[petsc-users] Two questions on PETSc installation

[Barry Smith]

> On Mar 31, 2015, at 1:59 PM, Jed Brown <jed at jedbrown.org> wrote:
> 
> "Zou (Non-US), Ling" <ling.zou at inl.gov> writes:
> 
>> Hi All,
>> 
>> Following the instructions, I installed PETSc 3.5.2 on my Mac and
>> everything works great.
>> Two questions:
>> 1, I suppose the name, PETSC_ARCH=arch-darwin-c-debug, suggests the
>> installation is a debug version?
>> 2, How can I install a faster (optimized?) version of PETSc ?
> 
> --with-debugging=0

  When you run ./configure again.