On Mon, Apr 9, 2018 at 7:52 PM, Manuel Valera <mvaler...@sdsu.edu> wrote:

> Ok thanks, i'm learning more every day,
>
> I still get the same error, i am running with -dm_vec_type viennacl
> -dm_mat_type aijviennacl -pc_type saviennacl
>

1) Are you calling DMSetFromOptions()?

2) Does your DM have a prefix?

  Matt


> The error:
>
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #1 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #2 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #3 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #4 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #5 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
>  Finished setting up matrix objects
>  Exiting PrepareNetCDF
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #6 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #7 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #8 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #9 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.7096996307373047E-002
>  PETSC_Solve_SSG:   1.7321825027465820E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #10 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #11 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #12 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #13 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.2702941894531250E-002
>  PETSC_Solve_SSG:   1.2929439544677734E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #14 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #15 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #16 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #17 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.2219429016113281E-002
>  PETSC_Solve_SSG:   1.2480735778808594E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #18 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #19 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #20 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #21 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.2894392013549805E-002
>  PETSC_Solve_SSG:   1.3124227523803711E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #22 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #23 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #24 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #25 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.2183427810668945E-002
>  PETSC_Solve_SSG:   1.2410402297973633E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #26 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #27 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #28 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #29 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.2546300888061523E-002
>  PETSC_Solve_SSG:   1.2778043746948242E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #30 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #31 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #32 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #33 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.2255668640136719E-002
>  PETSC_Solve_SSG:   1.2504816055297852E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #34 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #35 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #36 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #37 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.3138055801391602E-002
>  PETSC_Solve_SSG:   1.3362646102905273E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #38 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #39 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #40 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #41 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.2072801589965820E-002
>  PETSC_Solve_SSG:   1.2319087982177734E-002
>  -.-.-.-.-
> [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> [0]PETSC ERROR: No support for this operation for this object type
> [0]PETSC ERROR: Currently only handles ViennaCL matrices
> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> [0]PETSC ERROR: Petsc Development GIT revision: v3.9-13-g05d412b  GIT
> Date: 2018-04-09 08:39:52 -0500
> [0]PETSC ERROR: ./gcmBEAM on a cuda-debug named node50 by valera Mon Apr
> 9 16:50:21 2018
> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda-debug --download-mpich
> --with-blaslapack-dir=/usr/lib64 COPTFLAGS=-O2 CXXOPTFLAGS=-O2
> FOPTFLAGS=-O2 --with-shared-libraries=1 --download-hypre --with-debugging=1
> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
> --download-cusp --download-cusp-commit=116b090
> [0]PETSC ERROR: #42 PCSetUp_SAVIENNACL() line 47 in
> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
> [0]PETSC ERROR: #43 PCSetUp() line 923 in /home/valera/petsc/src/ksp/pc/
> interface/precon.c
> [0]PETSC ERROR: #44 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
> [0]PETSC ERROR: #45 KSPSolve() line 612 in /home/valera/petsc/src/ksp/
> ksp/interface/itfunc.c
>  PETSC_Solve_Sol:   1.2498617172241211E-002
>  PETSC_Solve_SSG:   1.2726306915283203E-002
>  -.-.-.-.-
>  -.-.-.-.-.-
>  TMain_Loop:    1.1020996570587158
>  -.-.-.-.-.-
> WARNING! There are options you set that were not used!
> WARNING! could be spelling mistake, etc!
>
>
> On Mon, Apr 9, 2018 at 4:45 PM, Matthew Knepley <knep...@gmail.com> wrote:
>
>> On Mon, Apr 9, 2018 at 7:27 PM, Manuel Valera <mvaler...@sdsu.edu> wrote:
>>
>>> On Mon, Apr 9, 2018 at 4:09 PM, Matthew Knepley <knep...@gmail.com>
>>> wrote:
>>>
>>>> On Mon, Apr 9, 2018 at 6:12 PM, Manuel Valera <mvaler...@sdsu.edu>
>>>> wrote:
>>>>
>>>>> Hello guys,
>>>>>
>>>>> I've made advances in my CUDA acceleration project, as you remember i
>>>>> have a CFD model in need of better execution times.
>>>>>
>>>>> So far i have been able to solve the pressure system in the GPU and
>>>>> the rest in serial, using PETSc only for this pressure solve, the library 
>>>>> i
>>>>> got to work was ViennaCL. First question, do i still have to switch
>>>>> installations to use either CUDA library? this was a suggestion before, so
>>>>> in order to use CUSP instead of ViennaCL, for example, i currently have to
>>>>> change installations, is this still the case?
>>>>>
>>>>
>>>> I am not sure what that means exactly. However, you can build a PETSc
>>>> with CUDA and ViennaCL support. The type of Vec/Mat is selected at runtime.
>>>>
>>>
>>> Karl Rupp wrote in a previous email:
>>>
>>> * * Right now only one of {native CUDA, CUSP, ViennaCL} can be activated
>>> at configure time. This will be fixed later this month.*
>>>
>>> I was asking if this was already solved in 3.9,
>>>
>>
>> Karl knows better than I do. I thought that was fixed, but maybe not in
>> this release.
>>
>>
>>>
>>>
>>>>
>>>>
>>>>> Now, i started working in a fully parallelized version of the model,
>>>>> which uses the DMs and DMDAs to distribute the arrays, if i try the same
>>>>> flags as before i get an error saying "Currently only handles ViennaCL
>>>>> matrices" when trying to solve for pressure, i get this is a feature still
>>>>> not implemented? what options do i have to solve pressure, or assign a 
>>>>> DMDA
>>>>> array update to be done specifically in a GPU device?
>>>>>
>>>>
>>>> If we can't see the error, we are just guessing. Please send the entire
>>>> error message.
>>>>
>>>
>>> Got it, I will paste the error at the end of this email
>>>
>>
>> It is asking for a ViennaCL matrix. You must tell the DM to create one:
>>
>>   -dm_mat_type aijviennacl
>>
>>
>>>
>>>
>>>>
>>>> Note, we only do linear algebra on the GPU, so none of the
>>>> FormFunction/FormJacobian stuff for DMDA would be on the GPU.
>>>>
>>>
>>> Yes, we only use it for linear algebra, e.g. solving a linear system and
>>> updating an array with a problematic algorithm.
>>>
>>>
>>>
>>>>
>>>>
>>>>> I was thinking of using the VecScatterCreateToZero for a regular
>>>>> vector,
>>>>>
>>>>
>>>> Why do you want a serial vector?
>>>>
>>>
>>> Because it looks live ViennaCL doesn't handle arrays created with
>>> DMDAVec, it was just an idea
>>>
>>
>> No, it just needs the right type.
>>
>>
>>>
>>>
>>>> but then i would have to create a vector and copy the DMDAVec into it,
>>>>>
>>>>
>>>> I do not understand what it means to copy the DM into the Vec.
>>>>
>>>
>>> I meant copying a DMDAVec into a Vec object, the first is created with a
>>> DMDA object for it's mapping across processors,
>>>
>>
>> There is no such thing as a DMDAVec. Everything is just a Vec.
>>
>>   Thanks,
>>
>>     Matt
>>
>>
>>>
>>>>   Thanks,
>>>>
>>>>      Matt
>>>>
>>>>
>>>>> is this accomplished with DMDAVecGetArrayReadF90 and then just copy?
>>>>> do you think this will generate too much overhead?
>>>>>
>>>>> Thanks so much for your input,
>>>>>
>>>>> Manuel
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> What most experimenters take for granted before they begin their
>>>> experiments is infinitely more interesting than any results to which their
>>>> experiments lead.
>>>> -- Norbert Wiener
>>>>
>>>> https://www.cse.buffalo.edu/~knepley/ <http://www.caam.rice.edu/~mk51/>
>>>>
>>>
>>> The error happens when trying to use KSPSolve() for a vector made with
>>> DMDAVec routines, the matrix is created without any DMDA routines
>>>
>>> Error:
>>>
>>> [0]PETSC ERROR: --------------------- Error Message
>>> --------------------------------------------------------------
>>> [0]PETSC ERROR: No support for this operation for this object type
>>> [0]PETSC ERROR: Currently only handles ViennaCL matrices
>>> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
>>> for trouble shooting.
>>> [0]PETSC ERROR: Petsc Development GIT revision: v3.8.4-2418-gd9c423b
>>> GIT Date: 2018-04-02 11:59:41 +0200
>>> [0]PETSC ERROR: ./gcmBEAM on a cuda named node50 by valera Mon Apr  9
>>> 16:24:26 2018
>>> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda --download-mpich
>>> --download-fblaslapack COPTFLAGS=-O2 CXXOPTFLAGS=-O2 FOPTFLAGS=-O2
>>> --with-shared-libraries=1 --download-hypre --with-debugging=no
>>> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
>>> --download-cusp
>>> [0]PETSC ERROR: #1 PCSetUp_SAVIENNACL() line 47 in
>>> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
>>> [0]PETSC ERROR: #2 PCSetUp() line 924 in /home/valera/petsc/src/ksp/pc/
>>> interface/precon.c
>>> [0]PETSC ERROR: #3 KSPSetUp() line 381 in /home/valera/petsc/src/ksp/ksp
>>> /interface/itfunc.c
>>> [0]PETSC ERROR: --------------------- Error Message
>>> --------------------------------------------------------------
>>> [0]PETSC ERROR: No support for this operation for this object type
>>> [0]PETSC ERROR: Currently only handles ViennaCL matrices
>>> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
>>> for trouble shooting.
>>> [0]PETSC ERROR: Petsc Development GIT revision: v3.8.4-2418-gd9c423b
>>> GIT Date: 2018-04-02 11:59:41 +0200
>>> [0]PETSC ERROR: ./gcmBEAM on a cuda named node50 by valera Mon Apr  9
>>> 16:24:26 2018
>>> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda --download-mpich
>>> --download-fblaslapack COPTFLAGS=-O2 CXXOPTFLAGS=-O2 FOPTFLAGS=-O2
>>> --with-shared-libraries=1 --download-hypre --with-debugging=no
>>> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
>>> --download-cusp
>>> [0]PETSC ERROR: #4 PCSetUp_SAVIENNACL() line 47 in
>>> /home/valera/petsc/src/ksp/pc/impls/saviennaclcuda/saviennacl.cu
>>> [0]PETSC ERROR: #5 PCSetUp() line 924 in /home/valera/petsc/src/ksp/pc/
>>> interface/precon.c
>>>  Finished setting up matrix objects
>>>  Exiting PrepareNetCDF
>>> [0]PETSC ERROR: ------------------------------
>>> ------------------------------------------
>>> [0]PETSC ERROR: Caught signal number 11 SEGV: Segmentation Violation,
>>> probably memory access out of range
>>> [0]PETSC ERROR: Try option -start_in_debugger or
>>> -on_error_attach_debugger
>>> [0]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/d
>>> ocumentation/faq.html#valgrind
>>> [0]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac
>>> OS X to find memory corruption errors
>>> [0]PETSC ERROR: configure using --with-debugging=yes, recompile, link,
>>> and run
>>> [0]PETSC ERROR: to get more information on the crash.
>>> [0]PETSC ERROR: --------------------- Error Message
>>> --------------------------------------------------------------
>>> [0]PETSC ERROR: Signal received
>>> [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
>>> for trouble shooting.
>>> [0]PETSC ERROR: Petsc Development GIT revision: v3.8.4-2418-gd9c423b
>>> GIT Date: 2018-04-02 11:59:41 +0200
>>> [0]PETSC ERROR: ./gcmBEAM on a cuda named node50 by valera Mon Apr  9
>>> 16:24:26 2018
>>> [0]PETSC ERROR: Configure options PETSC_ARCH=cuda --download-mpich
>>> --download-fblaslapack COPTFLAGS=-O2 CXXOPTFLAGS=-O2 FOPTFLAGS=-O2
>>> --with-shared-libraries=1 --download-hypre --with-debugging=no
>>> --with-cuda=1 --CUDAFLAGS=-arch=sm_60 --download-hypre --download-viennacl
>>> --download-cusp
>>> [0]PETSC ERROR: #6 User provided function() line 0 in  unknown file
>>> application called MPI_Abort(MPI_COMM_WORLD, 59) - process 0
>>> [unset]: write_line error; fd=-1 buf=:cmd=abort exitcode=59
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>
>>
>> --
>> What most experimenters take for granted before they begin their
>> experiments is infinitely more interesting than any results to which their
>> experiments lead.
>> -- Norbert Wiener
>>
>> https://www.cse.buffalo.edu/~knepley/ <http://www.caam.rice.edu/~mk51/>
>>
>
>


-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener

https://www.cse.buffalo.edu/~knepley/ <http://www.caam.rice.edu/~mk51/>

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