[petsc-users] configure error on Titan with Intel

[Matthew Knepley]

On Mon, May 11, 2015 at 7:06 PM, Mark Adams <mfadams at lbl.gov> wrote:

> I think I did a super clean build...  I will try again.
>

I did not look at the configure.log. If this is master, it should not
download hwloc automatically. If its not, turn it off.

   Matt


> On Mon, May 11, 2015 at 5:04 PM, Matthew Knepley <knepley at gmail.com>
> wrote:
>
>> On Mon, May 11, 2015 at 6:55 PM, Mark Adams <mfadams at lbl.gov> wrote:
>>
>>> More Titan fun.  I have built for PGI on Titan but tests are failing to
>>> build: -lhwloc?
>>>
>>> cc -mp -fast  -o ex56 ex56.o
>>> -L/autofs/na3_home1/adams/petsc_master_opt64idx_pgi/lib  -lpetsc
>>> -Wl,-rpath,/opt/pgi/14.2.0/linux86/5.1/lib
>>> -L/opt/pgi/14.2.0/linux86/5.1/lib -llapack -lblas
>>> -Wl,-rpath,/autofs/na3_home1/adams/petsc_master_opt64idx_pgi/lib
>>> -L/autofs/na3_home1/adams/petsc_master_opt64idx_pgi/lib -lparmetis -lmetis
>>> -lhwloc -lssl -lcrypto -ldl -lstdc++
>>> /usr/bin/ld: cannot find -lhwloc
>>> make: [ex56] Error 2 (ignored)
>>> /
>>>
>>
>> Barry had hwloc autoinstalling, but then we talked him out of it. You
>> need to clean things out and build again, since it
>> thinks that it is still there.
>>
>>   Matt
>>
>>
>>> On Fri, May 8, 2015 at 5:51 PM, Jed Brown <jed at jedbrown.org> wrote:
>>>
>>>> Satish Balay <balay at mcs.anl.gov> writes:
>>>>
>>>> > Also - Perhaps with intel compilers - the recommended blas is
>>>> > something other than ACML? [like MKL?]. Something to check..
>>>>
>>>> MKL (and anything built using the Intel compiler) has the "run slower on
>>>> AMD" feature.  For any given operation, ACML won't necessarily be
>>>> faster, but at least it's not intentionally crippled.  For most of what
>>>> PETSc does, any such MKL/ACML difference is irrelevant.
>>>>
>>>
>>>
>>
>>
>> --
>> What most experimenters take for granted before they begin their
>> experiments is infinitely more interesting than any results to which their
>> experiments lead.
>> -- Norbert Wiener
>>
>
>


-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener
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