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Paddle/paddle/fluid/framework/fleet/fleet_wrapper.cc

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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.
/* Copyright (c) 2018 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. */
#include "paddle/fluid/framework/fleet/fleet_wrapper.h"
#include "glog/logging.h"
#include "paddle/fluid/framework/op_registry.h"
namespace paddle {
namespace framework {
const uint32_t MAX_FEASIGN_NUM = 1024 * 100 * 100;
std::shared_ptr<FleetWrapper> FleetWrapper::s_instance_ = NULL;
bool FleetWrapper::is_initialized_ = false;
#ifdef PADDLE_WITH_PSLIB
std::shared_ptr<paddle::distributed::PSlib> FleetWrapper::pslib_ptr_ = NULL;
#endif
void FleetWrapper::SetClient2ClientConfig(int request_timeout_ms,
int connect_timeout_ms,
int max_retry) {
client2client_request_timeout_ms_ = request_timeout_ms;
client2client_connect_timeout_ms_ = connect_timeout_ms;
client2client_max_retry_ = max_retry;
}
void FleetWrapper::InitServer(const std::string& dist_desc, int index) {
#ifdef PADDLE_WITH_PSLIB
if (!is_initialized_) {
VLOG(3) << "Going to init server";
pslib_ptr_ = std::shared_ptr<paddle::distributed::PSlib>(
new paddle::distributed::PSlib());
pslib_ptr_->init_server(dist_desc, index);
is_initialized_ = true;
} else {
VLOG(3) << "Server can be initialized only once";
}
#endif
}
void FleetWrapper::InitWorker(const std::string& dist_desc,
const std::vector<uint64_t>& host_sign_list,
int node_num, int index) {
#ifdef PADDLE_WITH_PSLIB
if (!is_initialized_) {
VLOG(3) << "Going to init worker";
pslib_ptr_ = std::shared_ptr<paddle::distributed::PSlib>(
new paddle::distributed::PSlib());
pslib_ptr_->init_worker(dist_desc,
const_cast<uint64_t*>(host_sign_list.data()),
node_num, index);
is_initialized_ = true;
} else {
VLOG(3) << "Worker can be initialized only once";
}
#endif
}
void FleetWrapper::StopServer() {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "Going to stop server";
pslib_ptr_->stop_server();
#endif
}
void FleetWrapper::FinalizeWorker() {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "Going to finalize worker";
pslib_ptr_->finalize_worker();
#endif
}
uint64_t FleetWrapper::RunServer() {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "Going to run server";
return pslib_ptr_->run_server();
#else
return 0;
#endif
}
uint64_t FleetWrapper::RunServer(const std::string& ip, uint32_t port) {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "Going to run server with ip " << ip << " port " << port;
auto ret = pslib_ptr_->run_server(ip, port);
return ret;
#else
return 0;
#endif
}
void FleetWrapper::GatherServers(const std::vector<uint64_t>& host_sign_list,
int node_num) {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "Going to gather server ips";
pslib_ptr_->gather_servers(const_cast<uint64_t*>(host_sign_list.data()),
node_num);
#endif
}
void FleetWrapper::GatherClients(const std::vector<uint64_t>& host_sign_list) {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "Going to gather client ips";
size_t len = host_sign_list.size();
pslib_ptr_->gather_clients(const_cast<uint64_t*>(host_sign_list.data()), len);
#endif
}
std::vector<uint64_t> FleetWrapper::GetClientsInfo() {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "Going to get client info";
return pslib_ptr_->get_client_info();
#endif
return std::vector<uint64_t>();
}
void FleetWrapper::CreateClient2ClientConnection() {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "Going to create client2client connection";
pslib_ptr_->create_client2client_connection(client2client_request_timeout_ms_,
client2client_connect_timeout_ms_,
client2client_max_retry_);
#endif
}
#ifdef PADDLE_WITH_PSLIB
void FleetWrapper::HeterPullSparseVars(
int workerid, std::shared_ptr<HeterTask> task, const uint64_t table_id,
const std::vector<std::string>& var_names, int fea_value_dim,
const std::vector<std::string>& var_emb_names) {
std::vector<::std::future<int32_t>> pull_sparse_status;
pull_sparse_status.resize(0);
auto& scope = *(task->scope_);
auto& fea_keys = (task->features_)[table_id];
auto& fea_values = (task->feature_values_)[table_id];
fea_keys.clear();
for (size_t var_index = 0; var_index < var_names.size(); ++var_index) {
const std::string& name = var_names[var_index];
Variable* var = scope.FindVar(name);
if (var == nullptr) {
continue;
}
LoDTensor* tensor = var->GetMutable<LoDTensor>();
CHECK(tensor != nullptr) << "tensor of var " << name << " is null";
int64_t* ids = tensor->data<int64_t>();
size_t len = tensor->numel();
// skip slots which do not have embedding
const std::string& emb_name = var_emb_names[var_index];
Variable* emb_var = scope.FindVar(emb_name);
if (emb_var == nullptr) {
continue;
}
for (auto i = 0u; i < len; ++i) {
if (ids[i] == 0u) {
continue;
}
fea_keys.push_back(static_cast<uint64_t>(ids[i]));
}
}
fea_values.resize(fea_keys.size() + 1);
for (auto& t : fea_values) {
t.resize(fea_value_dim);
}
std::vector<float*> pull_result_ptr;
for (auto& t : fea_values) {
pull_result_ptr.push_back(t.data());
}
auto status = pslib_ptr_->_worker_ptr->heter_pull_sparse(
workerid, pull_result_ptr.data(), table_id, fea_keys.data(),
fea_keys.size(), task->taskid_);
pull_sparse_status.push_back(std::move(status));
for (auto& t : pull_sparse_status) {
t.wait();
auto status = t.get();
if (status != 0) {
LOG(ERROR) << "fleet pull sparse failed, status[" << status << "]";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
}
}
void FleetWrapper::HeterPushSparseVars(
std::shared_ptr<HeterTask> task, const Scope& scope,
const uint64_t table_id, const std::vector<std::string>& sparse_key_names,
const std::vector<std::string>& sparse_grad_names, const int emb_dim,
std::vector<::std::future<int32_t>>* push_sparse_status, const bool use_cvm,
const bool dump_slot, const bool no_cvm) {
int batch_size = task->cur_batch_;
int offset = 2;
int slot_offset = 0;
int grad_dim = emb_dim;
int show_index = 0;
int click_index = 1;
auto& fea_keys = (task->features_)[table_id];
auto& fea_labels = (task->feature_labels_)[table_id];
auto& push_values = (task->feature_grads_)[table_id];
auto& sparse_push_keys = (task->sparse_push_keys_)[table_id];
if (use_cvm) {
offset = 0;
grad_dim = emb_dim - 2;
}
if (no_cvm) {
offset = 0;
grad_dim = emb_dim;
}
if (dump_slot) {
slot_offset = 1;
show_index = 1;
click_index = 2;
}
CHECK_GE(grad_dim, 0);
sparse_push_keys.clear();
sparse_push_keys.reserve(fea_keys.size() + 1);
push_values.resize(fea_keys.size() + 1);
for (auto& t : push_values) {
t.resize(emb_dim + offset + slot_offset);
}
uint64_t fea_idx = 0u;
for (size_t i = 0;
i < sparse_key_names.size() && i < sparse_grad_names.size(); ++i) {
Variable* var = scope.FindVar(sparse_key_names[i]);
if (var == nullptr) {
continue;
}
LoDTensor* tensor = var->GetMutable<LoDTensor>();
if (tensor == nullptr) {
LOG(ERROR) << "tensor of var[" << sparse_key_names[i] << "] is null";
exit(-1);
}
size_t len = tensor->numel();
int64_t* ids = tensor->data<int64_t>();
int slot = 0;
if (dump_slot) {
slot = boost::lexical_cast<int>(sparse_key_names[i]);
}
Variable* g_var = scope.FindVar(sparse_grad_names[i]);
if (g_var == nullptr) {
continue;
}
LoDTensor* g_tensor = g_var->GetMutable<LoDTensor>();
if (g_tensor == nullptr) {
LOG(ERROR) << "tensor of var[" << sparse_key_names[i] << "] is null";
exit(-1);
}
float* g = g_tensor->data<float>();
if (scale_sparse_gradient_with_batch_size_ && grad_dim > 0) {
int dim = emb_dim + offset;
Eigen::Map<
Eigen::Matrix<float, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor>>
g_mat(g, g_tensor->numel() / dim, dim);
g_mat.rightCols(grad_dim) *= batch_size;
}
for (auto id_idx = 0u; id_idx < len; ++id_idx) {
if (ids[id_idx] == 0) {
g += emb_dim;
continue;
}
sparse_push_keys.push_back(ids[id_idx]);
CHECK(fea_idx < push_values.size());
if (use_cvm || no_cvm) {
memcpy(push_values[fea_idx].data() + offset + slot_offset, g,
sizeof(float) * emb_dim);
} else {
CHECK(fea_idx < fea_labels.size());
memcpy(push_values[fea_idx].data() + offset + slot_offset, g,
sizeof(float) * emb_dim);
push_values[fea_idx][show_index] = 1.0f;
push_values[fea_idx][click_index] =
static_cast<float>(fea_labels[fea_idx]);
}
if (dump_slot) {
push_values[fea_idx][0] = static_cast<float>(slot);
}
g += emb_dim;
fea_idx++;
}
}
// slots whose embedding has been stop gradient or
// not involved in forward-backward
uint64_t no_grad_fea_num = 0u;
for (size_t i = sparse_grad_names.size(); i < sparse_key_names.size(); ++i) {
Variable* var = scope.FindVar(sparse_key_names[i]);
if (var == nullptr) {
continue;
}
LoDTensor* tensor = var->GetMutable<LoDTensor>();
if (tensor == nullptr) {
LOG(ERROR) << "tensor of var[" << sparse_key_names[i] << "] is null";
exit(-1);
}
size_t len = tensor->numel();
int64_t* ids = tensor->data<int64_t>();
for (auto id_idx = 0u; id_idx < len; ++id_idx) {
if (ids[id_idx] == 0) {
continue;
}
++no_grad_fea_num;
}
}
CHECK(fea_idx + no_grad_fea_num == fea_keys.size())
<< "fea_idx: " << fea_idx << " no_grad_fea_num: " << no_grad_fea_num
<< " features size: " << fea_keys.size();
CHECK(fea_idx == sparse_push_keys.size());
if (fea_idx == 0) {
return;
}
std::vector<float*> push_g_vec;
for (auto i = 0u; i < sparse_push_keys.size(); ++i) {
push_g_vec.push_back(push_values[i].data());
}
auto status = pslib_ptr_->_worker_ptr->push_sparse(
table_id, sparse_push_keys.data(), (const float**)push_g_vec.data(),
sparse_push_keys.size());
push_sparse_status->push_back(std::move(status));
}
#endif
int FleetWrapper::RegisterHeterCallback(HeterCallBackFunc handler) {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "calling FleetWrapper::RegisterHeterCallback";
VLOG(3) << "pslib_ptr_=" << pslib_ptr_;
VLOG(3) << "_worker_ptr=" << pslib_ptr_->_worker_ptr;
return pslib_ptr_->_worker_ptr->registe_heter_callback(handler);
#else
VLOG(0) << "FleetWrapper::RegisterHeterCallback"
<< " does nothing when no pslib";
#endif
return 0;
}
void FleetWrapper::PullSparseToLocal(const uint64_t table_id,
int fea_value_dim) {
#ifdef PADDLE_WITH_PSLIB
size_t fea_keys_size = local_tables_.size();
if (fea_keys_size == 0) {
return;
}
local_table_shard_num_ = fea_keys_size;
platform::Timer timeline;
std::vector<std::thread> threads(fea_keys_size);
auto ptl_func = [this, &table_id](int i) {
size_t key_size = this->local_tables_[i].size();
std::vector<uint64_t> keys;
keys.reserve(key_size);
std::vector<float*> pull_result_ptr;
pull_result_ptr.reserve(key_size);
for (auto& kv : this->local_tables_[i]) {
keys.emplace_back(kv.first);
pull_result_ptr.emplace_back(kv.second.data());
}
auto tt = pslib_ptr_->_worker_ptr->pull_sparse(
pull_result_ptr.data(), table_id, keys.data(), key_size);
tt.wait();
auto status = tt.get();
if (status != 0) {
LOG(ERROR) << "fleet pull sparse failed, status[" << status << "]";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
} else {
VLOG(3) << "FleetWrapper Pull sparse to local done with table size: "
<< pull_result_ptr.size();
}
};
timeline.Start();
for (size_t i = 0; i < threads.size(); i++) {
threads[i] = std::thread(ptl_func, i);
}
for (std::thread& t : threads) {
t.join();
}
local_pull_pool_.reset(new ::ThreadPool(pull_local_thread_num_));
timeline.Pause();
#endif
}
void FleetWrapper::PullSparseVarsFromLocal(
const Scope& scope, const uint64_t table_id,
const std::vector<std::string>& var_names, std::vector<uint64_t>* fea_keys,
std::vector<std::vector<float>>* fea_values, int fea_value_dim) {
#ifdef PADDLE_WITH_PSLIB
fea_keys->clear();
fea_keys->resize(0);
fea_keys->reserve(MAX_FEASIGN_NUM);
for (auto name : var_names) {
Variable* var = scope.FindVar(name);
if (var == nullptr) {
continue;
}
LoDTensor* tensor = var->GetMutable<LoDTensor>();
CHECK(tensor != nullptr) << "tensor of var " << name << " is null";
int64_t* ids = tensor->data<int64_t>();
size_t len = tensor->numel();
for (auto i = 0u; i < len; ++i) {
if (ids[i] == 0u) {
continue;
}
fea_keys->push_back(static_cast<uint64_t>(ids[i]));
}
}
fea_values->resize(fea_keys->size() + 1);
for (auto& t : *fea_values) {
t.resize(fea_value_dim);
}
size_t key_length = fea_keys->size();
int local_step = key_length / pull_local_thread_num_;
std::vector<std::future<void>> task_futures;
task_futures.reserve(key_length / local_step + 1);
for (size_t i = 0; i < key_length; i += local_step) {
size_t end = i + local_step < key_length ? i + local_step : key_length;
auto pull_local_task = [this, i, end, &fea_values, &fea_keys,
&fea_value_dim] {
for (size_t j = i; j < end; j++) {
std::memcpy((*fea_values)[j].data(),
local_tables_[(*fea_keys)[j] % local_table_shard_num_]
[(*fea_keys)[j]]
.data(),
fea_value_dim * sizeof(float));
}
};
task_futures.emplace_back(
local_pull_pool_->enqueue(std::move(pull_local_task)));
}
for (auto& tf : task_futures) {
tf.wait();
}
#endif
}
void FleetWrapper::ClearLocalTable() {
#ifdef PADDLE_WITH_PSLIB
for (auto& t : local_tables_) {
t.clear();
}
#endif
}
std::future<int32_t> FleetWrapper::PullSparseVarsAsync(
const Scope& scope, const uint64_t table_id,
const std::vector<std::string>& var_names, std::vector<uint64_t>* fea_keys,
std::vector<std::vector<float>>* fea_values, int fea_value_dim) {
#ifdef PADDLE_WITH_PSLIB
fea_keys->clear();
fea_keys->resize(0);
fea_keys->reserve(MAX_FEASIGN_NUM);
for (auto name : var_names) {
Variable* var = scope.FindVar(name);
if (var == nullptr) {
continue;
}
LoDTensor* tensor = var->GetMutable<LoDTensor>();
CHECK(tensor != nullptr) << "tensor of var " << name << " is null";
int64_t* ids = tensor->data<int64_t>();
size_t len = tensor->numel();
for (auto i = 0u; i < len; ++i) {
if (ids[i] == 0u) {
continue;
}
fea_keys->push_back(static_cast<uint64_t>(ids[i]));
}
}
fea_values->resize(fea_keys->size() + 1);
for (auto& t : *fea_values) {
t.resize(fea_value_dim);
}
std::vector<float*> pull_result_ptr;
for (auto& t : *fea_values) {
pull_result_ptr.push_back(t.data());
}
return pslib_ptr_->_worker_ptr->pull_sparse(
pull_result_ptr.data(), table_id, fea_keys->data(), fea_keys->size());
#endif
return std::future<int32_t>();
}
void FleetWrapper::PullSparseVarsSync(
const Scope& scope, const uint64_t table_id,
const std::vector<std::string>& var_names, std::vector<uint64_t>* fea_keys,
std::vector<std::vector<float>>* fea_values, int fea_value_dim,
const std::vector<std::string>& var_emb_names) {
#ifdef PADDLE_WITH_PSLIB
std::vector<::std::future<int32_t>> pull_sparse_status;
pull_sparse_status.resize(0);
fea_keys->clear();
fea_keys->resize(0);
fea_keys->reserve(MAX_FEASIGN_NUM);
for (size_t var_index = 0; var_index < var_names.size(); ++var_index) {
const std::string& name = var_names[var_index];
Variable* var = scope.FindVar(name);
if (var == nullptr) {
continue;
}
LoDTensor* tensor = var->GetMutable<LoDTensor>();
CHECK(tensor != nullptr) << "tensor of var " << name << " is null";
int64_t* ids = tensor->data<int64_t>();
size_t len = tensor->numel();
// skip slots which do not have embedding
const std::string& emb_name = var_emb_names[var_index];
Variable* emb_var = scope.FindVar(emb_name);
if (emb_var == nullptr) {
continue;
}
for (auto i = 0u; i < len; ++i) {
if (ids[i] == 0u) {
continue;
}
fea_keys->push_back(static_cast<uint64_t>(ids[i]));
}
}
fea_values->resize(fea_keys->size() + 1);
for (auto& t : *fea_values) {
t.resize(fea_value_dim);
}
std::vector<float*> pull_result_ptr;
for (auto& t : *fea_values) {
pull_result_ptr.push_back(t.data());
}
auto status = pslib_ptr_->_worker_ptr->pull_sparse(
pull_result_ptr.data(), table_id, fea_keys->data(), fea_keys->size());
pull_sparse_status.push_back(std::move(status));
for (auto& t : pull_sparse_status) {
t.wait();
auto status = t.get();
if (status != 0) {
LOG(ERROR) << "fleet pull sparse failed, status[" << status << "]";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
}
#endif
}
void FleetWrapper::PullSparseToTensorSync(const uint64_t table_id, int fea_dim,
uint64_t padding_id,
platform::Place place,
std::vector<const LoDTensor*>* inputs,
std::vector<LoDTensor*>* outputs) {
#ifdef PADDLE_WITH_PSLIB
std::vector<uint64_t> fea_keys;
std::vector<float*> pull_result_ptr;
fea_keys.reserve(MAX_FEASIGN_NUM / 100);
pull_result_ptr.reserve(MAX_FEASIGN_NUM / 100);
std::vector<float> init_value(fea_dim, 0);
framework::LoDTensor* output = nullptr;
float* output_data = nullptr;
size_t output_index = -1;
size_t output_len = 0;
for (size_t index = 0; index < inputs->size(); ++index) {
const framework::LoDTensor* tensor = inputs->at(index);
const int64_t* ids = tensor->data<int64_t>();
size_t len = tensor->numel();
for (size_t i = 0; i < len; ++i, output_len += fea_dim) {
if (!output || output_len == size_t(output->numel())) {
++output_index;
CHECK(output_index < outputs->size()); // NOLINT
output = outputs->at(output_index);
output_data = output->mutable_data<float>(place);
output_len = 0;
CHECK(output->numel() % fea_dim == 0); // NOLINT
CHECK(output_data != nullptr); // NOLINT
}
uint64_t real_id = static_cast<uint64_t>(ids[i]);
if (real_id == padding_id) {
memcpy(output_data + output_len, init_value.data(),
sizeof(float) * fea_dim);
continue;
}
fea_keys.push_back(real_id);
pull_result_ptr.push_back(output_data + output_len);
}
}
auto status = pslib_ptr_->_worker_ptr->pull_sparse(
pull_result_ptr.data(), table_id, fea_keys.data(), fea_keys.size());
status.wait();
auto ret = status.get();
if (ret != 0) {
LOG(ERROR) << "fleet pull sparse failed, status[" << ret << "]";
sleep(sleep_seconds_before_fail_exit_);
}
#else
for (size_t index = 0; index < inputs->size(); ++index) {
auto* tensor = inputs->at(index);
size_t len = tensor->numel();
std::vector<float> init_data(fea_dim, 0);
for (size_t i = 0; i < len; ++i) {
memcpy(outputs->at(index)->mutable_data<float>(place), init_data.data(),
fea_dim);
}
}
#endif
}
void FleetWrapper::PullDenseVarsAsync(
const Scope& scope, const uint64_t tid,
const std::vector<std::string>& var_names,
std::vector<::std::future<int32_t>>* pull_dense_status, bool in_cpu) {
#ifdef PADDLE_WITH_PSLIB
auto& regions = _regions[tid];
regions.clear();
regions.resize(var_names.size());
for (auto i = 0u; i < var_names.size(); ++i) {
std::string varname = var_names[i];
if (!in_cpu) {
varname = var_names[i] + "pin";
}
Variable* var = scope.FindVar(varname);
LoDTensor* tensor = var->GetMutable<LoDTensor>();
float* w = tensor->data<float>();
paddle::ps::Region reg(w, tensor->numel());
regions[i] = std::move(reg);
}
auto status =
pslib_ptr_->_worker_ptr->pull_dense(regions.data(), regions.size(), tid);
pull_dense_status->push_back(std::move(status));
#endif
}
void FleetWrapper::PullDenseVarsSync(
const Scope& scope, const uint64_t tid,
const std::vector<std::string>& var_names) {
#ifdef PADDLE_WITH_PSLIB
auto& regions = _regions[tid];
regions.clear();
regions.reserve(var_names.size());
for (auto& t : var_names) {
Variable* var = scope.FindVar(t);
LoDTensor* tensor = var->GetMutable<LoDTensor>();
float* w = tensor->data<float>();
paddle::ps::Region reg(w, tensor->numel());
regions.emplace_back(std::move(reg));
}
auto status =
pslib_ptr_->_worker_ptr->pull_dense(regions.data(), regions.size(), tid);
status.wait();
#endif
}
void FleetWrapper::PushDenseParamSync(
const Scope& scope, const uint64_t table_id,
const std::vector<std::string>& var_names) {
#ifdef PADDLE_WITH_PSLIB
auto place = platform::CPUPlace();
std::vector<paddle::ps::Region> regions;
for (auto& t : var_names) {
Variable* var = scope.FindVar(t);
CHECK(var != nullptr) << "var[" << t << "] not found";
LoDTensor* tensor = var->GetMutable<LoDTensor>();
float* g = tensor->mutable_data<float>(place);
paddle::ps::Region reg(g, tensor->numel());
regions.emplace_back(std::move(reg));
}
auto push_status = pslib_ptr_->_worker_ptr->push_dense_param(
regions.data(), regions.size(), table_id);
push_status.wait();
auto status = push_status.get();
CHECK(status == 0) << "push dense param failed, status[" << status << "]";
#endif
}
void FleetWrapper::PushDenseVarsSync(
Scope* scope, const uint64_t table_id,
const std::vector<std::string>& var_names) {}
#if (defined(PADDLE_WITH_CUDA) || defined(PADDLE_WITH_HIP)) && \
(defined PADDLE_WITH_PSLIB)
void FleetWrapper::PushDenseVarsAsync(
const Scope& scope, const uint64_t table_id,
const std::vector<std::string>& var_names,
std::vector<::std::future<int32_t>>* push_sparse_status,
float scale_datanorm, int batch_size, const paddle::platform::Place& place,
gpuStream_t stream, gpuEvent_t event) {
std::vector<paddle::ps::Region> regions;
for (auto& t : var_names) {
Variable* var = scope.FindVar(t);
LoDTensor* tensor = var->GetMutable<LoDTensor>();
int count = tensor->numel();
float* g_data = tensor->data<float>();
Variable* pin_var = scope.FindVar(t + "pin");
LoDTensor* pin_tensor = pin_var->GetMutable<LoDTensor>();
float* pin_g = pin_tensor->mutable_data<float>(tensor->dims(),
platform::CUDAPinnedPlace());
memory::Copy(platform::CUDAPinnedPlace(), pin_g,
BOOST_GET_CONST(platform::CUDAPlace, place), g_data,
sizeof(float) * count, stream);
#ifdef PADDLE_WITH_HIP
PADDLE_ENFORCE_CUDA_SUCCESS(hipEventRecord(event, stream));
hipEventSynchronize(event);
#else
PADDLE_ENFORCE_CUDA_SUCCESS(cudaEventRecord(event, stream));
cudaEventSynchronize(event);
#endif
float* g = pin_g;
if (scale_datanorm >= 0) {
if (t.find(".batch_size@GRAD") != std::string::npos ||
t.find(".batch_sum@GRAD") != std::string::npos) {
Eigen::Map<Eigen::MatrixXf> mat(g, 1, count);
float scale = 1.0 / batch_size;
mat *= scale;
} else if (t.find(".batch_square_sum@GRAD") != std::string::npos) {
VLOG(3) << "epsilon: " << scale_datanorm;
for (int i = 0; i < count; ++i) {
g[i] = (g[i] - batch_size * scale_datanorm) / batch_size +
batch_size * scale_datanorm;
}
}
}
paddle::ps::Region reg(g, count);
regions.emplace_back(std::move(reg));
}
auto status = pslib_ptr_->_worker_ptr->push_dense(regions.data(),
regions.size(), table_id);
if (push_sparse_status) {
push_sparse_status->push_back(std::move(status));
}
}
#endif
#ifdef PADDLE_WITH_XPU
void FleetWrapper::PushDenseVarsAsync(
const Scope& scope, const uint64_t table_id,
const std::vector<std::string>& var_names,
std::vector<::std::future<int32_t>>* push_sparse_status,
float scale_datanorm, int batch_size,
const paddle::platform::Place& place) {
#ifdef PADDLE_WITH_PSLIB
std::vector<paddle::ps::Region> regions;
for (auto& t : var_names) {
Variable* var = scope.FindVar(t);
LoDTensor* tensor = var->GetMutable<LoDTensor>();
int count = tensor->numel();
float* g_data = tensor->data<float>();
Variable* pin_var = scope.FindVar(t + "pin");
LoDTensor* pin_tensor = pin_var->GetMutable<LoDTensor>();
float* pin_g =
pin_tensor->mutable_data<float>(tensor->dims(), platform::CPUPlace());
memory::Copy(platform::CPUPlace(), pin_g,
BOOST_GET_CONST(platform::XPUPlace, place), g_data,
sizeof(float) * count);
float* g = pin_g;
if (scale_datanorm >= 0) {
if (t.find(".batch_size@GRAD") != std::string::npos ||
t.find(".batch_sum@GRAD") != std::string::npos) {
Eigen::Map<Eigen::MatrixXf> mat(g, 1, count);
float scale = 1.0 / batch_size;
mat *= scale;
} else if (t.find(".batch_square_sum@GRAD") != std::string::npos) {
VLOG(3) << "epsilon: " << scale_datanorm;
for (int i = 0; i < count; ++i) {
g[i] = (g[i] - batch_size * scale_datanorm) / batch_size +
batch_size * scale_datanorm;
}
}
}
paddle::ps::Region reg(g, count);
regions.emplace_back(std::move(reg));
}
auto status = pslib_ptr_->_worker_ptr->push_dense(regions.data(),
regions.size(), table_id);
if (push_sparse_status) {
push_sparse_status->push_back(std::move(status));
}
#endif
}
#endif
void FleetWrapper::PushDenseVarsAsync(
const Scope& scope, const uint64_t table_id,
const std::vector<std::string>& var_names,
std::vector<::std::future<int32_t>>* push_sparse_status,
float scale_datanorm, int batch_size) {
#ifdef PADDLE_WITH_PSLIB
std::vector<paddle::ps::Region> regions;
for (auto& t : var_names) {
Variable* var = scope.FindVar(t);
LoDTensor* tensor = var->GetMutable<LoDTensor>();
int count = tensor->numel();
float* g = tensor->data<float>();
if (scale_datanorm >= 0) {
if (t.find(".batch_size@GRAD") != std::string::npos ||
t.find(".batch_sum@GRAD") != std::string::npos) {
Eigen::Map<Eigen::MatrixXf> mat(g, 1, count);
float scale = 1.0 / batch_size;
mat *= scale;
} else if (t.find(".batch_square_sum@GRAD") != std::string::npos) {
VLOG(3) << "epsilon: " << scale_datanorm;
for (int i = 0; i < count; ++i) {
g[i] = (g[i] - batch_size * scale_datanorm) / batch_size +
batch_size * scale_datanorm;
}
}
}
paddle::ps::Region reg(g, count);
regions.emplace_back(std::move(reg));
}
auto status = pslib_ptr_->_worker_ptr->push_dense(regions.data(),
regions.size(), table_id);
if (push_sparse_status) {
push_sparse_status->push_back(std::move(status));
}
#endif
}
void FleetWrapper::PushSparseVarsWithLabelAsync(
const Scope& scope, const uint64_t table_id,
const std::vector<uint64_t>& fea_keys, const std::vector<float>& fea_labels,
const std::vector<std::string>& sparse_key_names,
const std::vector<std::string>& sparse_grad_names, const int emb_dim,
std::vector<std::vector<float>>* push_values,
std::vector<::std::future<int32_t>>* push_sparse_status,
const int batch_size, const bool use_cvm, const bool dump_slot,
std::vector<uint64_t>* sparse_push_keys, const bool no_cvm) {
#ifdef PADDLE_WITH_PSLIB
int offset = 2;
int slot_offset = 0;
int grad_dim = emb_dim;
int show_index = 0;
int click_index = 1;
if (use_cvm) {
offset = 0;
grad_dim = emb_dim - 2;
}
if (no_cvm) {
offset = 0;
grad_dim = emb_dim;
}
if (dump_slot) {
slot_offset = 1;
show_index = 1;
click_index = 2;
}
CHECK_GE(grad_dim, 0);
sparse_push_keys->clear();
sparse_push_keys->reserve(fea_keys.size() + 1);
push_values->resize(fea_keys.size() + 1);
for (auto& t : *push_values) {
t.resize(emb_dim + offset + slot_offset);
}
uint64_t fea_idx = 0u;
for (size_t i = 0;
i < sparse_key_names.size() && i < sparse_grad_names.size(); ++i) {
Variable* var = scope.FindVar(sparse_key_names[i]);
if (var == nullptr) {
continue;
}
LoDTensor* tensor = var->GetMutable<LoDTensor>();
if (tensor == nullptr) {
LOG(ERROR) << "tensor of var[" << sparse_key_names[i] << "] is null";
exit(-1);
}
size_t len = tensor->numel();
int64_t* ids = tensor->data<int64_t>();
int slot = 0;
if (dump_slot) {
slot = boost::lexical_cast<int>(sparse_key_names[i]);
}
Variable* g_var = scope.FindVar(sparse_grad_names[i]);
if (g_var == nullptr) {
continue;
}
LoDTensor* g_tensor = g_var->GetMutable<LoDTensor>();
if (g_tensor == nullptr) {
LOG(ERROR) << "tensor of var[" << sparse_key_names[i] << "] is null";
exit(-1);
}
float* g = g_tensor->data<float>();
if (scale_sparse_gradient_with_batch_size_ && grad_dim > 0) {
int dim = emb_dim;
Eigen::Map<
Eigen::Matrix<float, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor>>
g_mat(g, g_tensor->numel() / dim, dim);
g_mat.rightCols(grad_dim) *= batch_size;
}
for (auto id_idx = 0u; id_idx < len; ++id_idx) {
if (ids[id_idx] == 0) {
g += emb_dim;
continue;
}
sparse_push_keys->push_back(ids[id_idx]);
CHECK(fea_idx < (*push_values).size());
if (use_cvm || no_cvm) {
memcpy((*push_values)[fea_idx].data() + offset + slot_offset, g,
sizeof(float) * emb_dim);
} else {
CHECK(fea_idx < fea_labels.size());
memcpy((*push_values)[fea_idx].data() + offset + slot_offset, g,
sizeof(float) * emb_dim);
(*push_values)[fea_idx][show_index] = 1.0f;
(*push_values)[fea_idx][click_index] =
static_cast<float>(fea_labels[fea_idx]);
}
if (dump_slot) {
(*push_values)[fea_idx][0] = static_cast<float>(slot);
}
g += emb_dim;
fea_idx++;
}
}
// slots whose embedding has been stop gradient or
// not involved in forward-backward
uint64_t no_grad_fea_num = 0u;
for (size_t i = sparse_grad_names.size(); i < sparse_key_names.size(); ++i) {
Variable* var = scope.FindVar(sparse_key_names[i]);
if (var == nullptr) {
continue;
}
LoDTensor* tensor = var->GetMutable<LoDTensor>();
if (tensor == nullptr) {
LOG(ERROR) << "tensor of var[" << sparse_key_names[i] << "] is null";
exit(-1);
}
size_t len = tensor->numel();
int64_t* ids = tensor->data<int64_t>();
for (auto id_idx = 0u; id_idx < len; ++id_idx) {
if (ids[id_idx] == 0) {
continue;
}
++no_grad_fea_num;
}
}
CHECK(fea_idx + no_grad_fea_num == fea_keys.size())
<< "fea_idx: " << fea_idx << " no_grad_fea_num: " << no_grad_fea_num
<< " features size: " << fea_keys.size();
CHECK(fea_idx == sparse_push_keys->size());
if (fea_idx == 0) {
return;
}
std::vector<float*> push_g_vec;
for (auto i = 0u; i < sparse_push_keys->size(); ++i) {
push_g_vec.push_back((*push_values)[i].data());
}
auto status = pslib_ptr_->_worker_ptr->push_sparse(
table_id, sparse_push_keys->data(), (const float**)push_g_vec.data(),
sparse_push_keys->size());
push_sparse_status->push_back(std::move(status));
#endif
}
void FleetWrapper::PushSparseFromTensorWithLabelAsync(
const Scope& scope, const uint64_t table_id, int fea_dim,
uint64_t padding_id, bool scale_sparse, const std::string& accesor,
const std::string& click_name, platform::Place place,
const std::vector<std::string>& input_names,
std::vector<const LoDTensor*>* inputs,
std::vector<const LoDTensor*>* outputs) {
#ifdef PADDLE_WITH_PSLIB
int show_index = 0;
int click_index = 1;
// these default values can not be used, it must be set.
bool dump_slot = false;
int slot_offset = 0;
int grad_dim = 0;
// don't worry, user do not have to care about all these flags
if (accesor == "DownpourCtrAccessor") {
dump_slot = true;
slot_offset = 1;
grad_dim = fea_dim - 2;
show_index = 1;
click_index = 2;
} else if (accesor == "DownpourFeatureValueAccessor") {
dump_slot = false;
slot_offset = 0;
grad_dim = fea_dim - 2;
} else if (accesor == "DownpourSparseValueAccessor") {
dump_slot = false;
slot_offset = 0;
grad_dim = fea_dim;
}
CHECK(grad_dim >= 0); // NOLINT
int batch_size = -1;
for (auto* input : *inputs) {
int cur_batch_size =
input->lod().size() ? input->lod()[0].size() - 1 : input->dims()[0];
if (batch_size == -1) {
batch_size = cur_batch_size;
} else {
CHECK(batch_size == cur_batch_size); // NOLINT
}
}
CHECK(batch_size > 0); // NOLINT
std::vector<float> g;
for (const framework::LoDTensor* g_tensor : *outputs) {
size_t origin = g.size();
size_t add = g_tensor->numel();
g.resize(origin + add);
memcpy(g.data() + origin, g_tensor->data<float>(), add);
}
if (scale_sparse && grad_dim > 0) {
size_t dim = static_cast<size_t>(grad_dim);
Eigen::Map<
Eigen::Matrix<float, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor>>
g_mat(g.data(), g.size() / dim, dim);
g_mat.rightCols(grad_dim) *= batch_size;
}
std::vector<float> fea_labels;
fea_labels.reserve(MAX_FEASIGN_NUM / 100);
framework::Variable* var = scope.FindVar(click_name);
size_t global_idx = 0;
if (click_name != "") {
CHECK(var != nullptr); // NOLINT
framework::LoDTensor* label_tensor =
var->GetMutable<framework::LoDTensor>();
CHECK(label_tensor != nullptr); // NOLINT
int64_t* label_ptr = label_tensor->data<int64_t>();
for (auto* tensor : *inputs) {
const int64_t* ids = tensor->data<int64_t>();
size_t fea_idx = 0;
for (size_t lod_idx = 1; lod_idx < tensor->lod()[0].size(); ++lod_idx) {
size_t cur =
GetAbsoluteSum(tensor->lod()[0][lod_idx - 1],
tensor->lod()[0][lod_idx], 0, tensor->lod());
for (size_t i = 0; i < cur; ++i, ++fea_idx) {
if (static_cast<uint64_t>(ids[fea_idx]) == padding_id) {
continue;
}
fea_labels.push_back(static_cast<float>(label_ptr[lod_idx - 1]));
++global_idx;
}
}
}
}
std::vector<uint64_t> push_keys;
push_keys.reserve(MAX_FEASIGN_NUM / 100);
std::vector<std::vector<float>> push_values;
push_values.reserve(MAX_FEASIGN_NUM / 100);
size_t output_len = 0;
size_t input_idx = 0;
for (size_t index = 0; index < inputs->size(); ++index) {
const framework::LoDTensor* tensor = inputs->at(index);
const int64_t* ids = tensor->data<int64_t>();
size_t len = tensor->numel();
for (size_t i = 0; i < len; ++i, output_len += fea_dim) {
if (static_cast<uint64_t>(ids[i]) == padding_id) {
continue;
}
push_keys.emplace_back(ids[i]);
push_values.emplace_back(fea_dim + slot_offset);
float* data = push_values.back().data();
if (!var) {
memcpy(data + slot_offset, g.data() + output_len,
sizeof(float) * fea_dim);
} else {
memcpy(data + slot_offset, g.data() + output_len,
sizeof(float) * grad_dim);
data[show_index] = 1.0f;
data[click_index] = static_cast<float>(fea_labels.at(input_idx));
}
if (dump_slot) {
int slot = boost::lexical_cast<int>(input_names[index]);
data[0] = static_cast<float>(slot);
}
++input_idx;
}
}
CHECK(output_len == g.size()); // NOLINT
if (click_name != "") {
CHECK(input_idx == global_idx); // NOLINT
}
std::vector<float*> push_g_vec(input_idx, nullptr);
for (auto i = 0u; i < push_keys.size(); ++i) {
push_g_vec[i] = push_values.at(i).data();
}
auto status = pslib_ptr_->_worker_ptr->push_sparse(
table_id, push_keys.data(), (const float**)push_g_vec.data(),
push_keys.size());
#endif
}
void FleetWrapper::LoadFromPaddleModel(Scope& scope, const uint64_t table_id,
std::vector<std::string> var_list,
std::string model_path,
std::string model_proto_file,
std::vector<std::string> table_var_list,
bool load_combine) {
#ifdef PADDLE_WITH_PSLIB
// load ProgramDesc from model file
auto read_proto_func = [](const std::string& filename) -> ProgramDesc {
std::string contents;
std::ifstream fin(filename, std::ios::in | std::ios::binary);
fin.seekg(0, std::ios::end);
contents.resize(fin.tellg());
fin.seekg(0, std::ios::beg);
fin.read(&contents[0], contents.size());
fin.close();
ProgramDesc program_desc(contents);
return program_desc;
};
const ProgramDesc old_program = read_proto_func(model_proto_file);
Scope* old_scope = new Scope();
auto& old_block = old_program.Block(0);
auto place = platform::CPUPlace();
std::vector<std::string> old_param_list;
for (auto& t : var_list) {
VarDesc* old_var_desc = old_block.FindVar(t);
if (old_var_desc == nullptr) {
continue;
}
// init variable in scope
Variable* old_var = old_scope->Var(old_var_desc->Name());
InitializeVariable(old_var, old_var_desc->GetType());
old_param_list.push_back(t);
if (load_combine) {
continue;
}
// load variable from model
paddle::framework::AttributeMap attrs;
attrs.insert({"file_path", model_path + "/" + old_var_desc->Name()});
auto load_op = paddle::framework::OpRegistry::CreateOp(
"load", {}, {{"Out", {old_var_desc->Name()}}}, attrs);
load_op->Run(*old_scope, place);
}
if (load_combine) {
std::sort(old_param_list.begin(), old_param_list.end());
paddle::framework::AttributeMap attrs;
attrs.insert({"file_path", model_path});
auto load_op = paddle::framework::OpRegistry::CreateOp(
"load_combine", {}, {{"Out", old_param_list}}, attrs);
load_op->Run(*old_scope, place);
}
for (auto& t : old_param_list) {
Variable* old_var = old_scope->Var(t);
// old model data, here we assume data type is float
LoDTensor* old_tensor = old_var->GetMutable<LoDTensor>();
float* old_data = old_tensor->data<float>();
// new model data, here we assume data type is float
Variable* var = scope.FindVar(t);
CHECK(var != nullptr) << "var[" << t << "] not found";
LoDTensor* tensor = var->GetMutable<LoDTensor>();
float* data = tensor->data<float>();
// copy from old data to new data
if (old_tensor->numel() > tensor->numel()) {
memcpy(data, old_data, tensor->numel() * sizeof(float));
} else {
memcpy(data, old_data, old_tensor->numel() * sizeof(float));
}
}
delete old_scope;
PushDenseParamSync(scope, table_id, table_var_list);
#endif
}
void FleetWrapper::LoadModel(const std::string& path, const int mode) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->load(path, std::to_string(mode));
ret.wait();
if (ret.get() != 0) {
LOG(ERROR) << "load model from path:" << path << " failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
#else
VLOG(0) << "FleetWrapper::LoadModel does nothing when no pslib";
#endif
}
void FleetWrapper::LoadModelOneTable(const uint64_t table_id,
const std::string& path, const int mode) {
#ifdef PADDLE_WITH_PSLIB
auto ret =
pslib_ptr_->_worker_ptr->load(table_id, path, std::to_string(mode));
ret.wait();
if (ret.get() != 0) {
LOG(ERROR) << "load model of table id: " << table_id
<< ", from path: " << path << " failed";
}
#else
VLOG(0) << "FleetWrapper::LoadModel does nothing when no pslib";
#endif
}
void FleetWrapper::LoadWithWhitelist(const uint64_t table_id,
const std::string& path, const int mode) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->load_with_whitelist(table_id, path,
std::to_string(mode));
ret.wait();
if (ret.get() != 0) {
LOG(ERROR) << "load model of table id: " << table_id
<< ", from path: " << path << " failed";
}
#else
VLOG(0) << "FleetWrapper::LoadWhitelist does nothing when no pslib";
#endif
}
void FleetWrapper::SaveMultiTableOnePath(const std::vector<int>& table_ids,
const std::string& path,
const int mode) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->save_multi_table_one_path(
table_ids, path, std::to_string(mode));
ret.wait();
int32_t feasign_cnt = ret.get();
if (feasign_cnt == -1) {
LOG(ERROR) << "save model failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
#else
VLOG(0) << "FleetWrapper::SaveMultiTableOnePath does nothing when no pslib";
#endif
}
void FleetWrapper::SaveModel(const std::string& path, const int mode) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->save(path, std::to_string(mode));
ret.wait();
int32_t feasign_cnt = ret.get();
if (feasign_cnt == -1) {
LOG(ERROR) << "save model failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
#else
VLOG(0) << "FleetWrapper::SaveModel does nothing when no pslib";
#endif
}
void FleetWrapper::SaveModelOneTable(const uint64_t table_id,
const std::string& path, const int mode) {
#ifdef PADDLE_WITH_PSLIB
auto ret =
pslib_ptr_->_worker_ptr->save(table_id, path, std::to_string(mode));
ret.wait();
if (ret.get() != 0) {
LOG(ERROR) << "save model of table id: " << table_id
<< ", to path: " << path << " failed";
}
#else
VLOG(0) << "FleetWrapper::SaveModelOneTable does nothing when no pslib";
#endif
}
void FleetWrapper::SaveModelOneTablePrefix(const uint64_t table_id,
const std::string& path,
const int mode,
const std::string& prefix) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->save(table_id, path, std::to_string(mode),
prefix);
ret.wait();
if (ret.get() != 0) {
LOG(ERROR) << "save model (with prefix) of table id: " << table_id
<< ", to path: " << path << " failed";
}
#else
VLOG(0) << "FleetWrapper::SaveModelOneTablePrefix does nothing when no pslib";
#endif
}
void FleetWrapper::PrintTableStat(const uint64_t table_id) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->print_table_stat(table_id);
ret.wait();
int32_t err_code = ret.get();
if (err_code == -1) {
LOG(ERROR) << "print table stat failed";
}
#else
VLOG(0) << "FleetWrapper::PrintTableStat does nothing when no pslib";
#endif
}
double FleetWrapper::GetCacheThreshold(int table_id) {
#ifdef PADDLE_WITH_PSLIB
double cache_threshold = 0.0;
auto ret = pslib_ptr_->_worker_ptr->flush();
ret.wait();
ret = pslib_ptr_->_worker_ptr->get_cache_threshold(table_id, cache_threshold);
ret.wait();
if (cache_threshold < 0) {
LOG(ERROR) << "get cache threshold failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
return cache_threshold;
#else
VLOG(0) << "FleetWrapper::GetCacheThreshold does nothing when no pslib";
return 0.0;
#endif
}
void FleetWrapper::CacheShuffle(int table_id, const std::string& path,
const int mode, const double cache_threshold) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->cache_shuffle(
table_id, path, std::to_string(mode), std::to_string(cache_threshold));
ret.wait();
int32_t feasign_cnt = ret.get();
if (feasign_cnt == -1) {
LOG(ERROR) << "cache shuffle failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
#else
VLOG(0) << "FleetWrapper::CacheShuffle does nothing when no pslib";
#endif
}
int32_t FleetWrapper::SaveCache(int table_id, const std::string& path,
const int mode) {
#ifdef PADDLE_WITH_PSLIB
auto ret =
pslib_ptr_->_worker_ptr->save_cache(table_id, path, std::to_string(mode));
ret.wait();
int32_t feasign_cnt = ret.get();
if (feasign_cnt == -1) {
LOG(ERROR) << "table save cache failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
return feasign_cnt;
#else
VLOG(0) << "FleetWrapper::SaveCache does nothing when no pslib";
return -1;
#endif
}
int32_t FleetWrapper::SaveWithWhitelist(int table_id, const std::string& path,
const int mode,
const std::string& whitelist_path) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->save_with_whitelist(
table_id, path, std::to_string(mode), whitelist_path);
ret.wait();
int32_t feasign_cnt = ret.get();
if (feasign_cnt == -1) {
LOG(ERROR) << "table save cache failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
return feasign_cnt;
#else
VLOG(0) << "FleetWrapper::SaveCache does nothing when no pslib";
return -1;
#endif
}
void FleetWrapper::ShrinkSparseTable(int table_id) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->shrink(table_id);
ret.wait();
#else
VLOG(0) << "FleetWrapper::ShrinkSparseTable does nothing when no pslib";
#endif
}
void FleetWrapper::ClearModel() {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->clear();
ret.wait();
#else
VLOG(0) << "FleetWrapper::ClearModel does nothing when no pslib";
#endif
}
void FleetWrapper::ClearOneTable(const uint64_t table_id) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->clear(table_id);
ret.wait();
#else
VLOG(0) << "FleetWrapper::ClearOneTable does nothing when no pslib";
#endif
}
void FleetWrapper::ShrinkDenseTable(int table_id, Scope* scope,
std::vector<std::string> var_list,
float decay, int emb_dim) {
#ifdef PADDLE_WITH_PSLIB
std::vector<paddle::ps::Region> regions;
for (std::string& name : var_list) {
if (name.find("batch_sum") != std::string::npos) {
Variable* var = scope->FindVar(name);
CHECK(var != nullptr) << "var[" << name << "] not found";
VLOG(0) << "prepare shrink dense batch_sum";
LoDTensor* tensor = var->GetMutable<LoDTensor>();
float* g = tensor->data<float>();
// show_batch_sum += N * log(decay)
std::string size_name = name;
size_name.replace(size_name.find("batch_sum"), size_name.length(),
"batch_size");
Variable* var_size = scope->FindVar(size_name);
CHECK(var_size != nullptr) << "var[" << size_name << "] not found";
VLOG(3) << "shrink dense batch_sum: " << name << ", " << size_name;
float* g_size = var_size->GetMutable<LoDTensor>()->data<float>();
for (int k = 0; k < tensor->numel(); k += emb_dim) {
g[k] = g[k] + g_size[k] * log(decay);
}
paddle::ps::Region reg(g, tensor->numel());
regions.emplace_back(std::move(reg));
} else {
Variable* var = scope->FindVar(name);
CHECK(var != nullptr) << "var[" << name << "] not found";
LoDTensor* tensor = var->GetMutable<LoDTensor>();
float* g = tensor->data<float>();
paddle::ps::Region reg(g, tensor->numel());
regions.emplace_back(std::move(reg));
}
}
auto push_status = pslib_ptr_->_worker_ptr->push_dense_param(
regions.data(), regions.size(), table_id);
push_status.wait();
auto status = push_status.get();
if (status != 0) {
// PADDLE_THORW(platform::errors::Fatal(
// "push shrink dense param failed, status is [%d].", status));
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
#else
VLOG(0) << "FleetWrapper::ShrinkSparseTable does nothing when no pslib";
#endif
}
void FleetWrapper::ClientFlush() {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->flush();
ret.wait();
#else
VLOG(0) << "FleetWrapper::ServerFlush does nothing when no pslib";
#endif
}
int FleetWrapper::RegisterClientToClientMsgHandler(int msg_type,
MsgHandlerFunc handler) {
#ifdef PADDLE_WITH_PSLIB
VLOG(3) << "calling FleetWrapper::RegisterClientToClientMsgHandler";
VLOG(3) << "pslib_ptr_=" << pslib_ptr_;
VLOG(3) << "_worker_ptr=" << pslib_ptr_->_worker_ptr;
return pslib_ptr_->_worker_ptr->registe_client2client_msg_handler(msg_type,
handler);
#else
VLOG(0) << "FleetWrapper::RegisterClientToClientMsgHandler"
<< " does nothing when no pslib";
#endif
return 0;
}
std::future<int32_t> FleetWrapper::SendClientToClientMsg(
int msg_type, int to_client_id, const std::string& msg) {
#ifdef PADDLE_WITH_PSLIB
return pslib_ptr_->_worker_ptr->send_client2client_msg(msg_type, to_client_id,
msg);
#else
VLOG(0) << "FleetWrapper::SendClientToClientMsg"
<< " does nothing when no pslib";
#endif
return std::future<int32_t>();
}
std::default_random_engine& FleetWrapper::LocalRandomEngine() {
struct engine_wrapper_t {
std::default_random_engine engine;
#ifdef PADDLE_WITH_PSLIB
engine_wrapper_t() {
struct timespec tp;
clock_gettime(CLOCK_REALTIME, &tp);
double cur_time = tp.tv_sec + tp.tv_nsec * 1e-9;
static std::atomic<uint64_t> x(0);
std::seed_seq sseq = {x++, x++, x++, (uint64_t)(cur_time * 1000)};
engine.seed(sseq);
}
#endif
};
thread_local engine_wrapper_t r;
return r.engine;
}
int32_t FleetWrapper::CopyTable(const uint64_t src_table_id,
const uint64_t dest_table_id) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->copy_table(src_table_id, dest_table_id);
ret.wait();
int32_t feasign_cnt = ret.get();
if (feasign_cnt == -1) {
LOG(ERROR) << "copy table failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
return feasign_cnt;
#else
VLOG(0) << "FleetWrapper::CopyTable does nothing when no pslib";
return 0;
#endif
}
void FleetWrapper::Confirm() {
#ifdef PADDLE_WITH_PSLIB
// FIXME(xujiaqi01): will later support confirm
// auto ret = pslib_ptr_->_worker_ptr->confirm();
// ret.wait();
VLOG(0) << "disable FleetWrapper::Confirm temporarily";
#else
VLOG(0) << "FleetWrapper::Confirm does nothing when no pslib";
#endif
}
void FleetWrapper::Revert() {
#ifdef PADDLE_WITH_PSLIB
// FIXME(xujiaqi01): will later support revert
// auto ret = pslib_ptr_->_worker_ptr->revert();
// ret.wait();
VLOG(0) << "disable FleetWrapper::Revert temporarily";
#else
VLOG(0) << "FleetWrapper::Revert does nothing when no pslib";
#endif
}
int32_t FleetWrapper::CopyTableByFeasign(
const uint64_t src_table_id, const uint64_t dest_table_id,
const std::vector<uint64_t>& feasign_list) {
#ifdef PADDLE_WITH_PSLIB
auto ret = pslib_ptr_->_worker_ptr->copy_table_by_feasign(
src_table_id, dest_table_id, feasign_list.data(), feasign_list.size());
ret.wait();
int32_t feasign_cnt = ret.get();
if (feasign_cnt == -1) {
LOG(ERROR) << "copy table by feasign failed";
sleep(sleep_seconds_before_fail_exit_);
exit(-1);
}
return feasign_cnt;
#else
VLOG(0) << "FleetWrapper::CopyTableByFeasign does nothing when no pslib";
return 0;
#endif
}
size_t FleetWrapper::GetAbsoluteSum(size_t start, size_t end, size_t level,
const framework::LoD& lod) {
if (level >= lod.size() - 1) {
return end - start;
}
size_t ret = 0;
for (size_t i = start; i < end - 1; ++i) {
size_t pos1 = lod[level][i];
size_t pos2 = lod[level][i + 1];
ret += GetAbsoluteSum(pos1, pos2, level + 1, lod);
}
return ret;
}
} // end namespace framework
} // end namespace paddle
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