Re: -DCLOBBER_CACHE_ALWAYS build takes far longer than before

"Guillaume Smet" <guillaume.smet@gmail.com> writes:
> While working on our network problems to send the full build result to
> the buildfarm server, I just saw that a full buildfarm run with
> -DCLOBBER_CACHE_ALWAYS option takes nearly 2 hours more than before
> (from ~ 5h40 to 7h30).

It's probably due to the RANDOMIZE_ALLOCATED_MEMORY overhead added here:
> pgsql/src/backend/utils/mmgr/aset.c 1.77

Right now that's on by default in assert-enabled builds.  I'm not
sure if we want to leave it like that for long ...
        regards, tom lane