did anything change in F18+ building stack which would increase the requirements?

[Julian Sikorski]

W dniu 22.11.2012 07:55, Panu Matilainen pisze:
> On 11/22/2012 12:03 AM, Julian Sikorski wrote:
>> W dniu 10.11.2012 10:51, Julian Sikorski pisze:
>>> Hi,
>>>
>>> I was wondering if it was possible to monitor the maximum and/or average
>>> memory usage of a mock build process. I am trying to investigate why a
>>> package takes less 2 hours to build on F16/F17, 24 hours on F18 and 7
>>> hours on rawhide:
>>> https://bugzilla.rpmfusion.org/show_bug.cgi?id=2554
>>>
>>> Regards,
>>> Julian
>>>
>> Hi,
>>
>> I would like to follow up on this issue. I did not notice the
>> differences when mock building locally, but on the plague RPM Fusion
>> builder it took 2 hours on F16/F17 and 30 (sic!) on F18 to build mame.
>> Suspecting memory usage issue I already added
>>
>> %global optflags %{optflags} -Wl,--no-keep-memory
>> -Wl,--reduce-memory-overheads
>>
>> to the spec file. Thank you for the input in advance.
> 
> Here's one difference between F18 and earlier that does affect memory
> usage:
> https://fedoraproject.org/wiki/Features/DwarfCompressor
> See https://bugzilla.redhat.com/show_bug.cgi?id=833311 and
> /etc/rpm/macros.dwz for further info on memory consumption and tunables.
> 
> But then this is the same in rawhide and f18 so it doesn't explain why
> the build takes *that* much longer on f18.
> 
>     - Panu -
Is there a macro to disable this from within the spec so that I can
check whether dwz is the culprit?

Julian