mindspore2022/tests/ut/python/parallel/test_parallel_moe.py

227 lines
9.1 KiB
Python

# Copyright 2021 Huawei Technologies Co., Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import pytest
import numpy as np
import mindspore.common.dtype as mstype
import mindspore.nn as nn
import mindspore.ops as P
from mindspore import Tensor
from mindspore.context import set_auto_parallel_context, ParallelMode
from mindspore.ops import composite as C
from mindspore.ops import functional as F
from mindspore.parallel.nn import Transformer, TransformerOpParallelConfig, MoEConfig, CrossEntropyLoss
from mindspore.nn.optim import AdamWeightDecay
from mindspore.nn.wrap.cell_wrapper import TrainOneStepCell, _VirtualDatasetCell
from mindspore.train import Model
from tests.dataset_mock import MindData
from tests.ut.python.ops.test_math_ops import VirtualLoss
grad_all = C.GradOperation(get_all=True)
class Dataset(MindData):
def __init__(self, *inputs, length=3):
super(Dataset, self).__init__(size=length)
self.inputs = inputs
self.index = 0
self.length = length
def __iter__(self):
return self
def __next__(self):
if self.index >= self.length:
raise StopIteration
self.index += 1
return self.inputs
def reset(self):
self.index = 0
config = TransformerOpParallelConfig(data_parallel=2, model_parallel=8, vocab_emb_dp=False)
moe_config = MoEConfig(expert_num=4, num_experts_chosen=3)
class NetWithLossFiveInputs(nn.Cell):
def __init__(self, network):
super(NetWithLossFiveInputs, self).__init__()
self.loss = VirtualLoss()
self.network = network
def construct(self, x1, x2, x3, x4, x5):
predict, _, _, _ = self.network(x1, x2, x3, x4, x5)
return self.loss(predict)
def test_transformer_model():
"""
Feature: Test Transformer+MoE, with All2All enabled.
Description: 3-dim input.
Expectation: Successful graph compilation with All2All included.
"""
set_auto_parallel_context(device_num=16, global_rank=0,
full_batch=True, enable_alltoall=True,
parallel_mode=ParallelMode.SEMI_AUTO_PARALLEL)
net = Transformer(encoder_layers=1,
decoder_layers=1,
batch_size=2,
src_seq_length=20,
tgt_seq_length=10,
hidden_size=64,
num_heads=8,
ffn_hidden_size=64,
moe_config=moe_config,
parallel_config=config)
net = _VirtualDatasetCell(net)
encoder_input_value = Tensor(np.ones((2, 20, 64)), mstype.float32)
encoder_input_mask = Tensor(np.ones((2, 20, 20)), mstype.float16)
decoder_input_value = Tensor(np.ones((2, 10, 64)), mstype.float32)
decoder_input_mask = Tensor(np.ones((2, 10, 10)), mstype.float16)
memory_mask = Tensor(np.ones((2, 10, 20)), mstype.float16)
net = NetWithLossFiveInputs(net)
params = net.trainable_params()
optimizer = AdamWeightDecay(params)
dataset = Dataset(encoder_input_value, encoder_input_mask, decoder_input_value, decoder_input_mask,
memory_mask)
net_with_grad = TrainOneStepCell(net, optimizer=optimizer)
model = Model(net_with_grad)
model.train(1, dataset, dataset_sink_mode=False)
def test_transformer_model_2d():
"""
Feature: Test Transformer+MoE, with All2All enabled.
Description: 2-dim input.
Expectation: Successful graph compilation with All2All included.
"""
set_auto_parallel_context(device_num=16, global_rank=0,
full_batch=True, enable_alltoall=True,
parallel_mode=ParallelMode.SEMI_AUTO_PARALLEL)
net = Transformer(encoder_layers=1,
decoder_layers=1,
batch_size=2,
src_seq_length=20,
tgt_seq_length=10,
hidden_size=64,
num_heads=8,
ffn_hidden_size=64,
moe_config=moe_config,
parallel_config=config)
net = _VirtualDatasetCell(net)
encoder_input_value = Tensor(np.ones((40, 64)), mstype.float32)
encoder_input_mask = Tensor(np.ones((2, 20, 20)), mstype.float16)
decoder_input_value = Tensor(np.ones((20, 64)), mstype.float32)
decoder_input_mask = Tensor(np.ones((2, 10, 10)), mstype.float16)
memory_mask = Tensor(np.ones((2, 10, 20)), mstype.float16)
net = NetWithLossFiveInputs(net)
params = net.trainable_params()
optimizer = AdamWeightDecay(params)
dataset = Dataset(encoder_input_value, encoder_input_mask, decoder_input_value, decoder_input_mask,
memory_mask)
net_with_grad = TrainOneStepCell(net, optimizer=optimizer)
model = Model(net_with_grad)
model.train(1, dataset, dataset_sink_mode=False)
class TransformerNet(nn.Cell):
"""Transformer with loss"""
def __init__(self, en_layer, de_layer, parallel_config):
super(TransformerNet, self).__init__()
self.network = Transformer(encoder_layers=en_layer,
decoder_layers=de_layer,
batch_size=2,
src_seq_length=20,
tgt_seq_length=10,
hidden_size=64,
num_heads=8,
ffn_hidden_size=64,
moe_config=moe_config,
parallel_config=parallel_config)
self.loss = CrossEntropyLoss(parallel_config=parallel_config.dp_mp_config)
def construct(self, x1, x2, x3, x4, x5, y, mask):
predict, _, _ = self.network(x1, x2, x3, x4, x5)
predict = P.Reshape()(predict, (-1, F.shape(predict)[-1]))
return self.loss(predict, y, mask)
def moe_with_loss_plus_mutiparallel(local_parallel_config):
set_auto_parallel_context(device_num=16, enable_alltoall=True,
full_batch=True, global_rank=0, parallel_mode=ParallelMode.SEMI_AUTO_PARALLEL)
encoder_input_value = Tensor(np.ones((2, 20, 64)), mstype.float32)
encoder_input_mask = Tensor(np.ones((2, 20, 20)), mstype.float16)
decoder_input_value = Tensor(np.ones((2, 10, 64)), mstype.float32)
decoder_input_mask = Tensor(np.ones((2, 10, 10)), mstype.float16)
memory_mask = Tensor(np.ones((2, 10, 20)), mstype.float16)
label = Tensor(np.ones((20,)), mstype.int32)
input_mask = Tensor(np.ones((20,)), mstype.float32)
net = TransformerNet(en_layer=1, de_layer=1, parallel_config=local_parallel_config)
net = _VirtualDatasetCell(net)
params = net.trainable_params()
optimizer = AdamWeightDecay(params)
dataset = Dataset(encoder_input_value, encoder_input_mask, decoder_input_value, decoder_input_mask,
memory_mask, label, input_mask)
net_with_grad = TrainOneStepCell(net, optimizer=optimizer)
model = Model(net_with_grad)
model.train(1, dataset, dataset_sink_mode=False)
def test_moe_expert_parallel1():
"""
Feature: Test Transformer+MoE for data_parallel plus expert_parallel, with All2All enabled.
Description: 3-dim input.
Expectation: Successful graph compilation with All2All included.
"""
local_p_config = TransformerOpParallelConfig(data_parallel=2, model_parallel=4, expert_parallel=2)
moe_with_loss_plus_mutiparallel(local_p_config)
def test_moe_expert_parallel2():
"""
Feature: Test Transformer+MoE for data_parallel plus expert_parallel, with All2All enabled.
Description: 3-dim input.
Expectation: Successful graph compilation with All2All included.
"""
local_p_config = TransformerOpParallelConfig(data_parallel=2, model_parallel=8, expert_parallel=1)
moe_with_loss_plus_mutiparallel(local_p_config)
def test_moe_expert_parallel3():
"""
Feature: Test Transformer+MoE for data_parallel plus expert_parallel, with All2All enabled.
Description: 3-dim input.
Expectation: Successful graph compilation.
"""
local_p_config = TransformerOpParallelConfig(data_parallel=1, model_parallel=8, expert_parallel=2)
with pytest.raises(ValueError):
moe_with_loss_plus_mutiparallel(local_p_config)
def test_moe_expert_parallel_exception():
"""
Feature: Test Transformer+MoE for data_parallel plus expert_parallel, with All2All enabled.
Description: data_parallel*model_parallel*expert_parallel > device_num
Expectation: Raise ValueError.
"""
local_p_config = TransformerOpParallelConfig(data_parallel=1, model_parallel=8, expert_parallel=4)
with pytest.raises(ValueError):
moe_with_loss_plus_mutiparallel(local_p_config)