// Copyright 2021-2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions // are met: // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in the // documentation and/or other materials provided with the distribution. // * Neither the name of NVIDIA CORPORATION nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #pragma once #include #include #include #include "status.h" #include "triton/common/model_config.h" #include "tritonserver_apis.h" namespace triton { namespace core { // Helper function to set memory policy and thread affinity on current thread Status SetNumaConfigOnThread( const triton::common::HostPolicyCmdlineConfig& host_policy); // Restrict the memory allocation to specific NUMA node. Status SetNumaMemoryPolicy( const triton::common::HostPolicyCmdlineConfig& host_policy); // Retrieve the node mask used to set memory policy for the current thread Status GetNumaMemoryPolicyNodeMask(unsigned long* node_mask); // Reset the memory allocation setting. Status ResetNumaMemoryPolicy(); // Set a thread affinity to be on specific cpus. Status SetNumaThreadAffinity( std::thread::native_handle_type thread, const triton::common::HostPolicyCmdlineConfig& host_policy); }} // namespace triton::core