桌上電腦 CPU : Intel Core 2 Quad Q8300 @2.50GHz RAM : 2GB HDD : SATA2 500GB Hitachi Partitioned C:250GB & D:250GB O S : Windows Vista Home Premium sp1 32b Have just installed RVS Home 2010 free The load on partition C: of HDD is 26GB inclusing RVS The same load swells upto 123GB, 4.7 times inflated. Is this necessary? Why? Or is anything wrong? How to correct? Thanks !