xbt_dict_t allocs = NULL; /* Allocated on first use */
xbt_dict_t samples = NULL; /* Allocated on first use */
xbt_dict_t calls = NULL; /* Allocated on first use */
xbt_dict_t allocs = NULL; /* Allocated on first use */
xbt_dict_t samples = NULL; /* Allocated on first use */
xbt_dict_t calls = NULL; /* Allocated on first use */