reducing Windows Vista to install FreeBSD dual-boot

Anders Troback freebsd at
Wed May 6 12:57:52 UTC 2009

On Wed, 6 May 2009 14:08:27 +0200
Matthias Apitz <guru at> wrote:

> El día Wednesday, May 06, 2009 a las 01:26:50PM +0300, Manolis
> Kiagias escribió:
> > Sure, You can even reduce Vista's partition from Control Panel -> 
> > Administrative Tools -> Computer Management -> Disk Management.
> > Right click on the partition and select to shrink. The amount that
> > it will allow you to shrink will vary (probably depends on the
> > fragmentation) but I guess you will be able to get 50G on a 200G
> > disk.
> I did so and was only allowed to shrink the partition to some 125
> GByte. I even moved before the swap to some other partition, reserved
> for of DELL recovery.
> I re-booted and hoped that it let me now shrink the 125 even more,
> but no luck. So, at the moment I only have around 100 GByte for
> FreeBSD free, which is a lot, compared with other servers I have
> here. 
> > Then install 
> > FreeBSD as usual, but do not allow it to install any boot manager
> > (it will mess with Vista's BCD system). After installing, use
> > EasyBCD (free download) within Vista to add FreeBSD to the boot
> > menu.
> Thanks for the hint.
> 	matthias

Before you shrink you need to defrag you partition and normally you
can't do it with the defrag tool that are built into Vista, you need
something like PerfectDisk. You can get a trial version of PerfecDisk
and you only need it once so that's not an issue:-) You have to do a
system-files-defrag-on-next-boot (don't remember the exact options


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