#include "galois/substrate/EnvCheck.h"
#include "galois/substrate/HWTopo.h"
#include "galois/substrate/SimpleLock.h"
#include "galois/gIO.h"
#include <mach/mach_interface.h>
#include <mach/thread_policy.h>
#include <sys/types.h>
#include <sys/sysctl.h>
#include <algorithm>
#include <memory>
#include <mutex>
#include <pthread.h>