if alreadyFlushed {
		return
	}

	index := cycle % uint32(len(memRecord{}.future))
	lock(&profMemActiveLock)
	lock(&profMemFutureLock[index])
	mProf_FlushLocked(index)
	unlock(&profMemFutureLock[index])
	unlock(&profMemActiveLock)
}

// mProf_FlushLocked flushes the events from the heap profiling cycle at index
// into the active profile. The caller must hold the lock for the active profile