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| author | jhendersonHDF <jhenderson@hdfgroup.org> | 2021-07-14 15:38:21 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-07-14 15:38:21 (GMT) |
| commit | 31027a997c3cc5de9140930560d5155bef26289b (patch) | |
| tree | f5b7a0fd8fe7b04bed04b94564bc9a41136e3547 /tools/src/h5repack/h5repack_copy.c | |
| parent | 6b94bf50a06a9e20c6893514bfa141b69dbca0d1 (diff) | |
| download | hdf5-31027a997c3cc5de9140930560d5155bef26289b.zip hdf5-31027a997c3cc5de9140930560d5155bef26289b.tar.gz hdf5-31027a997c3cc5de9140930560d5155bef26289b.tar.bz2 | |
Add support for parallel filters to h5repack (#832)
Diffstat (limited to 'tools/src/h5repack/h5repack_copy.c')
| -rw-r--r-- | tools/src/h5repack/h5repack_copy.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/tools/src/h5repack/h5repack_copy.c b/tools/src/h5repack/h5repack_copy.c index 536de69..934b4d1 100644 --- a/tools/src/h5repack/h5repack_copy.c +++ b/tools/src/h5repack/h5repack_copy.c @@ -626,6 +626,7 @@ do_copy_objects(hid_t fidin, hid_t fidout, trav_table_t *travt, pack_opt_t *opti hid_t wtype_id = H5I_INVALID_HID; /* read/write type ID */ hid_t ocpl_id = H5I_INVALID_HID; /* property to pass copy options */ hid_t lcpl_id = H5I_INVALID_HID; /* link creation property list */ + hid_t dxpl_id = H5I_INVALID_HID; /* dataset transfer property list */ named_dt_t * named_dt_head = NULL; /* Pointer to the stack of named datatypes copied */ size_t msize; /* size of type */ hsize_t nelmts; /* number of elements in dataset */ @@ -995,12 +996,27 @@ do_copy_objects(hid_t fidin, hid_t fidout, trav_table_t *travt, pack_opt_t *opti if (need < H5TOOLS_MALLOCSIZE) buf = HDmalloc(need); + /* Set up collective write if using filters in parallel */ + { +#ifdef H5_HAVE_PARALLEL + hbool_t parallel = (H5FD_MPIO == H5Pget_driver(options->fout_fapl)); + + if (parallel && apply_s && apply_f) { + if ((dxpl_id = H5Pcreate(H5P_DATASET_XFER)) < 0) + H5TOOLS_GOTO_ERROR((-1), "H5Pcreate failed"); + if (H5Pset_dxpl_mpio(dxpl_id, H5FD_MPIO_COLLECTIVE) < 0) + H5TOOLS_GOTO_ERROR((-1), "H5Pset_dxpl_mpio failed"); + } + else +#endif + dxpl_id = H5P_DEFAULT; + } + if (buf != NULL) { if (H5Dread(dset_in, wtype_id, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0) H5TOOLS_GOTO_ERROR((-1), "H5Dread failed"); - if (H5Dwrite(dset_out, wtype_id, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < - 0) + if (H5Dwrite(dset_out, wtype_id, H5S_ALL, H5S_ALL, dxpl_id, buf) < 0) H5TOOLS_GOTO_ERROR((-1), "H5Dwrite failed"); /* Check if we have VL data in the dataset's @@ -1102,8 +1118,8 @@ do_copy_objects(hid_t fidin, hid_t fidout, trav_table_t *travt, pack_opt_t *opti if (H5Dread(dset_in, wtype_id, hslab_space, f_space_id, H5P_DEFAULT, hslab_buf) < 0) H5TOOLS_GOTO_ERROR((-1), "H5Dread failed"); - if (H5Dwrite(dset_out, wtype_id, hslab_space, f_space_id, - H5P_DEFAULT, hslab_buf) < 0) + if (H5Dwrite(dset_out, wtype_id, hslab_space, f_space_id, dxpl_id, + hslab_buf) < 0) H5TOOLS_GOTO_ERROR((-1), "H5Dwrite failed"); /* reclaim any VL memory, if necessary */ @@ -1382,6 +1398,7 @@ done: H5Pclose(dcpl_in); H5Pclose(gcpl_in); H5Pclose(gcpl_out); + H5Pclose(dxpl_id); H5Sclose(f_space_id); H5Dclose(dset_in); H5Dclose(dset_out); |