From aec6e8a961ea22af9e144b46134bbaa9fb56e0fd Mon Sep 17 00:00:00 2001 From: minghaoBD <79566150+minghaoBD@users.noreply.github.com> Date: Thu, 6 Jan 2022 11:28:42 +0800 Subject: [PATCH] [Paddle-ASP]Asp sharding (#37725) --- .../meta_optimizers/sharding_optimizer.py | 1 + python/paddle/fluid/contrib/sparsity/asp.py | 24 +++- .../asp/test_fleet_with_asp_sharding.py | 120 ++++++++++++++++++ .../unittests/fleet_meta_optimizer_base.py | 2 + .../test_fleet_sharding_meta_optimizer.py | 47 +++++++ 5 files changed, 189 insertions(+), 5 deletions(-) create mode 100644 python/paddle/fluid/tests/unittests/asp/test_fleet_with_asp_sharding.py diff --git a/python/paddle/distributed/fleet/meta_optimizers/sharding_optimizer.py b/python/paddle/distributed/fleet/meta_optimizers/sharding_optimizer.py index 8b75c57fab..52468ab533 100755 --- a/python/paddle/distributed/fleet/meta_optimizers/sharding_optimizer.py +++ b/python/paddle/distributed/fleet/meta_optimizers/sharding_optimizer.py @@ -53,6 +53,7 @@ class ShardingOptimizer(MetaOptimizerBase): "AMPOptimizer", "LarsOptimizer", "LambOptimizer", + "ASPOptimizer", # "ModelParallelOptimizer", # "PipelineOptimizer", ] diff --git a/python/paddle/fluid/contrib/sparsity/asp.py b/python/paddle/fluid/contrib/sparsity/asp.py index 61e3a61fc9..937fcdf046 100644 --- a/python/paddle/fluid/contrib/sparsity/asp.py +++ b/python/paddle/fluid/contrib/sparsity/asp.py @@ -16,12 +16,17 @@ Functions for Auto SParsity (ASP) training and inference. """ +import os import copy import numpy as np import paddle from paddle.fluid import global_scope, program_guard, layers from paddle.fluid.initializer import ConstantInitializer from paddle.fluid.contrib import sparsity +from paddle.fluid import core + +OpRole = core.op_proto_and_checker_maker.OpRole +OP_ROLE_KEY = core.op_proto_and_checker_maker.kOpRoleAttrName() __all__ = [ 'decorate', 'prune_model', 'set_excluded_layers', 'reset_excluded_layers' @@ -150,7 +155,8 @@ def prune_model(main_program=None, n=2, m=4, mask_algo='mask_1d', - with_mask=True): + with_mask=True, + sharding=False): r""" Pruning parameters of supported layers in :attr:`main_program` via specified mask generation function given by :attr:`mask_algo`. This @@ -173,6 +179,7 @@ def prune_model(main_program=None, mask_algo (string, optional): The function name to generate spase mask. Default is `mask_1d`. The vaild inputs should be one of 'mask_1d', 'mask_2d_greedy' and 'mask_2d_best'. with_mask (bool, optional): To prune mask Variables related to parameters or not. Ture is purning also, False is not. Defalut is True. + sharding (bool, optional): Whether to turn on sharding (model parallel) during training. Please consider turning it ON when encountering OOM using sharding. Default is False. Returns: dictionary: A dictionary with key: `parameter name` (string) and value: its corresponding mask Variable. Examples: @@ -214,8 +221,12 @@ def prune_model(main_program=None, # Must call `exe.run(startup_program)` first before calling `sparsity.prune_model` sparsity.prune_model(main_program, mask_algo='mask_2d_best') """ - device = paddle.device.get_device() - place = paddle.set_device(device) + if sharding: + gpu_id = int(os.environ.get('FLAGS_selected_gpus', 0)) + place = paddle.CUDAPlace(gpu_id) + else: + device = paddle.device.get_device() + place = paddle.set_device(device) MaskAlgo_mapping = { 'mask_1d': sparsity.MaskAlgo.MASK_1D, @@ -528,8 +539,11 @@ class ASPHelper(object): 'Y': asp_info.mask_vars[param_grad[0].name] }, outputs={'Out': param_grad[0]}, - attrs={'axis': -1, - 'use_mkldnn': False}) + attrs={ + 'axis': -1, + 'use_mkldnn': False, + OP_ROLE_KEY: OpRole.Optimize + }) class OptimizerWithSparsityGuarantee(object): diff --git a/python/paddle/fluid/tests/unittests/asp/test_fleet_with_asp_sharding.py b/python/paddle/fluid/tests/unittests/asp/test_fleet_with_asp_sharding.py new file mode 100644 index 0000000000..dd609d3ae2 --- /dev/null +++ b/python/paddle/fluid/tests/unittests/asp/test_fleet_with_asp_sharding.py @@ -0,0 +1,120 @@ +# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved. +# Copyright (c) 2021 NVIDIA Corporation. All rights reserved. +# +# 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 paddle.distributed.fleet as fleet +import paddle.distributed.fleet.base.role_maker as role_maker +import unittest +import paddle +import paddle.fluid as fluid +import paddle.fluid.core as core +import os +import sys +from paddle.static import sparsity +from paddle.fluid.contrib.sparsity.asp import ASPHelper +import numpy as np +cuda_visible_devices = os.getenv('CUDA_VISIBLE_DEVICES') +if cuda_visible_devices is None or cuda_visible_devices == "": + os.environ['CUDA_VISIBLE_DEVICES'] = '0' +else: + os.environ['CUDA_VISIBLE_DEVICES'] = cuda_visible_devices.split(',')[0] + +paddle.enable_static() + + +class TestFleetWithASPSharding(unittest.TestCase): + def setUp(self): + os.environ["PADDLE_TRAINER_ENDPOINTS"] = "127.0.0.1:36213" + os.environ["PADDLE_CURRENT_ENDPOINTS"] = "127.0.0.1:36213" + os.environ["PADDLE_TRAINERS_NUM"] = "1" + os.environ["PADDLE_TRAINER_ID"] = "0" + + os.environ['FLAGS_enable_parallel_graph'] = "0" + os.environ['FLAGS_fraction_of_gpu_memory_to_use'] = "0.1" + os.environ['FLAGS_sync_nccl_allreduce'] = "1" + os.environ['FLAGS_eager_delete_tensor_gb'] = "0" + os.environ['FLAGS_fuse_parameter_memory_size'] = "32" + os.environ['FLAGS_fuse_parameter_groups_size'] = "50" + os.environ['FLAGS_check_nan_inf'] = "0" + + def net(self, main_prog, startup_prog): + with fluid.program_guard(main_prog, startup_prog): + input_x = paddle.static.data( + name="x", shape=[-1, 32], dtype='float32') + input_y = paddle.static.data(name="y", shape=[-1, 1], dtype='int64') + + fc_1 = fluid.layers.fc(input=input_x, size=64, act='tanh') + fc_2 = fluid.layers.fc(input=fc_1, size=64, act='tanh') + fc_3 = fluid.layers.fc(input=fc_2, size=64, act='tanh') + fc_4 = fluid.layers.fc(input=fc_3, size=64, act='tanh') + prediction = fluid.layers.fc(input=fc_4, size=2, act='softmax') + cost = fluid.layers.cross_entropy(input=prediction, label=input_y) + avg_cost = paddle.mean(x=cost) + + dist_strategy = paddle.distributed.fleet.DistributedStrategy() + dist_strategy.sharding = True + dist_strategy.sharding_configs = { + "sharding_segment_strategy": "segment_broadcast_MB", + "segment_broadcast_MB": 32, + "segment_anchors": None, + "sharding_degree": 8, + "mp_degree": 1, + "hybrid_dp": False, + "gradient_merge_acc_step": 1 + } + dist_strategy.nccl_comm_num = 1 + dist_strategy.asp = True + return avg_cost, dist_strategy, input_x, input_y + + def test_with_asp_sharding(self): + if sys.platform == 'win32': + return + print(sys.platform) + fleet.init(is_collective=True) + train_prog, startup_prog = fluid.Program(), fluid.Program() + avg_cost, strategy, input_x, input_y = self.net(train_prog, + startup_prog) + + with fluid.program_guard(train_prog, startup_prog): + optimizer = paddle.fluid.optimizer.SGD(learning_rate=0.01) + optimizer = fleet.distributed_optimizer( + optimizer, strategy=strategy) + optimizer.minimize(avg_cost) + + if paddle.fluid.is_compiled_with_cuda(): + place = fluid.CUDAPlace( + int(os.environ.get('FLAGS_selected_gpus', 0))) + else: + place = fluid.CPUPlace() + + exe = fluid.Executor(place) + feeder = fluid.DataFeeder(feed_list=[input_x, input_y], place=place) + exe.run(startup_prog) + + sparsity.prune_model(train_prog, sharding=True) + + data = (np.random.randn(64, 32), np.random.randint(2, size=(64, 1))) + exe.run(train_prog, feed=feeder.feed([data])) + + for param in train_prog.global_block().all_parameters(): + if ASPHelper._is_supported_layer(train_prog, param.name): + mat = np.array(fluid.global_scope().find_var(param.name) + .get_tensor()) + self.assertTrue( + paddle.fluid.contrib.sparsity.check_sparsity( + mat.T, n=2, m=4)) + + +if __name__ == "__main__": + unittest.main() diff --git a/python/paddle/fluid/tests/unittests/fleet_meta_optimizer_base.py b/python/paddle/fluid/tests/unittests/fleet_meta_optimizer_base.py index 6150df5c29..83d53cc22a 100755 --- a/python/paddle/fluid/tests/unittests/fleet_meta_optimizer_base.py +++ b/python/paddle/fluid/tests/unittests/fleet_meta_optimizer_base.py @@ -229,5 +229,7 @@ class TestFleetMetaOptimizer(unittest.TestCase): "micro_batch_size": 2, "accumulate_steps": 4, } + elif name == 'asp': + strategy.asp = True else: raise NotImplementedError() diff --git a/python/paddle/fluid/tests/unittests/test_fleet_sharding_meta_optimizer.py b/python/paddle/fluid/tests/unittests/test_fleet_sharding_meta_optimizer.py index c7eaf4e0ff..42ec81ad9d 100755 --- a/python/paddle/fluid/tests/unittests/test_fleet_sharding_meta_optimizer.py +++ b/python/paddle/fluid/tests/unittests/test_fleet_sharding_meta_optimizer.py @@ -190,6 +190,53 @@ class TestFleetShardingMetaOptimizer(TestFleetMetaOptimizer): 'momentum', 'momentum' ]) + def test_sharding_amp_asp_optimizer(self): + train_prog, startup_prog = paddle.fluid.Program(), paddle.fluid.Program( + ) + avg_cost, strategy = self.net(train_prog, startup_prog) + self.set_strategy(strategy, 'sharding') + self.set_strategy(strategy, 'amp') + self.set_strategy(strategy, 'asp') + self.optimizer(avg_cost, strategy, train_prog, startup_prog) + + ops = [op.type for op in avg_cost.block.ops] + vars = [x.name for x in train_prog.list_vars()] + parameters = [ + x.name for x in train_prog.list_vars() if x.persistable == True + ] + + self.assertIn('@BroadCast', ''.join(vars)) + self.assertIn('cast', ops) + self.assertIn('check_finite_and_unscale', ops) + + self.assertEqual( + set(parameters), + set([ + 'fc_2.b_0', 'num_good_steps_0', 'fc_2.w_0', 'loss_scaling_0', + 'num_bad_steps_0', 'fc_2.w_0_velocity_0', 'fc_2.w_0_asp_mask', + 'learning_rate_0', 'fc_1.b_0', 'fc_1.w_0_asp_mask', + 'fc_0.w_0_asp_mask', 'fc_1.b_0_velocity_0', + 'fc_2.b_0_velocity_0' + ])) + self.assertEqual(ops, [ + 'cast', 'cast', 'cast', 'fill_constant', 'fill_constant', + 'fill_constant', 'c_sync_calc_stream', 'c_broadcast', 'c_broadcast', + 'c_broadcast', 'c_broadcast', 'c_broadcast', 'c_broadcast', + 'c_sync_comm_stream', 'cast', 'mul', 'elementwise_add', 'cast', + 'tanh', 'cast', 'mul', 'elementwise_add', 'cast', 'tanh', 'cast', + 'mul', 'elementwise_add', 'softmax', 'cast', 'cross_entropy2', + 'mean', 'elementwise_mul', 'fill_constant', 'elementwise_mul_grad', + 'mean_grad', 'cross_entropy_grad2', 'cast', 'softmax_grad', + 'elementwise_add_grad', 'mul_grad', 'cast', 'tanh_grad', 'cast', + 'elementwise_add_grad', 'mul_grad', 'cast', 'tanh_grad', 'cast', + 'elementwise_add_grad', 'mul_grad', 'c_sync_calc_stream', + 'c_reduce_sum', 'c_reduce_sum', 'c_reduce_sum', 'c_reduce_sum', + 'c_reduce_sum', 'c_reduce_sum', 'c_sync_comm_stream', 'cast', + 'cast', 'cast', 'check_finite_and_unscale', 'cast', + 'c_allreduce_max', 'cast', 'update_loss_scaling', 'momentum', + 'momentum', 'momentum', 'elementwise_mul' + ]) + def test_sharding_weight_decay(self): train_prog, startup_prog = paddle.fluid.Program(), paddle.fluid.Program( ) -- GitLab