> Am 15.03.2020 um 16:06 schrieb Jed Brown <[email protected]>:
>
> Patrick Sanan <[email protected]> writes:
>
>> I want to generate docs/manualpages/htmlmap as quickly as possible, from
>> scratch (a clone on ReadTheDocs), so I want a fast configure which will let
>> me run "make allcite".
>>
>> The below will work, I think, but I'm curious whether there's an even faster
>> known way.
>>
>> Also note that I had to explicitly turn off some MKL stuff, because it's
>> included by default and depends on blaslapack.
>>
>>
>> './configure',
>> '--with-mpi=0',
>> '--with-blaslapack=0',
>> '--with-fortran=0',
>> '--with-cxx=0',
>> '--with-mkl_sparse_optimize=0',
>> '--with-mkl_sparse=0',
>
> These checks should probably be conditional on having found blaslapack,
> but you don't have a working PETSc this way (it'll fail to link
> examples), and as far as I can tell, you're just using configure to
> install sowing and not need to hack the makefiles to do the tree
> traversal without including $PETSC_ARCH/lib/petsc/conf/petscvariables.
>
> This seems fine and we can eventually move to calling doctext from
> Python or doing its job in Python (as part of the last step, moving man
> pages to Sphinx).
>
> At a high level, we see here that the cost of make allcite is dominated
> by recursive make tree traversal.
>
> Overhead Command Shared Object
>
>
> 35.81% sh libc-2.31.so
>
>
> 13.31% make make
>
>
> 11.18% make libc-2.31.so
>
>
> 7.63% sh ld-2.31.so
>
>
> 5.84% make ld-2.31.so
>
>
> 4.20% doctext doctext
>
>
> 4.07% doctext libc-2.31.so
>
>
> 3.88% doctext ld-2.31.so
>
>
> 3.64% sh bash
>
>
> 2.79% rm libc-2.31.so
>
>
> 1.99% rm ld-2.31.so
>
>
> 1.56% sh [unknown]
>
>
> 1.14% doctext [unknown]
>
>
> 0.56% make [unknown]
>
>
> 0.55% python libpython3.8.so.1.0
How'd you get this timing?
