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Binary IO error checking

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This commit is contained in:
Guido Cossu 2017-08-04 12:14:10 +01:00
parent 8bd869da37
commit 175f393f9d
1 changed files with 27 additions and 7 deletions
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34
lib/parallelIO/BinaryIO.h
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@ -413,13 +413,33 @@ class BinaryIO {
timer.Start();
if ( (control & BINARYIO_LEXICOGRAPHIC) && (nrank > 1) ) {
#ifdef USE_MPI_IO
std::cout<< GridLogMessage<< "MPI write I/O "<< file<< std::endl;
ierr=MPI_File_open(grid->communicator,(char *) file.c_str(), MPI_MODE_RDWR|MPI_MODE_CREATE,MPI_INFO_NULL, &fh); assert(ierr==0);
ierr=MPI_File_set_view(fh, disp, mpiObject, fileArray, "native", MPI_INFO_NULL); assert(ierr==0);
ierr=MPI_File_write_all(fh, &iodata[0], 1, localArray, &status); assert(ierr==0);
MPI_File_close(&fh);
MPI_Type_free(&fileArray);
MPI_Type_free(&localArray);
std::cout << GridLogMessage << "MPI write I/O " << file << std::endl;
ierr = MPI_File_open(grid->communicator, (char *)file.c_str(), MPI_MODE_RDWR | MPI_MODE_CREATE, MPI_INFO_NULL, &fh);
std::cout << GridLogMessage << "Checking for errors" << std::endl;
if (ierr != MPI_SUCCESS)
{
char error_string[BUFSIZ];
int length_of_error_string, error_class;
MPI_Error_class(ierr, &error_class);
MPI_Error_string(error_class, error_string, &length_of_error_string);
fprintf(stderr, "%3d: %s\n", myrank, error_string);
MPI_Error_string(ierr, error_string, &length_of_error_string);
fprintf(stderr, "%3d: %s\n", myrank, error_string);
MPI_Abort(MPI_COMM_WORLD, 1); //assert(ierr == 0);
}
std::cout << GridLogDebug << "MPI read I/O set view " << file << std::endl;
ierr = MPI_File_set_view(fh, disp, mpiObject, fileArray, "native", MPI_INFO_NULL);
assert(ierr == 0);
std::cout << GridLogDebug << "MPI read I/O write all " << file << std::endl;
ierr = MPI_File_write_all(fh, &iodata[0], 1, localArray, &status);
assert(ierr == 0);
MPI_File_close(&fh);
MPI_Type_free(&fileArray);
MPI_Type_free(&localArray);
#else
assert(0);
#endif