contributing to open source

Glen Barber gjb at FreeBSD.org
Sun May 29 23:24:25 UTC 2016


On Sun, May 29, 2016 at 05:20:59PM -0600, Warren Block wrote:
> On Sun, 29 May 2016, Glen Barber wrote:
> 
> >On Fri, May 27, 2016 at 11:37:01PM -0400, Allan Jude wrote:
> >>On 2016-05-27 23:30, Kefeh Collins wrote:
> >>>hello
> >>>    please i need help installing freebsd using the virtual box
> >>>    actually am at my concluding phase but the problem is i downloaded a VM
> >>>image with the .vhd.xz as well as the .raw.xz extensions
> >>>    but i cant unzip it and i cant locate it when choosing a virtual
> >>>optical disk file
> >>>any help is very much appreciated
> >>>
> >>>On Sun, May 22, 2016 at 1:40 PM, Kefeh Collins <kefehcollins at gmail.com>
> >>>wrote:
> >>>
> >>>>hello
> >>>> i am a second year computer science student, program in c and c++ and am
> >>>>interested in contributing in operating system (kernel) directed projects
> >>>>please i need guidance
> >>>>
> >>>>thanks in advance
> >>>>
> >>
> >>To unzip it, type:
> >>unxz imagename.vhd.xz
> >>
> >>Then you will have a .vhd file and be able to use it normally.
> >>
> >>.vhd files are for Microsoft HyperV, so it is likely not the image you
> >>want. VirtualBox and VMware uses the .vmdk file
> >>
> >
> >VirtualBox should recognize the VHD format just fine.
> >
> >The only formats I am aware do not work with VirtualBox are the '.raw'
> >and '.qcow2' (and I think the '.qcow2' do work somewhat recently).  Just
> >a "FWIW" statement.
> >
> >I actually haven't checked if the raw format works in a while, so it is
> >possible it may work now.
> 
> Raw images can be converted to other formats with VBoxManage.  The
> parameters are not the most obvious:
> https://www.virtualbox.org/manual/ch08.html#idp46691721399456
> 

Ah, right.  Thanks for that, I had forgotten about it since Marcel's
mkimg(1) tool supported various output formats.

Glen

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