// Allocate an item in the storage
	if _, err := storage.Allocate(2); err != nil {
		t.Fatal(err)
	}

	// Release the item in the local bitmap
	// emulating it's out of sync with the storage
	err := backing.Release(2)
	if err != nil {
		t.Fatal(err)
	}

	// It should fail trying to allocate it deespite it's free
	// in the local bitmap because it's not in the storage
	ok, err := storage.Allocate(2)

		t.Fatalf("unexpected error: %v", err)
	}

	// Allocate a port inside the valid port range
	if err := storage.Allocate(30100); err != nil {
		t.Fatal(err)
	}

	// Try to allocate the same port in the local bitmap
	// The local bitmap stores the offset of the port
	// offset = port - base (30100 - 30000 = 100)
	ok, err := backing.Allocate(100)
	if err != nil {
		t.Fatal(err)
	}

		return nil
	}

	return errors
}

// Allocates a port, and record it for future rollback
func (op *PortAllocationOperation) Allocate(port int) error {
	if op.dryRun {
		if op.pa.Has(port) {
			return ErrAllocated
		}
		for _, a := range op.allocated {
			if port == a {
				return ErrAllocated
			}
		}
		op.allocated = append(op.allocated, port)
		return nil
	}

		if !storage.Has(netutils.ParseIPSloppy(ip)) {
			t.Errorf("IP %s expected to be allocated", ip)
		}
	}

	// allocate all addresses on the static block
	for i := 0; i < dynamicOffset; i++ {
		ip := fmt.Sprintf("192.168.1.%d", i+1)
		if err := storage.Allocate(netutils.ParseIPSloppy(ip)); err != nil {
			t.Errorf("Unexpected error trying to allocate IP %s: %v", ip, err)
		}
	}
	if _, err := storage.AllocateNext(); err == nil {

	target := &Allocator{}

	for i := 0; i < iterations; i++ {
		bytesToAllocate := rand.Intn(maxBytes)
		buff := target.Allocate(uint64(bytesToAllocate))
		if cap(buff) < bytesToAllocate {
			t.Fatalf("expected the buffer to allocate: %v bytes whereas it allocated: %v bytes", bytesToAllocate, cap(buff))
		}
		if len(buff) != bytesToAllocate {

	if err != nil {
		t.Errorf("expected no error but got: %v", err)
	}

	// Try to allocate the returned port using the same operation
	if e, a := ErrAllocated, op.Allocate(port); e != a {
		t.Errorf("expected %v but got: %v", e, a)
	}

	// AllocateNext with a previously used dry run operation
	op = StartOperation(r, true)
	_ = op.Allocate(12345)
	port, err = op.AllocateNext()
	if port == 0 {

	},
}

// Allocator knows how to allocate memory
// It exists to make the cost of object serialization cheaper.
// In some cases, it allows for allocating memory only once and then reusing it.
// This approach puts less load on GC and leads to less fragmented memory in general.
type Allocator struct {
	buf []byte
}

var _ MemoryAllocator = &Allocator{}

}

func (c *Controller) NodeIsSuitable(ctx context.Context, model Model) (bool, error) {
	indices, err := c.allocate(ctx, model)
	return len(indices) == len(c.requests), err
}

func (c *Controller) Allocate(ctx context.Context, model Model) ([]*resourceapi.NamedResourcesAllocationResult, error) {
	indices, err := c.allocate(ctx, model)
	if err != nil {
		return nil, err
	}
	if len(indices) != len(c.requests) {

		}

		// Add the existing block to the full list.
		block.next = a.full
		a.full = block
	}

	// Allocate a new block.
	block = (*traceRegionAllocBlock)(sysAlloc(unsafe.Sizeof(traceRegionAllocBlock{}), &memstats.other_sys))
	if block == nil {
		throw("traceRegion: out of memory")
	}

	// Allocate space for our current request, so we always make
	// progress.
	block.off.Store(n)

		// include valid port range in error
		validPorts := r.portRange.String()
		return &ErrNotInRange{validPorts}
	}

	allocated, err := r.alloc.Allocate(offset)
	if err != nil {
		// update metrics
		r.metrics.incrementAllocationErrors("static")
		return err
	}
	if !allocated {
		// update metrics
		r.metrics.incrementAllocationErrors("static")
		return ErrAllocated
	}

	// update metrics