
A consequence of the recent mergers affecting General Electric Aerospace, Martin Marietta
and Lockheed has been the need to exchange information between, previously unrelated,
work sites. One of these work sites is the Martin Marietta Data Center (MMDC).
The information exchange is to be performed electronically to maximize efficiency. No
capability exists within the MMDC to accommodate this information exchange.
<p>A number of options that address this deficiency exist. The most plausible is the installation
of a computer program on the MMDC's LAN that would enable the required information
exchanges to take place.
<p>In order to make the computer program operational, modifications to the computers that
make up the MMDC LAN are necessary. Primarily, the amount of RAM the computers
possess must be increased. This results in a change in the amount of swap space that
must be available.
<p>The intent of this project is to resolve the deficiency that exists by enabling the MMDC to
exchange data electronically with other sites in the area.
<p>A secondary goal of the project is to determine a better way of allocating swap space than
the present method of simply using twice the amount of RAM.
<p>The approach to the project is "two-pronged". An assessment of the mechanics of swapping
is performed to see if it could be done more efficiently. And, an analysis of an operational
network is performed to determine the empirical relationship between swap
space and RAM. Retaining performance standards is an underlying requirement for
reaching any conclusions.
<p>By using a single formula to determine swap space needs for every network, it is implied
that the swap space to RAM size relationship is the same for every network. What is
unique about the methods used in this project is that actual relationships and utilization of
the network in question are used in determining the swap space size requirements. / Master of Science
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