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84 lines
2.3 KiB
C++
84 lines
2.3 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 "scheduler/Utils.h"
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#include "server/Config.h"
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#include "utils/Log.h"
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#include <cuda_runtime.h>
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#include <chrono>
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#include <set>
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#include <string>
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namespace milvus {
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namespace scheduler {
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uint64_t
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get_current_timestamp() {
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std::chrono::time_point<std::chrono::system_clock> now = std::chrono::system_clock::now();
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auto duration = now.time_since_epoch();
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auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(duration).count();
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return millis;
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}
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uint64_t
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get_num_gpu() {
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int n_devices = 0;
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cudaGetDeviceCount(&n_devices);
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return n_devices;
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}
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std::vector<uint64_t>
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get_gpu_pool() {
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std::vector<uint64_t> gpu_pool;
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server::Config& config = server::Config::GetInstance();
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std::vector<std::string> pool;
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Status s = config.GetResourceConfigSearchResources(pool);
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if (!s.ok()) {
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SERVER_LOG_ERROR << s.message();
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}
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std::set<uint64_t> gpu_ids;
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for (auto& resource : pool) {
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if (resource == "cpu") {
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continue;
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} else {
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if (resource.length() < 4 || resource.substr(0, 3) != "gpu") {
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// error
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exit(-1);
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}
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auto gpu_id = std::stoi(resource.substr(3));
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if (gpu_id >= scheduler::get_num_gpu()) {
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// error
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exit(-1);
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}
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gpu_ids.insert(gpu_id);
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}
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}
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for (auto& gpu_id : gpu_ids) {
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gpu_pool.push_back(gpu_id);
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}
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return gpu_pool;
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}
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} // namespace scheduler
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} // namespace milvus
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