Forms Delphi

Title: Get system memory information
Use GlobalMemoryStatus procedure with variable of TMemoryStatus type for getting information about memory.
procedure TForm1.Button1Click(Sender: TObject);
var
MyStatus: TMemoryStatus;
begin
MyStatus.dwLength:=SizeOf(MyStatus);
GlobalmemoryStatus(MyStatus);
with Memo1.Lines do
begin
Add(FloatToStr(
MyStatus.dwMemoryLoad)+'% memory in use');
Add(FloatToStr(
MyStatus.dwTotalPhys/1024)+' Kb of physical memory');
Add(FloatToStr(
MyStatus.dwAvailPhys/1024)+
' Kb of available physical memory');
Add(FloatToStr(
MyStatus.dwTotalPageFile/1024)+
' Kb that can be stored in the paging file');
Add(FloatToStr(
MyStatus.dwAvailPageFile/1024)+
' Kb available in the paging file');
end;
end;