yum-presto not on by default

[Toshio Kuratomi]

On 09/23/2009 09:46 PM, James Antill wrote:
> On Wed, 2009-09-23 at 17:22 +0200, Till Maas wrote:
>>
>> This is all under the assumption, that delta rpm creation from a xz
>> compressed rpm to a gzip compressed rpm works.
> 
>  Yeh, I don't know the answer to that. I'd _guess_ that it would work,
> but someone needs to try it.
>  This would mean that drpms on rawhide will still suck upto F12, but I
> could live with that :).
>  I assume we don't do F11 => F12 drpms?
> 
>  On the other side of it, does anyone have any stats. on how much was
> saved by using Xz instead of bzip2? -- Ie. what we'd lose if we did a
> mass rebuild.
> 
AFAIK we used gzip (well, libz really) before, not bzip2.  If we'd used
bzip2, switching to xz might even have resulted in a speedup.

-Toshio