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 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20121015/02e111bc/attachment.html>