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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* Programmer: Quincey Koziol
* Monday, March 6, 2006
*
* Purpose: Fractal heap metadata statistics functions.
*
*/
/****************/
/* Module Setup */
/****************/
#include "H5HFmodule.h" /* This source code file is part of the H5HF module */
/***********/
/* Headers */
/***********/
#include "H5private.h" /* Generic Functions */
#include "H5Eprivate.h" /* Error handling */
#include "H5HFpkg.h" /* Fractal heaps */
/****************/
/* Local Macros */
/****************/
/********************/
/* Package Typedefs */
/********************/
/******************/
/* Local Typedefs */
/******************/
/********************/
/* Local Prototypes */
/********************/
/*********************/
/* Package Variables */
/*********************/
/*****************************/
/* Library Private Variables */
/*****************************/
/*******************/
/* Local Variables */
/*******************/
/*-------------------------------------------------------------------------
* Function: H5HF_stat_info
*
* Purpose: Retrieve metadata statistics for the fractal heap
*
* Return: Success: non-negative
*
* Failure: negative
*
* Programmer: Quincey Koziol
* Monday, March 6, 2006
*
*-------------------------------------------------------------------------
*/
herr_t
H5HF_stat_info(const H5HF_t *fh, H5HF_stat_t *stats)
{
FUNC_ENTER_NOAPI_NOINIT_NOERR
/* Check arguments. */
HDassert(fh);
HDassert(stats);
/* Report statistics for fractal heap */
stats->man_size = fh->hdr->man_size;
stats->man_alloc_size = fh->hdr->man_alloc_size;
stats->man_iter_off = fh->hdr->man_iter_off;
stats->man_nobjs = fh->hdr->man_nobjs;
stats->man_free_space = fh->hdr->total_man_free;
stats->huge_size = fh->hdr->huge_size;
stats->huge_nobjs = fh->hdr->huge_nobjs;
stats->tiny_size = fh->hdr->tiny_size;
stats->tiny_nobjs = fh->hdr->tiny_nobjs;
/* XXX: Add more metadata statistics for the heap */
FUNC_LEAVE_NOAPI(SUCCEED)
} /* H5HF_stat_info() */
/*-------------------------------------------------------------------------
* Function: H5HF_size
*
* Purpose: Retrieve storage info for:
* 1. fractal heap
* 2. btree storage used by huge objects in fractal heap
* 3. free space storage info
*
* Return: non-negative on success, negative on error
*
* Programmer: Vailin Choi
* July 12 2007
*
*-------------------------------------------------------------------------
*/
herr_t
H5HF_size(const H5HF_t *fh, hsize_t *heap_size)
{
H5HF_hdr_t *hdr; /* Fractal heap header */
H5B2_t *bt2 = NULL; /* v2 B-tree handle for index */
hsize_t meta_size = 0; /* free space storage size */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI(FAIL)
/*
* Check arguments.
*/
HDassert(fh);
HDassert(heap_size);
/* Get "convenience" pointer to fractal heap header */
hdr = fh->hdr;
/* Add in values already known */
*heap_size += hdr->heap_size; /* Heap header */
*heap_size += hdr->man_alloc_size; /* Direct block storage for "managed" objects */
*heap_size += hdr->huge_size; /* "huge" object storage */
/* Check for indirect blocks for managed objects */
if (H5F_addr_defined(hdr->man_dtable.table_addr) && hdr->man_dtable.curr_root_rows != 0)
if (H5HF__man_iblock_size(hdr->f, hdr, hdr->man_dtable.table_addr, hdr->man_dtable.curr_root_rows,
NULL, 0, heap_size) < 0)
HGOTO_ERROR(H5E_HEAP, H5E_CANTGET, FAIL,
"unable to get fractal heap storage info for indirect block")
/* Check for B-tree storage of huge objects in fractal heap */
if (H5F_addr_defined(hdr->huge_bt2_addr)) {
/* Open the huge object index v2 B-tree */
if (NULL == (bt2 = H5B2_open(hdr->f, hdr->huge_bt2_addr, hdr->f)))
HGOTO_ERROR(H5E_HEAP, H5E_CANTOPENOBJ, FAIL,
"unable to open v2 B-tree for tracking 'huge' objects")
/* Get the B-tree storage */
if (H5B2_size(bt2, heap_size) < 0)
HGOTO_ERROR(H5E_HEAP, H5E_CANTGET, FAIL, "can't retrieve B-tree storage info")
} /* end if */
/* Get storage for free-space tracking info */
if (H5F_addr_defined(hdr->fs_addr)) {
if (H5HF__space_size(hdr, &meta_size) < 0)
HGOTO_ERROR(H5E_HEAP, H5E_CANTGET, FAIL, "can't retrieve FS meta storage info")
*heap_size += meta_size;
} /* end if */
done:
/* Release resources */
if (bt2 && H5B2_close(bt2) < 0)
HDONE_ERROR(H5E_HEAP, H5E_CANTCLOSEOBJ, FAIL, "can't close v2 B-tree for tracking 'huge' objects")
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5HF_size() */
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