有个问题想请教一下

[uiy2021]

ResourceExhaustedError: Fail to alloc memory of 524288000 size.
[Hint: p should not be null.] (at ..\paddle\fluid\memory\allocation\system_allocator.cc:75)
[operator < batch_norm > error]
我的model_training.py运行时出现这个错误，应该怎么办？