Rob, Thank you for your comments! On Sep 3, 2010, at 3:55 PM, Rob Latham wrote:
> While I respect hdf5 hyperslabs I never have warmed to them, so I was > excited to see the announcement of hl_region > > > some comments: > > - what is this 'h5cc' your makefile looks for? serial i/o? bah, who > wants that? :> > yes, serial :-) > - just wanted to make sure I did not miss anything, but it looks like > you can only do structured i/o in the file, but must have a > contiguous region of memory. > yes, this is correct. > - in the low-level api I turn on collective I/O with a call to > H5Pset_fapl_mpio and H5Pset_dxpl_mpio, but there's no plist > parameter to H5LTread_region. > > I guess NPOESS has no need for parallel I/O . Well, back to the > low-level API for me, then :> > Currently, it is only sequential I/O. Based on your email, it looks like there is a need for a better interface to handle hyperslabs in HDF5 (in both sequential and parallel modes). All, Please share with us your use cases and desired interfaces. Elena > ==rob > > -- > Rob Latham > Mathematics and Computer Science Division > Argonne National Lab, IL USA > > _______________________________________________ > Hdf-forum is for HDF software users discussion. > [email protected] > http://mail.hdfgroup.org/mailman/listinfo/hdf-forum_hdfgroup.org _______________________________________________ Hdf-forum is for HDF software users discussion. [email protected] http://mail.hdfgroup.org/mailman/listinfo/hdf-forum_hdfgroup.org
