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TensorRT-LLMs/_modules/tensorrt_llm/plugin/plugin.html
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<h1>Source code for tensorrt_llm.plugin.plugin</h1><div class="highlight"><pre>
<span></span><span class="c1"># SPDX-FileCopyrightText: Copyright (c) 2022-2024 NVIDIA CORPORATION &amp; AFFILIATES. All rights reserved.</span>
<span class="c1"># SPDX-License-Identifier: Apache-2.0</span>
<span class="c1">#</span>
<span class="c1"># Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span>
<span class="c1"># you may not use this file except in compliance with the License.</span>
<span class="c1"># You may obtain a copy of the License at</span>
<span class="c1">#</span>
<span class="c1"># http://www.apache.org/licenses/LICENSE-2.0</span>
<span class="c1">#</span>
<span class="c1"># Unless required by applicable law or agreed to in writing, software</span>
<span class="c1"># distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span>
<span class="c1"># WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<span class="c1"># See the License for the specific language governing permissions and</span>
<span class="c1"># limitations under the License.</span>
<span class="kn">import</span> <span class="nn">argparse</span>
<span class="kn">import</span> <span class="nn">ctypes</span>
<span class="kn">import</span> <span class="nn">platform</span>
<span class="kn">from</span> <span class="nn">collections</span> <span class="kn">import</span> <span class="n">OrderedDict</span>
<span class="kn">from</span> <span class="nn">dataclasses</span> <span class="kn">import</span> <span class="n">asdict</span><span class="p">,</span> <span class="n">dataclass</span><span class="p">,</span> <span class="n">field</span><span class="p">,</span> <span class="n">fields</span>
<span class="kn">from</span> <span class="nn">enum</span> <span class="kn">import</span> <span class="n">IntEnum</span>
<span class="kn">from</span> <span class="nn">pathlib</span> <span class="kn">import</span> <span class="n">Path</span>
<span class="kn">from</span> <span class="nn">textwrap</span> <span class="kn">import</span> <span class="n">dedent</span>
<span class="kn">from</span> <span class="nn">typing</span> <span class="kn">import</span> <span class="n">List</span><span class="p">,</span> <span class="n">Optional</span><span class="p">,</span> <span class="n">Tuple</span>
<span class="kn">import</span> <span class="nn">tensorrt</span> <span class="k">as</span> <span class="nn">trt</span>
<span class="kn">from</span> <span class="nn">.._ipc_utils</span> <span class="kn">import</span> <span class="n">IpcMemory</span><span class="p">,</span> <span class="n">can_access_peer</span>
<span class="kn">from</span> <span class="nn">..logger</span> <span class="kn">import</span> <span class="n">logger</span>
<span class="kn">from</span> <span class="nn">..mapping</span> <span class="kn">import</span> <span class="n">Mapping</span>
<span class="n">TRT_LLM_PLUGIN_NAMESPACE</span> <span class="o">=</span> <span class="s1">&#39;tensorrt_llm&#39;</span>
<span class="k">def</span> <span class="nf">plugin_lib_path</span><span class="p">()</span> <span class="o">-&gt;</span> <span class="nb">str</span><span class="p">:</span>
<span class="n">project_dir</span> <span class="o">=</span> <span class="n">Path</span><span class="p">(</span><span class="vm">__file__</span><span class="p">)</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">parent</span><span class="o">.</span><span class="n">absolute</span><span class="p">()</span>
<span class="n">dyn_lib</span> <span class="o">=</span> <span class="s2">&quot;libnvinfer_plugin_tensorrt_llm.so&quot;</span> <span class="k">if</span> <span class="n">platform</span><span class="o">.</span><span class="n">system</span><span class="p">(</span>
<span class="p">)</span> <span class="o">!=</span> <span class="s2">&quot;Windows&quot;</span> <span class="k">else</span> <span class="s2">&quot;nvinfer_plugin_tensorrt_llm.dll&quot;</span>
<span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">project_dir</span><span class="o">.</span><span class="n">joinpath</span><span class="p">(</span><span class="s2">&quot;libs&quot;</span><span class="p">,</span> <span class="n">dyn_lib</span><span class="p">))</span>
<span class="k">def</span> <span class="nf">_load_plugin_lib</span><span class="p">():</span>
<span class="n">on_windows</span> <span class="o">=</span> <span class="n">platform</span><span class="o">.</span><span class="n">system</span><span class="p">()</span> <span class="o">==</span> <span class="s2">&quot;Windows&quot;</span>
<span class="n">winmode</span> <span class="o">=</span> <span class="mi">0</span> <span class="k">if</span> <span class="n">on_windows</span> <span class="k">else</span> <span class="kc">None</span>
<span class="n">handle</span> <span class="o">=</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">CDLL</span><span class="p">(</span><span class="n">plugin_lib_path</span><span class="p">(),</span>
<span class="n">mode</span><span class="o">=</span><span class="n">ctypes</span><span class="o">.</span><span class="n">RTLD_GLOBAL</span><span class="p">,</span>
<span class="n">winmode</span><span class="o">=</span><span class="n">winmode</span><span class="p">)</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">handle</span><span class="o">.</span><span class="n">initTrtLlmPlugins</span><span class="o">.</span><span class="n">argtypes</span> <span class="o">=</span> <span class="p">[</span><span class="n">ctypes</span><span class="o">.</span><span class="n">c_void_p</span><span class="p">,</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">c_char_p</span><span class="p">]</span>
<span class="n">handle</span><span class="o">.</span><span class="n">initTrtLlmPlugins</span><span class="o">.</span><span class="n">restype</span> <span class="o">=</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">c_bool</span>
<span class="k">except</span> <span class="ne">AttributeError</span> <span class="k">as</span> <span class="n">err</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ImportError</span><span class="p">(</span><span class="s1">&#39;TensorRT-LLM Plugin is unavailable&#39;</span><span class="p">)</span> <span class="kn">from</span> <span class="nn">err</span>
<span class="k">try</span><span class="p">:</span>
<span class="k">assert</span> <span class="n">handle</span><span class="o">.</span><span class="n">initTrtLlmPlugins</span><span class="p">(</span>
<span class="kc">None</span><span class="p">,</span> <span class="n">TRT_LLM_PLUGIN_NAMESPACE</span><span class="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s1">&#39;utf-8&#39;</span><span class="p">))</span>
<span class="k">except</span> <span class="ne">OSError</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
<span class="n">windows_err</span> <span class="o">=</span> <span class="s2">&quot;&quot;&quot;</span>
<span class="s2"> The error above may be caused by an outdated Microsoft Visual C++ Redistributable Version.</span>
<span class="s2"> Please install the latest MSVC from the link below and re-launch.</span>
<span class="s2"> https://learn.microsoft.com/en-us/cpp/windows/latest-supported-vc-redist?view=msvc-170#latest-microsoft-visual-c-redistributable-version</span>
<span class="s2"> &quot;&quot;&quot;</span>
<span class="n">err_msg</span> <span class="o">=</span> <span class="n">dedent</span><span class="p">(</span><span class="n">windows_err</span> <span class="k">if</span> <span class="n">on_windows</span> <span class="k">else</span> <span class="s2">&quot;Unknown error&quot;</span><span class="p">)</span>
<span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="n">err_msg</span><span class="p">)</span> <span class="kn">from</span> <span class="nn">e</span>
<span class="k">except</span> <span class="ne">Exception</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">e</span>
<span class="k">class</span> <span class="nc">ContextFMHAType</span><span class="p">(</span><span class="n">IntEnum</span><span class="p">):</span>
<span class="n">disabled</span> <span class="o">=</span> <span class="mi">0</span>
<span class="c1"># FP16 I/O, FP16 Accumulation</span>
<span class="n">enabled</span> <span class="o">=</span> <span class="mi">1</span>
<span class="c1"># FP16 I/O, FP32 Accumulation</span>
<span class="n">enabled_with_fp32_acc</span> <span class="o">=</span> <span class="mi">2</span>
<span class="n">DEFAULT_PLUGIN_DTYPE_OPTIONS</span> <span class="o">=</span> <span class="p">[</span>
<span class="s2">&quot;auto&quot;</span><span class="p">,</span> <span class="s2">&quot;float16&quot;</span><span class="p">,</span> <span class="s2">&quot;float32&quot;</span><span class="p">,</span> <span class="s2">&quot;bfloat16&quot;</span><span class="p">,</span> <span class="s2">&quot;int32&quot;</span><span class="p">,</span> <span class="kc">None</span>
<span class="p">]</span>
<span class="n">PLUGIN_DTYPE_OPTIONS_MAP</span> <span class="o">=</span> <span class="p">{</span>
<span class="s2">&quot;gemm_swiglu_plugin&quot;</span><span class="p">:</span> <span class="p">[</span><span class="s2">&quot;fp8&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">],</span>
<span class="s2">&quot;gemm_plugin&quot;</span><span class="p">:</span>
<span class="p">[</span><span class="s2">&quot;auto&quot;</span><span class="p">,</span> <span class="s2">&quot;float16&quot;</span><span class="p">,</span> <span class="s2">&quot;float32&quot;</span><span class="p">,</span> <span class="s2">&quot;bfloat16&quot;</span><span class="p">,</span> <span class="s2">&quot;int32&quot;</span><span class="p">,</span> <span class="s2">&quot;fp8&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">],</span>
<span class="s2">&quot;low_latency_gemm_plugin&quot;</span><span class="p">:</span> <span class="p">[</span><span class="s2">&quot;fp8&quot;</span><span class="p">,</span> <span class="kc">None</span><span class="p">],</span>
<span class="p">}</span>
<span class="k">def</span> <span class="nf">_make_plugin_property</span><span class="p">(</span><span class="n">field_name</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="n">field_type</span><span class="p">:</span> <span class="nb">type</span><span class="p">):</span>
<span class="k">def</span> <span class="nf">bind</span><span class="p">(</span><span class="n">field_name</span><span class="p">):</span>
<span class="n">storage_name</span> <span class="o">=</span> <span class="sa">f</span><span class="s1">&#39;_</span><span class="si">{</span><span class="n">field_name</span><span class="si">}</span><span class="s1">&#39;</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">prop</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">field_value</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">storage_name</span><span class="p">)</span>
<span class="k">if</span> <span class="n">field_name</span> <span class="o">!=</span> <span class="s1">&#39;dtype&#39;</span> <span class="ow">and</span> <span class="n">field_value</span> <span class="o">==</span> <span class="s1">&#39;auto&#39;</span><span class="p">:</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">dtype</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">return</span> <span class="n">field_value</span>
<span class="nd">@prop</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">prop</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">value</span><span class="p">):</span>
<span class="k">if</span> <span class="n">field_type</span> <span class="ow">is</span> <span class="nb">bool</span><span class="p">:</span>
<span class="k">assert</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">value</span><span class="p">,</span> <span class="nb">bool</span><span class="p">),</span> \
<span class="sa">f</span><span class="s2">&quot;Plugin </span><span class="si">{</span><span class="n">field_name</span><span class="si">}</span><span class="s2"> expects </span><span class="si">{</span><span class="n">field_type</span><span class="si">}</span><span class="s2">, got </span><span class="si">{</span><span class="nb">type</span><span class="p">(</span><span class="n">value</span><span class="p">)</span><span class="si">}</span><span class="s2">&quot;</span>
<span class="k">elif</span> <span class="n">field_type</span> <span class="ow">in</span> <span class="p">(</span><span class="nb">str</span><span class="p">,</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]):</span>
<span class="n">plugin_dtype_options</span> <span class="o">=</span> <span class="n">DEFAULT_PLUGIN_DTYPE_OPTIONS</span>
<span class="k">if</span> <span class="n">field_name</span> <span class="ow">in</span> <span class="n">PLUGIN_DTYPE_OPTIONS_MAP</span><span class="p">:</span>
<span class="n">plugin_dtype_options</span> <span class="o">=</span> <span class="n">PLUGIN_DTYPE_OPTIONS_MAP</span><span class="p">[</span><span class="n">field_name</span><span class="p">]</span>
<span class="k">assert</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">plugin_dtype_options</span><span class="p">,</span> \
<span class="sa">f</span><span class="s2">&quot;Plugin </span><span class="si">{</span><span class="n">field_name</span><span class="si">}</span><span class="s2"> expects values in </span><span class="si">{</span><span class="n">plugin_dtype_options</span><span class="si">}</span><span class="s2">, got </span><span class="si">{</span><span class="n">value</span><span class="si">}</span><span class="s2">&quot;</span>
<span class="k">if</span> <span class="n">field_name</span> <span class="o">==</span> <span class="s1">&#39;dtype&#39;</span><span class="p">:</span>
<span class="k">assert</span> <span class="n">value</span> <span class="ow">not</span> <span class="ow">in</span> <span class="p">[</span><span class="s1">&#39;auto&#39;</span><span class="p">,</span> <span class="kc">None</span><span class="p">],</span> \
<span class="s2">&quot;Plugin dtype cannot be auto or None&quot;</span>
<span class="nb">setattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">storage_name</span><span class="p">,</span> <span class="n">value</span><span class="p">)</span>
<span class="n">logger</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="sa">f</span><span class="s2">&quot;Set </span><span class="si">{</span><span class="n">field_name</span><span class="si">}</span><span class="s2"> to </span><span class="si">{</span><span class="n">value</span><span class="si">}</span><span class="s2">.&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="n">prop</span>
<span class="k">return</span> <span class="n">bind</span><span class="p">(</span><span class="n">field_name</span><span class="p">)</span>
<span class="k">class</span> <span class="nc">PluginConfigMeta</span><span class="p">(</span><span class="nb">type</span><span class="p">):</span>
<span class="k">def</span> <span class="fm">__new__</span><span class="p">(</span><span class="bp">cls</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">bases</span><span class="p">,</span> <span class="n">attrs</span><span class="p">):</span>
<span class="k">for</span> <span class="n">storage_name</span><span class="p">,</span> <span class="n">field_type</span> <span class="ow">in</span> <span class="n">attrs</span><span class="p">[</span><span class="s1">&#39;__annotations__&#39;</span><span class="p">]</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
<span class="k">assert</span> <span class="n">storage_name</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s1">&#39;_&#39;</span><span class="p">)</span>
<span class="n">field_name</span> <span class="o">=</span> <span class="n">storage_name</span><span class="o">.</span><span class="n">lstrip</span><span class="p">(</span><span class="s1">&#39;_&#39;</span><span class="p">)</span>
<span class="n">attrs</span><span class="p">[</span><span class="n">field_name</span><span class="p">]</span> <span class="o">=</span> <span class="n">_make_plugin_property</span><span class="p">(</span><span class="n">field_name</span><span class="p">,</span> <span class="n">field_type</span><span class="p">)</span>
<span class="k">return</span> <span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__new__</span><span class="p">(</span><span class="bp">cls</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">bases</span><span class="p">,</span> <span class="n">attrs</span><span class="p">)</span>
<div class="viewcode-block" id="PluginConfig">
<a class="viewcode-back" href="../../../python-api/tensorrt_llm.plugin.html#tensorrt_llm.plugin.PluginConfig">[docs]</a>
<span class="nd">@dataclass</span><span class="p">(</span><span class="n">slots</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="k">class</span> <span class="nc">PluginConfig</span><span class="p">(</span><span class="n">metaclass</span><span class="o">=</span><span class="n">PluginConfigMeta</span><span class="p">):</span>
<span class="w"> </span><span class="sd">&quot;&quot;&quot;The config that manages plugin-related options.</span>
<span class="sd"> There are two option categories:</span>
<span class="sd"> * Plugin options (typically with xxx_plugin naming). These options can be assigned with:</span>
<span class="sd"> * &quot;float16&quot;/&quot;bfloat16&quot;/&quot;float32&quot;/&quot;int32&quot;, which means the plugin is enabled with the specified precision; (Some plugins only support limited dtype, i.e., gemm_swiglu_plugin only supports fp8 now)</span>
<span class="sd"> * &quot;auto&quot;, which means the plugin is enabled with the precision of `dtype` field (the `dtype` field must be same to model dtype, i.e., the one in PretrainedConfig);</span>
<span class="sd"> * None, which means the plugin is disabled.</span>
<span class="sd"> * Other features. These options can be assigned with boolean:</span>
<span class="sd"> * True, which means the plugin is enabled;</span>
<span class="sd"> * False, which means the plugin is disabled.</span>
<span class="sd"> Note: All the fields should use a prefix &quot;_&quot;; PluginConfigMeta will wrap each field as a property.</span>
<span class="sd"> This ensures the fields can only be assigned with allowed values.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">_dtype</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;float16&quot;</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="c1"># Plugins</span>
<span class="n">_bert_attention_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;auto&quot;</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_gpt_attention_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;auto&quot;</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_gemm_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_gemm_swiglu_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_fp8_rowwise_gemm_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_smooth_quant_gemm_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_identity_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_layernorm_quantization_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_rmsnorm_quantization_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_nccl_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;auto&quot;</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_lookup_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_lora_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_weight_only_groupwise_quant_matmul_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span>
<span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_weight_only_quant_matmul_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_quantize_per_token_plugin</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_quantize_tensor_plugin</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_moe_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;auto&quot;</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_mamba_conv1d_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="s2">&quot;auto&quot;</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_low_latency_gemm_plugin</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="c1"># Features</span>
<span class="n">_context_fmha</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_bert_context_fmha_fp32_acc</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span>
<span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span> <span class="c1"># will use fp16 if disabled</span>
<span class="n">_paged_kv_cache</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">bool</span><span class="p">]</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_remove_input_padding</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_reduce_fusion</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_enable_xqa</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_tokens_per_block</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="mi">64</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_use_paged_context_fmha</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_use_fp8_context_fmha</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_multiple_profiles</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_paged_state</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_streamingllm</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_manage_weights</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="n">_use_fused_mlp</span><span class="p">:</span> <span class="nb">bool</span> <span class="o">=</span> <span class="n">field</span><span class="p">(</span><span class="n">default</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">init</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">update_from_dict</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">config</span><span class="p">:</span> <span class="nb">dict</span><span class="p">):</span>
<span class="k">for</span> <span class="n">name</span> <span class="ow">in</span> <span class="n">config</span><span class="o">.</span><span class="n">keys</span><span class="p">():</span>
<span class="k">if</span> <span class="nb">hasattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">):</span>
<span class="n">value_to_be_update</span> <span class="o">=</span> <span class="n">config</span><span class="p">[</span><span class="n">name</span><span class="p">]</span>
<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">),</span>
<span class="nb">bool</span><span class="p">)</span> <span class="ow">or</span> <span class="n">name</span> <span class="o">==</span> <span class="s1">&#39;paged_kv_cache&#39;</span><span class="p">:</span>
<span class="k">if</span> <span class="n">value_to_be_update</span> <span class="o">==</span> <span class="s2">&quot;enable&quot;</span><span class="p">:</span>
<span class="n">value_to_be_update</span> <span class="o">=</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="n">value_to_be_update</span> <span class="o">==</span> <span class="s2">&quot;disable&quot;</span><span class="p">:</span>
<span class="n">value_to_be_update</span> <span class="o">=</span> <span class="kc">False</span>
<span class="k">elif</span> <span class="n">value_to_be_update</span> <span class="o">==</span> <span class="s2">&quot;disable&quot;</span><span class="p">:</span>
<span class="n">value_to_be_update</span> <span class="o">=</span> <span class="kc">None</span>
<span class="nb">setattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">name</span><span class="p">,</span> <span class="n">value_to_be_update</span><span class="p">)</span>
<span class="nd">@classmethod</span>
<span class="k">def</span> <span class="nf">from_dict</span><span class="p">(</span><span class="bp">cls</span><span class="p">,</span> <span class="n">config</span><span class="p">:</span> <span class="nb">dict</span><span class="p">):</span>
<span class="n">plugin_config</span> <span class="o">=</span> <span class="bp">cls</span><span class="p">()</span>
<span class="n">plugin_config</span><span class="o">.</span><span class="n">update_from_dict</span><span class="p">(</span><span class="n">config</span><span class="p">)</span>
<span class="k">return</span> <span class="n">plugin_config</span>
<span class="nd">@classmethod</span>
<span class="k">def</span> <span class="nf">from_arguments</span><span class="p">(</span><span class="bp">cls</span><span class="p">,</span> <span class="n">args</span><span class="p">:</span> <span class="n">argparse</span><span class="o">.</span><span class="n">Namespace</span><span class="p">):</span>
<span class="k">return</span> <span class="bp">cls</span><span class="o">.</span><span class="n">from_dict</span><span class="p">(</span><span class="nb">vars</span><span class="p">(</span><span class="n">args</span><span class="p">))</span>
<span class="k">def</span> <span class="nf">to_dict</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">config</span> <span class="o">=</span> <span class="n">asdict</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<span class="c1"># Remove prefix &quot;_&quot; of the storage name</span>
<span class="n">config</span> <span class="o">=</span> <span class="p">{</span><span class="n">key</span><span class="o">.</span><span class="n">lstrip</span><span class="p">(</span><span class="s1">&#39;_&#39;</span><span class="p">):</span> <span class="n">value</span> <span class="k">for</span> <span class="n">key</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">config</span><span class="o">.</span><span class="n">items</span><span class="p">()}</span>
<span class="k">return</span> <span class="n">config</span>
<div class="viewcode-block" id="PluginConfig.to_legacy_setting">
<a class="viewcode-back" href="../../../python-api/tensorrt_llm.plugin.html#tensorrt_llm.plugin.PluginConfig.to_legacy_setting">[docs]</a>
<span class="k">def</span> <span class="nf">to_legacy_setting</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">&#39;&#39;&#39;Legacy setting means that all of the plugins and features are</span>
<span class="sd"> disabled, this is needed for the legacy `build.py` script, which will be</span>
<span class="sd"> migrated to the centralized building script `tensorrt_llm/commands/build.py`.</span>
<span class="sd"> After the migration is done, this function may or may not be deleted.</span>
<span class="sd"> &#39;&#39;&#39;</span>
<span class="k">for</span> <span class="n">field</span> <span class="ow">in</span> <span class="n">fields</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="c1"># Remove prefix &quot;_&quot; of the storage name</span>
<span class="n">field_name</span> <span class="o">=</span> <span class="n">field</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">lstrip</span><span class="p">(</span><span class="s1">&#39;_&#39;</span><span class="p">)</span>
<span class="k">if</span> <span class="n">field_name</span> <span class="o">==</span> <span class="s1">&#39;dtype&#39;</span><span class="p">:</span>
<span class="k">continue</span>
<span class="k">if</span> <span class="n">field</span><span class="o">.</span><span class="n">type</span> <span class="ow">in</span> <span class="p">(</span><span class="nb">str</span><span class="p">,</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]):</span>
<span class="nb">setattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">field_name</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
<span class="k">elif</span> <span class="n">field</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="nb">bool</span> <span class="ow">or</span> <span class="n">field_name</span> <span class="o">==</span> <span class="s1">&#39;paged_kv_cache&#39;</span><span class="p">:</span>
<span class="nb">setattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">field_name</span><span class="p">,</span> <span class="kc">False</span><span class="p">)</span></div>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">context_fmha_type</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">bert_context_fmha_fp32_acc</span><span class="p">:</span>
<span class="k">return</span> <span class="n">ContextFMHAType</span><span class="o">.</span><span class="n">enabled_with_fp32_acc</span>
<span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">context_fmha</span><span class="p">:</span>
<span class="k">return</span> <span class="n">ContextFMHAType</span><span class="o">.</span><span class="n">enabled</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">return</span> <span class="n">ContextFMHAType</span><span class="o">.</span><span class="n">disabled</span>
<span class="nd">@context_fmha_type</span><span class="o">.</span><span class="n">setter</span>
<span class="k">def</span> <span class="nf">context_fmha_type</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">value</span><span class="p">):</span>
<span class="k">if</span> <span class="n">value</span> <span class="o">==</span> <span class="n">ContextFMHAType</span><span class="o">.</span><span class="n">disabled</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">context_fmha</span> <span class="o">=</span> <span class="kc">False</span>
<span class="bp">self</span><span class="o">.</span><span class="n">bert_context_fmha_fp32_acc</span> <span class="o">=</span> <span class="kc">False</span>
<span class="k">else</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">context_fmha</span> <span class="o">=</span> <span class="kc">True</span>
<span class="k">if</span> <span class="n">value</span> <span class="o">==</span> <span class="n">ContextFMHAType</span><span class="o">.</span><span class="n">enabled</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">bert_context_fmha_fp32_acc</span> <span class="o">=</span> <span class="kc">False</span>
<span class="k">elif</span> <span class="n">value</span> <span class="o">==</span> <span class="n">ContextFMHAType</span><span class="o">.</span><span class="n">enabled_with_fp32_acc</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">bert_context_fmha_fp32_acc</span> <span class="o">=</span> <span class="kc">True</span>
<span class="k">def</span> <span class="nf">set_smooth_quant_plugins</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">dtype</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="s2">&quot;auto&quot;</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">smooth_quant_gemm_plugin</span> <span class="o">=</span> <span class="n">dtype</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rmsnorm_quantization_plugin</span> <span class="o">=</span> <span class="n">dtype</span>
<span class="bp">self</span><span class="o">.</span><span class="n">layernorm_quantization_plugin</span> <span class="o">=</span> <span class="n">dtype</span>
<span class="bp">self</span><span class="o">.</span><span class="n">quantize_per_token_plugin</span> <span class="o">=</span> <span class="kc">True</span>
<span class="bp">self</span><span class="o">.</span><span class="n">quantize_tensor_plugin</span> <span class="o">=</span> <span class="kc">True</span>
<span class="k">return</span> <span class="bp">self</span>
<span class="k">def</span> <span class="nf">set_fp8_rowwise_quant_plugins</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">dtype</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="s2">&quot;auto&quot;</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">fp8_rowwise_gemm_plugin</span> <span class="o">=</span> <span class="n">dtype</span>
<span class="bp">self</span><span class="o">.</span><span class="n">rmsnorm_quantization_plugin</span> <span class="o">=</span> <span class="n">dtype</span>
<span class="c1"># self.layernorm_quantization_plugin = dtype</span>
<span class="bp">self</span><span class="o">.</span><span class="n">quantize_per_token_plugin</span> <span class="o">=</span> <span class="kc">True</span>
<span class="bp">self</span><span class="o">.</span><span class="n">quantize_tensor_plugin</span> <span class="o">=</span> <span class="kc">True</span>
<span class="k">return</span> <span class="bp">self</span>
<span class="k">def</span> <span class="nf">set_context_fmha</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">context_fmha_type</span><span class="o">=</span><span class="n">ContextFMHAType</span><span class="o">.</span><span class="n">enabled</span><span class="p">):</span>
<span class="k">assert</span> <span class="nb">type</span><span class="p">(</span><span class="n">context_fmha_type</span><span class="p">)</span> <span class="o">==</span> <span class="n">ContextFMHAType</span>
<span class="bp">self</span><span class="o">.</span><span class="n">context_fmha_type</span> <span class="o">=</span> <span class="n">context_fmha_type</span>
<span class="k">return</span> <span class="bp">self</span>
<span class="k">def</span> <span class="nf">enable_paged_kv_cache</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tokens_per_block</span><span class="p">:</span> <span class="nb">int</span> <span class="o">=</span> <span class="mi">64</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">paged_kv_cache</span> <span class="o">=</span> <span class="kc">True</span>
<span class="bp">self</span><span class="o">.</span><span class="n">tokens_per_block</span> <span class="o">=</span> <span class="n">tokens_per_block</span>
<span class="k">return</span> <span class="bp">self</span>
<span class="k">def</span> <span class="nf">set_nccl_plugin</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">dtype</span><span class="p">:</span> <span class="nb">str</span> <span class="o">=</span> <span class="s2">&quot;auto&quot;</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">nccl_plugin</span> <span class="o">=</span> <span class="n">dtype</span>
<span class="n">init_all_reduce_helper</span><span class="p">()</span>
<span class="k">return</span> <span class="bp">self</span></div>
<span class="n">cli_plugin_args</span> <span class="o">=</span> <span class="p">[</span>
<span class="c1"># Plugins</span>
<span class="s2">&quot;bert_attention_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;gpt_attention_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;gemm_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;gemm_swiglu_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;fp8_rowwise_gemm_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;lookup_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;lora_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;moe_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;mamba_conv1d_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;nccl_plugin&quot;</span><span class="p">,</span>
<span class="s2">&quot;low_latency_gemm_plugin&quot;</span><span class="p">,</span>
<span class="c1"># Features</span>
<span class="s2">&quot;context_fmha&quot;</span><span class="p">,</span>
<span class="s2">&quot;bert_context_fmha_fp32_acc&quot;</span><span class="p">,</span>
<span class="s2">&quot;remove_input_padding&quot;</span><span class="p">,</span>
<span class="s2">&quot;enable_xqa&quot;</span><span class="p">,</span>
<span class="s2">&quot;tokens_per_block&quot;</span><span class="p">,</span>
<span class="s2">&quot;use_paged_context_fmha&quot;</span><span class="p">,</span>
<span class="s2">&quot;use_fp8_context_fmha&quot;</span><span class="p">,</span>
<span class="s2">&quot;multiple_profiles&quot;</span><span class="p">,</span>
<span class="s2">&quot;paged_state&quot;</span><span class="p">,</span>
<span class="s2">&quot;streamingllm&quot;</span><span class="p">,</span>
<span class="s2">&quot;reduce_fusion&quot;</span><span class="p">,</span>
<span class="s2">&quot;use_fused_mlp&quot;</span><span class="p">,</span>
<span class="p">]</span>
<span class="k">def</span> <span class="nf">add_plugin_argument</span><span class="p">(</span><span class="n">parser</span><span class="p">:</span> <span class="n">argparse</span><span class="o">.</span><span class="n">ArgumentParser</span><span class="p">):</span>
<span class="n">plugin_config</span> <span class="o">=</span> <span class="n">PluginConfig</span><span class="p">()</span>
<span class="k">for</span> <span class="n">field</span> <span class="ow">in</span> <span class="n">fields</span><span class="p">(</span><span class="n">plugin_config</span><span class="p">):</span>
<span class="c1"># Remove prefix &quot;_&quot; of the storage name</span>
<span class="n">field_name</span> <span class="o">=</span> <span class="n">field</span><span class="o">.</span><span class="n">name</span><span class="o">.</span><span class="n">lstrip</span><span class="p">(</span><span class="s1">&#39;_&#39;</span><span class="p">)</span>
<span class="k">if</span> <span class="n">field_name</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">cli_plugin_args</span><span class="p">:</span>
<span class="k">continue</span>
<span class="k">if</span> <span class="n">field</span><span class="o">.</span><span class="n">type</span> <span class="ow">in</span> <span class="p">(</span><span class="nb">str</span><span class="p">,</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">str</span><span class="p">]):</span>
<span class="n">plugin_dtype_options</span> <span class="o">=</span> <span class="n">DEFAULT_PLUGIN_DTYPE_OPTIONS</span>
<span class="k">if</span> <span class="n">field_name</span> <span class="ow">in</span> <span class="n">PLUGIN_DTYPE_OPTIONS_MAP</span><span class="p">:</span>
<span class="n">plugin_dtype_options</span> <span class="o">=</span> <span class="n">PLUGIN_DTYPE_OPTIONS_MAP</span><span class="p">[</span><span class="n">field_name</span><span class="p">]</span>
<span class="n">parser</span><span class="o">.</span><span class="n">add_argument</span><span class="p">(</span>
<span class="s2">&quot;--&quot;</span> <span class="o">+</span> <span class="n">field_name</span><span class="p">,</span>
<span class="nb">type</span><span class="o">=</span><span class="nb">str</span><span class="p">,</span>
<span class="n">default</span><span class="o">=</span><span class="n">field</span><span class="o">.</span><span class="n">default</span> <span class="k">if</span> <span class="n">field</span><span class="o">.</span><span class="n">default</span> <span class="k">else</span> <span class="s2">&quot;disable&quot;</span><span class="p">,</span>
<span class="n">choices</span><span class="o">=</span><span class="p">[</span><span class="n">x</span> <span class="k">if</span> <span class="n">x</span> <span class="k">else</span> <span class="s2">&quot;disable&quot;</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">plugin_dtype_options</span><span class="p">],</span>
<span class="n">help</span><span class="o">=</span><span class="sa">f</span><span class="s2">&quot;Whether to enable/disable ``</span><span class="si">{</span><span class="n">field_name</span><span class="si">}</span><span class="s2">`` and the dtype.&quot;</span>
<span class="p">)</span>
<span class="k">elif</span> <span class="n">field</span><span class="o">.</span><span class="n">type</span> <span class="o">==</span> <span class="nb">bool</span><span class="p">:</span>
<span class="n">parser</span><span class="o">.</span><span class="n">add_argument</span><span class="p">(</span>
<span class="s2">&quot;--&quot;</span> <span class="o">+</span> <span class="n">field_name</span><span class="p">,</span>
<span class="nb">type</span><span class="o">=</span><span class="nb">str</span><span class="p">,</span>
<span class="n">default</span><span class="o">=</span><span class="s2">&quot;enable&quot;</span> <span class="k">if</span> <span class="n">field</span><span class="o">.</span><span class="n">default</span> <span class="k">else</span> <span class="s2">&quot;disable&quot;</span><span class="p">,</span>
<span class="n">choices</span><span class="o">=</span><span class="p">[</span><span class="s2">&quot;enable&quot;</span><span class="p">,</span> <span class="s2">&quot;disable&quot;</span><span class="p">],</span>
<span class="n">help</span><span class="o">=</span><span class="sa">f</span><span class="s2">&quot;Whether to enable/disable ``</span><span class="si">{</span><span class="n">field_name</span><span class="si">}</span><span class="s2">``.&quot;</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">parser</span><span class="o">.</span><span class="n">add_argument</span><span class="p">(</span><span class="s2">&quot;--&quot;</span> <span class="o">+</span> <span class="n">field_name</span><span class="p">,</span>
<span class="nb">type</span><span class="o">=</span><span class="n">field</span><span class="o">.</span><span class="n">type</span><span class="p">,</span>
<span class="n">default</span><span class="o">=</span><span class="n">field</span><span class="o">.</span><span class="n">default</span><span class="p">,</span>
<span class="n">help</span><span class="o">=</span><span class="sa">f</span><span class="s2">&quot;``</span><span class="si">{</span><span class="n">field_name</span><span class="si">}</span><span class="s2">``.&quot;</span><span class="p">)</span>
<span class="k">return</span> <span class="n">parser</span>
<span class="k">class</span> <span class="nc">CustomAllReduceHelper</span><span class="p">:</span>
<span class="w"> </span><span class="sd">&quot;&quot;&quot;</span>
<span class="sd"> Globally visible class to help usage of custom_all_reduce plugin.</span>
<span class="sd"> Provides the following utilities:</span>
<span class="sd"> workspace: Tensor</span>
<span class="sd"> When using CUSTOM or AUTO mode, a tensor containing pointers to memory</span>
<span class="sd"> visible to all GPUs. It should be 3 pointers per TP rank -</span>
<span class="sd"> ptr to data buffer, ptr to barriers in, ptr to barriers out.</span>
<span class="sd"> It must be initialized using IpcMemory class.</span>
<span class="sd"> Usage:</span>
<span class="sd"> - Set custom_all_reduce_helper.workspace with the required tensor.</span>
<span class="sd"> Then, each instance of allreduce will reference that tensor automatically.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">POINTERS_PER_RANK</span> <span class="o">=</span> <span class="mi">4</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">workspace</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="n">Tensor</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span>
<span class="k">def</span> <span class="nf">set_workspace_tensor</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span>
<span class="n">mapping</span><span class="p">:</span> <span class="n">Mapping</span><span class="p">,</span>
<span class="n">num_profiles</span><span class="p">:</span> <span class="n">Optional</span><span class="p">[</span><span class="nb">int</span><span class="p">]</span> <span class="o">=</span> <span class="kc">None</span><span class="p">):</span>
<span class="kn">from</span> <span class="nn">..functional</span> <span class="kn">import</span> <span class="n">Tensor</span>
<span class="n">workspace_size</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">POINTERS_PER_RANK</span> <span class="o">*</span> <span class="n">mapping</span><span class="o">.</span><span class="n">tp_size</span> <span class="o">+</span> <span class="mi">1</span>
<span class="n">dim_range</span> <span class="o">=</span> <span class="kc">None</span>
<span class="k">if</span> <span class="n">num_profiles</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">dim_range</span> <span class="o">=</span> <span class="n">OrderedDict</span><span class="p">([(</span><span class="s1">&#39;all_reduce_size&#39;</span><span class="p">,</span>
<span class="p">[</span><span class="n">workspace_size</span><span class="p">]</span> <span class="o">*</span> <span class="n">num_profiles</span><span class="p">)])</span>
<span class="bp">self</span><span class="o">.</span><span class="n">workspace</span> <span class="o">=</span> <span class="n">Tensor</span><span class="p">(</span>
<span class="n">name</span><span class="o">=</span><span class="s1">&#39;all_reduce_workspace&#39;</span><span class="p">,</span>
<span class="n">dtype</span><span class="o">=</span><span class="n">trt</span><span class="o">.</span><span class="n">int64</span><span class="p">,</span>
<span class="n">shape</span><span class="o">=</span><span class="p">[</span><span class="n">workspace_size</span><span class="p">],</span>
<span class="n">dim_range</span><span class="o">=</span><span class="n">dim_range</span><span class="p">,</span>
<span class="p">)</span>
<span class="nd">@staticmethod</span>
<span class="k">def</span> <span class="nf">max_workspace_size_auto</span><span class="p">(</span><span class="n">tp_size</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">int</span><span class="p">:</span>
<span class="k">if</span> <span class="n">tp_size</span> <span class="o">&lt;=</span> <span class="mi">2</span><span class="p">:</span>
<span class="k">return</span> <span class="mi">16_000_000</span>
<span class="k">return</span> <span class="mi">8_000_000</span>
<span class="nd">@staticmethod</span>
<span class="k">def</span> <span class="nf">allocate_workspace</span><span class="p">(</span><span class="n">mapping</span><span class="p">:</span> <span class="n">Mapping</span><span class="p">,</span>
<span class="n">size</span><span class="p">:</span> <span class="nb">int</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Tuple</span><span class="p">[</span><span class="n">List</span><span class="p">[</span><span class="n">IpcMemory</span><span class="p">],</span> <span class="s2">&quot;torch.tensor&quot;</span><span class="p">]:</span>
<span class="kn">import</span> <span class="nn">torch</span>
<span class="n">is_p2p_supported</span> <span class="o">=</span> <span class="n">can_access_peer</span><span class="p">(</span><span class="n">mapping</span><span class="p">)</span>
<span class="n">ipc_buffers_ping</span> <span class="o">=</span> <span class="n">IpcMemory</span><span class="p">(</span><span class="n">mapping</span><span class="p">,</span> <span class="n">size</span> <span class="o">*</span> <span class="n">mapping</span><span class="o">.</span><span class="n">tp_size</span><span class="p">,</span>
<span class="n">is_p2p_supported</span><span class="p">)</span>
<span class="n">ipc_buffers_pong</span> <span class="o">=</span> <span class="n">IpcMemory</span><span class="p">(</span><span class="n">mapping</span><span class="p">,</span> <span class="n">size</span> <span class="o">*</span> <span class="n">mapping</span><span class="o">.</span><span class="n">tp_size</span><span class="p">,</span>
<span class="n">is_p2p_supported</span><span class="p">)</span>
<span class="n">ipc_barriers_in</span> <span class="o">=</span> <span class="n">IpcMemory</span><span class="p">(</span>
<span class="n">mapping</span><span class="p">,</span> <span class="n">IpcMemory</span><span class="o">.</span><span class="n">IPC_BARRIERS_SIZE_PER_GPU</span> <span class="o">*</span> <span class="n">mapping</span><span class="o">.</span><span class="n">tp_size</span> <span class="o">*</span> <span class="mi">2</span><span class="p">,</span>
<span class="n">is_p2p_supported</span><span class="p">)</span>
<span class="n">ipc_barriers_out</span> <span class="o">=</span> <span class="n">IpcMemory</span><span class="p">(</span>
<span class="n">mapping</span><span class="p">,</span> <span class="n">IpcMemory</span><span class="o">.</span><span class="n">IPC_BARRIERS_SIZE_PER_GPU</span> <span class="o">*</span> <span class="n">mapping</span><span class="o">.</span><span class="n">tp_size</span> <span class="o">*</span> <span class="mi">2</span><span class="p">,</span>
<span class="n">is_p2p_supported</span><span class="p">)</span>
<span class="n">buffers</span> <span class="o">=</span> <span class="p">[</span>
<span class="n">ipc_buffers_ping</span><span class="p">,</span>
<span class="n">ipc_buffers_pong</span><span class="p">,</span>
<span class="n">ipc_barriers_in</span><span class="p">,</span>
<span class="n">ipc_barriers_out</span><span class="p">,</span>
<span class="p">]</span>
<span class="k">return</span> <span class="n">buffers</span><span class="p">,</span> <span class="n">torch</span><span class="o">.</span><span class="n">tensor</span><span class="p">(</span>
<span class="n">ipc_buffers_ping</span><span class="o">.</span><span class="n">serialize</span><span class="p">()</span> <span class="o">+</span> <span class="n">ipc_buffers_pong</span><span class="o">.</span><span class="n">serialize</span><span class="p">()</span> <span class="o">+</span>
<span class="n">ipc_barriers_in</span><span class="o">.</span><span class="n">serialize</span><span class="p">()</span> <span class="o">+</span> <span class="n">ipc_barriers_out</span><span class="o">.</span><span class="n">serialize</span><span class="p">()</span> <span class="o">+</span> <span class="p">[</span><span class="mi">0</span><span class="p">],</span>
<span class="n">dtype</span><span class="o">=</span><span class="n">torch</span><span class="o">.</span><span class="n">int64</span><span class="p">,</span>
<span class="n">device</span><span class="o">=</span><span class="s2">&quot;cpu&quot;</span><span class="p">)</span>
<span class="n">custom_all_reduce_helper</span> <span class="o">=</span> <span class="kc">None</span>
<span class="k">def</span> <span class="nf">init_all_reduce_helper</span><span class="p">():</span>
<span class="k">global</span> <span class="n">custom_all_reduce_helper</span>
<span class="n">custom_all_reduce_helper</span> <span class="o">=</span> <span class="n">CustomAllReduceHelper</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">current_all_reduce_helper</span><span class="p">():</span>
<span class="k">global</span> <span class="n">custom_all_reduce_helper</span>
<span class="k">assert</span> <span class="n">custom_all_reduce_helper</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">,</span> <span class="s2">&quot;You must call `init_all_reduce_helper` first&quot;</span>
<span class="k">return</span> <span class="n">custom_all_reduce_helper</span>
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