4. Click Start, Run, and type regedit. This will open up regedit and do the following:
5. Expand to [HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\FileSystem].
6. Clicking on FileSystem, you should see a setting that says ReadAheadThreshold, in the right window pane. If not, create it manually, right click in the key window and select new binary value. Type in ReadAheadThreshold (Case sensitive). Now, right click on that setting and select "modify". You should see a dialogue box similar to the below picture, except empty. Now just add 00 00 20 00 into it and click OK.
7. From Registry menu, click Exit.
8. Open Notepad and type this line:
Mystring = Space(80000000)
Now save this file as "MEMORY.VBS" (including thequotes!). This creates a one-line VBasic program. Whenever Windows starts to feel sluggish, close all non-used apps and double-click on the file.
Importance: Assuming your computer has the runtime files, this should help free "leaky RAM" (RAM used by apps that doesn't get freed on exit). . Close as many programs as you can, then run (double click) this handy little script to free your memory whenever your computer is feeling sluggish.
9. The following helps with system start up times. In the MSDOS.SYS file, add the following lines:
Doublebuffer=1
Dblspace=0
Drvspace=0
Logo=0
Bootdelay=0
You may need to remove the write-protect attribute of this file to save. To do so, simply go into the file's properties and remove it. Make sure you put it back on when you are done though.
In the CONFIG.SYS file, add the following line:
Stacks=0,0
For further reference, visit the following link:
http://support.microsoft.com/default.aspx?scid=kb;EN-US;q181862