[petsc-users] Data saving / viewer
Matthew Knepley
knepley at gmail.com
Tue Jun 12 13:27:59 CDT 2012
On Wed, Jun 13, 2012 at 1:35 AM, Gaetano Esposito <gle6b at virginia.edu>wrote:
> Thanks, I was aware of such functions. I think I may have found where
> my confusion is. If I have a regular Vec, HDF5 SetTimestep and
> IncrementTimestep work as expected.
> Instead the following does not work for me:
>
Is this with the newest release?
Matt
> [...]
> DMCreateGlobalVector(da, &solution);
> [...] // fill the vector solution and restore
> HDF5Open
> HDF5SetTimestep(H5_viewer, 0);
>
> ierr = VecView(solution,H5_viewer); ERRCHKQ(ierr);
> HDF5IncrementTimestep(H5_viewer);
> ierr = VecView(solution,H5_viewer); ERRCHKQ(ierr);
> [...]
>
> I get the following external library error from HDF at the line of the
> second VecView:
>
> HDF5-DIAG: Error detected in HDF5 (1.8.6) MPI-process 0:
> #000: H5D.c line 170 in H5Dcreate2(): unable to create dataset
> major: Dataset
> minor: Unable to initialize object
> #001: H5Dint.c line 431 in H5D_create_named(): unable to create and
> link to dataset
> major: Dataset
> minor: Unable to initialize object
> #002: H5L.c line 1640 in H5L_link_object(): unable to create new
> link to object
> major: Links
> minor: Unable to initialize object
> #003: H5L.c line 1866 in H5L_create_real(): can't insert link
> major: Symbol table
> minor: Unable to insert object
> #004: H5Gtraverse.c line 929 in H5G_traverse(): internal path traversal
> failed
> major: Symbol table
> minor: Object not found
> #005: H5Gtraverse.c line 718 in H5G_traverse_real(): traversal operator
> failed
> major: Symbol table
> minor: Callback failed
> #006: H5L.c line 1675 in H5L_link_cb(): name already exists
> major: Symbol table
> minor: Object already exists
>
--
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener
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