jemalooc

g++ main.c -o main -Llib -ljemalloc -ldl -lpthread

#include <stdio.h>
#include <stdlib.h>
#include "include/jemalloc/jemalloc.h"

typedef struct T1
{
    char c[4];
} T1;

void print_my_jemalloc_data(void *opaque, const char *buf);

int main()
{
    //for (int i=0; i<50; ++i)
    //{
    //    void* v = malloc(sizeof(T1));
    //}

    void* v = malloc(sizeof(T1));

    malloc_stats_print(NULL, NULL, NULL);

    return 0;
}

void print_my_jemalloc_data(void *opaque,const char *buf)
{
   printf("%s", buf);
}