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authorVailin Choi <vchoi@hdfgroup.org>2012-08-13 20:04:20 (GMT)
committerVailin Choi <vchoi@hdfgroup.org>2012-08-13 20:04:20 (GMT)
commita9602d1b34e462e7dc4af611cf08486694750863 (patch)
tree2746ef757084da7a7de5a4474dfcb3d9ff2c8a22 /test
parenteb4fd07b5ac8d70b9578fed95890e2af309fa20f (diff)
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[svn-r22676] Changes needed to make the default free-list mapping from H5FD_FLMAP_SINGLE to H5FD_FLMAP_DICHOTOMY.
Diffstat (limited to 'test')
-rw-r--r--test/cache_tagging.c18
-rw-r--r--test/mf.c401
-rw-r--r--test/tfile.c12
3 files changed, 306 insertions, 125 deletions
diff --git a/test/cache_tagging.c b/test/cache_tagging.c
index 5eb1e84..f644235 100644
--- a/test/cache_tagging.c
+++ b/test/cache_tagging.c
@@ -1633,6 +1633,8 @@ error:
* March 3, 2010
*
* Modifications:
+ * Vailin Choi; July 2012
+ * Add verify_tag() calls because H5FD_FLMAP_DICHOTOMY is now the default free-list mapping.
*
*-------------------------------------------------------------------------
*/
@@ -1756,7 +1758,12 @@ check_attribute_rename_tags(hid_t fcpl, int type)
/* verify shared header message stored as a list */
if ( verify_tag(fid, H5AC_SOHM_LIST_ID, H5AC__SOHM_TAG) < 0 ) TEST_ERROR;
- /* verify free space header */
+ /*
+ * 3 calls to verify_tag() for verifying free space:
+ * one freespace header tag for H5FD_MEM_DRAW manager,
+ * one freespace header tag for H5FD_MEM_SUPER manager
+ */
+ if ( verify_tag(fid, H5AC_FSPACE_HDR_ID, H5AC__FREESPACE_TAG) < 0 ) TEST_ERROR;
if ( verify_tag(fid, H5AC_FSPACE_HDR_ID, H5AC__FREESPACE_TAG) < 0 ) TEST_ERROR;
/* verify btree header and leaf node belonging to group */
@@ -1799,6 +1806,8 @@ error:
* March 3, 2010
*
* Modifications:
+ * Vailin Choi; July 2012
+ * Add verify_tag() call because H5FD_FLMAP_DICHOTOMY is now the default free-list mapping.
*
*-------------------------------------------------------------------------
*/
@@ -1901,7 +1910,12 @@ check_attribute_delete_tags(hid_t fcpl, int type)
/* verify shared header message master table */
if ( verify_tag(fid, H5AC_SOHM_TABLE_ID, H5AC__SOHM_TAG) < 0 ) TEST_ERROR;
- /* verify free space */
+ /*
+ * 2 calls to verify_tag() for verifying free space:
+ * one freespace header tag for H5FD_MEM_DRAW manager,
+ * one freespace header tag for H5FD_MEM_SUPER manager
+ */
+ if ( verify_tag(fid, H5AC_FSPACE_HDR_ID, H5AC__FREESPACE_TAG) < 0 ) TEST_ERROR;
if ( verify_tag(fid, H5AC_FSPACE_HDR_ID, H5AC__FREESPACE_TAG) < 0 ) TEST_ERROR;
} /* end if */
diff --git a/test/mf.c b/test/mf.c
index 3742051..8af5bc7 100644
--- a/test/mf.c
+++ b/test/mf.c
@@ -127,12 +127,19 @@ static unsigned test_mf_fs_drivers(hid_t fapl);
/*
* Verify statistics for the free-space manager
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * To ensure "f" and "frsp" are valid pointers
*/
static int
check_stats(const H5F_t *f, const H5FS_t *frsp, frspace_state_t *state)
{
H5FS_stat_t frspace_stats; /* Statistics about the heap */
+ HDassert(f);
+ HDassert(frsp);
+
/* Get statistics for free-space and verify they are correct */
if(H5FS_stat_info(f, frsp, &frspace_stats) < 0)
FAIL_STACK_ERROR
@@ -1071,6 +1078,10 @@ error:
* The block is allocated from file allocation
* Deallocate the block which will be returned to free-space manager
* (the space is shrunk and freed since it is at end of file)
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Initialize the new field "allow_eoa_shrink_only" for user data.
*/
static unsigned
test_mf_fs_alloc_free(hid_t fapl)
@@ -1136,6 +1147,7 @@ test_mf_fs_alloc_free(hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space manager */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -1222,6 +1234,7 @@ test_mf_fs_alloc_free(hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space manager */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -1306,6 +1319,7 @@ test_mf_fs_alloc_free(hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space manager */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -1421,6 +1435,10 @@ error:
* Try to extend the allocated block by 50 from the free-space_manager:
* Fail: section A does not adjoin section B (70+20 != address of section B) even though
* the requested-size (50) equal to size of section B (50)
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Initialize the new field "allow_eoa_shrink_only" for user data.
*/
static unsigned
test_mf_fs_extend(hid_t fapl)
@@ -1487,6 +1505,7 @@ test_mf_fs_extend(hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space manager */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node1, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -1604,6 +1623,7 @@ test_mf_fs_extend(hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node1, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -1716,6 +1736,7 @@ test_mf_fs_extend(hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node1, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -1828,6 +1849,7 @@ test_mf_fs_extend(hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A of size=20 to free-space */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node1, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -1957,6 +1979,10 @@ error:
* which will absorb meta_aggr to the section:
* section size + remaining size of aggregator is > aggr->alloc_size,
* section is allowed to absorb an aggregator (allow_sect_absorb is true)
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Initialize the new field "allow_eoa_shrink_only" for user data.
*/
static unsigned
test_mf_fs_absorb(const char *env_h5_drvr, hid_t fapl)
@@ -2020,6 +2046,7 @@ test_mf_fs_absorb(const char *env_h5_drvr, hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* When adding, meta_aggr is absorbed onto the beginning of the section */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -2092,6 +2119,7 @@ test_mf_fs_absorb(const char *env_h5_drvr, hid_t fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* When adding, meta_aggr is absorbed onto the end of the section */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -3133,7 +3161,7 @@ test_mf_aggr_alloc7(const char *env_h5_drvr, hid_t fapl)
/* sdata_aggr info is reset to 0 */
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
- if (sdata_addr != 0) TEST_ERROR
+ if (sdata_addr != HADDR_UNDEF) TEST_ERROR
if (sdata_size != 0) TEST_ERROR
/* Verify that meta_aggr's unused space of 1968 is freed to free-space */
@@ -3481,15 +3509,18 @@ error:
*
* Test 2: H5MF_alloc() block A from meta_aggr
* H5MF_alloc() block B from sdata_aggr
- * H5MF_try_shrink() block B should merge it onto the end of meta_aggr
- * because H5F_FS_MERGE_METADATA|H5F_FS_MERGE_RAWDATA is on for
- * sec2 driver's FLMAP_SINGLE
+ * H5MF_try_shrink() block B should merge it back to the end of sdata_aggr
+ * because sec2 driver is FLMAP_DICHOTOMY by default
*
* Test 3: H5MF_alloc() block A from meta_aggr
* H5MF_alloc() block B from meta_aggr
* H5MF_alloc() block C from meta_aggr
* H5MF_try_shrink() block B should fail since it does not adjoin the
* beginning nor the end of meta_aggr
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Changes due to the switch to H5FD_FLMAP_DICHOTOMY
*/
static unsigned
test_mf_aggr_absorb(const char *env_h5_drvr, hid_t fapl)
@@ -3501,7 +3532,7 @@ test_mf_aggr_absorb(const char *env_h5_drvr, hid_t fapl)
H5FD_mem_t type, stype;
haddr_t addr1, addr2, addr3, saddr1;
haddr_t ma_addr=HADDR_UNDEF, new_ma_addr=HADDR_UNDEF;
- haddr_t sdata_addr=HADDR_UNDEF, new_sdata_addr=HADDR_UNDEF;
+ haddr_t new_sdata_addr=HADDR_UNDEF;
hsize_t ma_size=0, new_ma_size=0;
hsize_t sdata_size=0, new_sdata_size=0;
hbool_t contig_addr_vfd; /* Whether VFD used has a contigous address space */
@@ -3593,20 +3624,20 @@ test_mf_aggr_absorb(const char *env_h5_drvr, hid_t fapl)
stype = H5FD_MEM_DRAW;
saddr1 = H5MF_alloc(f, stype, H5P_DATASET_XFER_DEFAULT, (hsize_t)TEST_BLOCK_SIZE50);
- H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
+ H5MF_aggr_query(f, &(f->shared->sdata_aggr), NULL, &sdata_size);
/* should succeed */
if(H5MF_try_shrink(f, stype, H5P_DATASET_XFER_DEFAULT, saddr1, (hsize_t)TEST_BLOCK_SIZE50) <= 0)
TEST_ERROR
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &new_sdata_addr, &new_sdata_size);
- if (new_sdata_addr != sdata_addr) TEST_ERROR
- if (new_sdata_size != sdata_size) TEST_ERROR
+ if (new_sdata_addr != saddr1) TEST_ERROR
+ if (new_sdata_size != sdata_size + TEST_BLOCK_SIZE50) TEST_ERROR
/* meta_aggr info should be updated because the block is absorbed into the meta_aggr */
H5MF_aggr_query(f, &(f->shared->meta_aggr), &new_ma_addr, &new_ma_size);
if (new_ma_addr != ma_addr) TEST_ERROR
- if (new_ma_size != (ma_size+TEST_BLOCK_SIZE50)) TEST_ERROR
+ if (new_ma_size != (ma_size)) TEST_ERROR
H5MF_xfree(f, type, H5P_DATASET_XFER_DEFAULT, addr1, (hsize_t)TEST_BLOCK_SIZE30);
@@ -4004,6 +4035,10 @@ error:
* Allocate a block of size=40
* The free-space manager is unable to fulfill the request
* The block is allocated from file allocation and should be aligned
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Initialize the new field "allow_eoa_shrink_only" for user data.
*/
static unsigned
test_mf_align_fs(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
@@ -4063,6 +4098,7 @@ test_mf_align_fs(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space manager */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -4132,6 +4168,7 @@ test_mf_align_fs(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space manager */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -4221,6 +4258,7 @@ test_mf_align_fs(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
udata.dxpl_id = H5P_DATASET_XFER_DEFAULT;
udata.alloc_type = type;
udata.allow_sect_absorb = TRUE;
+ udata.allow_eoa_shrink_only = FALSE;
/* Add section A to free-space manager */
if (H5FS_sect_add(f, H5P_DATASET_XFER_DEFAULT, f->shared->fs_man[type], (H5FS_section_info_t *)sect_node, H5FS_ADD_RETURNED_SPACE, &udata))
@@ -4602,8 +4640,7 @@ error:
* request-size < aggr->alloc_size
* fragment size > (aggr->alloc_size - request-size)
* Result:
- * A block of aggr->alloc_size + (fragment size - (aggr->alloc_size - request-size))
- * is extended from file allocation for the aggregator
+ * A block of (fragment size + request-size) is extended from file allocation for the aggregator
* The second block of 50 is allocated from the aggregator and should be aligned
* Fragment from alignment of aggregator allocation is freed to free-space:[4126, 4066]
* There is space of 2018 left in meta_aggr
@@ -4628,12 +4665,14 @@ error:
* Result:
* A block of meta_aggr->alloc_size is allocated from file allocation for the aggregator
* Fragment from alignment of file allocation is freed to free-space:[14336, 2048]
- * Since this fragment adjoins sdata_aggr and fulfills "absorb" condition,
- * the space left in sdata_aggr is absorbed into the fragment and freed to free-space: [12318, 2018]
- * other_aggr is reset to 0
+ * other_aggr is [12318, 2018]
* The third block of 80 is allocated from the aggregator and should be aligned
* There is space of 1968 left in meta_aggr
* EOA is at 18432
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Changes due to the switch to H5FD_FLMAP_DICHOTOMY
*/
static unsigned
test_mf_align_alloc2(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
@@ -4644,7 +4683,7 @@ test_mf_align_alloc2(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
h5_stat_size_t file_size; /* File size */
H5FD_mem_t type, stype;
haddr_t addr1, addr2, addr3, saddr1;
- frspace_state_t state;
+ frspace_state_t state[H5FD_MEM_NTYPES];
haddr_t ma_addr=HADDR_UNDEF, sdata_addr=HADDR_UNDEF;
hsize_t ma_size=0, sdata_size=0, mis_align=0;
hsize_t alignment=0, tmp=0;
@@ -4697,11 +4736,11 @@ test_mf_align_alloc2(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
if (addr1 % alignment) TEST_ERROR
/* fragment for alignment of block 30 is freed to free-space */
- HDmemset(&state, 0, sizeof(frspace_state_t));
+ HDmemset(&state, 0, sizeof(frspace_state_t) * H5FD_MEM_NTYPES);
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->meta_aggr), &ma_addr, &ma_size);
@@ -4721,9 +4760,9 @@ test_mf_align_alloc2(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 50 is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->meta_aggr), &ma_addr, &ma_size);
@@ -4754,9 +4793,9 @@ test_mf_align_alloc2(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 30 for sdata_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[stype].tot_space += mis_align;
+ state[stype].tot_sect_count += 1;
+ state[stype].serial_sect_count += 1;
}
/* Verify that the allocated block is aligned */
@@ -4773,12 +4812,13 @@ test_mf_align_alloc2(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
* For alignment = 1024, alloc_size = 2048:
* fragment for unused space in meta_aggr is freed to free-space
* For alignment = 4096, alloc_size = 2048:
- * fragment from alignment of file allocation absorbs sdata_aggr's remaining space
+ * fragment from alignment of ma_addr is freed
+ * block 30 is allocated from ma_addr
*/
mis_align = 0;
if ((alignment == TEST_ALIGN1024) && (tmp = (ma_addr % alignment)))
mis_align = alignment - tmp;
- else if ((alignment == TEST_ALIGN4096) && (tmp = (sdata_addr % alignment)))
+ else if ((alignment == TEST_ALIGN4096) && (tmp = ((sdata_addr + sdata_size) % alignment)))
mis_align = alignment - tmp;
/* Allocate a block of 80 from meta_aggr */
@@ -4789,9 +4829,9 @@ test_mf_align_alloc2(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 80 is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->meta_aggr), &ma_addr, &ma_size);
@@ -4800,8 +4840,15 @@ test_mf_align_alloc2(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
TEST_ERROR
/* Verify total size of free space after all the allocations */
- if(check_stats(f, f->shared->fs_man[type], &state))
- TEST_ERROR
+ if(f->shared->fs_man[type]) {
+ if(check_stats(f, f->shared->fs_man[type], &(state[type])))
+ TEST_ERROR
+ }
+
+ if(f->shared->fs_man[stype]) {
+ if(check_stats(f, f->shared->fs_man[stype], &(state[stype])))
+ TEST_ERROR
+ }
H5MF_xfree(f, type, H5P_DATASET_XFER_DEFAULT, addr1, (hsize_t)TEST_BLOCK_SIZE30);
H5MF_xfree(f, type, H5P_DATASET_XFER_DEFAULT, addr2, (hsize_t)TEST_BLOCK_SIZE50);
@@ -4961,6 +5008,11 @@ error:
* The meta_aggr is updated to point to the new space
* The block of 1034 is allocated from the new block and should be aligned
* There is space of 1014 left in meta_aggr
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Changes due to the switch to H5FD_FLMAP_DICHOTOMY
+ *
*/
static unsigned
test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
@@ -4972,7 +5024,7 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
H5FD_mem_t type, stype;
haddr_t addr1, addr2, addr3;
haddr_t saddr1, saddr2, saddr3;
- frspace_state_t state;
+ frspace_state_t state[H5FD_MEM_NTYPES];
haddr_t ma_addr=HADDR_UNDEF, sdata_addr=HADDR_UNDEF;
hsize_t ma_size=0, sdata_size=0, mis_align=0;
hsize_t alignment=0, tmp=0;
@@ -5026,11 +5078,11 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
if (addr1 % alignment) TEST_ERROR
/* fragment for alignment of block 30 is freed to free-space */
- HDmemset(&state, 0, sizeof(frspace_state_t));
+ HDmemset(&state, 0, sizeof(frspace_state_t) * H5FD_MEM_NTYPES);
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->meta_aggr), &ma_addr, &ma_size);
@@ -5050,9 +5102,9 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 50 is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->meta_aggr), &ma_addr, &ma_size);
@@ -5085,9 +5137,9 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 30 for sdata_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[stype].tot_space += mis_align;
+ state[stype].tot_sect_count += 1;
+ state[stype].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
@@ -5106,9 +5158,9 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 50 for sdata_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[stype].tot_space += mis_align;
+ state[stype].tot_sect_count += 1;
+ state[stype].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
@@ -5127,9 +5179,9 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 80 for sdata_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[stype].tot_space += mis_align;
+ state[stype].tot_sect_count += 1;
+ state[stype].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
@@ -5149,9 +5201,9 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 1034 for meta_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
/* calculate unused space in meta_aggr that is freed to free-space after block 1034 */
@@ -5161,9 +5213,9 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for unused space in meta_aggr after block 1034 is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->meta_aggr), &ma_addr, &ma_size);
@@ -5172,8 +5224,15 @@ test_mf_align_alloc3(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
TEST_ERROR
/* Verify total size of free space after all allocations */
- if(check_stats(f, f->shared->fs_man[type], &state))
- TEST_ERROR
+ if(f->shared->fs_man[type]) {
+ if(check_stats(f, f->shared->fs_man[type], &(state[type])))
+ TEST_ERROR
+ }
+
+ if(f->shared->fs_man[stype]) {
+ if(check_stats(f, f->shared->fs_man[stype], &(state[stype])))
+ TEST_ERROR
+ }
if(H5Fclose(file) < 0)
FAIL_STACK_ERROR
@@ -5377,8 +5436,10 @@ test_mf_align_alloc4(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
if (addr3 % alignment) TEST_ERROR
/* Verify total size of free space after all allocations */
- if(check_stats(f, f->shared->fs_man[type], &state))
- TEST_ERROR
+ if(f->shared->fs_man[type]) {
+ if(check_stats(f, f->shared->fs_man[type], &state))
+ TEST_ERROR
+ }
if(H5Fclose(file) < 0)
FAIL_STACK_ERROR
@@ -5464,6 +5525,10 @@ error:
* sdata_aggr is reset to 0
* EOA is 14346
* meta_aggr and sdata_aggr are all 0
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Changes due to the switch to H5FD_FLMAP_DICHOTOMY
*/
static unsigned
test_mf_align_alloc5(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
@@ -5474,7 +5539,7 @@ test_mf_align_alloc5(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
h5_stat_size_t file_size;
H5FD_mem_t type, stype;
haddr_t addr1, addr2, saddr1;
- frspace_state_t state;
+ frspace_state_t state[H5FD_MEM_NTYPES];
haddr_t ma_addr=HADDR_UNDEF, new_ma_addr=HADDR_UNDEF;
haddr_t sdata_addr=HADDR_UNDEF, new_sdata_addr=HADDR_UNDEF;
hsize_t ma_size=0, new_ma_size=0, sdata_size=0, new_sdata_size=0;
@@ -5533,18 +5598,16 @@ test_mf_align_alloc5(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
if ((addr1 + TEST_BLOCK_SIZE30) != ma_addr) TEST_ERROR
/* fragment for alignment of block 30 is freed to free-space */
- HDmemset(&state, 0, sizeof(frspace_state_t));
+ HDmemset(&state, 0, sizeof(frspace_state_t) * H5FD_MEM_NTYPES);
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
/* calculate fragment for alignment of block 30 from sdata_aggr */
mis_align = 0;
- if ((alignment == TEST_ALIGN1024) && (tmp = (ma_addr + ma_size) % alignment))
- mis_align = alignment - tmp;
- else if ((alignment == TEST_ALIGN4096) && (tmp = (ma_addr % alignment)))
+ if ((tmp = (ma_addr + ma_size) % alignment))
mis_align = alignment - tmp;
/* Allocate a block of 30 from sdata_aggr */
@@ -5556,9 +5619,9 @@ test_mf_align_alloc5(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment of alignment for block 30 in sdata_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[stype].tot_space += mis_align;
+ state[stype].tot_sect_count += 1;
+ state[stype].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
@@ -5566,9 +5629,7 @@ test_mf_align_alloc5(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* calculate fragment for alignment of block 2058 from meta_aggr */
mis_align = 0;
- if ((alignment == TEST_ALIGN1024) && (tmp = (sdata_addr + sdata_size) % alignment))
- mis_align = alignment - tmp;
- else if ((alignment == TEST_ALIGN4096) && (tmp = (sdata_addr % alignment)))
+ if ((tmp = (sdata_addr + sdata_size) % alignment))
mis_align = alignment - tmp;
/* Allocate a block of 2058 from meta_aggr */
@@ -5579,27 +5640,30 @@ test_mf_align_alloc5(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 2058 is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
/* Verify total size of free space after all allocations */
- if(check_stats(f, f->shared->fs_man[type], &state))
- TEST_ERROR
+ if(f->shared->fs_man[type]) {
+ if(check_stats(f, f->shared->fs_man[type], &(state[type])))
+ TEST_ERROR
+ }
+
+ if(f->shared->fs_man[stype]) {
+ if(check_stats(f, f->shared->fs_man[stype], &(state[stype])))
+ TEST_ERROR
+ }
/* nothing is changed in meta_aggr */
H5MF_aggr_query(f, &(f->shared->meta_aggr), &new_ma_addr, &new_ma_size);
- if (alignment == TEST_ALIGN1024 && (new_ma_addr != ma_addr || new_ma_size != ma_size))
- TEST_ERROR
- else if (alignment == TEST_ALIGN4096 && (new_ma_addr != 0 || new_ma_size != 0))
+ if (new_ma_addr != ma_addr || new_ma_size != ma_size)
TEST_ERROR
/* nothing is changed in sdata_aggr */
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &new_sdata_addr, &new_sdata_size);
- if (alignment == TEST_ALIGN1024 && (new_sdata_addr != sdata_addr || new_sdata_size != sdata_size))
- TEST_ERROR
- else if (alignment == TEST_ALIGN4096 && ((new_sdata_addr != 0 || new_sdata_size != 0)))
+ if (new_sdata_addr != sdata_addr || new_sdata_size != sdata_size)
TEST_ERROR
if(H5Fclose(file) < 0)
@@ -5691,21 +5755,16 @@ error:
* Result:
* A block of sdata_aggr->alloc_size is allocated from file allocation
* Fragment from alignment of file allocation is freed to free-space: [6144, 2048]
- * This fragment adjoins meta_aggr and fulfills "absorb" condition,
- * the remaining space left in meta_aggr is absorbed into the fragment and
- * freed to free-space:[4126, 2018]
- * meta_aggr is reset to 0
* The first block of 30 is allocated from the aggregator and should be aligned
* There is space of 2018 left in sdata_aggr
- * EOA is 5120
+ * EOA is 10240
*
* Allocate second block (50) from sdata_aggr:
- * (request-size+fragment size) is <= sdata_aggr->size
+ * (request-size+fragment size) is > sdata_aggr->size
* request-size < sdata_aggr->alloc_size
* fragment size > (sdata_aggr->alloc_size - request-size)
* Result:
- * A block of sdata_aggr->alloc_size + (fragment size - (sdata_aggr->alloc_size - request-size))
- * is extended from file allocation for the aggregator
+ * A block of (fragment size + request-size) is extended from file allocation for the aggregator
* The second block of 50 is allocated from sdata_aggr and should be aligned
* Fragment from alignment of aggregator allocation is freed to free-space:[8222, 4066]
* There is space of 2018 left in sdata_aggr
@@ -5716,8 +5775,7 @@ error:
* request-size < sdata_aggr->alloc_size
* fragment size > (sdata_aggr->alloc_size - request-size)
* Result:
- * A block of sdata_aggr->alloc_size+(fragment size-(sdata_aggr->alloc_size-request-size))
- * is extended from file allocation for sdata_aggr
+ * A block of (fragment size + request-size) is extended from file allocation for sdata_aggr
* The third block of 80 is allocated from sdata_aggr and should be aligned
* Fragment from alignment of aggregator allocation is freed to free-space:[12338, 4046]
* There is space of 2018 left in sdata_aggr
@@ -5734,6 +5792,10 @@ error:
* Fragment from alignment of file allocation is freed to free-space:[16464, 4016]
* EOA is at 22538
* meta_aggr is unchanged
+ *
+ * Modifications:
+ * Vailin Choi; July 2012
+ * Changes due to the switch to H5FD_FLMAP_DICHOTOMY
*/
static unsigned
test_mf_align_alloc6(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
@@ -5745,7 +5807,7 @@ test_mf_align_alloc6(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
H5FD_mem_t type, stype;
haddr_t addr1, addr2;
haddr_t saddr1, saddr2, saddr3;
- frspace_state_t state;
+ frspace_state_t state[H5FD_MEM_NTYPES];
haddr_t ma_addr=HADDR_UNDEF, new_ma_addr=HADDR_UNDEF, sdata_addr=HADDR_UNDEF;
hsize_t ma_size=0, new_ma_size=0, sdata_size=0;
hsize_t alignment=0, mis_align=0, tmp=0;
@@ -5798,11 +5860,11 @@ test_mf_align_alloc6(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
if (addr1 % alignment) TEST_ERROR
/* fragment for alignment of block 30 in meta_aggr is freed to free-space */
- HDmemset(&state, 0, sizeof(frspace_state_t));
+ HDmemset(&state, 0, sizeof(frspace_state_t) * H5FD_MEM_NTYPES);
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->meta_aggr), &ma_addr, &ma_size);
@@ -5811,9 +5873,7 @@ test_mf_align_alloc6(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* calculate fragment for alignment of block 30 in sdata_aggr */
mis_align = 0;
- if ((alignment == TEST_ALIGN1024) && (tmp = (ma_addr + ma_size) % alignment))
- mis_align = alignment - tmp;
- else if ((alignment == TEST_ALIGN4096) && (tmp = (ma_addr % alignment)))
+ if ((tmp = (ma_addr + ma_size) % alignment))
mis_align = alignment - tmp;
/* Allocate a block of 30 from sdata_aggr */
@@ -5825,9 +5885,9 @@ test_mf_align_alloc6(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 30 in sdata_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[stype].tot_space += mis_align;
+ state[stype].tot_sect_count += 1;
+ state[stype].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
@@ -5846,9 +5906,9 @@ test_mf_align_alloc6(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 50 in sdata_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[stype].tot_space += mis_align;
+ state[stype].tot_sect_count += 1;
+ state[stype].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
@@ -5867,9 +5927,9 @@ test_mf_align_alloc6(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 80 in sdata_aggr is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[stype].tot_space += mis_align;
+ state[stype].tot_sect_count += 1;
+ state[stype].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
@@ -5889,24 +5949,30 @@ test_mf_align_alloc6(const char *env_h5_drvr, hid_t fapl, hid_t new_fapl)
/* fragment for alignment of block 2058 is freed to free-space */
if (mis_align) {
- state.tot_space += mis_align;
- state.tot_sect_count += 1;
- state.serial_sect_count += 1;
+ state[type].tot_space += mis_align;
+ state[type].tot_sect_count += 1;
+ state[type].serial_sect_count += 1;
}
H5MF_aggr_query(f, &(f->shared->meta_aggr), &new_ma_addr, &new_ma_size);
H5MF_aggr_query(f, &(f->shared->sdata_aggr), &sdata_addr, &sdata_size);
- if (alignment == TEST_ALIGN1024 && (new_ma_addr != ma_addr || new_ma_size != ma_size))
- TEST_ERROR
- else if (alignment == TEST_ALIGN4096 && (new_ma_addr != 0 || new_ma_size != 0))
+ if (new_ma_addr != ma_addr && new_ma_size != ma_size)
TEST_ERROR
- if (sdata_addr != 0 || sdata_size != 0)
+ if (sdata_addr != HADDR_UNDEF || sdata_size != 0)
TEST_ERROR
- if(check_stats(f, f->shared->fs_man[type], &state))
- TEST_ERROR
+ if(f->shared->fs_man[type]) {
+ if(check_stats(f, f->shared->fs_man[type], &(state[type])))
+ TEST_ERROR
+ }
+
+
+ if(f->shared->fs_man[stype]) {
+ if(check_stats(f, f->shared->fs_man[stype], &(state[stype])))
+ TEST_ERROR
+ }
if(H5Fclose(file) < 0)
FAIL_STACK_ERROR
@@ -7282,6 +7348,100 @@ error:
return(1);
} /* test_filespace_drivers() */
+/*
+ * To verify that file space is allocated from the corresponding free-space manager
+ * because H5FD_FLMAP_DICHOTOMY is used as the default free-list mapping.
+ *
+ * (1) Allocate the first block (size 30) of type H5FD_MEM_SUPER
+ * (2) Allocate the second block (size 50) of type H5FD_MEM_SUPER
+ *
+ * (3) Allocate the first block (size 30) of type H5FD_MEM_DRAW
+ *
+ * (4) Free the first block (size 30) of type H5FD_MEM_SUPER
+ *
+ * (5) Allocate the second block (size 30) of type H5FD_MEM_DRAW
+ * (6) Verify that this second block is not the freed block from (3)
+ *
+ * (7) Allocate the second block (size 30) of type H5FD_MEM_DRAW
+ * (8) Free the first block (size 30) of type H5FD_MEM_DRAW
+ *
+ * (9) Allocate the third block (size 30) of type H5FD_MEM_SUPER
+ * (10) Verify that this third block is not freed block from (8)
+ */
+static unsigned
+test_dichotomy(const char *env_h5_drvr, hid_t fapl)
+{
+ hid_t file = -1; /* File ID */
+ char filename[FILENAME_LEN]; /* Filename to use */
+ H5F_t *f = NULL; /* Internal file object pointer */
+ H5FD_mem_t type, stype;
+ haddr_t addr1, addr2, addr3, saddr1, saddr2;
+ hbool_t contig_addr_vfd; /* Whether VFD used has a contigous address space */
+
+ TESTING("Allocation from raw or metadata free-space manager");
+
+ /* Skip test when using VFDs that don't use the metadata aggregator */
+ contig_addr_vfd = (hbool_t)(HDstrcmp(env_h5_drvr, "split") && HDstrcmp(env_h5_drvr, "multi"));
+ if(contig_addr_vfd) {
+ /* Set the filename to use for this test (dependent on fapl) */
+ h5_fixname(FILENAME[0], fapl, filename, sizeof(filename));
+
+ /* Create the file to work on */
+ if((file = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl)) < 0)
+ FAIL_STACK_ERROR
+
+ /* Get a pointer to the internal file object */
+ if(NULL == (f = (H5F_t *)H5I_object(file)))
+ FAIL_STACK_ERROR
+
+ /* Allocate the first block of type H5FD_MEM_SUPER */
+ type = H5FD_MEM_SUPER;
+ addr1 = H5MF_alloc(f, type, H5P_DATASET_XFER_DEFAULT, (hsize_t)TEST_BLOCK_SIZE30);
+
+ /* Allocate the second block of type H5FD_MEM_SUPER */
+ addr2 = H5MF_alloc(f, type, H5P_DATASET_XFER_DEFAULT, (hsize_t)TEST_BLOCK_SIZE50);
+
+ /* Allocate the first block of type H5FD_MEM_DRAW */
+ stype = H5FD_MEM_DRAW;
+ saddr1 = H5MF_alloc(f, stype, H5P_DATASET_XFER_DEFAULT, (hsize_t)TEST_BLOCK_SIZE30);
+
+ /* Free the first block of type H5FD_MEM_SUPER */
+ H5MF_xfree(f, type, H5P_DATASET_XFER_DEFAULT, addr1, (hsize_t)TEST_BLOCK_SIZE30);
+
+ /* Allocate the second block of type H5FD_MEM_DRAW */
+ saddr2 = H5MF_alloc(f, stype, H5P_DATASET_XFER_DEFAULT, (hsize_t)TEST_BLOCK_SIZE30);
+
+ /* Verify that saddr1 is not addr1 */
+ if(saddr2 == addr1) TEST_ERROR
+
+ /* Free the first block of type H5FD_MEM_DRAW */
+ H5MF_xfree(f, stype, H5P_DATASET_XFER_DEFAULT, saddr1, (hsize_t)TEST_BLOCK_SIZE30);
+
+ /* Allocate the third block of type H5FD_MEM_SUPER */
+ addr3 = H5MF_alloc(f, type, H5P_DATASET_XFER_DEFAULT, (hsize_t)TEST_BLOCK_SIZE30);
+
+ /* Verify that addr3 is not saddr1 */
+ if(addr3 == saddr1) TEST_ERROR
+
+ if(H5Fclose(file) < 0)
+ FAIL_STACK_ERROR
+
+ PASSED()
+ } /* end if */
+ else {
+ SKIPPED();
+ puts(" Current VFD doesn't support metadata aggregator");
+ } /* end else */
+
+ return(0);
+
+error:
+ H5E_BEGIN_TRY {
+ H5Fclose(file);
+ } H5E_END_TRY;
+ return(1);
+} /* test_dichotomy() */
+
int
main(void)
{
@@ -7324,6 +7484,7 @@ main(void)
nerrors += test_mf_fs_alloc_free(fapl);
nerrors += test_mf_fs_extend(fapl);
nerrors += test_mf_fs_absorb(env_h5_drvr, fapl);
+ nerrors += test_dichotomy(env_h5_drvr, new_fapl);
/* interaction with meta/sdata aggregator */
nerrors += test_mf_aggr_alloc1(env_h5_drvr, fapl);
diff --git a/test/tfile.c b/test/tfile.c
index 53ca035..8ee0b64 100644
--- a/test/tfile.c
+++ b/test/tfile.c
@@ -1340,6 +1340,11 @@ test_file_perm2(void)
** This test checks the free space available in a file in various
** situations.
**
+** Modifications:
+** Vailin Choi; July 2012
+** Remove datasets in reverse order so that all file spaces are shrunk.
+** (A change due to H5FD_FLMAP_DICHOTOMY.)
+**
*****************************************************************/
static void
test_file_freespace(void)
@@ -1351,6 +1356,7 @@ test_file_freespace(void)
hid_t dspace; /* Dataspace ID */
hid_t dset; /* Dataset ID */
hid_t dcpl; /* Dataset creation property list */
+ int k; /* Local index variable */
unsigned u; /* Local index variable */
char name[32]; /* Dataset name */
herr_t ret;
@@ -1410,11 +1416,11 @@ test_file_freespace(void)
/* Check that there is the right amount of free space in the file */
free_space = H5Fget_freespace(file);
CHECK(free_space, FAIL, "H5Fget_freespace");
- VERIFY(free_space, 2008, "H5Fget_freespace");
+ VERIFY(free_space, 2360, "H5Fget_freespace");
/* Delete datasets in file */
- for(u = 0; u < 10; u++) {
- sprintf(name, "Dataset %u", u);
+ for(k = 9; k >= 0; k--) {
+ sprintf(name, "Dataset %u", (unsigned)k);
ret = H5Ldelete(file, name, H5P_DEFAULT);
CHECK(ret, FAIL, "H5Ldelete");
} /* end for */