On systems with larger amounts of memory, more than 128Mb, the hard disk based swap file is not needed as much. This tweak optimizes the use of the swap file on such systems.
Using notepad open the SYSTEM.INI file in your Windows directory.
Find the [386Enh] section and add a new line reading
Save the file and restart Windows for the change to take effect.
Registry Settings Value Name: ConservativeSwapfileUsage Value Data: 1
On systems with large amount of RAM this tweak can be enabled to force the core Windows system to be kept in memory and not paged to disk.
System Key: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management] Value Name: DisablePagingExecutive Data Type: REG_DWORD (DWORD Value) Value Data: (0 = default, 1 = disable system paging)