I am considering purchasing a pair of 2 TB
WD Caviar Green disks to build a
RAID-1 (using the integrated controller on my
Currently, my system (
Windows 7) is installed on a terminally ill 1TB
Seagate Barracuda (which is however still able to read after several retries).
Originally, the disk was formatted on
Windows XP (and served as a non-system disk), later
Windows 7 was installed onto it (without repartitioning and reformatting).
To move the system, I want to clone the disk using
Acronis Disk Director.
I've heard about some performance problems with
WD disks introduced by new
4K sector layout and the "impedance mismatch" between the ways
Windows XP and
Windows 7 handle these disks.
There are recommendations (like here) to install/remove a jumper and run/not run a certain utility called
WDAlign, but I'm still not sure whether this applies to my situation.
So the questions are:
Can the problems arise from cloning an
XP-created partition onto a
Should I run any utilities or set any jumpers before/after building the
RAIDor cloning the partitions?