You can run with -start_in_debugger -debugger_nodes 0 and in that one debugger window put a break point in the needed vector routine to print the chunk sizes at the appropriate line.
Barry > On Apr 16, 2019, at 9:32 AM, Sajid Ali via petsc-users > <petsc-users@mcs.anl.gov> wrote: > > Hi PETSc developers, > > I’m trying to write a large vector created with VecCreateMPI (size > 32768x32768) concurrently from 4 nodes (+32 tasks per node, total 128 > mpi-ranks) and I see the following (indicative) error : [Full error log is > here : https://file.io/CdjUfe] > > HDF5-DIAG: Error detected in HDF5 (1.10.5) MPI-process 52: > #000: H5D.c line 145 in H5Dcreate2(): unable to create dataset > major: Dataset > minor: Unable to initialize object > #001: H5Dint.c line 329 in H5D__create_named(): unable to create and link > to dataset > major: Dataset > minor: Unable to initialize object > #002: H5L.c line 1557 in H5L_link_object(): unable to create new link to > object > major: Links > minor: Unable to initialize object > #003: H5L.c line 1798 in H5L__create_real(): can't insert link > major: Links > minor: Unable to insert object > #004: H5Gtraverse.c line 851 in H5G_traverse(): internal path traversal > failed > major: Symbol table > HDF5-DIAG: Error detected in HDF5 (1.10.5) MPI-process 59: > > #000: H5D.c line 145 in H5Dcreate2(): unable to create dataset > > major: Dataset > > minor: Unable to initialize object > > #001: H5Dint.c line 329 in H5D__create_named(): unable to create and link > to dataset > major: Dataset > > minor: Unable to initialize object > > #002: H5L.c line 1557 in H5L_link_object(): unable to create new link to > object > major: Links > > minor: Unable to initialize object > > #003: H5L.c line 1798 in H5L__create_real(): can't insert link > > major: Links > > minor: Unable to insert object > > #004: H5Gtraverse.c line 851 in H5G_traverse(): internal path traversal > failed > major: Symbol table > > minor: Object not found > > #005: H5Gtraverse.c line 627 in H5G__traverse_real(): traversal operator > failed > major: Symbol table > > minor: Callback failed > > #006: H5L.c line 1604 in H5L__link_cb(): unable to create object > > major: Links > > minor: Unable to initialize object > > #007: H5Oint.c line 2453 in H5O_obj_create(): unable to open object > > major: Object header > > minor: Can't open object > > #008: H5Doh.c line 300 in H5O__dset_create(): unable to create dataset > > minor: Object not found > > #005: H5Gtraverse.c line 627 in H5G__traverse_real(): traversal operator > failed > major: Symbol table > > minor: Callback failed > > #006: H5L.c line 1604 in H5L__link_cb(): unable to create object > > major: Links > > minor: Unable to initialize object > > #007: H5Oint.c line 2453 in H5O_obj_create(): unable to open object > > major: Object header > > minor: Can't open object > > #008: H5Doh.c line 300 in H5O__dset_create(): unable to create dataset > > major: Dataset > > minor: Unable to initialize object > > #009: H5Dint.c line 1274 in H5D__create(): unable to construct layout > information > major: Dataset > minor: Unable to initialize object > #010: H5Dchunk.c line 872 in H5D__chunk_construct(): unable to set chunk > sizes > major: Dataset > minor: Bad value > #011: H5Dchunk.c line 831 in H5D__chunk_set_sizes(): chunk size must be < > 4GB > major: Dataset > minor: Unable to initialize object > major: Dataset > minor: Unable to initialize object > #009: H5Dint.c line 1274 in H5D__create(): unable to construct layout > information > major: Dataset > minor: Unable to initialize object > #010: H5Dchunk.c line 872 in H5D__chunk_construct(): unable to set chunk > sizes > major: Dataset > minor: Bad value > #011: H5Dchunk.c line 831 in H5D__chunk_set_sizes(): chunk size must be < > 4GB > major: Dataset > minor: Unable to initialize object > ....... > > I spoke to Barry last evening who said that this is a known error that was > fixed for DMDA vecs but is broken for non-dmda vecs. > > Could this be fixed ? > > > Thank You, > Sajid Ali > Applied Physics > Northwestern University
