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90 lines
2.2 KiB
C++
90 lines
2.2 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#include "JobMgr.h"
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#include "task/Task.h"
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#include "TaskCreator.h"
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namespace zilliz {
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namespace milvus {
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namespace scheduler {
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using namespace engine;
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JobMgr::JobMgr(ResourceMgrPtr res_mgr)
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: res_mgr_(std::move(res_mgr)) {}
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void
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JobMgr::Start() {
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if (not running_) {
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running_ = true;
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worker_thread_ = std::thread(&JobMgr::worker_function, this);
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}
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}
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void
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JobMgr::Stop() {
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if (running_) {
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this->Put(nullptr);
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worker_thread_.join();
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running_ = false;
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}
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}
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void
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JobMgr::Put(const JobPtr &job) {
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{
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std::lock_guard<std::mutex> lock(mutex_);
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queue_.push(job);
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}
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cv_.notify_one();
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}
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void
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JobMgr::worker_function() {
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while (running_) {
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std::unique_lock<std::mutex> lock(mutex_);
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cv_.wait(lock, [this] { return !queue_.empty(); });
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auto job = queue_.front();
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queue_.pop();
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lock.unlock();
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if (job == nullptr) {
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break;
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}
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auto tasks = build_task(job);
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auto disk_list = res_mgr_->GetDiskResources();
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if (!disk_list.empty()) {
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if (auto disk = disk_list[0].lock()) {
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for (auto &task : tasks) {
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disk->task_table().Put(task);
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}
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}
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}
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}
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}
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std::vector<TaskPtr>
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JobMgr::build_task(const JobPtr &job) {
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return TaskCreator::Create(job);
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}
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}
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}
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}
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