Commit 6646140f authored by unknown's avatar unknown
Browse files

mem0dbg.h, mem0dbg.c: 

  Put back mem_print_info() functions that are used to analyze memory leaks; Marko removed them by accident in his Feb 20th, 2004 patch; these functions are very important for debugging, and should always be kept in the source code base


innobase/mem/mem0dbg.c:
  Put back mem_print_info() functions that are used to analyze memory leaks; Marko removed them by accident in his Feb 20th, 2004 patch; these functions are very important for debugging, and should always be kept in the source code base
innobase/include/mem0dbg.h:
  Put back mem_print_info() functions that are used to analyze memory leaks; Marko removed them by accident in his Feb 20th, 2004 patch; these functions are very important for debugging, and should always be kept in the source code base
parent 1ebf24b9

innobase/include/mem0dbg.h

+13 −0
Original line number Diff line number Diff line
@@ -116,4 +116,17 @@ void 
mem_analyze_corruption(

/*===================*/

	byte*	ptr);	/* in: pointer to place of possible corruption */

/*********************************************************************

Prints information of dynamic memory usage and currently allocated memory

heaps or buffers. Can only be used in the debug version. */



void

mem_print_info(void);

/*================*/

/*********************************************************************

Prints information of dynamic memory usage and currently allocated memory

heaps or buffers since the last ..._print_info or..._print_new_info. */



void

mem_print_new_info(void);

/*====================*/

innobase/mem/mem0dbg.c

+125 −0
Original line number Diff line number Diff line
@@ -797,3 +797,128 @@ mem_analyze_corruption( 
		dist++;

	}

}



/*********************************************************************

Prints information of dynamic memory usage and currently allocated

memory heaps or buffers. Can only be used in the debug version. */

static

void

mem_print_info_low(

/*===============*/

	ibool	print_all)      /* in: if TRUE, all heaps are printed,

				else only the heaps allocated after the

				previous call of this function */	

{

#ifdef UNIV_MEM_DEBUG

	mem_hash_node_t*	node;

	ulint			n_heaps 		= 0;

	ulint			allocated_mem;

	ulint			ph_size;

	ulint			total_allocated_mem 	= 0;

	ibool			error;

	ulint			n_blocks;

#endif

	FILE*			outfile;

	

	/* outfile = fopen("ibdebug", "a"); */



	outfile = stdout;

	

	fprintf(outfile, "\n");	

	fprintf(outfile,

		"________________________________________________________\n");

	fprintf(outfile, "MEMORY ALLOCATION INFORMATION\n\n");



#ifndef UNIV_MEM_DEBUG



	UT_NOT_USED(print_all);



	mem_pool_print_info(outfile, mem_comm_pool);

	

	fprintf(outfile,

		"Sorry, non-debug version cannot give more memory info\n");



	/* fclose(outfile); */

	

	return;

#else

	mutex_enter(&mem_hash_mutex);

	

	fprintf(outfile, "LIST OF CREATED HEAPS AND ALLOCATED BUFFERS: \n\n");



	if (!print_all) {

		fprintf(outfile, "AFTER THE LAST PRINT INFO\n");

	}



	node = UT_LIST_GET_FIRST(mem_all_list_base);



	while (node != NULL) {

		n_heaps++;

		

		if (!print_all && node->nth_heap < mem_last_print_info) {



			goto next_heap;

		}	



		mem_heap_validate_or_print(node->heap, NULL, 

				FALSE, &error, &allocated_mem, 

				&ph_size, &n_blocks);

		total_allocated_mem += allocated_mem;



		fprintf(outfile,

 "%lu: file %s line %lu of size %lu phys.size %lu with %lu blocks, type %lu\n",

				node->nth_heap, node->file_name, node->line, 

				allocated_mem, ph_size, n_blocks,

				(node->heap)->type);

	next_heap:

		node = UT_LIST_GET_NEXT(all_list, node);

	}

	

	fprintf(outfile, "\n");



	fprintf(outfile, "Current allocated memory	  	: %lu\n", 

			mem_current_allocated_memory);

	fprintf(outfile, "Current allocated heaps and buffers	: %lu\n", 

			n_heaps);

	fprintf(outfile, "Cumulative allocated memory	  	: %lu\n", 

			mem_total_allocated_memory);

	fprintf(outfile, "Maximum allocated memory	  	: %lu\n",

			mem_max_allocated_memory);

	fprintf(outfile, "Cumulative created heaps and buffers	: %lu\n", 

			mem_n_created_heaps);

	fprintf(outfile, "Cumulative number of allocations	: %lu\n", 

			mem_n_allocations);



	mem_last_print_info = mem_n_created_heaps;



	mutex_exit(&mem_hash_mutex);



	mem_pool_print_info(outfile, mem_comm_pool);

	

/*	mem_validate(); */



/* 	fclose(outfile); */

#endif

}



/*********************************************************************

Prints information of dynamic memory usage and currently allocated memory

heaps or buffers. Can only be used in the debug version. */



void

mem_print_info(void)

/*================*/

{

	mem_print_info_low(TRUE);

}



/*********************************************************************

Prints information of dynamic memory usage and currently allocated memory

heaps or buffers since the last ..._print_info or..._print_new_info. */



void

mem_print_new_info(void)

/*====================*/

{

	mem_print_info_low(FALSE);

}