raw and qcow2 [was Re: image formats]

Matthew Miller mattdm at fedoraproject.org
Tue Dec 18 18:01:02 UTC 2012


On Mon, Dec 17, 2012 at 08:57:47PM -0800, Garrett Holmstrom wrote:
> >Is it best to produce one image and scripts for post-processing it into the
> >appropriate formats, or to simply produce them all?
> 
> Unless the various formats are fundamentally different, if we're
> looking for portability then I'd be inclined to teach people how to
> package a common format like a raw filesystem image into something
> cloud-specific, then publish the common format.  If there's enough
> space/time/demand then it could also be worth publishing multiple
> formats to make things more convenient.

So, from the earlier conversation:

 qcow2 because we can make a < 700MB image which can go uncompressed into
    the mirror system, ready to use.

 raw (compressed) because it's a handy generic format people can easily work
    with.


-- 
Matthew Miller  ☁☁☁  Fedora Cloud Architect  ☁☁☁  <mattdm at fedoraproject.org>


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