Hey Presto!

John5342 john5342 at gmail.com
Sat Jun 12 15:43:49 UTC 2010

On Sat, Jun 12, 2010 at 16:35, Richard W.M. Jones <rjones at redhat.com> wrote:
> On Sat, Jun 12, 2010 at 05:27:32PM +0200, drago01 wrote:
>> We don't generate deltas for packages with a size of >= 100MB ....
>> which kind of makes it useless for this case but it seems that delta
>> generation is to expensive to do for such large packages on the re-eng
>> boxes.
> It's because the program that generates the delta RPMs reads the whole
> RPMs into memory, according to:
> http://lwn.net/Articles/329484/
> Anyone know if there's a genuine reason why it does it, or if it's
> just a Simple Matter Of Programming to fix it?  (And can point us to
> the actual bit of code that could be fixed ...)

There was in fact a request for volunteers about a month ago:


There are 10 kinds of people in the world: Those who understand binary
and those who don't...

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