Re: [petsc-users] TimeStepper norm problems. EMIL Please read this

2015-04-16 Thread Lisandro Dalcin
On 16 April 2015 at 04:51, Emil Constantinescu emcon...@mcs.anl.gov wrote: On 3/24/15 5:31 AM, Lisandro Dalcin wrote: Emil, is there any chance you can try my code with your problem? I really need some feedback to push this to PETSc, otherwise Hi Lisandro - we checked ts_alpha_adapt and we

Re: [petsc-users] Matlab socket connection

2015-04-16 Thread Barry Smith
On Apr 16, 2015, at 2:47 AM, siddhesh godbole siddhesh4godb...@gmail.com wrote: Hello Barry sorry for the same doubt again but i have tried everything i could to send data across matlab from petsc via socket. matlab paths to ${PETSC_DIR}/share/petsc/matlab and

Re: [petsc-users] TimeStepper norm problems. EMIL Please read this

2015-04-16 Thread Emil Constantinescu
On 4/16/15 2:13 AM, Lisandro Dalcin wrote: On 16 April 2015 at 04:51, Emil Constantinescu emcon...@mcs.anl.gov wrote: On 3/24/15 5:31 AM, Lisandro Dalcin wrote: Emil, is there any chance you can try my code with your problem? I really need some feedback to push this to PETSc, otherwise Hi

Re: [petsc-users] TimeStepper norm problems. EMIL Please read this

2015-04-16 Thread Lisandro Dalcin
On 16 April 2015 at 16:44, Emil Constantinescu emcon...@mcs.anl.gov wrote: On 4/16/15 2:13 AM, Lisandro Dalcin wrote: On 16 April 2015 at 04:51, Emil Constantinescu emcon...@mcs.anl.gov wrote: On 3/24/15 5:31 AM, Lisandro Dalcin wrote: Emil, is there any chance you can try my code with

Re: [petsc-users] TimeStepper norm problems. EMIL Please read this

2015-04-16 Thread Emil Constantinescu
On 4/16/15 9:25 AM, Lisandro Dalcin wrote: On 16 April 2015 at 16:44, Emil Constantinescu emcon...@mcs.anl.gov wrote: On 4/16/15 2:13 AM, Lisandro Dalcin wrote: On 16 April 2015 at 04:51, Emil Constantinescu emcon...@mcs.anl.gov wrote: On 3/24/15 5:31 AM, Lisandro Dalcin wrote: Emil, is

Re: [petsc-users] How to use PETSc in debug?

2015-04-16 Thread Song Gao
Thanks! It solves this problem 2015-04-16 14:55 GMT-04:00 Matthew Knepley knep...@gmail.com: On Thu, Apr 16, 2015 at 1:35 PM, Song Gao song.g...@mail.mcgill.ca wrote: Dear PETSc users, I'm debugging my code but cannot see those line informations in gdb I compiled PETSc with

Re: [petsc-users] Paraview 3.x

2015-04-16 Thread HÃ¥kon Strandenes
I does at least know that Paraview *used to* only support volume rendering for unstructured grid data and voxel datasets, i.e. datasets in which the grid spacing is constant along each direction (but different spacing in the different directions are allowed). The volume rendering capabilities

Re: [petsc-users] The parallel preconditioner

2015-04-16 Thread Jed Brown
huaibao zhang huaibao.zh...@gmail.com writes: Hello there, I have been confused of the extent of the available preconditioners in PETSc for a while. Here are the lists I got from one slide of a lecture notes saying Block Jacobi, Jacobi, Overlapping Additive Schwarz, ICC, ILU (sequential

Re: [petsc-users] How to use PETSc in debug?

2015-04-16 Thread Matthew Knepley
On Thu, Apr 16, 2015 at 1:35 PM, Song Gao song.g...@mail.mcgill.ca wrote: Dear PETSc users, I'm debugging my code but cannot see those line informations in gdb I compiled PETSc with --with-cc=gcc --with-cxx=g++ --with-fc=gfortran --download-fblaslapack --download-mpich --with-debugging=yes

Re: [petsc-users] Paraview 3.x

2015-04-16 Thread Jed Brown
Sanjay Kharche sanjay.khar...@manchester.ac.uk writes: Hi I have 3D output in vts format produced using PetscViewerVTKopen and VecView. I cannot volume render the data using paraview 3.x. Can't open it at all or can't volume render it? Do you get an error message? The latest version of

[petsc-users] The parallel preconditioner

2015-04-16 Thread huaibao zhang
Hello there, I have been confused of the extent of the available preconditioners in PETSc for a while. Here are the lists I got from one slide of a lecture notes saying Block Jacobi, Jacobi, Overlapping Additive Schwarz, ICC, ILU (sequential only) ILU(K), LU(direct solver, sequential only) sor

Re: [petsc-users] Paraview 3.x

2015-04-16 Thread Jed Brown
Sanjay Kharche sanjay.khar...@manchester.ac.uk writes: When I load the 3D vts structured grid (output from my 3D petsc based program) into paraview 3.4, I do not get an option to render volume. There are no error messages. The best I can do is get an isosurface or threshold the data. Sounds

[petsc-users] How to use PETSc in debug?

2015-04-16 Thread Song Gao
Dear PETSc users, I'm debugging my code but cannot see those line informations in gdb I compiled PETSc with --with-cc=gcc --with-cxx=g++ --with-fc=gfortran --download-fblaslapack --download-mpich --with-debugging=yes I modified my code from KSP ex1f.F and use that makefile. Then compiled code

[petsc-users] Paraview 3.x

2015-04-16 Thread Sanjay Kharche
Hi I have 3D output in vts format produced using PetscViewerVTKopen and VecView. I cannot volume render the data using paraview 3.x. The latest version of paraview (4.2.x) can visualise it. How can I make 3D vts output that is compatible with paraview 3.x? thanks Sanjay