[petsc-users] how to import an array from matlab?

[siddhesh godbole]

Hello,

I have been trying to use the functions PetscSocketOpen but it gets stuck
in this function shooting the following error

[0]PETSC ERROR: --------------------- Error Message
--------------------------------------------------------------
[0]PETSC ERROR: Error in system call
[0]PETSC ERROR: Connection refused by remote host renoir port 5005
[0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html for
trouble shooting.
[0]PETSC ERROR: Petsc Release Version 3.5.2, Sep, 08, 2014
[0]PETSC ERROR: ./10D on a arch-linux2-c-debug named renoir by hridya Wed
Jan 28 10:45:49 2015
[0]PETSC ERROR: Configure options --download-mpich
[0]PETSC ERROR: #1 PetscOpenSocket() line 133 in
/home/hridya/Downloads/petsc-3.5.2/src/sys/classes/viewer/impls/socket/send.c
[0]PETSC ERROR: #2 PetscViewerSocketSetConnection() line 400 in
/home/hridya/Downloads/petsc-3.5.2/src/sys/classes/viewer/impls/socket/send.c
[0]PETSC ERROR: #3 PetscViewerSocketOpen() line 289 in
/home/hridya/Downloads/petsc-3.5.2/src/sys/classes/viewer/impls/socket/send.c

i am using this for the first time. Please help !

Thanks a lot


*Siddhesh M Godbole*

5th year Dual Degree,
Civil Eng & Applied Mech.
IIT Madras

On Tue, Jan 27, 2015 at 6:54 PM, Barry Smith <bsmith at mcs.anl.gov> wrote:

>
>   Use PetscBinaryWrite.m from MATLAB (documentation at the top of the
> file) to save the array into a file then in PETSc use VecLoad() to load the
> matrix.  PetscBinaryWrite.m is in $PETSC_DIR/bin/matlab or
> $PETSC_DIR/share/petsc/matlab depending on your version of PETSc.
>
>    Barry
>
>
>
> > On Jan 27, 2015, at 1:52 AM, siddhesh godbole <
> siddhesh4godbole at gmail.com> wrote:
> >
> > Hello,
> > i am trying to import an array of 10000 elements into petsc. interfacing
> fails when i try to use launch('./mycode',np,opt) in my matlab due to some
> incompatibility. Then i tried importing .mat file into petsc and i got
> stuck.
> > Can you please tell me how can i import an array from matlab into petsc
> and use it for my calculations?
> >  Thanks in advance!
> >
> > Siddhesh M Godbole
> >
> > 5th year Dual Degree,
> > Civil Eng & Applied Mech.
> > IIT Madras
>
>
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