On Tue, Oct 21, 2014 at 07:02:08PM +0200, Sebastian Rettenberger wrote: > I was digging around a little bit to get the default behavior of > HDF5 when using MPI IO. > > I tried with and without setting H5Pset_fill_time(h5p, > H5D_FILL_TIME_NEVER) for chunked and continuous variables. > > There is no difference in the called MPI functions and the datasets > contain zeros in both cases (according to h5dump). > > Does H5Pset_fill_time make a difference when MPI IO is used?
By default the fill value is zero (see http://www.hdfgroup.org/HDF5/doc/RM/RM_H5P.html#Property-SetFillValue) so you may want to set it to another value to test this feature. HTH, Pierre _______________________________________________ Hdf-forum is for HDF software users discussion. [email protected] http://mail.lists.hdfgroup.org/mailman/listinfo/hdf-forum_lists.hdfgroup.org Twitter: https://twitter.com/hdf5
