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Paddle/python/paddle/fluid/tests/unittests/test_distributed_strategy.py

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# Copyright (c) 2019 PaddlePaddle Authors. 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 unittest
import paddle.fluid as fluid
from paddle.fluid.transpiler.distribute_transpiler import DistributeTranspilerConfig, ServerRuntimeConfig
from paddle.fluid.incubate.fleet.parameter_server.distribute_transpiler.distributed_strategy import StrategyFactory
from paddle.fluid.incubate.fleet.parameter_server.distribute_transpiler import fleet
import paddle.fluid.incubate.fleet.base.role_maker as role_maker
import os
class TestStrategyFactor(unittest.TestCase):
def test_sync_strategy(self):
os.environ['CPU_NUM'] = "2"
strategy = StrategyFactory.create_sync_strategy()
self.assertEqual(strategy._program_config.sync_mode, False)
self.assertEqual(strategy._program_config.runtime_split_send_recv, True)
self.assertEqual(strategy._build_strategy.async_mode, True)
self.assertEqual(strategy._execute_strategy.num_threads, 2)
# test set_program_config using DistributeTranspilerConfig()
program_config_class = DistributeTranspilerConfig()
program_config_class.min_block_size = 81920
strategy.set_program_config(program_config_class)
program_config = strategy.get_program_config()
self.assertEqual(program_config.min_block_size, 81920)
# test set_program_config using dict
program_config_dict = dict()
program_config_dict['min_block_size'] = 8192
strategy.set_program_config(program_config_dict)
program_config = strategy.get_program_config()
self.assertEqual(program_config.min_block_size, 8192)
# test set_program_config exception
program_config_dict['unknown'] = None
self.assertRaises(Exception, strategy.set_program_config,
program_config_dict)
program_config_illegal = None
self.assertRaises(Exception, strategy.set_program_config,
program_config_illegal)
trainer_runtime_config = strategy.get_trainer_runtime_config()
trainer_runtime_config.runtime_configs[
'communicator_send_queue_size'] = '50'
runtime_configs = trainer_runtime_config.get_communicator_flags()
self.assertIn('communicator_send_queue_size', runtime_configs)
self.assertNotIn('communicator_independent_recv_thread',
runtime_configs)
self.assertEqual(runtime_configs['communicator_send_queue_size'], '2')
def test_geo_strategy(self):
strategy = StrategyFactory.create_geo_strategy(5)
self.assertEqual(strategy._program_config.sync_mode, False)
self.assertEqual(strategy._program_config.runtime_split_send_recv, True)
self.assertEqual(strategy._program_config.geo_sgd_mode, True)
self.assertEqual(strategy._program_config.geo_sgd_need_push_nums, 5)
self.assertEqual(strategy._build_strategy.async_mode, True)
# test set_build_strategy using fluid.BuildStrategy
build_strategy_class = fluid.BuildStrategy()
build_strategy_class.memory_optimize = False
strategy.set_build_strategy(build_strategy_class)
build_strategy = strategy.get_build_strategy()
self.assertEqual(build_strategy.memory_optimize, False)
# test set_build_strategy using dict
build_strategy_dict = dict()
build_strategy_dict['memory_optimize'] = True
strategy.set_build_strategy(build_strategy_dict)
build_strategy = strategy.get_build_strategy()
self.assertEqual(build_strategy.memory_optimize, True)
# test set_build_strategy exception
build_strategy_dict['unknown'] = None
self.assertRaises(Exception, strategy.set_build_strategy,
build_strategy_dict)
build_strategy_illegal = None
self.assertRaises(Exception, strategy.set_build_strategy,
build_strategy_illegal)
os.environ["CPU_NUM"] = '100'
trainer_runtime_config = strategy.get_trainer_runtime_config()
runtime_configs = trainer_runtime_config.get_communicator_flags()
self.assertIn('communicator_thread_pool_size', runtime_configs)
self.assertIn('communicator_send_wait_times', runtime_configs)
self.assertNotIn('communicator_independent_recv_thread',
runtime_configs)
def test_async_strategy(self):
os.environ["CPU_NUM"] = '100'
strategy = StrategyFactory.create_async_strategy()
self.assertEqual(strategy._program_config.sync_mode, False)
self.assertEqual(strategy._program_config.runtime_split_send_recv, True)
self.assertEqual(strategy._build_strategy.async_mode, True)
trainer_runtime_config = strategy.get_trainer_runtime_config()
self.assertEqual(trainer_runtime_config.runtime_configs[
'communicator_send_queue_size'], '100')
# test set_trainer_runtime_config using dict
trainer_runtime_config_dict = dict()
trainer_runtime_config_dict['communicator_send_queue_size'] = '20'
strategy.set_trainer_runtime_config(trainer_runtime_config_dict)
trainer_runtime_config = strategy.get_trainer_runtime_config()
trainer_communicator_flags = trainer_runtime_config.get_communicator_flags(
)
self.assertIn('communicator_send_queue_size',
trainer_communicator_flags)
self.assertEqual(
trainer_communicator_flags['communicator_send_queue_size'], '20')
# test set_trainer_runtime_config exception
trainer_runtime_config_dict['unknown'] = None
self.assertRaises(Exception, strategy.set_trainer_runtime_config,
trainer_runtime_config_dict)
trainer_runtime_config_illegal = None
self.assertRaises(Exception, strategy.set_trainer_runtime_config,
trainer_runtime_config_illegal)
# test set_execute_strategy using fluid.ExecutionStrategy
exec_strategy_class = fluid.ExecutionStrategy()
exec_strategy_class.num_threads = 4
strategy.set_execute_strategy(exec_strategy_class)
exec_strategy = strategy.get_execute_strategy()
self.assertEqual(exec_strategy.num_threads, 4)
# test set_execute_strategy using dict
exec_strategy_dict = dict()
exec_strategy_dict['num_threads'] = 8
strategy.set_execute_strategy(exec_strategy_dict)
exec_strategy = strategy.get_execute_strategy()
self.assertEqual(exec_strategy.num_threads, 8)
# test set_execute_strategy exception
exec_strategy_dict['unknown'] = None
self.assertRaises(Exception, strategy.set_execute_strategy,
exec_strategy_dict)
exec_strategy_illegal = None
self.assertRaises(Exception, strategy.set_execute_strategy,
exec_strategy_illegal)
def test_half_async_strategy(self):
strategy = StrategyFactory.create_half_async_strategy()
self.assertEqual(strategy._program_config.sync_mode, False)
self.assertEqual(strategy._program_config.runtime_split_send_recv, True)
self.assertEqual(strategy._build_strategy.async_mode, True)
# test set_server_runtime_config using ServerRuntimeConfig
server_runtime_config_class = ServerRuntimeConfig()
server_runtime_config_class._rpc_send_thread_num = 24
strategy.set_server_runtime_config(server_runtime_config_class)
server_runtime_config = strategy.get_server_runtime_config()
self.assertEqual(server_runtime_config._rpc_send_thread_num, 24)
# test set_server_runtime_config using dict
server_runtime_config_dict = dict()
server_runtime_config_dict['_rpc_send_thread_num'] = 20
strategy.set_server_runtime_config(server_runtime_config_dict)
server_runtime_config = strategy.get_server_runtime_config()
self.assertEqual(server_runtime_config._rpc_send_thread_num, 20)
# test set_server_runtime_config exception
server_runtime_config_dict['unknown'] = None
self.assertRaises(Exception, strategy.set_server_runtime_config,
server_runtime_config_dict)
server_runtime_config_illegal = None
self.assertRaises(Exception, strategy.set_server_runtime_config,
server_runtime_config_illegal)
os.environ["CPU_NUM"] = '100'
trainer_runtime_config = strategy.get_trainer_runtime_config()
trainer_runtime_config.runtime_configs[
'communicator_send_queue_size'] = '50'
runtime_configs = trainer_runtime_config.get_communicator_flags()
self.assertIn('communicator_send_queue_size', runtime_configs)
self.assertNotIn('communicator_independent_recv_thread',
runtime_configs)
self.assertEqual(runtime_configs['communicator_send_queue_size'], '100')
class TestCreateDefaultStrategy(unittest.TestCase):
def test_default_strategy(self):
role = role_maker.UserDefinedRoleMaker(
current_id=0,
role=role_maker.Role.WORKER,
worker_num=2,
server_endpoints=["127.0.0.1:6001", "127.0.0.1:6002"])
fleet.init(role)
def type_error_optimizer():
optimizer = fluid.optimizer.SGD(0.0001)
optimizer = fleet.distributed_optimizer(optimizer)
self.assertRaises(TypeError, type_error_optimizer)
class TestHalfAsyncStrategy(unittest.TestCase):
def test_half_async_strategy(self):
role = role_maker.UserDefinedRoleMaker(
current_id=0,
role=role_maker.Role.WORKER,
worker_num=2,
server_endpoints=["127.0.0.1:6001", "127.0.0.1:6002"])
fleet.init(role)
half_async_config = DistributeTranspilerConfig()
half_async_config.sync_mode = False
half_async_config.geo_sgd_mode = False
half_async_config.runtime_split_send_recv = False
optimizer = fluid.optimizer.SGD(0.0001)
optimizer = fleet.distributed_optimizer(optimizer, half_async_config)
class TestDebugInfo(unittest.TestCase):
def test_debug_info(self):
x = fluid.layers.data(name='x', shape=[1], dtype='float32')
y = fluid.layers.data(name='y', shape=[1], dtype='float32')
y_predict = fluid.layers.fc(input=x, size=1, act=None)
cost = fluid.layers.square_error_cost(input=y_predict, label=y)
avg_cost = fluid.layers.mean(cost)
role = role_maker.UserDefinedRoleMaker(
current_id=0,
role=role_maker.Role.WORKER,
worker_num=2,
server_endpoints=["127.0.0.1:6001", "127.0.0.1:6002"])
fleet.init(role)
optimizer = fluid.optimizer.SGD(0.0001)
strategy = StrategyFactory.create_sync_strategy()
strategy.set_debug_opt({
"dump_param": ["fc_0.tmp_0"],
"dump_fields": ["fc_0.tmp_0", "fc_0.tmp_0@GRAD"],
"dump_fields_path": "dump_text/"
})
optimizer = fleet.distributed_optimizer(optimizer, strategy)
if __name__ == '__main__':
unittest.main()