[petsc-users] Error while building PETSc with MATLAB

Satish Balay balay at mcs.anl.gov
Sun Sep 3 09:27:34 CDT 2023


On Sun, 3 Sep 2023, INTURU SRINIVAS 20PHD0548 via petsc-users wrote:

> Hi Sathish,
> 
> Thank you so much for your efforts and the support you are giving me to
> sort this out.
> 
> I tried to follow the same procedure which you followed to build Petsc
> 3.13.4 with Matlab-R2020b on Ubuntu20.04.
> 
> *$./configure --with-mpi-dir=/home/vit/sfw/linux/openmpi/4.1.4
> COPTFLAGS=-O3 CXXOPTFLAGS=-O3 FOPTFLAGS=-O3 PETSC_ARCH=linux-opt
> --with-debugging=0 --with-x=0 --with-matlab-dir=/usr/local/MATLAB/R2020b
> --with-blaslapack-dir=/usr/local/MATLAB/R2020b
> --known-64-bit-blas-indices=1 --with-matlab-engine=1*
> Using python3 for Python
> ===============================================================================
>              Configuring PETSc to compile on your system
> 
> ===============================================================================
> ===============================================================================
>                                         It appears you do not have valgrind
> installed on your system.
>   We HIGHLY recommend you install it from www.valgrind.org
>                                          Or install valgrind-devel or
> equivalent using your package manager.
>           Then rerun ./configure
> 
>  ===============================================================================
>                                   Compilers:
> 
>   C Compiler:         /home/vit/sfw/linux/openmpi/4.1.4/bin/mpicc  -fPIC
> -Wall -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas
> -fstack-protector -fvisibility=hidden -O3
>     Version: gcc (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0
>   C++ Compiler:       /home/vit/sfw/linux/openmpi/4.1.4/bin/mpicxx  -Wall
> -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas -fstack-protector
> -fvisibility=hidden -O3  -fPIC
>     Version: g++ (Ubuntu 11.4.0-2ubuntu1~20.04) 11.4.0
>   Fortran Compiler:   /home/vit/sfw/linux/openmpi/4.1.4/bin/mpif90  -fPIC
> -Wall -ffree-line-length-0 -Wno-unused-dummy-argument -O3
>     Version: GNU Fortran (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0
> Linkers:
>   Shared linker:   /home/vit/sfw/linux/openmpi/4.1.4/bin/mpicc  -shared
>  -fPIC -Wall -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas
> -fstack-protector -fvisibility=hidden -O3
>   Dynamic linker:   /home/vit/sfw/linux/openmpi/4.1.4/bin/mpicc  -shared
>  -fPIC -Wall -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas
> -fstack-protector -fvisibility=hidden -O3
>   Libraries linked against:   -lquadmath -lstdc++ -ldl
> make:
>   Version:  4.2
>   /usr/bin/make
> BlasLapack:
>   Library:  /usr/local/MATLAB/R2020b/bin/glnxa64/mkl.so
> -Wl,-rpath,/usr/local/MATLAB/R2020b/sys/os/glnxa64
> -L/usr/local/MATLAB/R2020b/sys/os/glnxa64 -liomp5 -lpthread
>   uses OpenMP; use export OMP_NUM_THREADS=<p> or -omp_num_threads <p> to
> control the number of threads
>   uses 8 byte integers
> MPI:
>   Version:  3
>   Includes: -I/home/vit/sfw/linux/openmpi/4.1.4/include
>   Mpiexec: /home/vit/sfw/linux/openmpi/4.1.4/bin/mpiexec --oversubscribe
>   OMPI_VERSION: 4.1.4
> pthread:
> cmake:
>   Version:  3.16.3
>   /usr/bin/cmake
> regex:
> Matlab:
>   Includes: -I/usr/local/MATLAB/R2020b/extern/include
>   /usr/local/MATLAB/R2020b
> MatlabEngine:
>   Library:
>  -Wl,-rpath,/usr/local/MATLAB/R2020b/sys/os/glnxa64:/usr/local/MATLAB/R2020b/bin/glnxa64:/usr/local/MATLAB/R2020b/extern/lib/glnxa64
> -L/usr/local/MATLAB/R2020b/bin/glnxa64
> -L/usr/local/MATLAB/R2020b/extern/lib/glnxa64 -leng -lmex -lmx -lmat -lut
> -licudata -licui18n -licuuc
>   Language used to compile PETSc: C
> PETSc:
>   PETSC_ARCH: linux-opt
>   PETSC_DIR: /home/vit/sfw/petsc/3.13.4
>   Scalar type: real
>   Precision: double
>   Support for __float128
>   Integer size: 4 bytes
>   shared libraries: enabled
>   Memory alignment from malloc(): 16 bytes
> xxx=========================================================================xxx
>  Configure stage complete. Now build PETSc libraries with:
>    make PETSC_DIR=/home/vit/sfw/petsc/3.13.4 PETSC_ARCH=linux-opt all
> xxx=========================================================================xxx
> 
> Then I removed all occurrences of -lut -licudata -licui18n -licuuc as you
> suggested earlier.
> 
> *$make*
>  FC linux-opt/obj/tao/f90-mod/petsctaomod.o
>      CLINKER linux-opt/lib/libpetsc.so.3.13.4
> BEGINNING TO COMPILE MATLAB INTERFACE
> Building with 'gcc'.
> /home/vit/sfw/petsc/3.13.4/src/sys/classes/viewer/impls/socket/matlab/bread.c:
> In function ‘PetscBinaryWrite’:
> /home/vit/sfw/petsc/3.13.4/src/sys/classes/viewer/impls/socket/matlab/bread.c:167:6:
> warning: ‘err’ may be used uninitialized in this function
> [-Wmaybe-uninitialized]
>   167 |   if (err < 0) PETSC_MEX_ERROR("Error writing to socket\n");
>       |      ^
> 
> MEX completed successfully.
> Building with 'gcc'.
> MEX completed successfully.
> Building with 'gcc'.
> MEX completed successfully.
> Building with 'gcc'.
> /home/vit/sfw/petsc/3.13.4/src/sys/classes/viewer/impls/socket/matlab/bread.c:
> In function ‘PetscBinaryWrite’:
> /home/vit/sfw/petsc/3.13.4/src/sys/classes/viewer/impls/socket/matlab/bread.c:167:6:
> warning: ‘err’ may be used uninitialized in this function
> [-Wmaybe-uninitialized]
>   167 |   if (err < 0) PETSC_MEX_ERROR("Error writing to socket\n");
>       |      ^
> 
> MEX completed successfully.
> =========================================
> Now to check if the libraries are working do:
> make PETSC_DIR=/home/vit/sfw/petsc/3.13.4 PETSC_ARCH=linux-opt check
> ===============================================
> 
> *$make test query=requires queryval=matlab*
> Using MAKEFLAGS: -- queryval=matlab query=requires
>           CC linux-opt/tests/ksp/ksp/tutorials/ex72.o
>      CLINKER linux-opt/tests/ksp/ksp/tutorials/ex72
>         TEST linux-opt/tests/counts/ksp_ksp_tutorials-ex72_12.counts
> not ok ksp_ksp_tutorials-ex72_12 # Error code: 169
> # [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> # [0]PETSC ERROR: Unable to open file
> # [0]PETSC ERROR: Cannot locate file: /matrices/arco1
> # [0]PETSC ERROR: See https://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> # [0]PETSC ERROR: Petsc Release Version 3.13.4, Aug 01, 2020
> # [0]PETSC ERROR: ../ex72 on a linux-opt named MB108SMEC028 by vit Sun Sep
>  3 11:51:03 2023
> # [0]PETSC ERROR: Configure options
> --with-mpi-dir=/home/vit/sfw/linux/openmpi/4.1.4 COPTFLAGS=-O3
> CXXOPTFLAGS=-O3 FOPTFLAGS=-O3 PETSC_ARCH=linux-opt --with-debugging=0
> --with-x=0 --with-matlab-dir=/usr/local/MATLAB/R2020b
> --with-blaslapack-dir=/usr/local/MATLAB/R2020b
> --known-64-bit-blas-indices=1 --with-matlab-engine=1
> # [0]PETSC ERROR: #1 PetscViewerFileSetUp_BinarySTDIO() line 1444 in
> /home/vit/sfw/petsc/3.13.4/src/sys/classes/viewer/impls/binary/binv.c
> # [0]PETSC ERROR: #2 PetscViewerSetUp_Binary() line 1511 in
> /home/vit/sfw/petsc/3.13.4/src/sys/classes/viewer/impls/binary/binv.c
> # [0]PETSC ERROR: #3 PetscViewerSetUp() line 328 in
> /home/vit/sfw/petsc/3.13.4/src/sys/classes/viewer/interface/view.c
> # [0]PETSC ERROR: #4 MatLoad_SeqAIJ() line 4563 in
> /home/vit/sfw/petsc/3.13.4/src/mat/impls/aij/seq/aij.c
> # [0]PETSC ERROR: #5 MatLoad() line 1225 in
> /home/vit/sfw/petsc/3.13.4/src/mat/interface/matrix.c
> # [0]PETSC ERROR: #6 main() line 113 in
> /home/vit/sfw/petsc/3.13.4/src/ksp/ksp/tutorials/ex72.c
> # [0]PETSC ERROR: PETSc Option Table entries:
> # [0]PETSC ERROR: -f0 /matrices/arco1
> # [0]PETSC ERROR: -pc_factor_mat_solver_type matlab
> # [0]PETSC ERROR: -pc_type lu
> # [0]PETSC ERROR: ----------------End of Error Message -------send entire
> error message to petsc-maint at mcs.anl.gov----------
> # --------------------------------------------------------------------------
> # MPI_ABORT was invoked on rank 0 in communicator MPI_COMM_SELF
> # with errorcode 113065.
> #
> # NOTE: invoking MPI_ABORT causes Open MPI to kill all MPI processes.
> # You may or may not see output from other processes, depending on
> # exactly when Open MPI kills them.
> # --------------------------------------------------------------------------
>  ok ksp_ksp_tutorials-ex72_12 # SKIP Command failed so no diff
>           CC
> linux-opt/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test.o
>      CLINKER
> linux-opt/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test
>         TEST
> linux-opt/tests/counts/tao_leastsquares_tutorials_matlab-matlab_ls_test.counts
> not ok tao_leastsquares_tutorials_matlab-matlab_ls_test # Error code: 124
> # Running problem 5
> # [0]PETSC ERROR: --------------------- Error Message
> --------------------------------------------------------------
> # [0]PETSC ERROR: Error in external library
> # [0]PETSC ERROR: Unable to start MATLAB engine on
> # [0]PETSC ERROR: See https://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> # [0]PETSC ERROR: Petsc Release Version 3.13.4, Aug 01, 2020
> # [0]PETSC ERROR: ../matlab_ls_test on a linux-opt named MB108SMEC028 by
> vit Sun Sep  3 11:51:05 2023
> # [0]PETSC ERROR: Configure options
> --with-mpi-dir=/home/vit/sfw/linux/openmpi/4.1.4 COPTFLAGS=-O3
> CXXOPTFLAGS=-O3 FOPTFLAGS=-O3 PETSC_ARCH=linux-opt --with-debugging=0
> --with-x=0 --with-matlab-dir=/usr/local/MATLAB/R2020b
> --with-blaslapack-dir=/usr/local/MATLAB/R2020b
> --known-64-bit-blas-indices=1 --with-matlab-engine=1
> # [0]PETSC ERROR: #1 PetscMatlabEngineCreate() line 67 in
> /home/vit/sfw/petsc/3.13.4/src/sys/classes/matlabengine/matlab.c
> # [0]PETSC ERROR: #2 main() line 126 in
> /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c
> # [0]PETSC ERROR: PETSc Option Table entries:
> # [0]PETSC ERROR: -prob_id 5
> # [0]PETSC ERROR: -tao_smonitor
> # [0]PETSC ERROR: ----------------End of Error Message -------send entire
> error message to petsc-maint at mcs.anl.gov----------
> # --------------------------------------------------------------------------
> # MPI_ABORT was invoked on rank 0 in communicator MPI_COMM_SELF
> # with errorcode 126076.
> #
> # NOTE: invoking MPI_ABORT causes Open MPI to kill all MPI processes.
> # You may or may not see output from other processes, depending on
> # exactly when Open MPI kills them.
> # --------------------------------------------------------------------------
>  ok tao_leastsquares_tutorials_matlab-matlab_ls_test # SKIP Command failed
> so no diff
> 
> # -------------
> #   Summary
> # -------------
> # FAILED ksp_ksp_tutorials-ex72_12
> tao_leastsquares_tutorials_matlab-matlab_ls_test
> # success 0/2 tests (0.0%)
> # failed 2/2 tests (100.0%)
> # todo 0/2 tests (0.0%)
> # skip 0/2 tests (0.0%)
> #
> # Wall clock time for tests: 3 sec
> # Approximate CPU time (not incl. build time): 0.05 sec
> #
> # To rerun failed tests:
> #     /usr/bin/make -f gmakefile test test-fail=1
> #
> # Timing summary (actual test time / total CPU time):
> #   ksp_ksp_tutorials-ex72_12: 0.02 sec / 0.03 sec
> #   tao_leastsquares_tutorials_matlab-matlab_ls_test: 0.02 sec / 0.02 sec
> 
> *How to sort out this error?*
> 
> *$cd src/tao/leastsquares/tutorials/matlab/*
> *$make matlab_ls_test*
> /home/vit/sfw/linux/openmpi/4.1.4/bin/mpicc -fPIC -Wall -Wwrite-strings
> -Wno-strict-aliasing -Wno-unknown-pragmas -fstack-protector
> -fvisibility=hidden -O3 -fPIC -Wall -Wwrite-strings -Wno-strict-aliasing
> -Wno-unknown-pragmas -fstack-protector -fvisibility=hidden -O3
>  -I/home/vit/sfw/petsc/3.13.4/include
> -I/home/vit/sfw/petsc/3.13.4/linux-opt/include
> -I/usr/local/MATLAB/R2020b/extern/include
> -I/home/vit/sfw/linux/openmpi/4.1.4/include      matlab_ls_test.c
>  -Wl,-rpath,/home/vit/sfw/petsc/3.13.4/linux-opt/lib
> -L/home/vit/sfw/petsc/3.13.4/linux-opt/lib
> /usr/local/MATLAB/R2020b/bin/glnxa64/mkl.so
> -Wl,-rpath,/usr/local/MATLAB/R2020b/sys/os/glnxa64
> -L/usr/local/MATLAB/R2020b/sys/os/glnxa64
> -Wl,-rpath,/usr/local/MATLAB/R2020b/sys/os/glnxa64:/usr/local/MATLAB/R2020b/bin/glnxa64:/usr/local/MATLAB/R2020b/extern/lib/glnxa64
> -L/usr/local/MATLAB/R2020b/bin/glnxa64
> -L/usr/local/MATLAB/R2020b/extern/lib/glnxa64
> -Wl,-rpath,/home/vit/sfw/linux/openmpi/4.1.4/lib
> -L/home/vit/sfw/linux/openmpi/4.1.4/lib
> -Wl,-rpath,/usr/lib/gcc/x86_64-linux-gnu/9
> -L/usr/lib/gcc/x86_64-linux-gnu/9 -Wl,-rpath,/usr/lib/x86_64-linux-gnu
> -L/usr/lib/x86_64-linux-gnu -Wl,-rpath,/lib/x86_64-linux-gnu
> -L/lib/x86_64-linux-gnu -lpetsc -liomp5 -lpthread -lm -leng -lmex -lmx
> -lmat -lstdc++ -ldl -lmpi_usempif08 -lmpi_usempi_ignore_tkr -lmpi_mpifh
> -lmpi -lgfortran -lm -lgfortran -lm -lgcc_s -lquadmath -lpthread -lquadmath
> -lstdc++ -ldl -o matlab_ls_test

You are missing some additional debug steps. [run manually with the '-info'  option. Please check my previous e-mail below]

> > balay at compute-386-07:/scratch/balay/petsc/src/tao/leastsquares/tutorials/matlab$ LD_PRELOAD=/lib/x86_64-linux-gnu/libgfortran.so.5 ./matlab_ls_test -tao_smonitor -prob_id 5 -info

Satish

> 
> I think there is a problem with the Matlab-R2020b version.
> I am sharing the configure.log and make.log files. Please find the
> attachment and do the needful.
> 
> 
> Thanks and regards
> Srinivas
> 
> 
> On Sat, Sep 2, 2023 at 11:15 PM Satish Balay <balay at mcs.anl.gov> wrote:
> 
> > Perhaps you can try the following to get additional info - and debug
> >
> > Satish
> > ----------
> >
> > balay at compute-386-07:/scratch/balay/petsc$ cd
> > src/tao/leastsquares/tutorials/matlab/
> > balay at compute-386-07:/scratch/balay/petsc/src/tao/leastsquares/tutorials/matlab$
> > make matlab_ls_test
> > /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/bin/mpicc -fPIC -Wall
> > -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas -fstack-protector
> > -fvisibility=hidden -O3 -fPIC -Wall -Wwrite-strings -Wno-strict-aliasing
> > -Wno-unknown-pragmas -fstack-protector -fvisibility=hidden -O3
> > -I/scratch/balay/petsc/include -I/scratch/balay/petsc/linux-opt/include
> > -I/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/extern/include
> > -I/nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/include
> > matlab_ls_test.c  -Wl,-rpath,/scratch/balay/petsc/linux-opt/lib
> > -L/scratch/balay/petsc/linux-opt/lib
> > -Wl,-rpath,/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/sys/os/glnxa64:/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/bin/glnxa64:/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/extern/lib/glnxa64
> > -L/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/bin/glnxa64
> > -L/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/extern/lib/glnxa64
> > -Wl,-rpath,/nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/lib
> > -L/nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/lib
> > -Wl,-rpath,/usr/lib/gcc/x86_64-linux-gnu/9
> > -L/usr/lib/gcc/x86_64-linux-gnu/9 -Wl,-rpath,/usr/lib/x86_64-linux-gnu
> > -L/usr/lib/x86_64-linux-gnu -Wl,-rpath,/lib/x86_64-linux-gnu
> > -L/lib/x86_64-linux-gnu -lpetsc -llapack -lblas -lpthread -lm -leng -lmex
> > -lmx -lmat -lut -licudata -licui18n -licuuc -lstdc++ -ldl -lmpifort -lmpi
> > -lgfortran -lm -lgfortran -lm -lgcc_s -lquadmath -lstdc++ -ldl -o
> > matlab_ls_test
> > balay at compute-386-07:/scratch/balay/petsc/src/tao/leastsquares/tutorials/matlab$
> > LD_PRELOAD=/lib/x86_64-linux-gnu/libgfortran.so.5 ./matlab_ls_test
> > -tao_smonitor -prob_id 5 -info
> > [0] PetscInitialize(): PETSc successfully started: number of processors = 1
> > [0] PetscGetHostName(): Rejecting domainname, likely is NIS
> > compute-386-07.(none)
> > [0] PetscInitialize(): Running on machine: compute-386-07
> > Running problem 5
> > [0] PetscCommDuplicate(): Duplicating a communicator 1140850689
> > -2080374784 max tags = 268435455
> > [0] PetscMatlabEngineCreate(): Starting MATLAB engine with command
> > /nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/bin/matlab
> > -glnxa64 -nodisplay  -nosplash
> > [0] PetscMatlabEngineCreate(): Started MATLAB engine
> > [0] PetscMatlabEngineEvaluate(): Evaluating MATLAB string:
> > TestingInitialize
> > [0] PetscMatlabEngineEvaluate(): Done evaluating Matlab string:
> > TestingInitialize
> > 5
> > <snip>
> >
> > <<<< Now verify if the above matlab command actually works for you - on
> > this machine..>>>>>
> >
> > balay at compute-386-07:/scratch/balay/petsc/src/tao/leastsquares/tutorials/matlab$
> > /nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/bin/matlab
> > -glnxa64 -nodisplay  -nosplash
> >
> >
> >                                  < M A T L A B (R) >
> >
> >                        Copyright 1984-2021 The MathWorks, Inc.
> >
> >                        R2021a (9.10.0.1602886) 64-bit (glnxa64)
> >
> >                                   February 17, 2021
> >
> >
> > To get started, type doc.
> > For product information, visit www.mathworks.com.
> >
> > >>
> >
> >
> > On Sat, 2 Sep 2023, Satish Balay via petsc-users wrote:
> >
> > > Please don't cc: both petsc-users and petsc-maint [reverting thread to
> > petsc-users only]
> > >
> > > I'm not sure what is happening here. Can you send the corresponding
> > configure.log, make.log [compressed]?
> > >
> > > Here is my attempt to reproduce (with petsc-3.13) on Ubuntu-20.04, with
> > Matlab-R2021a - and that works:
> > >
> > > balay at compute-386-07:/scratch/balay/petsc$ git branch
> > >   main
> > >   release
> > > * release-3.13
> > > balay at compute-386-07:/scratch/balay/petsc$ module load matlab/R2021a
> > > balay at compute-386-07:/scratch/balay/petsc$ which matlab
> > >
> > /nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/bin/matlab
> > > balay at compute-386-07:/scratch/balay/petsc$ ./configure
> > --with-mpi-dir=/nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/
> > COPTFLAGS=-O3 CXXOPTFLAGS=-O3 FOPTFLAGS=-O3 PETSC_ARCH=linux-opt
> > --with-debugging=0 --with-x=0
> > --with-matlab-dir=/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a
> > --with-blaslapack-dir=/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a
> > --known-64-bit-blas-indices=1 --with-matlab-engine=1
> > > <snip>
> > > Compilers:
> >
> >
> >
> > >   C Compiler:
> >  /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/bin/mpicc  -fPIC -Wall
> > -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas -fstack-protector
> > -fvisibility=hidden -O3
> > >     Version: gcc (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0
> > >   C++ Compiler:
> >  /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/bin/mpicxx  -Wall
> > -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas -fstack-protector
> > -fvisibility=hidden -O3  -fPIC
> > >     Version: g++ (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0
> > >   Fortran Compiler:
> >  /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/bin/mpif90  -fPIC -Wall
> > -ffree-line-length-0 -Wno-unused-dummy-argument -O3
> > >     Version: GNU Fortran (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0
> > > Linkers:
> > >   Shared linker:
> >  /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/bin/mpicc  -shared  -fPIC
> > -Wall -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas
> > -fstack-protector -fvisibility=hidden -O3
> > >   Dynamic linker:
> >  /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/bin/mpicc  -shared  -fPIC
> > -Wall -Wwrite-strings -Wno-strict-aliasing -Wno-unknown-pragmas
> > -fstack-protector -fvisibility=hidden -O3
> > >   Libraries linked against:   -lquadmath -lstdc++ -ldl
> > > make:
> > >   Version:  4.2
> > >   /usr/bin/make
> > > BlasLapack:
> > >   Library:
> > /nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/bin/glnxa64/mkl.so
> > -Wl,-rpath,/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/sys/os/glnxa64
> > -L/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/sys/os/glnxa64
> > -liomp5 -lpthread
> > >   uses OpenMP; use export OMP_NUM_THREADS=<p> or -omp_num_threads <p> to
> > control the number of threads
> > >   uses 8 byte integers
> > > MPI:
> > >   Version:  4
> > >   Includes: -I/nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/include
> > >   Mpiexec: /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/bin/mpiexec
> > >   MPICH_NUMVERSION: 40002300
> > > pthread:
> > >   Library:  -lpthread
> > > cmake:
> > >   Version:  3.16.3
> > >   /usr/bin/cmake
> > > regex:
> > > Matlab:
> > >   Includes:
> > -I/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/extern/include
> > >   /nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a
> > > MatlabEngine:
> > >   Library:
> > -Wl,-rpath,/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/sys/os/glnxa64:/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/bin/glnxa64:/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/extern/lib/glnxa64
> > -L/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/bin/glnxa64
> > -L/nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/extern/lib/glnxa64
> > -leng -lmex -lmx -lmat -lut -licudata -licui18n -licuuc
> > > sowing:
> > >   Version:  1.1.25
> > >   /scratch/balay/petsc/linux-opt/bin/bfort
> > > valgrind:
> > >   Language used to compile PETSc: C
> > > PETSc:
> > >   PETSC_ARCH: linux-opt
> > >   PETSC_DIR: /scratch/balay/petsc
> > >   Scalar type: real
> > >   Precision: double
> > >   Support for __float128
> > >   Integer size: 4 bytes
> > >   shared libraries: enabled
> > >   Memory alignment from malloc(): 16 bytes
> > >
> > xxx=========================================================================xxx
> > >  Configure stage complete. Now build PETSc libraries with:
> > >    make PETSC_DIR=/scratch/balay/petsc PETSC_ARCH=linux-opt all
> > >
> > xxx=========================================================================xxx
> > > balay at compute-386-07:/scratch/balay/petsc$ make
> >
> >
> >
> > >
> > > <snip>
> > >           FC linux-opt/obj/tao/f90-mod/petsctaomod.o
> > >      CLINKER linux-opt/lib/libpetsc.so.3.13.6
> > > BEGINNING TO COMPILE MATLAB INTERFACE
> > > Building with 'gcc'.
> > > /scratch/balay/petsc/src/sys/classes/viewer/impls/socket/matlab/bread.c:
> > In function ‘PetscBinaryWrite’:
> > >
> > /scratch/balay/petsc/src/sys/classes/viewer/impls/socket/matlab/bread.c:167:6:
> > warning: ‘err’ may be used uninitialized in this function
> > [-Wmaybe-uninitialized]
> > >   167 |   if (err < 0) PETSC_MEX_ERROR("Error writing to socket\n");
> > >       |      ^
> > >
> > > MEX completed successfully.
> > > Building with 'gcc'.
> > > MEX completed successfully.
> > > Building with 'gcc'.
> > > MEX completed successfully.
> > > Building with 'gcc'.
> > > /scratch/balay/petsc/src/sys/classes/viewer/impls/socket/matlab/bread.c:
> > In function ‘PetscBinaryWrite’:
> > >
> > /scratch/balay/petsc/src/sys/classes/viewer/impls/socket/matlab/bread.c:167:6:
> > warning: ‘err’ may be used uninitialized in this function
> > [-Wmaybe-uninitialized]
> > >   167 |   if (err < 0) PETSC_MEX_ERROR("Error writing to socket\n");
> > >       |      ^
> > >
> > > MEX completed successfully.
> > > =========================================
> > > Now to check if the libraries are working do:
> > > make PETSC_DIR=/scratch/balay/petsc PETSC_ARCH=linux-opt check
> > > =========================================
> > > balay at compute-386-07:/scratch/balay/petsc$ make test query=requires
> > queryval=matlab
> > > Using MAKEFLAGS: -- queryval=matlab query=requires
> > >           CC linux-opt/tests/ksp/ksp/tutorials/ex72.o
> > >      CLINKER linux-opt/tests/ksp/ksp/tutorials/ex72
> > >         TEST linux-opt/tests/counts/ksp_ksp_tutorials-ex72_12.counts
> > > not ok ksp_ksp_tutorials-ex72_12 # Error code: 1
> > > #     ../ex72:
> > /nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/sys/os/glnxa64/libgfortran.so.5:
> > version `GFORTRAN_9' not found (required by
> > /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/lib/libmpifort.so.12)
> > >  ok ksp_ksp_tutorials-ex72_12 # SKIP Command failed so no diff
> > >           CC
> > linux-opt/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test.o
> > >      CLINKER
> > linux-opt/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test
> > >         TEST
> > linux-opt/tests/counts/tao_leastsquares_tutorials_matlab-matlab_ls_test.counts
> > > not ok tao_leastsquares_tutorials_matlab-matlab_ls_test # Error code: 1
> > > #     ../matlab_ls_test:
> > /nfs/gce/software/custom/linux-ubuntu20.04-x86_64/matlab/R2021a/sys/os/glnxa64/libgfortran.so.5:
> > version `GFORTRAN_9' not found (required by
> > /nfs/gce/projects/petsc/soft/u20.04/mpich-4.0.2/lib/libmpifort.so.12)
> > >  ok tao_leastsquares_tutorials_matlab-matlab_ls_test # SKIP Command
> > failed so no diff
> > > <snip>
> > > balay at compute-386-07:/scratch/balay/petsc$
> > LD_PRELOAD=/lib/x86_64-linux-gnu/libgfortran.so.5 make test query=requires
> > queryval=matlab
> > > Using MAKEFLAGS: -- queryval=matlab query=requires
> > >         TEST linux-opt/tests/counts/ksp_ksp_tutorials-ex72_12.counts
> > >  ok ksp_ksp_tutorials-ex72_12
> > >  ok diff-ksp_ksp_tutorials-ex72_12
> > >         TEST
> > linux-opt/tests/counts/tao_leastsquares_tutorials_matlab-matlab_ls_test.counts
> > >  ok tao_leastsquares_tutorials_matlab-matlab_ls_test
> > >  ok diff-tao_leastsquares_tutorials_matlab-matlab_ls_test
> > >
> > > # -------------
> > > #   Summary
> > > # -------------
> > > # success 4/4 tests (100.0%)
> > > # failed 0/4 tests (0.0%)
> > > # todo 0/4 tests (0.0%)
> > > # skip 0/4 tests (0.0%)
> > > #
> > > # Wall clock time for tests: 27 sec
> > > # Approximate CPU time (not incl. build time): 15.190000000000001 sec
> > > #
> > > # Timing summary (actual test time / total CPU time):
> > > #   tao_leastsquares_tutorials_matlab-matlab_ls_test: 6.47 sec / 7.54 sec
> > > #   ksp_ksp_tutorials-ex72_12: 6.46 sec / 7.65 sec
> > > balay at compute-386-07:/scratch/balay/petsc$
> > >
> > >
> > >
> > >
> > >
> > > On Sat, 2 Sep 2023, INTURU SRINIVAS 20PHD0548 wrote:
> > >
> > > > Based on the suggestions given by Sathish, I have tried to configure
> > petsc
> > > > 3.13.4 with Matlab-R2020b. But, it was not successful. After running
> > make
> > > > -j 10 test command I have got the following error message.
> > > >
> > > > not ok tao_leastsquares_tutorials_matlab-matlab_ls_test # Error code:
> > 124
> > > > # Running problem 5
> > > > # [0]PETSC ERROR: --------------------- Error Message
> > > > --------------------------------------------------------------
> > > > # [0]PETSC ERROR: Error in external library
> > > > # [0]PETSC ERROR: Unable to start MATLAB engine on
> > > > # [0]PETSC ERROR: See
> > https://www.mcs.anl.gov/petsc/documentation/faq.html
> > > > for trouble shooting.
> > > > # [0]PETSC ERROR: Petsc Release Version 3.13.4, Aug 01, 2020
> > > > # [0]PETSC ERROR: ../matlab_ls_test on a linux-opt named MB108SMEC028
> > by
> > > > vit Sat Sep  2 12:27:22 2023
> > > > # [0]PETSC ERROR: Configure options
> > > > --with-mpi-dir=/home/vit/sfw/linux/openmpi/4.1.4 COPTFLAGS=-O3
> > > > CXXOPTFLAGS=-O3 FOPTFLAGS=-O3 PETSC_ARCH=linux-opt --with-debugging=0
> > > > --with-x=0 --with-matlab-dir=/usr/local/MATLAB/R2020b
> > > > --with-matlab-engine=1 --with-blaslapack-dir=/usr/local/MATLAB/R2020b
> > > > --known-64-bit-blas-indices=1
> > > > # [0]PETSC ERROR: #1 PetscMatlabEngineCreate() line 67 in
> > > > /home/vit/sfw/petsc/3.13.4/src/sys/classes/matlabengine/matlab.c
> > > > # [0]PETSC ERROR: #2 main() line 126 in
> > > >
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c
> > > > # [0]PETSC ERROR: PETSc Option Table entries:
> > > > # [0]PETSC ERROR: -prob_id 5
> > > > # [0]PETSC ERROR: -tao_smonitor
> > > > # [0]PETSC ERROR: ----------------End of Error Message -------send
> > entire
> > > > error message to petsc-maint at mcs.anl.gov----------
> > > > #
> > --------------------------------------------------------------------------
> > > > # MPI_ABORT was invoked on rank 0 in communicator MPI_COMM_SELF
> > > > # with errorcode 126076.
> > > > #
> > > > # NOTE: invoking MPI_ABORT causes Open MPI to kill all MPI processes.
> > > > # You may or may not see output from other processes, depending on
> > > > # exactly when Open MPI kills them.
> > > > #
> > --------------------------------------------------------------------------
> > > >
> > > > I request you to help me to sort out this error.
> > > >
> > > > Thanks
> > > > Srinivas
> > > >
> > > >
> > > > On Fri, Sep 1, 2023 at 11:42 PM Amneet Bhalla <mail2amneet at gmail.com>
> > wrote:
> > > >
> > > > > I think there should be two hyphens in
> > > > > -with-blaslapack-dir=/usr/local/MATLAB/R2020b
> > > > >
> > > > > i.e.:
> > > > >
> > > > > --with-blaslapack-dir=/usr/local/MATLAB/R2020b
> > > > >
> > > > > On Fri, Sep 1, 2023 at 10:25 AM INTURU SRINIVAS 20PHD0548 via
> > petsc-users <
> > > > > petsc-users at mcs.anl.gov> wrote:
> > > > >
> > > > >> Thank you Sathish.I will try this
> > > > >>
> > > > >> On Fri, Sep 1, 2023, 22:53 Satish Balay <balay at mcs.anl.gov> wrote:
> > > > >>
> > > > >>> yes [and remove fblaslapack. don't know if hypre will work here].
> > > > >>>
> > > > >>> i.e:
> > > > >>>
> > > > >>> ./configure --with-mpi-dir=/home/vit/sfw/linux/openmpi/4.1.4
> > > > >>> COPTFLAGS=-O3 CXXOPTFLAGS=-O3 FOPTFLAGS=-O3 PETSC_ARCH=linux-opt
> > > > >>> --with-debugging=0 --with-x=0 \
> > > > >>> --with-matlab-dir=/usr/local/MATLAB/R2020b --with-matlab-engine=1
> > > > >>> -with-blaslapack-dir=/usr/local/MATLAB/R2020b
> > --known-64-bit-blas-indices=1
> > > > >>>
> > > > >>> Satish
> > > > >>>
> > > > >>> On Fri, 1 Sep 2023, INTURU SRINIVAS 20PHD0548 via petsc-users
> > wrote:
> > > > >>>
> > > > >>> > Hi Satish,
> > > > >>> >
> > > > >>> > -with-blaslapack-dir=/path/to/matlab_dir
> > > > >>> > --known-64-bit-blas-indices=1
> > > > >>> >
> > > > >>> > Is this what you are suggesting?
> > > > >>> >
> > > > >>> > On Fri, Sep 1, 2023, 20:42 Satish Balay <balay at mcs.anl.gov>
> > wrote:
> > > > >>> >
> > > > >>> > > Also:
> > > > >>> > >
> > > > >>> > >     '-known-64-bit-blas-indices=1',
> > > > >>> > >
> > > > >>> > > Note: most externalpackages might not work in this mode.
> > > > >>> > >
> > > > >>> > > [we can't really over come such dependency/conflicts across
> > packages]
> > > > >>> > >
> > > > >>> > > Satish
> > > > >>> > >
> > > > >>> > > On Fri, 1 Sep 2023, Satish Balay via petsc-users wrote:
> > > > >>> > >
> > > > >>> > > > Here is the matlab test that runs in CI
> > > > >>> > > >
> > > > >>> > > > https://gitlab.com/petsc/petsc/-/jobs/4904566768
> > > > >>> > > >
> > > > >>> > > > config/examples/arch-ci-linux-matlab-ilp64.py
> > > > >>> > > >
> > > > >>> > > > # Note: regular BLAS [with 32-bit integers] conflict with
> > > > >>> > > > # MATLAB BLAS - hence requiring -known-64-bit-blas-indices=1
> > > > >>> > > >
> > > > >>> > > > Ah - so you need to use the ilp64 blas/lapack with matlab  -
> > to
> > > > >>> have a
> > > > >>> > > compatible build
> > > > >>> > > >
> > > > >>> > > >     '--with-blaslapack-dir='+matlab_dir,
> > > > >>> > > >
> > > > >>> > > > Satish
> > > > >>> > > >
> > > > >>> > > >
> > > > >>> > > > On Fri, 1 Sep 2023, INTURU SRINIVAS 20PHD0548 via petsc-users
> > > > >>> wrote:
> > > > >>> > > >
> > > > >>> > > > > Hi Amneet,
> > > > >>> > > > >
> > > > >>> > > > > Without libmesh, even for PETSc with MATLAB is not
> > working. It is
> > > > >>> > > showing
> > > > >>> > > > > error for both 3.13.4 and 3.17.5 versions.
> > > > >>> > > > >
> > > > >>> > > > > I am trying to install IBAMR in HPC cluster with libmesh
> > and
> > > > >>> this is
> > > > >>> > > for
> > > > >>> > > > > general usage not only for WEC. This I tried without
> > linking
> > > > >>> Matlab
> > > > >>> > > with
> > > > >>> > > > > PETSc. Here also I got the error while configuring libmesh
> > 1.6.2
> > > > >>> that
> > > > >>> > > PETSc
> > > > >>> > > > > was not found but --enable-petsc-required is specified.
> > > > >>> > > > >
> > > > >>> > > > > The reason for specifically asking for libmesh with PETSc
> > and
> > > > >>> Matlab
> > > > >>> > > is in
> > > > >>> > > > > the cfd-mpc-wecs application for complicated geometries it
> > is
> > > > >>> > > mentioned to
> > > > >>> > > > > build cfd-mpc-wecs with libmesh construct.
> > > > >>> > > > >
> > > > >>> > > > > For the past 10 days I am trying these various things and
> > ended
> > > > >>> up with
> > > > >>> > > > > errors.
> > > > >>> > > > > I want to solve this and proceed further to do my research
> > work.
> > > > >>> > > > >
> > > > >>> > > > > Please help me to solve this as soon as possible.
> > > > >>> > > > >
> > > > >>> > > > >
> > > > >>> > > > > Thanks and Regards
> > > > >>> > > > > Srinivas
> > > > >>> > > > >
> > > > >>> > > > > On Fri, Sep 1, 2023, 19:48 Amneet Bhalla <
> > mail2amneet at gmail.com>
> > > > >>> > > wrote:
> > > > >>> > > > >
> > > > >>> > > > > > Hi Srinivas,
> > > > >>> > > > > >
> > > > >>> > > > > > As discussed earlier you don’t need libMesh for the WEC
> > > > >>> application.
> > > > >>> > > You
> > > > >>> > > > > > can just work with PETSc 3.17.5 that builds with Matlab.
> > > > >>> > > > > >
> > > > >>> > > > > > Do you have a specific reason for wanting to build
> > libMesh?
> > > > >>> > > > > >
> > > > >>> > > > > > Thanks,
> > > > >>> > > > > > —Amneet
> > > > >>> > > > > >
> > > > >>> > > > > > On Thu, Aug 31, 2023 at 10:16 PM INTURU SRINIVAS
> > 20PHD0548 via
> > > > >>> > > petsc-users
> > > > >>> > > > > > <petsc-users at mcs.anl.gov> wrote:
> > > > >>> > > > > >
> > > > >>> > > > > >> Hi,
> > > > >>> > > > > >>
> > > > >>> > > > > >> I ran "make all" for petsc 3.13.4 by removing all
> > occurrences
> > > > >>> of
> > > > >>> > > "-lut
> > > > >>> > > > > >> -licudata -licui18n -licuuc". When I ran "make test"
> > got the
> > > > >>> > > following
> > > > >>> > > > > >> errors
> > > > >>> > > > > >> in petsc/3.13.4/linux-debug:
> > > > >>> > > > > >> TEST
> > > > >>> > > > > >>
> > > > >>> > >
> > > > >>>
> > linux-debug/tests/counts/tao_leastsquares_tutorials_matlab-matlab_ls_test.counts
> > > > >>> > > > > >> not ok tao_leastsquares_tutorials_matlab-matlab_ls_test
> > #
> > > > >>> Error
> > > > >>> > > code: 124
> > > > >>> > > > > >> # Running problem 5
> > > > >>> > > > > >> # [0]PETSC ERROR: --------------------- Error Message
> > > > >>> > > > > >>
> > --------------------------------------------------------------
> > > > >>> > > > > >> # [0]PETSC ERROR: Error in external library
> > > > >>> > > > > >> # [0]PETSC ERROR: Unable to start MATLAB engine on
> > > > >>> > > > > >> # [0]PETSC ERROR: See
> > > > >>> > > > > >> https://www.mcs.anl.gov/petsc/documentation/faq.html
> > for
> > > > >>> trouble
> > > > >>> > > > > >> shooting.
> > > > >>> > > > > >> # [0]PETSC ERROR: Petsc Release Version 3.13.4, Aug 01,
> > 2020
> > > > >>> > > > > >> # [0]PETSC ERROR: ../matlab_ls_test on a linux-debug
> > named
> > > > >>> > > MB108SMEC028
> > > > >>> > > > > >> by vit Fri Sep  1 10:01:11 2023
> > > > >>> > > > > >> # [0]PETSC ERROR: Configure options
> > > > >>> > > > > >> --CC=/home/vit/sfw/linux/openmpi/4.1.4/bin/mpicc
> > > > >>> > > > > >> --CXX=/home/vit/sfw/linux/openmpi/4.1.4/bin/mpicxx
> > > > >>> > > > > >> --FC=/home/vit/sfw/linux/openmpi/4.1.4/bin/mpif90
> > > > >>> --with-debugging=1
> > > > >>> > > > > >> --download-hypre=1 --download-fblaslapack=1 --with-x=0
> > > > >>> > > > > >> --with-matlab-dir=/usr/local/MATLAB/R2020b/
> > > > >>> --with-matlab-engine=1
> > > > >>> > > > > >>
> > > > >>> --with-matlab-engine-dir=/usr/local/MATLAB/R2020b/extern/engines/
> > > > >>> > > > > >> # [0]PETSC ERROR: #1 PetscMatlabEngineCreate() line 67
> > in
> > > > >>> > > > > >>
> > > > >>> /home/vit/sfw/petsc/3.13.4/src/sys/classes/matlabengine/matlab.c
> > > > >>> > > > > >> # [0]PETSC ERROR: #2 main() line 126 in
> > > > >>> > > > > >>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c
> > > > >>> > > > > >> # [0]PETSC ERROR: PETSc Option Table entries:
> > > > >>> > > > > >> # [0]PETSC ERROR: -prob_id 5
> > > > >>> > > > > >> # [0]PETSC ERROR: -tao_smonitor
> > > > >>> > > > > >> # [0]PETSC ERROR: ----------------End of Error Message
> > > > >>> -------send
> > > > >>> > > entire
> > > > >>> > > > > >> error message to petsc-maint at mcs.anl.gov----------
> > > > >>> > > > > >> #
> > > > >>> > > > > >>
> > > > >>> > >
> > > > >>>
> > --------------------------------------------------------------------------
> > > > >>> > > > > >> # MPI_ABORT was invoked on rank 0 in communicator
> > > > >>> MPI_COMM_SELF
> > > > >>> > > > > >> # with errorcode 126076.
> > > > >>> > > > > >> #
> > > > >>> > > > > >> # NOTE: invoking MPI_ABORT causes Open MPI to kill all
> > MPI
> > > > >>> > > processes.
> > > > >>> > > > > >> # You may or may not see output from other processes,
> > > > >>> depending on
> > > > >>> > > > > >> # exactly when Open MPI kills them.
> > > > >>> > > > > >> #
> > > > >>> > > > > >>
> > > > >>> > >
> > > > >>>
> > --------------------------------------------------------------------------
> > > > >>> > > > > >>  ok tao_leastsquares_tutorials_matlab-matlab_ls_test #
> > SKIP
> > > > >>> Command
> > > > >>> > > > > >> failed so no diff
> > > > >>> > > > > >>
> > > > >>> > > > > >> in petsc/3.13.4/linux-opt
> > > > >>> > > > > >>  TEST
> > > > >>> > > > > >>
> > > > >>> > >
> > > > >>>
> > linux-opt/tests/counts/tao_leastsquares_tutorials_matlab-matlab_ls_test.counts
> > > > >>> > > > > >> not ok tao_leastsquares_tutorials_matlab-matlab_ls_test
> > #
> > > > >>> Error
> > > > >>> > > code: 124
> > > > >>> > > > > >> # Running problem 5
> > > > >>> > > > > >> # [0]PETSC ERROR: --------------------- Error Message
> > > > >>> > > > > >>
> > --------------------------------------------------------------
> > > > >>> > > > > >> # [0]PETSC ERROR: Error in external library
> > > > >>> > > > > >> # [0]PETSC ERROR: Unable to start MATLAB engine on
> > > > >>> > > > > >> # [0]PETSC ERROR: See
> > > > >>> > > > > >> https://www.mcs.anl.gov/petsc/documentation/faq.html
> > for
> > > > >>> trouble
> > > > >>> > > > > >> shooting.
> > > > >>> > > > > >> # [0]PETSC ERROR: Petsc Release Version 3.13.4, Aug 01,
> > 2020
> > > > >>> > > > > >> # [0]PETSC ERROR: ../matlab_ls_test on a linux-opt named
> > > > >>> > > MB108SMEC028 by
> > > > >>> > > > > >> vit Fri Sep  1 10:34:12 2023
> > > > >>> > > > > >> # [0]PETSC ERROR: Configure options
> > > > >>> > > > > >> --CC=/home/vit/sfw/linux/openmpi/4.1.4/bin/mpicc
> > > > >>> > > > > >> --CXX=/home/vit/sfw/linux/openmpi/4.1.4/bin/mpicxx
> > > > >>> > > > > >> --FC=/home/vit/sfw/linux/openmpi/4.1.4/bin/mpif90
> > > > >>> --COPTFLAGS=-O3
> > > > >>> > > > > >> --CXXOPTFLAGS=-O3 --FOPTFLAGS=-O3 --PETSC_ARCH=linux-opt
> > > > >>> > > --with-debugging=0
> > > > >>> > > > > >> --download-hypre=1 --with-x=0 --download-fblaslapack=1
> > > > >>> > > > > >> --with-matlab-dir=/usr/local/MATLAB/R2020b/
> > > > >>> --with-matlab-engine=1
> > > > >>> > > > > >>
> > > > >>> --with-matlab-engine-dir=/usr/local/MATLAB/R2020b/extern/engines/
> > > > >>> > > > > >> # [0]PETSC ERROR: #1 PetscMatlabEngineCreate() line 67
> > in
> > > > >>> > > > > >>
> > > > >>> /home/vit/sfw/petsc/3.13.4/src/sys/classes/matlabengine/matlab.c
> > > > >>> > > > > >> # [0]PETSC ERROR: #2 main() line 126 in
> > > > >>> > > > > >>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c
> > > > >>> > > > > >> # [0]PETSC ERROR: PETSc Option Table entries:
> > > > >>> > > > > >> # [0]PETSC ERROR: -prob_id 5
> > > > >>> > > > > >> # [0]PETSC ERROR: -tao_smonitor
> > > > >>> > > > > >> # [0]PETSC ERROR: ----------------End of Error Message
> > > > >>> -------send
> > > > >>> > > entire
> > > > >>> > > > > >> error message to petsc-maint at mcs.anl.gov----------
> > > > >>> > > > > >> #
> > > > >>> > > > > >>
> > > > >>> > >
> > > > >>>
> > --------------------------------------------------------------------------
> > > > >>> > > > > >> # MPI_ABORT was invoked on rank 0 in communicator
> > > > >>> MPI_COMM_SELF
> > > > >>> > > > > >> # with errorcode 126076.
> > > > >>> > > > > >> #
> > > > >>> > > > > >> # NOTE: invoking MPI_ABORT causes Open MPI to kill all
> > MPI
> > > > >>> > > processes.
> > > > >>> > > > > >> # You may or may not see output from other processes,
> > > > >>> depending on
> > > > >>> > > > > >> # exactly when Open MPI kills them.
> > > > >>> > > > > >> #
> > > > >>> > > > > >>
> > > > >>> > >
> > > > >>>
> > --------------------------------------------------------------------------
> > > > >>> > > > > >>  ok tao_leastsquares_tutorials_matlab-matlab_ls_test #
> > SKIP
> > > > >>> Command
> > > > >>> > > > > >> failed so no diff.
> > > > >>> > > > > >>
> > > > >>> > > > > >> The same errors occurred for petsc 3.17.5 version. I am
> > > > >>> sharing the
> > > > >>> > > > > >> config.log and make.log for both petsc 3.13.4 and petsc
> > > > >>> 3.17.5.
> > > > >>> > > Please find
> > > > >>> > > > > >> the attachment and do the needful.
> > > > >>> > > > > >>
> > > > >>> > > > > >> Thanks and regards
> > > > >>> > > > > >> Srinivas
> > > > >>> > > > > >>
> > > > >>> > > > > >> On Tue, Aug 29, 2023 at 10:56 PM Satish Balay <
> > > > >>> balay at mcs.anl.gov>
> > > > >>> > > wrote:
> > > > >>> > > > > >>
> > > > >>> > > > > >>> Well - you sent in libmesh log not petsc's
> > > > >>> configure.log/make.log
> > > > >>> > > for
> > > > >>> > > > > >>> petsc-3.17
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> Anyway - with petsc-3.13 - you have:
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> >>>>
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> Matlab:
> > > > >>> > > > > >>>   Includes: -I/usr/local/MATLAB/R2020b/extern/include
> > > > >>> > > > > >>>   /usr/local/MATLAB/R2020b
> > > > >>> > > > > >>> MatlabEngine:
> > > > >>> > > > > >>>   Library:
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > -Wl,-rpath,/usr/local/MATLAB/R2020b/sys/os/glnxa64:/usr/local/MATLAB/R2020b/bin/glnxa64:/usr/local/MATLAB/R2020b/extern/lib/glnxa64
> > > > >>> > > > > >>> -L/usr/local/MATLAB/R2020b/bin/glnxa64
> > > > >>> > > > > >>> -L/usr/local/MATLAB/R2020b/extern/lib/glnxa64 -leng
> > -lmex
> > > > >>> -lmx
> > > > >>> > > -lmat -lut
> > > > >>> > > > > >>> -licudata -licui18n -licuuc
> > > > >>> > > > > >>>   Language used to compile PETSc: C
> > > > >>> > > > > >>> <<<<<
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> With petsc-3.19 (and matlab-R2022a) - we are seeing:
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> https://gitlab.com/petsc/petsc/-/jobs/4904566768
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> >>>
> > > > >>> > > > > >>> Matlab:
> > > > >>> > > > > >>>   Includes:
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > -I/nfs/gce/software/custom/linux-ubuntu22.04-x86_64/matlab/R2022a/extern/include
> > > > >>> > > > > >>>   Libraries:
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > -Wl,-rpath,/nfs/gce/software/custom/linux-ubuntu22.04-x86_64/matlab/R2022a/bin/glnxa64
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > -L/nfs/gce/software/custom/linux-ubuntu22.04-x86_64/matlab/R2022a/bin/glnxa64
> > > > >>> > > > > >>> -leng -lmex -lmx -lmat
> > > > >>> > > > > >>>   Executable:
> > > > >>> > > > > >>>
> > > > >>> /nfs/gce/software/custom/linux-ubuntu22.04-x86_64/matlab/R2022a
> > > > >>> > > > > >>>   mex:
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /nfs/gce/software/custom/linux-ubuntu22.04-x86_64/matlab/R2022a/bin/mex
> > > > >>> > > > > >>>   matlab:
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /nfs/gce/software/custom/linux-ubuntu22.04-x86_64/matlab/R2022a/bin/matlab
> > > > >>> > > > > >>> -glnxa64
> > > > >>> > > > > >>> <<<
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> I.e "-lut -licudata -licui18n -licuuc" are not preset
> > here.
> > > > >>> This
> > > > >>> > > might
> > > > >>> > > > > >>> be a change wrt newer matlab versions.
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> You can:
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> - edit
> > > > >>> > > > > >>>
> > > > >>> /home/vit/sfw/petsc/3.13.4/linux-opt/lib/petsc/conf/petscvariables
> > > > >>> > > and
> > > > >>> > > > > >>> remove all occurrences of "-lut -licudata -licui18n
> > -licuuc"
> > > > >>> > > > > >>> - now run 'make all' in '/home/vit/sfw/petsc/3.13.4'
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> And see if the build works now.
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> Satish
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> On Tue, 29 Aug 2023, INTURU SRINIVAS 20PHD0548 via
> > > > >>> petsc-users
> > > > >>> > > wrote:
> > > > >>> > > > > >>>
> > > > >>> > > > > >>> > I am sharing the log files while building
> > petsc3.13.4 with
> > > > >>> > > matlab and
> > > > >>> > > > > >>> also
> > > > >>> > > > > >>> > the log file while building libmesh with petsc3.17.5
> > and
> > > > >>> matlab.
> > > > >>> > > > > >>> Building
> > > > >>> > > > > >>> > petsc 3.17.5 with matlab was done successfully. But
> > > > >>> libmesh is
> > > > >>> > > not
> > > > >>> > > > > >>> able to
> > > > >>> > > > > >>> > find the petsc
> > > > >>> > > > > >>> > Please find the attachments.
> > > > >>> > > > > >>> >
> > > > >>> > > > > >>> > On Tue, Aug 29, 2023 at 7:31 PM Satish Balay <
> > > > >>> balay at mcs.anl.gov>
> > > > >>> > > > > >>> wrote:
> > > > >>> > > > > >>> >
> > > > >>> > > > > >>> > > Send configure.log, make.log from both petsc-3.13
> > and
> > > > >>> 3.17 [or
> > > > >>> > > 3.19].
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>> > > [you can gzip them to make the logs friendly to
> > mailing
> > > > >>> list -
> > > > >>> > > or
> > > > >>> > > > > >>> send
> > > > >>> > > > > >>> > > them to petsc-maint]
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>> > > And does test suite work with 3.17? [or 3.19?]
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>> > > Satish
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>> > > On Tue, 29 Aug 2023, INTURU SRINIVAS 20PHD0548 via
> > > > >>> petsc-users
> > > > >>> > > wrote:
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>> > > > I am sharing the make.log file while building
> > > > >>> petsc-3.13.4
> > > > >>> > > with
> > > > >>> > > > > >>> Matlab.
> > > > >>> > > > > >>> > > > Please find the attachment and do the needful.
> > > > >>> > > > > >>> > > >
> > > > >>> > > > > >>> > > > On Tue, Aug 29, 2023 at 10:19 AM INTURU SRINIVAS
> > > > >>> 20PHD0548 <
> > > > >>> > > > > >>> > > > inturu.srinivas2020 at vitstudent.ac.in> wrote:
> > > > >>> > > > > >>> > > >
> > > > >>> > > > > >>> > > > > I tried with petsc-3.17.5. During building of
> > > > >>> libmesh, the
> > > > >>> > > error
> > > > >>> > > > > >>> shows
> > > > >>> > > > > >>> > > > > petsc was not found
> > > > >>> > > > > >>> > > > >
> > > > >>> > > > > >>> > > > > On Mon, Aug 28, 2023 at 9:43 PM Satish Balay <
> > > > >>> > > balay at mcs.anl.gov>
> > > > >>> > > > > >>> > > wrote:
> > > > >>> > > > > >>> > > > >
> > > > >>> > > > > >>> > > > >> https://ibamr.github.io/linux says petsc-3.17
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > > > >> Here you are using 3.13
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > > > >> Can you retry with petsc-3.17.5?
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > > > >> Satish
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > > > >> On Mon, 28 Aug 2023, INTURU SRINIVAS
> > 20PHD0548 via
> > > > >>> > > petsc-users
> > > > >>> > > > > >>> wrote:
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > > > >> > Hello,
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >> > I want to build PETSc with MATLAB for
> > working on
> > > > >>> the
> > > > >>> > > > > >>> simulation
> > > > >>> > > > > >>> > > using
> > > > >>> > > > > >>> > > > >> IBAMR
> > > > >>> > > > > >>> > > > >> > open software. While building the PETSc,
> > using the
> > > > >>> > > following
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >> > export PETSC_DIR=$PWD
> > > > >>> > > > > >>> > > > >> > export PETSC_ARCH=linux-debug
> > > > >>> > > > > >>> > > > >> > ./configure \
> > > > >>> > > > > >>> > > > >> >
> >  --CC=$HOME/sfw/linux/openmpi/4.1.4/bin/mpicc \
> > > > >>> > > > > >>> > > > >> >
> >  --CXX=$HOME/sfw/linux/openmpi/4.1.4/bin/mpicxx \
> > > > >>> > > > > >>> > > > >> >
> >  --FC=$HOME/sfw/linux/openmpi/4.1.4/bin/mpif90 \
> > > > >>> > > > > >>> > > > >> >   --with-debugging=1 \
> > > > >>> > > > > >>> > > > >> >   --download-hypre=1 \
> > > > >>> > > > > >>> > > > >> >   --download-fblaslapack=1 \
> > > > >>> > > > > >>> > > > >> >   --with-x=0 \
> > > > >>> > > > > >>> > > > >> >
> >  --with-matlab-dir=/usr/local/MATLAB/R2020b/
> > > > >>> > > > > >>> > > > >> >   --with-matlab-engine=1
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>>
> > > > >>> --with-matlab-engine-dir=/usr/local/MATLAB/R2020b/extern/engines/
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >> > make -j4
> > > > >>> > > > > >>> > > > >> > make -j4 test
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >> > I got the following error
> > > > >>> > > > > >>> > > > >> > CLINKER
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>>
> > > > >>> linux-debug/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > linux-debug/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test.o: in
> > > > >>> > > > > >>> > > > >> > function `EvaluateResidual':
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:32:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEnginePut'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:33:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineEvaluate'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:35:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineGet'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > linux-debug/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test.o: in
> > > > >>> > > > > >>> > > > >> > function `EvaluateJacobian':
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:46:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEnginePut'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:47:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineEvaluate'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:49:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineGet'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > linux-debug/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test.o: in
> > > > >>> > > > > >>> > > > >> > function `TaoPounders':
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:75:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineGet'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > linux-debug/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test.o: in
> > > > >>> > > > > >>> > > > >> > function `main':
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:126:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineCreate'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:127:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineEvaluate'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:139:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineEvaluate'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:140:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineGetArray'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:142:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineGetArray'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:144:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineGetArray'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:146:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineGetArray'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:148:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineGetArray'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:154:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineEvaluate'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:157:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineEvaluate'
> > > > >>> > > > > >>> > > > >> > /usr/bin/ld:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>>
> > > > >>> > >
> > > > >>>
> > /home/vit/sfw/petsc/3.13.4/src/tao/leastsquares/tutorials/matlab/matlab_ls_test.c:158:
> > > > >>> > > > > >>> > > > >> > undefined reference to
> > `PetscMatlabEngineDestroy'
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >> > collect2: error: ld returned 1 exit status
> > > > >>> > > > > >>> > > > >> > make: *** [gmakefile.test:185:
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>>
> > > > >>> linux-debug/tests/tao/leastsquares/tutorials/matlab/matlab_ls_test]
> > > > >>> > > > > >>> > > > >> Error 1
> > > > >>> > > > > >>> > > > >> > make: *** Waiting for unfinished jobs....
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >> > Please help me to solve this issue
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >> > Thank you
> > > > >>> > > > > >>> > > > >> > Srinivas
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >> >
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > > > >>
> > > > >>> > > > > >>> > > >
> > > > >>> > > > > >>> > > >
> > > > >>> > > > > >>> > >
> > > > >>> > > > > >>> >
> > > > >>> > > > > >>> >
> > > > >>> > > > > >>>
> > > > >>> > > > > >>
> > > > >>> > > > > >>
> > > > >>> > > > > >> *Disclaimer:This message was sent from Vellore
> > Institute of
> > > > >>> > > Technology.
> > > > >>> > > > > >> The contents of this email may contain legally protected
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> > Technology”.
> > > > >>> If
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> > > > >>> > > > > >> please promptly notify the sender by reply email and
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> > > > >>> > > > > >> email and any backup copies without reading them.*
> > > > >>> > > > > >>
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> > > > >>> > > > >
> > > > >>> > > >
> > > > >>> > >
> > > > >>> >
> > > > >>> >
> > > > >>>
> > > > >>
> > > > >>
> > > > >> *Disclaimer:This message was sent from Vellore Institute of
> > Technology.
> > > > >> The contents of this email may contain legally protected
> > confidential or
> > > > >> privileged information of “Vellore Institute of Technology”.  If
> > you are
> > > > >> not the intended recipient, you should not disseminate, distribute
> > or copy
> > > > >> this e-mail. Please notify the sender immediately and destroy all
> > copies of
> > > > >> this message and any attachments. If you have received this email
> > in error,
> > > > >> please promptly notify the sender by reply email and delete the
> > original
> > > > >> email and any backup copies without reading them.*
> > > > >>
> > > > >
> > > > >
> > > > > --
> > > > > --Amneet
> > > > >
> > > > >
> > > > >
> > > > >
> > > >
> > > >
> >
> 
> 


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