[petsc-dev] PCRedundant problem

Stefano Zampini stefano.zampini at gmail.com
Mon Oct 15 15:38:42 CDT 2012


Hong, INTERLACED is the default since
http://petsc.cs.iit.edu/petsc/petsc-dev/rev/67df4fdba5bd

See also http://petsc.cs.iit.edu/petsc/petsc-dev/rev/c04222d17a3d


2012/10/15 Stefano Zampini <stefano.zampini at gmail.com>

> Hong, in petsc-dev, default is interlaced. I ran some tests, I got malloc
> errors when inserting mat values using subcomm of contiguous type. I think
> that PCRedundant with PETSC_SUBCOMM_CONTIGUOUS is buggy.
>
>
> 2012/10/15 Hong Zhang <hzhang at mcs.anl.gov>
>
>> Stefano :
>>
>>>
>>> is it possible to use PCRedundant with PETSC_SUBCOMM_CONTIGUOUS as
>>> subcomm type?
>>>
>> I think "PETSC_SUBCOMM_CONTIGUOUS" is the default for PCRedundant.
>>
>> Hong
>>
>
>
>
> --
> Stefano
>



-- 
Stefano
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