[petsc-users] KSP: domain decomposition and distribution

[Jed Brown]

mary sweat <mary.sweat78 at yahoo.it> writes:

> Hi all,  I need to know how does KSP separate and distribute domain
> between processes and the way processes share and communicate halfway
> results. Is there any good documentation about it???

The communication is in Mat and Vec functions.  You can see it
summarized in -log_summary.  For the underlying theory, see Barry's
book.

http://www.mcs.anl.gov/~bsmith/ddbook.html
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 835 bytes
Desc: not available
URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20140107/26e4a59d/attachment.pgp>