Re: [petsc-dev] New implementation of PtAP based on all-at-once algorithm

2019-04-12 Thread Mark Adams via petsc-dev
On Thu, Apr 11, 2019 at 11:42 PM Smith, Barry F. wrote: > > > > On Apr 11, 2019, at 9:07 PM, Mark Adams via petsc-dev < > petsc-dev@mcs.anl.gov> wrote: > > > > Interesting, nice work. > > > > It would be interesting to get the flop counters working. > > > > This looks like GMG, I assume 3D. > > >

[petsc-dev] petsc-3.11.1.tar.gz now available

2019-04-12 Thread Balay, Satish via petsc-dev
Dear PETSc users, The patch release petsc-3.11.1 is now available for download, with change list at 'PETSc-3.11 Changelog' http://www.mcs.anl.gov/petsc/download/index.html Satish

Re: [petsc-dev] New implementation of PtAP based on all-at-once algorithm

2019-04-12 Thread hong--- via petsc-dev
I would suggest Fande add this new implementation into petsc. What is the algorithm? I'll try to see if I can further reduce memory consumption of the current implementation of symbolic PtAP when I get time. Hong On Fri, Apr 12, 2019 at 8:27 AM Mark Adams via petsc-dev < petsc-dev@mcs.anl.gov> wro

Re: [petsc-dev] New implementation of PtAP based on all-at-once algorithm

2019-04-12 Thread Zhang, Hong via petsc-dev
I would suggest Fande add this new implementation into petsc. What is the algorithm? I'll try to see if I can further reduce memory consumption of the current symbolic PtAP when I get time. Hong On Fri, Apr 12, 2019 at 8:27 AM Mark Adams via petsc-dev mailto:petsc-dev@mcs.anl.gov>> wrote: On