Odd changes in compose sizes

[Adam Williamson]

On Thu, 2015-10-29 at 14:23 -0500, Bruno Wolff III wrote:
> This release I have been seeing a lot of bouncing around in games
> spin sizes, 
> even when there aren't changes that would seem to explain things.
> Other than 
> one image being over the target size eariler in the process, this
> hasn't 
> broken things, but it still seems odd.
> For example for RC6 the i686 image was roughly 130 MB bigger than the
> x86_64 
> image, but for RC9 things flip flopped and the x86_64 image was
> roughly 
> 130 MB bigger than the i686 image.
> I wouldn't have expected any significant size change for the games
> spin 
> between RC6 and RC9. So I think something weird is going on. I don't
> have 
> a lot of time right now to figure out the root cause of this, but
> I'll keep 
> a lookout for it in F24.

We've seen this on a smaller scale when looking at blocker images very
close to the size limit, they seem to flop around a bit. It's probably
something to do with the nitty gritty details of squashfs'es and ISO
file construction...
-- 
Adam Williamson
Fedora QA Community Monkey
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