Re: [petsc-dev] download problem p4est on Cori at NERSC

2017-02-18 Thread Jeff Hammond
Please be more precise with your comments. Git works just fine on KNL and I have hundreds of data to confirm this. Any issues you have with Git on a KNL-based platform are the result of the software configuration. Furthermore, every Haswell Xeon binary runs on KNL* so there is no hardware-related

Re: [petsc-dev] SpMM question

2017-02-18 Thread Jed Brown
Matthew Knepley writes: > I took a look at the code. It is the worst kind of C-in-C++, It would > probably take 1 day to make a pure C version :) > The claim from Edgar is that it is intended to be used for this purpose > (have you read the arXiv thing with Torsten > about sparse tensor computing?

Re: [petsc-dev] SpMM question

2017-02-18 Thread Matthew Knepley
On Sat, Feb 18, 2017 at 3:38 PM, Jed Brown wrote: > Matthew Knepley writes: > > > Have we considered using this > > > > https://github.com/solomonik/ctf > > > > as an alternative sparse matrix-matrix code for GAMG? Or was it > unsuitable > > for some reason. > > I don't think we considered it

Re: [petsc-dev] SpMM question

2017-02-18 Thread Jed Brown
Matthew Knepley writes: > Have we considered using this > > https://github.com/solomonik/ctf > > as an alternative sparse matrix-matrix code for GAMG? Or was it unsuitable > for some reason. I don't think we considered it for that purpose. I'm not sure if its dynamicism would work against us

[petsc-dev] SpMM question

2017-02-18 Thread Matthew Knepley
Have we considered using this https://github.com/solomonik/ctf as an alternative sparse matrix-matrix code for GAMG? Or was it unsuitable for some reason. Thanks, Matt -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than