Finding the size of xdg-apps

Alexander Larsson alexl at redhat.com
Thu Jan 28 14:54:36 UTC 2016


On Thu, 2016-01-28 at 09:43 -0500, Colin Walters wrote:
> On Thu, Jan 14, 2016, at 09:44 AM, Alexander Larsson wrote:
> 
> > Static deltas seem useful for the start-from-scratch and the
> > update-
> > from-previous-commit cases, but it would not necessarily replace
> > size
> > calculations for a generic update, 
> 
> By "generic update" do you mean without static deltas?

Yeah. Not necessarily with no static deltas available at all, but the
static deltas not covering the exact commits you're going from/to.

> > or handle the details such as
> > fallback objects in deltas (or is that info recorded in the delta
> > file?)
> 
> It is in fact, for precisely the reason discussed in this thread =)
> (See the definition of `OSTREE_STATIC_DELTA_FALLBACK_FORMAT`
>  in `ostree-repo-static-delta-private.h`)
> 
> 
> So this is the kind of thing a UI could show, I think a new
> libostree API to expose it would make sense:
> https://bugzilla.gnome.org/show_bug.cgi?id=761217
> 

Nice. What is the status of the stabilization of the deltas? I've been
planning to add some code to auto-generate then in xdg-app, but I've
been a bit hesitant to do so due to that.





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