#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>

int
main(int ac, char *av[])
{
    size_t i, b = atol(av[1]);
    char *p = malloc(b);
    printf("Allocated %ld bytes\n", b);

    for (i = 0; i < b; i += 4096)
        p[i] = 0;
    
    printf("Touched %ld bytes, now sleeping\n", b);
    while (1)
        sleep (1);
}