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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* 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 files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5ACdbg.c
*
* Purpose: Functions for debugging the metadata cache
*
*-------------------------------------------------------------------------
*/
/****************/
/* Module Setup */
/****************/
#include "H5ACmodule.h" /* This source code file is part of the H5AC module */
#define H5F_FRIEND /* Suppress error about including H5Fpkg */
/***********/
/* Headers */
/***********/
#include "H5private.h" /* Generic Functions */
#include "H5ACpkg.h" /* Metadata cache */
#include "H5Eprivate.h" /* Error handling */
#include "H5Fpkg.h" /* Files */
/****************/
/* Local Macros */
/****************/
/******************/
/* Local Typedefs */
/******************/
/********************/
/* Package Typedefs */
/********************/
/********************/
/* Local Prototypes */
/********************/
/*********************/
/* Package Variables */
/*********************/
/*****************************/
/* Library Private Variables */
/*****************************/
/*******************/
/* Local Variables */
/*******************/
#ifndef NDEBUG /* debugging functions */
/*-------------------------------------------------------------------------
* Function: H5AC_stats
*
* Purpose: Prints statistics about the cache.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Thursday, October 30, 1997
*
*-------------------------------------------------------------------------
*/
herr_t
H5AC_stats(const H5F_t *f)
{
FUNC_ENTER_NOAPI_NOINIT_NOERR
/* Sanity checks */
HDassert(f);
HDassert(f->shared);
HDassert(f->shared->cache);
/* at present, this can't fail */
(void)H5C_stats(f->shared->cache, H5F_OPEN_NAME(f), FALSE);
FUNC_LEAVE_NOAPI(SUCCEED)
} /* H5AC_stats() */
/*-------------------------------------------------------------------------
* Function: H5AC_dump_cache
*
* Purpose: Dumps a summary of the contents of the metadata cache
* to stdout.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: John Mainzer
* Sunday, October 10, 2010
*
*-------------------------------------------------------------------------
*/
herr_t
H5AC_dump_cache(const H5F_t *f)
{
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI(FAIL)
/* Sanity checks */
HDassert(f);
HDassert(f->shared);
HDassert(f->shared->cache);
if(H5C_dump_cache(f->shared->cache, H5F_OPEN_NAME(f)) < 0)
HGOTO_ERROR(H5E_CACHE, H5E_SYSTEM, FAIL, "H5C_dump_cache() failed.")
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* H5AC_dump_cache() */
#endif /* NDEBUG */
/*-------------------------------------------------------------------------
* Function: H5AC__close_trace_file()
*
* Purpose: If a trace file is open, stop logging calls to the cache,
* and close the file.
*
* Note that the function does nothing if there is no trace
* file.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: John Mainzer
* 6/2/06
*
*-------------------------------------------------------------------------
*/
herr_t
H5AC__close_trace_file(H5AC_t *cache_ptr)
{
FILE * trace_file_ptr;
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_PACKAGE
if(cache_ptr == NULL)
HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, FAIL, "NULL cache_ptr on entry.")
if(NULL == (trace_file_ptr = H5C_get_trace_file_ptr(cache_ptr)))
HGOTO_ERROR(H5E_CACHE, H5E_SYSTEM, FAIL, "H5C_get_trace_file_ptr() failed.")
if(trace_file_ptr != NULL) {
if(H5C_set_trace_file_ptr(cache_ptr, NULL) < 0)
HGOTO_ERROR(H5E_CACHE, H5E_SYSTEM, FAIL, "H5C_set_trace_file_ptr() failed.")
if(HDfclose(trace_file_ptr) != 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTCLOSEFILE, FAIL, "can't close metadata cache trace file")
} /* end if */
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* H5AC__close_trace_file() */
/*-------------------------------------------------------------------------
* Function: H5AC__open_trace_file()
*
* Purpose: Open a trace file, and start logging calls to the cache.
*
* This logging is done at the H5C level, and will only take
* place if H5C_TRACE_FILE_ENABLED (defined in H5Cprivate.h)
* is TRUE.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: John Mainzer
* 6/1/06
*
*-------------------------------------------------------------------------
*/
herr_t
H5AC__open_trace_file(H5AC_t *cache_ptr, const char *trace_file_name)
{
char file_name[H5AC__MAX_TRACE_FILE_NAME_LEN + H5C__PREFIX_LEN + 2];
FILE * file_ptr;
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_PACKAGE
HDassert(cache_ptr);
/* Check args */
if(cache_ptr == NULL)
HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, FAIL, "cache_ptr NULL on entry.")
if(trace_file_name == NULL)
HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, FAIL, "NULL trace_file_name on entry.")
if(HDstrlen(trace_file_name) > H5AC__MAX_TRACE_FILE_NAME_LEN)
HGOTO_ERROR(H5E_CACHE, H5E_BADVALUE, FAIL, "trace file name too long.")
if(NULL != (file_ptr = H5C_get_trace_file_ptr(cache_ptr)))
HGOTO_ERROR(H5E_CACHE, H5E_FILEOPEN, FAIL, "trace file already open.")
#ifdef H5_HAVE_PARALLEL
{
H5AC_aux_t * aux_ptr;
aux_ptr = (H5AC_aux_t *)H5C_get_aux_ptr(cache_ptr);
if(aux_ptr == NULL)
sprintf(file_name, "%s", trace_file_name);
else {
if(aux_ptr->magic != H5AC__H5AC_AUX_T_MAGIC)
HGOTO_ERROR(H5E_CACHE, H5E_SYSTEM, FAIL, "Bad aux_ptr->magic.")
sprintf(file_name, "%s.%d", trace_file_name, aux_ptr->mpi_rank);
} /* end else */
if(HDstrlen(file_name) > H5AC__MAX_TRACE_FILE_NAME_LEN + H5C__PREFIX_LEN + 1)
HGOTO_ERROR(H5E_CACHE, H5E_SYSTEM, FAIL, "cooked trace file name too long.")
}
#else /* H5_HAVE_PARALLEL */
HDsnprintf(file_name, (size_t)(H5AC__MAX_TRACE_FILE_NAME_LEN + H5C__PREFIX_LEN + 1),
"%s", trace_file_name);
#endif /* H5_HAVE_PARALLEL */
if((file_ptr = HDfopen(file_name, "w")) == NULL)
HGOTO_ERROR(H5E_FILE, H5E_CANTOPENFILE, FAIL, "trace file open failed.")
HDfprintf(file_ptr, "### HDF5 metadata cache trace file version 1 ###\n");
if(H5C_set_trace_file_ptr(cache_ptr, file_ptr) < 0)
HGOTO_ERROR(H5E_CACHE, H5E_SYSTEM, FAIL, "H5C_set_trace_file_ptr() failed.")
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* H5AC__open_trace_file() */
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