text: // Copyright (c) 2021, NVIDIA CORPORATION. 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 <map>
  #include <thread>
  #include <vector>
  #include "model_config.h"
  #include "status.h"
  #include "tritonserver_apis.h"
  
  namespace triton { namespace core {
  
  // Helper function to set memory policy and thread affinity on current thread
  Status SetNumaConfigOnThread(const HostPolicyCmdlineConfig& host_policy);
  
  // Restrict the memory allocation to specific NUMA node.
  Status SetNumaMemoryPolicy(const 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 HostPolicyCmdlineConfig& host_policy);
  
  
  }}  // namespace triton::core
  