[petsc-users] VecLoad hdf5

Josh L ysjosh.lo at gmail.com
Tue Dec 4 14:06:50 CST 2018


I just found out that I missed that note in VecLoad manual page, and I am
trying it now.
Thanks.



Smith, Barry F. <bsmith at mcs.anl.gov> 於 2018年12月4日 週二 下午2:00寫道:

>
>    Hmm, this is a guess. HDF5 files read in objects based on their names.
> Are you sure that the vector you saved and the vector you later try to read
> in have the same name? You can set the name of the loaded vector with
> PetscObjectSetName((PetscObject)nv,"name") after you create it to match the
> name you used to save the vector.
>
>    Barry
>
>
> > On Dec 4, 2018, at 1:42 PM, Josh L via petsc-users <
> petsc-users at mcs.anl.gov> wrote:
> >
> > Hi,
> >
> > I have a vec.h5 that generated serially by
> >   gv is a sequential vec
> >  VecSetblockSize(gv,3)
> >  PetscViewerHDF5Open(vec,h5,write)
> >   VecView(gv)
> >
> > and I want to read in with different number of processor by
> >   DMGetGlobalVector(dm,nv)
> >   PetscViewerHDF5Open(write)
> >   VecLoad(nv)
> >
> > nv has bs=3, and I have set bs for gv as 3.
> >
> > I get the following error. any hint to solve it ? thanks
> >
> > Error in HDF5 call H5Gcreate2() Status -1
> >   #000: H5G.c line 314 in H5Gcreate2(): unable to create group
> >     major: Symbol table
> >     minor: Unable to initialize object
> >   #001: H5Gint.c line 194 in H5G__create_named(): unable to create and
> link to group
> >     major: Symbol table
> >     minor: Unable to initialize object
> >   #002: H5L.c line 1638 in H5L_link_object(): unable to create new link
> to object
> >     major: Links
> >     minor: Unable to initialize object
> >   #003: H5L.c line 1882 in H5L_create_real(): can't insert link
> >     major: Symbol table
> >     minor: Unable to insert object
> >   #004: H5Gtraverse.c line 861 in H5G_traverse(): internal path
> traversal failed
> >     major: Symbol table
> >     minor: Object not found
> >   #005: H5Gtraverse.c line 641 in H5G_traverse_real(): traversal
> operator failed
> >     major: Symbol table
> >     minor: Callback failed
> >   #006: H5L.c line 1685 in H5L_link_cb(): unable to create object
> >     major: Object header
> >     minor: Unable to initialize object
> >   #007: H5O.c line 3016 in H5O_obj_create(): unable to open object
> >     major: Object header
> >     minor: Can't open object
> >   #008: H5Goh.c line 268 in H5O_group_create(): unable to create group
> >     major: Symbol table
> >     minor: Unable to initialize object
> >   #009: H5Gint.c line 245 in H5G__create(): unable to create group
> object header
> >     major: Symbol table
> >     minor: Unable to initialize object
> >   #010: H5Gobj.c line 163 in H5G__obj_create(): unable to create group
> >     major: Symbol table
> >     minor: Unable to create file
> >   #011: H5Gobj.c line 206 in H5G__obj_create_real(): no write intent on
> file
> >     major: Object cache
> >     minor: Bad value
> >
> >
> >
>
>
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