[petsc-dev] why does MatCreate_MPIDense still exist?

Lisandro Dalcin dalcinl at gmail.com
Mon Aug 13 11:49:40 CDT 2012


On 13 August 2012 13:47, Barry Smith <bsmith at mcs.anl.gov> wrote:
>
> On Aug 13, 2012, at 11:44 AM, Lisandro Dalcin <dalcinl at gmail.com> wrote:
>
>> On 13 August 2012 13:40, Barry Smith <bsmith at mcs.anl.gov> wrote:
>>>
>>>    Should I remove all the MPIDense stuff from PETSc now?   It is uses PLAPACK which is buggy and unsupported.
>>>
>>
>> Do you mean to completely kill the subtype implementation?
>
>    Yes, people will use the new elemental interface for dense matrices.    Will that not work for your needs?  Could you live with a MPIDense that did not use PLAPACK? So had very limited functionality?
>

As long as we have some kind of dense implementation (mostly for
debugging purposes), I'm fine.


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Lisandro Dalcin
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