Swapfile is called pagefile in XP.
Windows uses hard drive space to simulate system RAM. In Windows, this is
known as virtual memory and often called the pagefile.
paging file
A hidden file on the hard disk that Windows uses to hold parts of programs
and data files that do not fit in memory. The paging file and physical
memory, or RAM, comprise virtual memory. Windows moves data from the paging
file to memory as needed and moves data from memory to the paging file to
make room for new data. Paging file is also called a swap file.
Disk Cache Size is the size of the pagefile.
PF Usage and PF Usage History on the Performance tab.
PF Usage
The amount of paging file being used by the system. If your computer is
running near the maximum, you can increase the page file size.
Page File Usage History
Graph depicting the amount of page file used over time. The sampling
displayed in the graph depends on the value you select for the Update Speed
on the View menu.
See..
Virtual Memory in Windows XP
http://www.aumha.org/win5/a/xpvm.htm
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Hope this helps. Let us know.
Wes
MS-MVP Windows Shell/User
In