Re: [petsc-users] Some general questions

2017-05-12 Thread Matthew Knepley
On Fri, May 12, 2017 at 2:25 AM, Dave May wrote: > > > On 12 May 2017 at 07:50, Matt Baker wrote: > >> Hello, >> >> >> I have a few questions on how to improve performance of my program. I'm >> solving Poisson's equation on a (large) 3D FD grid with Dirichlet boundary >> conditions and multiple

Re: [petsc-users] Some general questions

2017-05-12 Thread Dave May
On 12 May 2017 at 07:50, Matt Baker wrote: > Hello, > > > I have a few questions on how to improve performance of my program. I'm > solving Poisson's equation on a (large) 3D FD grid with Dirichlet boundary > conditions and multiple right hand sides. I set up the matrix and > everything's working

[petsc-users] Some general questions

2017-05-11 Thread Matt Baker
Hello, I have a few questions on how to improve performance of my program. I'm solving Poisson's equation on a (large) 3D FD grid with Dirichlet boundary conditions and multiple right hand sides. I set up the matrix and everything's working fine so far, but I'm sure the solving process could g