On Wed, Feb 12, 2014 at 10:39 AM, Dennis Heimbigner <dmh@xxxxxxxxxxxxxxxx>wrote:
> Two questions:
> 1. what ./configure flags are you using?
>
./configure --prefix=/glade/apps/opt/netcdf-mpi/4.3.0/intel/13.1.2
--enable-dap --enable-netcdf4 --enable-shared --enable-mmap
--enable-diskless
Looking at the config.log I see:
configure:16420: checking whether parallel I/O features are to be included
configure:16422: result: yes
#define USE_PARALLEL_POSIX 1
#define USE_PARALLEL_MPIO 1
#define USE_PARALLEL 1
> 2. what version of netcdf are you using?
>
Using netcdf 4.3.0 built with hdf5 1.8.11
=Dennis Heimbigner
> Unidata
>
> Jim Edwards wrote:
>
>> I have a very simple unit test that is failing when I try to use netcdf4
>> parallel. The test creates a file, calls enddef, closes the file, then
>> trys to reopen it. Using netcdf 4.3.0 built with hdf5 1.8.11 I am
>> getting
>> an assert error when I run this test,
>> 3:testnetcdf4: nc4file.c:2858: NC4_open: Assertion `0' failed.
>> 0:testnetcdf4: nc4file.c:2858: NC4_open: Assertion `0' failed.
>> 1:testnetcdf4: nc4file.c:2858: NC4_open: Assertion `0' failed.
>> 2:testnetcdf4: nc4file.c:2858: NC4_open: Assertion `0' failed.
>>
>> The same test written in F90 instead of C passes.
>>
>> #include <netcdf.h>
>> #include <mpi.h>
>> #include <netcdf_par.h>
>>
>> int main( int *argc, char ***argv)
>> {
>> int mype, npe;
>> int fh, ierr;
>> MPI_Init(argc,argv);
>> MPI_Comm_size(MPI_COMM_WORLD, &npe);
>> MPI_Comm_rank(MPI_COMM_WORLD, &mype);
>>
>> ierr = nc_create_par("try.nc",NC_MPIIO, MPI_COMM_WORLD, MPI_INFO_NULL,
>> &fh);
>> printf("%d %d\n",__LINE__,ierr);
>> ierr = nc_enddef(fh);
>> printf("%d %d\n",__LINE__,ierr);
>> ierr = nc_close(fh);
>> printf("%d %d\n",__LINE__,ierr);
>>
>> ierr = nc_open_par("try.nc",NC_MPIIO, MPI_COMM_WORLD, MPI_INFO_NULL,
>> &fh);
>> printf("%d %d\n",__LINE__,ierr);
>> ierr = nc_close(fh);
>> printf("%d %d\n",__LINE__,ierr);
>>
>> MPI_Finalize();
>> }
>>
>>
>>
>>
>>
>>
>> ------------------------------------------------------------------------
>>
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>
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--
Jim Edwards
CESM Software Engineering Group
National Center for Atmospheric Research
Boulder, CO
303-497-1842
