dorsal team mailing list archive

[Harish Narayanan <harish.mlists@xxxxxxxxx>]

On 1/27/11 11:20 AM, Johannes Ring wrote:
> On Thu, Jan 27, 2011 at 11:09 AM, Harish Narayanan
> <harish.mlists@xxxxxxxxx> wrote:
>> On 1/26/11 5:10 PM, Johannes Ring wrote:
>>> On Wed, Jan 26, 2011 at 4:17 PM, Johannes Ring <johannr@xxxxxxxxx> wrote:
>>>> [resending to list]
>>>>
>>>> On Tue, Jan 25, 2011 at 11:48 AM, Harish Narayanan
>>>> <harish.mlists@xxxxxxxxx> wrote:
>>>>> Hello all,
>>>>>
>>>>> I am planning on doing a release soon. Since there have been numerous
>>>>> changes since the previous release, I would like to ask platform
>>>>> maintainers to check things out to detect any obvious problems.
>>>>>
>>>>> The following is a list of supported platforms and their statuses:
>>>>>
>>>>> Fedora 13                       [untested]
>>>>> Fedora 14                       [untested]
>>>>> Gentoo Linux                    [untested]
>>>>> Ubuntu 10.04 LTS                [untested]
>>>>> Ubuntu 10.10                    [untested]
>>>>> openSUSE 11.3                   [untested]
>>>>> Red Hat Enterprise Linux 6      [untested]
>>>>
>>>> Debian GNU/Linux Unstable       [64, dev - OK*]
>>>>
>>>>> Debian GNU/Linux Testing        [untested]
>>>>> Mac OS X 10.6 (with MacPorts)   [64, dev - OK!]
>>>>>
>>>>> Please reply to this e-mail updating the status of whatever you decide
>>>>> to test, and it will be helpful to point out whether your testing was on
>>>>> a 32- or 64-bit machine and whether you were trying a stable/development
>>>>> build of FEniCS.
>>>>
>>>> * DOLFIN was unable to detect SCOTCH because PT-SCOTCH is broken in
>>>> the Debian package.
>>>
>>> The attached patch allows DOLFIN to detect and build with SCOTCH on
>>> Debian sid. However, the change will affect all platforms so I'm not
>>> sure if it is acceptable.
>>
>> Thank you for this fix. It fixes SCOTCH on snowleopard as well.
> 
> OK, good. I think it is okay that Dorsal builds SCOTCH without
> -DSCOTCH_PTHREAD since this requires the MPI library to support the
> MPI_THREAD_MULTIPLE level. The OpenMPI library in Debian/Ubuntu and in
> Mac OS X 10.6 does not support this.
> 
> One can run "ompi_info | grep Thread" to check if the
> MPI_THREAD_MULTIPLE level is supported by the OpenMPI library. It is
> not supported if the output is "mpi: no" and SCOTCH should be built
> without -DSCOTCH_PTHREAD.

OK. I will leave it as it is for now, and if this turns out to be an
issue elsewhere, will add a conditional for the SCOTCH_PTHREAD flag.

Harish