Barry Watzman wrote:
> Ok, Toshiba A135-s4457.
>
> Factory setup.
>
> It has a 1.46GB "Eisa Partition" on the hard drive (no drive letter,
> invisible).
>
> What is it?
>
> Google search turns up LOTS of people asking this question, lots of
> speculation (most of it I believe wrong). Does anyone know?
>
> It is NOT a "restore partition"; it's too small. The system has a 120GB
> drive and with NO additional software installed, it's using 34GB. Ok,
> there is a lot of "crapware", but even using compressed files, it takes
> about 3GB to 5GB to setup a restore configuration for Vista Home
> Premium, this is WAY too small to be a restore partition.
>
> So, to repeat the question: Anyone know what it is? Apparently,
> whatever it is, it is quite common (on other Toshiba models as well as
> on other brands of laptops).

All sorts of explanations here:
http://forums.techguy.org/windows-vi...-notebook.html