[petsc-users] Problem running geoclaw example with petsc 3.22

Barry Smith bsmith at petsc.dev
Wed Oct 30 11:03:12 CDT 2024 

   Please put 

-mpi_linear_solver_server_use_shared_memory false

into the petscMPIOptions file and see if that changes anything.

 Barry


> On Oct 30, 2024, at 9:05 AM, Praveen C <cpraveen at gmail.com> wrote:
> 
> I have attached some files for this
> 
> cd bouss
> . setenv.sh  # some settings in this file may need to be changed
> 
> cd radial_flat/1d_radial
> make .output
> cd ..
> make .output
> 
> Thanks
> praveen
> 
> <petscMPIoptions>
> <setenv.sh>
> 
>> On 30 Oct 2024, at 6:28 PM, Barry Smith <bsmith at petsc.dev> wrote:
>> 
>> 
>>    Please send me exact instructions on how you are running the geoclaw example, when I run 
>> 
>> geoclaw/examples/bouss/radial_flat
>> 
>> 
>> it only runs with one level, but never errors, I changed setrun.py to amrdata.amr_levels_max = 5 but it made no difference.
>> 
>>   Thanks
>> 
>>    Barry
>> 
>> 
>> 
>>> On Oct 24, 2024, at 12:17 PM, Praveen C <cpraveen at gmail.com> wrote:
>>> 
>>> Hello Barry
>>> 
>>> I use this script to install clawpack and required dependencies
>>> 
>>> https://urldefense.us/v3/__https://github.com/cpraveen/cfdlab/blob/master/bin/clawpack.sh__;!!G_uCfscf7eWS!Yu4Xq_TulaXyaW5-F8HQsKBbyqOIu4yt2cGboLDLOsJd6JDUdZg7ZDD6qBhQ61zQH71h_nhuxTPKGswlUpmus7o$ 
>>> 
>>> See lines 125-132
>>> 
>>> You can use it like this
>>> 
>>> export CLAW=/path/to/where/you/want/clawpack
>>> bash clawpack.sh v5.11.0
>>> 
>>> This will git pull clawpack and creates a conda env called “claw” and installs inside that.
>>> 
>>> I have not specified petsc version in this script, but latest miniforge should install petsc at 3.22
>>> 
>>> Thank you
>>> praveen
>>> 
>>>> On 24 Oct 2024, at 9:37 PM, Barry Smith <bsmith at petsc.dev> wrote:
>>>> 
>>>> 
>>>>     Good, some helpful information with the runs you made.
>>>> 
>>>>    In the crash below it made more progress it was able to allocate multiple regions of shared memory and access them. I don't know why it would crash later.
>>>> 
>>>>    Can you tell me all the steps with miniforge (which seems to be related to the failure) you use? I've never used miniforge. 
>>>> 
>>>>    If I can get to an environment that reproduces the problem I can debug it and fix it.
>>>> 
>>>>    Barry
>>>> 
>>>> 
>>>>> On Oct 24, 2024, at 11:49 AM, Praveen C <cpraveen at gmail.com> wrote:
>>>>> 
>>>>> I get this
>>>>> 
>>>>> $ mpiexec -n 3 ./ex89f  -n 20 -mpi_linear_solver_server -mpi_linear_solver_server -mpi_linear_solver_server_ksp_view -ksp_monitor -ksp_converged_reason -ksp_view  -mpi_linear_solver_server_minimum_count_per_rank 5
>>>>> [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 https://urldefense.us/v3/__https://petsc.org/release/faq/*valgrind__;Iw!!G_uCfscf7eWS!Yu4Xq_TulaXyaW5-F8HQsKBbyqOIu4yt2cGboLDLOsJd6JDUdZg7ZDD6qBhQ61zQH71h_nhuxTPKGswlQZYihyk$  and https://urldefense.us/v3/__https://petsc.org/release/faq/__;!!G_uCfscf7eWS!Yu4Xq_TulaXyaW5-F8HQsKBbyqOIu4yt2cGboLDLOsJd6JDUdZg7ZDD6qBhQ61zQH71h_nhuxTPKGswlf-KHakI$ 
>>>>> [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: Run with -malloc_debug to check if memory corruption is causing the crash.
>>>>> --------------------------------------------------------------------------
>>>>> MPI_ABORT was invoked on rank 0 in communicator MPI_COMM_SELF
>>>>>   Proc: [[47380,1],0]
>>>>>   Errorcode: 59
>>>>> 
>>>>> 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.
>>>>> --------------------------------------------------------------------------
>>>>> --------------------------------------------------------------------------
>>>>> prterun has exited due to process rank 0 with PID 0 on node MacMiniHome calling
>>>>> "abort". This may have caused other processes in the application to be
>>>>> terminated by signals sent by prterun (as reported here).
>>>>> —————————————————————————————————————
>>>>> 
>>>>> and I have this after the code exits
>>>>> 
>>>>> $ ipcs -m
>>>>> IPC status from <running system> as of Thu Oct 24 21:17:39 IST 2024
>>>>> T     ID     KEY        MODE       OWNER    GROUP
>>>>> Shared Memory:
>>>>> m 1572864 0x0000000b --rw-rw-rw-  praveen    staff
>>>>> m 524289 0x0000000c --rw-rw-rw-  praveen    staff
>>>>> m 655362 0x0000000d --rw-rw-rw-  praveen    staff
>>>>> m 262147 0x0000000e --rw-rw-rw-  praveen    staff
>>>>> m 262148 0x0000000f --rw-rw-rw-  praveen    staff
>>>>> m 393221 0x0000000a --rw-rw-rw-  praveen    staff
>>>>> 
>>>>> This is with petsc installed with miniforge, which I also use with clawpack. With spack installed petsc, I can run the ex89f example.
>>>>> 
>>>>> Thanks
>>>>> praveen
>>>>> 
>>>>>> On 24 Oct 2024, at 7:55 PM, Barry Smith <bsmith at petsc.dev> wrote:
>>>>>> 
>>>>>> 
>>>>>>    Ok, super strange, I've run many times on my Mac
>>>>>> 
>>>>>>    Can you please try to remove that allocated memory with ipcrm and then
>>>>>> 
>>>>>>    cd $PETSC_DIR/src/ksp/ksp/tutorials
>>>>>>    make ex89f
>>>>>>    mpiexec -n 3 ./ex89f  -n 20 -mpi_linear_solver_server -mpi_linear_solver_server -mpi_linear_solver_server_ksp_view -ksp_monitor -ksp_converged_reason -ksp_view  -mpi_linear_solver_server_minimum_count_per_rank 5 
>>>>>> 
>>>>>>   This does the same thing as the GeoClaw code but is much simpler.
>>>>>> 
>>>>>>    Barry
>>>>>> 
>>>>>> 
>>>>>>    
>>>>>> 
>>>>>>> On Oct 23, 2024, at 10:55 PM, Praveen C <cpraveen at gmail.com> wrote:
>>>>>>> 
>>>>>>> I get very similar error on my mac with
>>>>>>> 
>>>>>>> $ gfortran -v
>>>>>>> Using built-in specs.
>>>>>>> COLLECT_GCC=gfortran
>>>>>>> COLLECT_LTO_WRAPPER=/opt/homebrew/Caskroom/miniforge/base/envs/claw/libexec/gcc/arm64-apple-darwin20.0.0/13.2.0/lto-wrapper
>>>>>>> Target: arm64-apple-darwin20.0.0
>>>>>>> Configured with: ../configure --prefix=/opt/homebrew/Caskroom/miniforge/base/envs/claw --build=x86_64-apple-darwin13.4.0 --host=arm64-apple-darwin20.0.0 --target=arm64-apple-darwin20.0.0 --with-libiconv-prefix=/opt/homebrew/Caskroom/miniforge/base/envs/claw --enable-languages=fortran --disable-multilib --enable-checking=release --disable-bootstrap --disable-libssp --with-gmp=/opt/homebrew/Caskroom/miniforge/base/envs/claw --with-mpfr=/opt/homebrew/Caskroom/miniforge/base/envs/claw --with-mpc=/opt/homebrew/Caskroom/miniforge/base/envs/claw --with-isl=/opt/homebrew/Caskroom/miniforge/base/envs/claw --enable-darwin-at-rpath
>>>>>>> Thread model: posix
>>>>>>> Supported LTO compression algorithms: zlib
>>>>>>> gcc version 13.2.0 (GCC) 
>>>>>>> 
>>>>>>> Before starting
>>>>>>> 
>>>>>>> $ ipcs -m
>>>>>>> IPC status from <running system> as of Thu Oct 24 08:02:11 IST 2024
>>>>>>> T     ID     KEY        MODE       OWNER    GROUP
>>>>>>> Shared Memory:
>>>>>>> 
>>>>>>> and when I run the code
>>>>>>> 
>>>>>>>  Using a PETSc solver
>>>>>>>  Using Bouss equations from the start
>>>>>>>  rnode allocated...
>>>>>>>  node allocated...
>>>>>>>  listOfGrids allocated...
>>>>>>>  Storage allocated...
>>>>>>>  bndList allocated...
>>>>>>> Gridding level   1 at t =  0.000000E+00:     4 grids with       10000 cells
>>>>>>>    Setting initial dt to    2.9999999999999999E-002
>>>>>>>   max threads set to            1
>>>>>>>   
>>>>>>>  Done reading data, starting computation ...  
>>>>>>>   
>>>>>>>  Total zeta at initial time:    39269.907650665169     
>>>>>>> GEOCLAW: Frame    0 output files done at time t =  0.000000D+00
>>>>>>> 
>>>>>>> [0]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>>>>>> [0]PETSC ERROR: Petsc has generated inconsistent data
>>>>>>> [0]PETSC ERROR: Unable to locate PCMPI allocated shared address 0x130698000
>>>>>>> [0]PETSC ERROR: WARNING! There are unused option(s) set! Could be the program crashed before usage or a spelling mistake, etc!
>>>>>>> [0]PETSC ERROR:   Option left: name:-ksp_type value: preonly source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_ksp_max_it value: 200 source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_ksp_reuse_preconditioner (no value) source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_ksp_rtol value: 1.e-9 source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_ksp_type value: gmres source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_linear_solver_server_view (no value) source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_pc_gamg_sym_graph value: true source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_pc_gamg_symmetrize_graph value: true source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_pc_type value: gamg source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-pc_mpi_minimum_count_per_rank value: 5000 source: file
>>>>>>> [0]PETSC ERROR:   Option left: name:-pc_type value: mpi source: file
>>>>>>> [0]PETSC ERROR: See https://urldefense.us/v3/__https://petsc.org/release/faq/__;!!G_uCfscf7eWS!Yu4Xq_TulaXyaW5-F8HQsKBbyqOIu4yt2cGboLDLOsJd6JDUdZg7ZDD6qBhQ61zQH71h_nhuxTPKGswlf-KHakI$  for trouble shooting.
>>>>>>> [0]PETSC ERROR: Petsc Release Version 3.22.0, Sep 28, 2024 
>>>>>>> [0]PETSC ERROR: /Users/praveen/work/bouss/radial_flat/xgeoclaw with 6 MPI process(es) and PETSC_ARCH  on MacMiniHome.local by praveen Thu Oct 24 08:04:27 2024
>>>>>>> [0]PETSC ERROR: Configure options: AR=arm64-apple-darwin20.0.0-ar CC=mpicc CXX=mpicxx FC=mpifort CFLAGS="-ftree-vectorize -fPIC -fstack-protector-strong -O2 -pipe -isystem /opt/homebrew/Caskroom/miniforge/base/envs/claw/include  " CPPFLAGS="-D_FORTIFY_SOURCE=2 -isystem /opt/homebrew/Caskroom/miniforge/base/envs/claw/include -mmacosx-version-min=11.0 -mmacosx-version-min=11.0" CXXFLAGS="-ftree-vectorize -fPIC -fstack-protector-strong -O2 -pipe -stdlib=libc++ -fvisibility-inlines-hidden -fmessage-length=0 -isystem /opt/homebrew/Caskroom/miniforge/base/envs/claw/include  " FFLAGS="-march=armv8.3-a -ftree-vectorize -fPIC -fno-stack-protector -O2 -pipe -isystem /opt/homebrew/Caskroom/miniforge/base/envs/claw/include  " LDFLAGS="-Wl,-headerpad_max_install_names -Wl,-dead_strip_dylibs -Wl,-rpath,/opt/homebrew/Caskroom/miniforge/base/envs/claw/lib -L/opt/homebrew/Caskroom/miniforge/base/envs/claw/lib" LIBS="-Wl,-rpath,/opt/homebrew/Caskroom/miniforge/base/envs/claw/lib -lmpi_mpifh -lgfortran" --COPTFLAGS=-O3 --CXXOPTFLAGS=-O3 --FOPTFLAGS=-O3 --with-clib-autodetect=0 --with-cxxlib-autodetect=0 --with-fortranlib-autodetect=0 --with-debugging=0 --with-blas-lib=libblas.dylib --with-lapack-lib=liblapack.dylib --with-yaml=1 --with-hdf5=1 --with-fftw=1 --with-hwloc=0 --with-hypre=1 --with-metis=1 --with-mpi=1 --with-mumps=1 --with-parmetis=1 --with-pthread=1 --with-ptscotch=1 --with-shared-libraries --with-ssl=0 --with-scalapack=1 --with-superlu=1 --with-superlu_dist=1 --with-superlu_dist-include=/opt/homebrew/Caskroom/miniforge/base/envs/claw/include/superlu-dist --with-superlu_dist-lib=-lsuperlu_dist --with-suitesparse=1 --with-suitesparse-dir=/opt/homebrew/Caskroom/miniforge/base/envs/claw --with-x=0 --with-scalar-type=real   --with-cuda=0 --with-batch --prefix=/opt/homebrew/Caskroom/miniforge/base/envs/claw
>>>>>>> [0]PETSC ERROR: #1 PetscShmgetMapAddresses() at /Users/runner/miniforge3/conda-bld/petsc_1728030427805/work/src/sys/utils/server.c:114
>>>>>>> [0]PETSC ERROR: #2 PCMPISetMat() at /Users/runner/miniforge3/conda-bld/petsc_1728030427805/work/src/ksp/pc/impls/mpi/pcmpi.c:269
>>>>>>> [0]PETSC ERROR: #3 PCSetUp_MPI() at /Users/runner/miniforge3/conda-bld/petsc_1728030427805/work/src/ksp/pc/impls/mpi/pcmpi.c:853
>>>>>>> [0]PETSC ERROR: #4 PCSetUp() at /Users/runner/miniforge3/conda-bld/petsc_1728030427805/work/src/ksp/pc/interface/precon.c:1071
>>>>>>> [0]PETSC ERROR: #5 KSPSetUp() at /Users/runner/miniforge3/conda-bld/petsc_1728030427805/work/src/ksp/ksp/interface/itfunc.c:415
>>>>>>> [0]PETSC ERROR: #6 KSPSolve_Private() at /Users/runner/miniforge3/conda-bld/petsc_1728030427805/work/src/ksp/ksp/interface/itfunc.c:826
>>>>>>> [0]PETSC ERROR: #7 KSPSolve() at /Users/runner/miniforge3/conda-bld/petsc_1728030427805/work/src/ksp/ksp/interface/itfunc.c:1075
>>>>>>> 
>>>>>>> Code does not progress and I kill it
>>>>>>> 
>>>>>>> ^CTraceback (most recent call last):
>>>>>>>   File "/Users/praveen/Applications/clawpack/clawutil/src/python/clawutil/runclaw.py", line 341, in <module>
>>>>>>>     runclaw(*args)
>>>>>>>   File "/Users/praveen/Applications/clawpack/clawutil/src/python/clawutil/runclaw.py", line 242, in runclaw
>>>>>>>     proc = subprocess.check_call(cmd_split,
>>>>>>>            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>>>>>>>   File "/opt/homebrew/Caskroom/miniforge/base/envs/claw/lib/python3.12/subprocess.py", line 408, in check_call
>>>>>>>     retcode = call(*popenargs, **kwargs)
>>>>>>>               ^^^^^^^^^^^^^^^^^^^^^^^^^^
>>>>>>>   File "/opt/homebrew/Caskroom/miniforge/base/envs/claw/lib/python3.12/subprocess.py", line 391, in call
>>>>>>>     return p.wait(timeout=timeout)
>>>>>>>            ^^^^^^^^^^^^^^^^^^^^^^^
>>>>>>>   File "/opt/homebrew/Caskroom/miniforge/base/envs/claw/lib/python3.12/subprocess.py", line 1264, in wait
>>>>>>>     return self._wait(timeout=timeout)
>>>>>>>            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
>>>>>>>   File "/opt/homebrew/Caskroom/miniforge/base/envs/claw/lib/python3.12/subprocess.py", line 2053, in _wait
>>>>>>>     (pid, sts) = self._try_wait(0)
>>>>>>>                  ^^^^^^^^^^^^^^^^^
>>>>>>>   File "/opt/homebrew/Caskroom/miniforge/base/envs/claw/lib/python3.12/subprocess.py", line 2011, in _try_wait
>>>>>>>     (pid, sts) = os.waitpid(self.pid, wait_flags)
>>>>>>>                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>>>>>>> KeyboardInterrupt
>>>>>>> make[1]: *** [output] Interrupt: 2
>>>>>>> make: *** [.output] Interrupt: 2
>>>>>>> 
>>>>>>> Now it says
>>>>>>> 
>>>>>>> $ ipcs -m        
>>>>>>> IPC status from <running system> as of Thu Oct 24 08:05:06 IST 2024
>>>>>>> T     ID     KEY        MODE       OWNER    GROUP
>>>>>>> Shared Memory:
>>>>>>> m 720896 0x0000000a --rw-rw-rw-  praveen    staff
>>>>>>> 
>>>>>>> Thanks
>>>>>>> praveen
>>>>>>> 
>>>>>>>> On 23 Oct 2024, at 8:26 PM, Barry Smith <bsmith at petsc.dev> wrote:
>>>>>>>> 
>>>>>>>> 
>>>>>>>>    Hmm,  so it is creating the first shared memory region with ID of 10 (A in hex) puts it in a linked list in PETSc but then when it tries to find it in the linked list it cannot find it.
>>>>>>>> 
>>>>>>>>    I don't know how to reproduce this or debug it remotely.
>>>>>>>> 
>>>>>>>>     Can you build on a completely different machine or with completely different compilers?
>>>>>>>> 
>>>>>>>>    Barry
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>>> On Oct 23, 2024, at 10:31 AM, Praveen C <cpraveen at gmail.com> wrote:
>>>>>>>>> 
>>>>>>>>> I get same error and now it shows
>>>>>>>>> 
>>>>>>>>> $ ipcs -m
>>>>>>>>> 
>>>>>>>>> ------ Shared Memory Segments --------
>>>>>>>>> key        shmid      owner      perms      bytes      nattch     status      
>>>>>>>>> 0x0000000a 32788      praveen    666        240        6 
>>>>>>>>> 
>>>>>>>>> Note that the code seems to be still running after printing those error message, but it is not printing any progress which it should do.
>>>>>>>>> 
>>>>>>>>> Thanks
>>>>>>>>> praveen
>>>>>>>>> 
>>>>>>>>>> On 23 Oct 2024, at 7:56 PM, Barry Smith <bsmith at petsc.dev> wrote:
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>>    Try 
>>>>>>>>>> 
>>>>>>>>>> ipcrm -m 11
>>>>>>>>>> 
>>>>>>>>>> ipcs -m
>>>>>>>>>> 
>>>>>>>>>> Try running the program again
>>>>>>>>>> 
>>>>>>>>>> If failed check 
>>>>>>>>>> 
>>>>>>>>>> ipcs -m
>>>>>>>>>> 
>>>>>>>>>> again
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>>> On Oct 23, 2024, at 10:20 AM, Praveen C <cpraveen at gmail.com> wrote:
>>>>>>>>>>> 
>>>>>>>>>>> Hello Barry
>>>>>>>>>>> 
>>>>>>>>>>> I see this
>>>>>>>>>>> 
>>>>>>>>>>> $ ipcs -m
>>>>>>>>>>> 
>>>>>>>>>>> ------ Shared Memory Segments --------
>>>>>>>>>>> key        shmid      owner      perms      bytes      nattch     status      
>>>>>>>>>>> 0x0000000a 11         praveen    666        240        6  
>>>>>>>>>>> 
>>>>>>>>>>> and I am observing same error as below.
>>>>>>>>>>> 
>>>>>>>>>>> Thanks
>>>>>>>>>>> praveen
>>>>>>>>>>> 
>>>>>>>>>>>> On 23 Oct 2024, at 7:08 PM, Barry Smith <bsmith at petsc.dev> wrote:
>>>>>>>>>>>> 
>>>>>>>>>>>> 
>>>>>>>>>>>>   Please take a look at the notes in https://urldefense.us/v3/__https://petsc.org/release/manualpages/Sys/PetscShmgetAllocateArray/__;!!G_uCfscf7eWS!Yu4Xq_TulaXyaW5-F8HQsKBbyqOIu4yt2cGboLDLOsJd6JDUdZg7ZDD6qBhQ61zQH71h_nhuxTPKGswlOQeAPuk$   For some reason your program is not able to access/use the Unix shared memory; check if you are already using the shared memory (so it is not available for a new run) or the limits are too low to access enough memory.
>>>>>>>>>>>> 
>>>>>>>>>>>>    Barry
>>>>>>>>>>>> 
>>>>>>>>>>>>> On Oct 23, 2024, at 8:23 AM, Praveen C <cpraveen at gmail.com> wrote:
>>>>>>>>>>>>> 
>>>>>>>>>>>>> Dear all
>>>>>>>>>>>>> 
>>>>>>>>>>>>> I am not able to run the boussinesq example from geoclaw using petsc at 3.22.0
>>>>>>>>>>>>> 
>>>>>>>>>>>>> https://urldefense.us/v3/__https://github.com/clawpack/geoclaw/tree/3303883f46572c58130d161986b8a87a57ca7816/examples/bouss__;!!G_uCfscf7eWS!e3VQ4NHKmXGstRsQW5vtI7fmKfUT9zmJkMJcPbcvPyIjicyfJpNoMgx3wZ-qyGcKNSjIkNZkzilec8MnHN6PMw$ 
>>>>>>>>>>>>> 
>>>>>>>>>>>>> It runs with petsc at 3.21.6
>>>>>>>>>>>>> 
>>>>>>>>>>>>> The error I get is given below. After printing this, the code does not progress.
>>>>>>>>>>>>> 
>>>>>>>>>>>>> I use the following petsc options
>>>>>>>>>>>>> 
>>>>>>>>>>>>> # set min numbers of matrix rows per MPI rank  (default is 10000)
>>>>>>>>>>>>> -mpi_linear_solve_minimum_count_per_rank 5000
>>>>>>>>>>>>> 
>>>>>>>>>>>>> 
>>>>>>>>>>>>> # Krylov linear solver:
>>>>>>>>>>>>> -mpi_linear_solver_server
>>>>>>>>>>>>> -mpi_linear_solver_server_view
>>>>>>>>>>>>> -ksp_type gmres
>>>>>>>>>>>>> -ksp_max_it 200
>>>>>>>>>>>>> -ksp_reuse_preconditioner
>>>>>>>>>>>>> -ksp_rtol 1.e-9
>>>>>>>>>>>>> 
>>>>>>>>>>>>> # preconditioner:
>>>>>>>>>>>>> -pc_type gamg
>>>>>>>>>>>>> 
>>>>>>>>>>>>> I installed petsc and other dependencies for clawpack using miniforge.
>>>>>>>>>>>>> 
>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>> pc
>>>>>>>>>>>>> 
>>>>>>>>>>>>> ==> Use Bouss. in water deeper than    1.0000000000000000       Using a PETSc solver
>>>>>>>>>>>>> Using Bouss equations from the start
>>>>>>>>>>>>> rnode allocated...
>>>>>>>>>>>>> node allocated...
>>>>>>>>>>>>> listOfGrids allocated...
>>>>>>>>>>>>> Storage allocated...
>>>>>>>>>>>>> bndList allocated...
>>>>>>>>>>>>> Gridding level   1 at t =  0.000000E+00:     4 grids with       10000 cells
>>>>>>>>>>>>>  Setting initial dt to    2.9999999999999999E-002
>>>>>>>>>>>>> max threads set to            6
>>>>>>>>>>>>>   Done reading data, starting computation ...       Total zeta at initial time:    39269.907650665169      GEOCLAW: Frame    0 output files done at time t =  0.000000D+00
>>>>>>>>>>>>> 
>>>>>>>>>>>>> [0]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
>>>>>>>>>>>>> [0]PETSC ERROR: Petsc has generated inconsistent data
>>>>>>>>>>>>> [0]PETSC ERROR: Unable to locate PCMPI allocated shared address 0x55e6d750ae20
>>>>>>>>>>>>> [0]PETSC ERROR: WARNING! There are unused option(s) set! Could be the program crashed before usage or a spelling mistake, etc!
>>>>>>>>>>>>> [0]PETSC ERROR:   Option left: name:-ksp_max_it value: 200 source: file
>>>>>>>>>>>>> [0]PETSC ERROR:   Option left: name:-ksp_reuse_preconditioner (no value) source: file
>>>>>>>>>>>>> [0]PETSC ERROR:   Option left: name:-ksp_rtol value: 1.e-9 source: file
>>>>>>>>>>>>> [0]PETSC ERROR:   Option left: name:-ksp_type value: gmres source: file
>>>>>>>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_linear_solve_minimum_count_per_rank value: 5000 source: file
>>>>>>>>>>>>> [0]PETSC ERROR:   Option left: name:-mpi_linear_solver_server_view (no value) source: file
>>>>>>>>>>>>> [0]PETSC ERROR:   Option left: name:-pc_type value: gamg source: file
>>>>>>>>>>>>> [0]PETSC ERROR: See https://urldefense.us/v3/__https://petsc.org/release/faq/__;!!G_uCfscf7eWS!e3VQ4NHKmXGstRsQW5vtI7fmKfUT9zmJkMJcPbcvPyIjicyfJpNoMgx3wZ-qyGcKNSjIkNZkzilec8MvNjNo7A$  for trouble shooting.
>>>>>>>>>>>>> [0]PETSC ERROR: Petsc Release Version 3.22.0, Sep 28, 2024  [0]PETSC ERROR: /home/praveen/bouss/radial_flat/xgeoclaw with 6 MPI process(es) and PETSC_ARCH  on euler by praveen Thu Oct 17 21:49:54 2024
>>>>>>>>>>>>> [0]PETSC ERROR: Configure options: AR=${PREFIX}/bin/x86_64-conda-linux-gnu-ar CC=mpicc CXX=mpicxx FC=mpifort CFLAGS="-march=nocona -mtune=haswell -ftree-vectorize -fPIC -fstack-protector-strong -fno-plt -O2 -ffunction-sections -pipe -isystem /opt/miniforge/envs/claw/include  " CPPFLAGS="-DNDEBUG -D_FORTIFY_SOURCE=2 -O2 -isystem /opt/miniforge/envs/claw/include" CXXFLAGS="-fvisibility-inlines-hidden -fmessage-length=0 -march=nocona -mtune=haswell -ftree-vectorize -fPIC -fstack-protector-strong -fno-plt -O2 -ffunction-sections -pipe -isystem /opt/miniforge/envs/claw/include  " FFLAGS="-march=nocona -mtune=haswell -ftree-vectorize -fPIC -fstack-protector-strong -fno-plt -O2 -ffunction-sections -pipe -isystem /opt/miniforge/envs/claw/include   -Wl,--no-as-needed" LDFLAGS="-pthread -fopenmp -Wl,-O2 -Wl,--sort-common -Wl,--as-needed -Wl,-z,relro -Wl,-z,now -Wl,--disable-new-dtags -Wl,--gc-sections -Wl,--allow-shlib-undefined -Wl,-rpath,/opt/miniforge/envs/claw/lib -Wl,-rpath-link,/opt/miniforge/envs/claw/lib -L/opt/miniforge/envs/claw/lib -Wl,-rpath-link,/opt/miniforge/envs/claw/lib" LIBS="-Wl,-rpath,/opt/miniforge/envs/claw/lib -lmpi_mpifh -lgfortran" --COPTFLAGS=-O3 --CXXOPTFLAGS=-O3 --FOPTFLAGS=-O3 --with-clib-autodetect=0 --with-cxxlib-autodetect=0 --with-fortranlib-autodetect=0 --with-debugging=0 --with-blas-lib=libblas.so --with-lapack-lib=liblapack.so --with-yaml=1 --with-hdf5=1 --with-fftw=1 --with-hwloc=0 --with-hypre=1 --with-metis=1 --with-mpi=1 --with-mumps=1 --with-parmetis=1 --with-pthread=1 --with-ptscotch=1 --with-shared-libraries --with-ssl=0 --with-scalapack=1 --with-superlu=1 --with-superlu_dist=1 --with-superlu_dist-include=/opt/miniforge/envs/claw/include/superlu-dist --with-superlu_dist-lib=-lsuperlu_dist --with-suitesparse=1 --with-suitesparse-dir=/opt/miniforge/envs/claw --with-x=0 --with-scalar-type=real   --with-cuda=0 --prefix=/opt/miniforge/envs/claw
>>>>>>>>>>>>> [0]PETSC ERROR: #1 PetscShmgetMapAddresses() at /home/conda/feedstock_root/build_artifacts/petsc_1728030599661/work/src/sys/utils/server.c:114
>>>>>>>>>>>>> [0]PETSC ERROR: #2 PCMPISetMat() at /home/conda/feedstock_root/build_artifacts/petsc_1728030599661/work/src/ksp/pc/impls/mpi/pcmpi.c:269
>>>>>>>>>>>>> [0]PETSC ERROR: #3 PCSetUp_MPI() at /home/conda/feedstock_root/build_artifacts/petsc_1728030599661/work/src/ksp/pc/impls/mpi/pcmpi.c:853
>>>>>>>>>>>>> [0]PETSC ERROR: #4 PCSetUp() at /home/conda/feedstock_root/build_artifacts/petsc_1728030599661/work/src/ksp/pc/interface/precon.c:1071
>>>>>>>>>>>>> [0]PETSC ERROR: #5 KSPSetUp() at /home/conda/feedstock_root/build_artifacts/petsc_1728030599661/work/src/ksp/ksp/interface/itfunc.c:415
>>>>>>>>>>>>> [0]PETSC ERROR: #6 KSPSolve_Private() at /home/conda/feedstock_root/build_artifacts/petsc_1728030599661/work/src/ksp/ksp/interface/itfunc.c:826
>>>>>>>>>>>>> [0]PETSC ERROR: #7 KSPSolve() at /home/conda/feedstock_root/build_artifacts/petsc_1728030599661/work/src/ksp/ksp/interface/itfunc.c:1075
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