mbed_example / Mbed OS heap_stats_example

Example to demonstrate usage of heap stats

Fork of memory_tracing_example by mbed_example

main.cpp

Committer:
deepikabhavnani
Date:
2018-08-30
Revision:
3:c084f1df237e
Parent:
2:cbb9a9884f45

File content as of revision 3:c084f1df237e:

#include "mbed.h"
#include "mbed_stats.h"

int main(void)
{
    mbed_stats_heap_t heap_stats;

    printf("Starting heap stats example\r\n");
    mbed_stats_heap_get(&heap_stats);
    printf("Start; Current heap: %lu\n", heap_stats.current_size);
    printf("Start; Max heap size: %lu\n", heap_stats.max_size);

    printf("\nAllocating 1000 bytes\n");
    void *allocation = malloc(1000);

    mbed_stats_heap_get(&heap_stats);
    printf("Post-Alloc; Current heap: %lu\n", heap_stats.current_size);
    printf("Post-Alloc; Max heap size: %lu\n", heap_stats.max_size);

    free(allocation);
    printf("\nFreed 1000 bytes\n");

    mbed_stats_heap_get(&heap_stats);
    printf("Post-Free; Current heap: %lu\n", heap_stats.current_size);
    printf("Post-Free; Max heap size: %lu\n", heap_stats.max_size);
    
}