# 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 import os class TestStrategyConfig(unittest.TestCase): def test_amp(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.amp = True self.assertEqual(strategy.amp, True) strategy.amp = False self.assertEqual(strategy.amp, False) strategy.amp = "True" self.assertEqual(strategy.amp, False) def test_amp_configs(self): strategy = paddle.distributed.fleet.DistributedStrategy() configs = { "init_loss_scaling": 32768, "decr_every_n_nan_or_inf": 2, "incr_every_n_steps": 1000, "incr_ratio": 2.0, "use_dynamic_loss_scaling": True, "decr_ratio": 0.5 } strategy.amp_configs = configs self.assertEqual(strategy.amp_configs["init_loss_scaling"], 32768) def test_recompute(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.recompute = True self.assertEqual(strategy.recompute, True) strategy.recompute = False self.assertEqual(strategy.recompute, False) strategy.recompute = "True" self.assertEqual(strategy.recompute, False) def test_recompute_configs(self): strategy = paddle.distributed.fleet.DistributedStrategy() configs = {"checkpoints": ["x", "y"]} strategy.recompute_configs = configs self.assertEqual(len(strategy.recompute_configs["checkpoints"]), 2) def test_pipeline(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.pipeline = True self.assertEqual(strategy.pipeline, True) strategy.pipeline = False self.assertEqual(strategy.pipeline, False) strategy.pipeline = "True" self.assertEqual(strategy.pipeline, False) def test_pipeline_configs(self): strategy = paddle.distributed.fleet.DistributedStrategy() configs = {"micro_batch": 4} strategy.pipeline_configs = configs self.assertEqual(strategy.pipeline_configs["micro_batch"], 4) def test_localsgd(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.localsgd = True self.assertEqual(strategy.localsgd, True) strategy.localsgd = False self.assertEqual(strategy.localsgd, False) strategy.localsgd = "True" self.assertEqual(strategy.localsgd, False) def test_localsgd_configs(self): strategy = paddle.distributed.fleet.DistributedStrategy() configs = {"k_steps": 4} strategy.localsgd_configs = configs self.assertEqual(strategy.localsgd_configs["k_steps"], 4) def test_dgc(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.dgc = True self.assertEqual(strategy.dgc, True) strategy.dgc = False self.assertEqual(strategy.dgc, False) strategy.dgc = "True" self.assertEqual(strategy.dgc, False) def test_sync_nccl_allreduce(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.sync_nccl_allreduce = True self.assertEqual(strategy.sync_nccl_allreduce, True) strategy.sync_nccl_allreduce = False self.assertEqual(strategy.sync_nccl_allreduce, False) strategy.sync_nccl_allreduce = "True" self.assertEqual(strategy.sync_nccl_allreduce, False) def test_nccl_comm_num(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.nccl_comm_num = 1 self.assertEqual(strategy.nccl_comm_num, 1) strategy.nccl_comm_num = "2" self.assertEqual(strategy.nccl_comm_num, 1) def test_use_hierarchical_allreduce(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.use_hierarchical_allreduce = True self.assertEqual(strategy.use_hierarchical_allreduce, True) strategy.use_hierarchical_allreduce = False self.assertEqual(strategy.use_hierarchical_allreduce, False) strategy.use_hierarchical_allreduce = "True" self.assertEqual(strategy.use_hierarchical_allreduce, False) def test_hierarchical_allreduce_inter_nranks(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.hierarchical_allreduce_inter_nranks = 8 self.assertEqual(strategy.hierarchical_allreduce_inter_nranks, 8) strategy.hierarchical_allreduce_inter_nranks = "4" self.assertEqual(strategy.hierarchical_allreduce_inter_nranks, 8) def test_sync_batch_norm(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.sync_batch_norm = True self.assertEqual(strategy.sync_batch_norm, True) strategy.sync_batch_norm = False self.assertEqual(strategy.sync_batch_norm, False) strategy.sync_batch_norm = "True" self.assertEqual(strategy.sync_batch_norm, False) def test_fuse_all_reduce_ops(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.fuse_all_reduce_ops = True self.assertEqual(strategy.fuse_all_reduce_ops, True) strategy.fuse_all_reduce_ops = False self.assertEqual(strategy.fuse_all_reduce_ops, False) strategy.fuse_all_reduce_ops = "True" self.assertEqual(strategy.fuse_all_reduce_ops, False) def test_fuse_grad_size_in_MB(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.fuse_grad_size_in_MB = 50 self.assertEqual(strategy.fuse_grad_size_in_MB, 50) strategy.fuse_grad_size_in_MB = "40" self.assertEqual(strategy.fuse_grad_size_in_MB, 50) def test_fuse_grad_size_in_TFLOPS(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy._fuse_grad_size_in_TFLOPS = 0.1 self.assertGreater(strategy._fuse_grad_size_in_TFLOPS, 0.09) strategy._fuse_grad_size_in_TFLOPS = "0.3" self.assertGreater(strategy._fuse_grad_size_in_TFLOPS, 0.09) def test_gradient_merge(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.gradient_merge = True self.assertEqual(strategy.gradient_merge, True) strategy.gradient_merge = False self.assertEqual(strategy.gradient_merge, False) strategy.gradient_merge = "True" self.assertEqual(strategy.gradient_merge, False) def test_gradient_merge_configs(self): strategy = paddle.distributed.fleet.DistributedStrategy() configs = {"k_steps": 4} strategy.gradient_merge_configs = configs self.assertEqual(strategy.gradient_merge_configs["k_steps"], 4) def test_lars(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.lars = True self.assertEqual(strategy.lars, True) strategy.lars = False self.assertEqual(strategy.lars, False) strategy.lars = "True" self.assertEqual(strategy.lars, False) def test_lamb(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.lamb = True self.assertEqual(strategy.lamb, True) strategy.lamb = False self.assertEqual(strategy.lamb, False) strategy.lamb = "True" self.assertEqual(strategy.lamb, False) def test_a_sync(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.a_sync = True self.assertEqual(strategy.a_sync, True) strategy.a_sync = False self.assertEqual(strategy.a_sync, False) with self.assertRaises(ValueError): strategy.a_sync = "True" def test_a_sync_configs(self): strategy = paddle.distributed.fleet.DistributedStrategy() configs = {"k_steps": 1000} strategy.a_sync_configs = configs self.assertEqual(strategy.a_sync_configs["k_steps"], 1000) def test_elastic(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.elastic = True self.assertEqual(strategy.elastic, True) strategy.elastic = False self.assertEqual(strategy.elastic, False) strategy.elastic = "True" self.assertEqual(strategy.elastic, False) def test_auto(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.auto = True self.assertEqual(strategy.auto, True) strategy.auto = False self.assertEqual(strategy.auto, False) strategy.auto = "True" self.assertEqual(strategy.auto, False) def test_strategy_prototxt(self): strategy = paddle.distributed.fleet.DistributedStrategy() strategy.a_sync = True strategy.localsgd = True strategy.dgc = True localsgd_configs = {"k_steps": 5} strategy.localsgd_configs = localsgd_configs build_strategy = paddle.fluid.BuildStrategy() build_strategy.enable_sequential_execution = True build_strategy.nccl_comm_num = 10 build_strategy.use_hierarchical_allreduce = True build_strategy.hierarchical_allreduce_inter_nranks = 1 build_strategy.fuse_elewise_add_act_ops = True build_strategy.fuse_bn_act_ops = True build_strategy.enable_auto_fusion = True build_strategy.fuse_relu_depthwise_conv = True build_strategy.fuse_broadcast_ops = True build_strategy.fuse_all_optimizer_ops = True build_strategy.sync_batch_norm = True build_strategy.enable_inplace = True build_strategy.fuse_all_reduce_ops = True build_strategy.enable_backward_optimizer_op_deps = True build_strategy.trainers_endpoints = ["1", "2"] strategy.build_strategy = build_strategy exe_strategy = paddle.fluid.ExecutionStrategy() exe_strategy.num_threads = 10 exe_strategy.num_iteration_per_drop_scope = 10 exe_strategy.num_iteration_per_run = 10 strategy.execution_strategy = exe_strategy strategy.save_to_prototxt("dist_strategy.prototxt") strategy2 = paddle.distributed.fleet.DistributedStrategy() strategy2.load_from_prototxt("dist_strategy.prototxt") self.assertEqual(strategy.dgc, strategy2.dgc) def test_build_strategy(self): build_strategy = paddle.fluid.BuildStrategy() build_strategy.enable_sequential_execution = True build_strategy.nccl_comm_num = 10 build_strategy.use_hierarchical_allreduce = True build_strategy.hierarchical_allreduce_inter_nranks = 1 build_strategy.fuse_elewise_add_act_ops = True build_strategy.fuse_bn_act_ops = True build_strategy.enable_auto_fusion = True build_strategy.fuse_relu_depthwise_conv = True build_strategy.fuse_broadcast_ops = True build_strategy.fuse_all_optimizer_ops = True build_strategy.sync_batch_norm = True build_strategy.enable_inplace = True build_strategy.fuse_all_reduce_ops = True build_strategy.enable_backward_optimizer_op_deps = True build_strategy.trainers_endpoints = ["1", "2"] strategy = paddle.distributed.fleet.DistributedStrategy() strategy.build_strategy = build_strategy def test_execution_strategy(self): exe_strategy = paddle.fluid.ExecutionStrategy() exe_strategy.num_threads = 10 exe_strategy.num_iteration_per_drop_scope = 10 exe_strategy.num_iteration_per_run = 10 strategy = paddle.distributed.fleet.DistributedStrategy() strategy.execution_strategy = exe_strategy if __name__ == '__main__': unittest.main()