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<a href="distributed_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright © 2024 Apple Inc.</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span> </div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#pragma once</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span> </div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include <memory></span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span> </div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include "<a class="code" href="array_8h.html">mlx/array.h</a>"</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> </div>
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<div class="foldopen" id="foldopen00009" data-start="{" data-end="}">
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"><a class="line" href="namespacemlx_1_1core_1_1distributed.html"> 9</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacemlx_1_1core_1_1distributed.html">mlx::core::distributed</a> {</div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// Forward declaration of the base group implementation.</span></div>
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<div class="foldopen" id="foldopen00012" data-start="{" data-end="}">
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"><a class="line" href="namespacemlx_1_1core_1_1distributed_1_1detail.html"> 12</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacemlx_1_1core_1_1distributed_1_1detail.html">detail</a> {</div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="keyword">class </span><a class="code hl_class" href="classmlx_1_1core_1_1distributed_1_1detail_1_1_group_impl.html">GroupImpl</a>;</div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span>};</div>
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</div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment">/* Check if a communication backend is available */</span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"><a class="line" href="namespacemlx_1_1core_1_1distributed.html#a95655473cd0032c06e5fe3fca85aeef3"> 17</a></span><span class="keywordtype">bool</span> <a class="code hl_function" href="namespacemlx_1_1core_1_1distributed.html#a95655473cd0032c06e5fe3fca85aeef3">is_available</a>();</div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span></div>
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<div class="foldopen" id="foldopen00024" data-start="{" data-end="};">
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"><a class="line" href="structmlx_1_1core_1_1distributed_1_1_group.html"> 24</a></span><span class="keyword">struct </span><a class="code hl_function" href="structmlx_1_1core_1_1distributed_1_1_group.html#a32e6e085a427b41ca3529c5e5db30a1b">Group</a> {</div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"><a class="line" href="structmlx_1_1core_1_1distributed_1_1_group.html#a32e6e085a427b41ca3529c5e5db30a1b"> 25</a></span> <a class="code hl_function" href="structmlx_1_1core_1_1distributed_1_1_group.html#a32e6e085a427b41ca3529c5e5db30a1b">Group</a>(std::shared_ptr<detail::GroupImpl> group) : group_(<a class="code hl_function" href="group__ops.html#ga2a466024f8061febc0a64be557644cb0">std</a>::move(group)) {}</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"><a class="line" href="structmlx_1_1core_1_1distributed_1_1_group.html#a94b676c55c9a0f9d6e75ddf80644f18d"> 27</a></span> <span class="keywordtype">int</span> <a class="code hl_function" href="structmlx_1_1core_1_1distributed_1_1_group.html#a94b676c55c9a0f9d6e75ddf80644f18d">rank</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"><a class="line" href="structmlx_1_1core_1_1distributed_1_1_group.html#ac0a5a1e463a9330355e8bfe09c0feaf2"> 28</a></span> <span class="keywordtype">int</span> <a class="code hl_function" href="structmlx_1_1core_1_1distributed_1_1_group.html#ac0a5a1e463a9330355e8bfe09c0feaf2">size</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span></div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"><a class="line" href="structmlx_1_1core_1_1distributed_1_1_group.html#ad3682f4dc85bfe7e5464b87f6f0fd931"> 38</a></span> <a class="code hl_function" href="structmlx_1_1core_1_1distributed_1_1_group.html#a32e6e085a427b41ca3529c5e5db30a1b">Group</a> <a class="code hl_function" href="structmlx_1_1core_1_1distributed_1_1_group.html#ad3682f4dc85bfe7e5464b87f6f0fd931">split</a>(<span class="keywordtype">int</span> color, <span class="keywordtype">int</span> key = -1) <span class="keyword">const</span>;</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="foldopen" id="foldopen00040" data-start="{" data-end="}">
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"><a class="line" href="structmlx_1_1core_1_1distributed_1_1_group.html#aea20bbd3a1c46a3d19da9923885720bf"> 40</a></span> <span class="keyword">const</span> std::shared_ptr<detail::GroupImpl>& <a class="code hl_function" href="structmlx_1_1core_1_1distributed_1_1_group.html#aea20bbd3a1c46a3d19da9923885720bf">raw_group</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keywordflow">return</span> group_;</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> }</div>
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</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">private</span>:</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> std::shared_ptr<detail::GroupImpl> group_{<span class="keyword">nullptr</span>};</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span>};</div>
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</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span></div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"><a class="line" href="namespacemlx_1_1core_1_1distributed.html#a24cdcd2aa23a3410a8973753ade3f772"> 56</a></span><a class="code hl_struct" href="structmlx_1_1core_1_1distributed_1_1_group.html">Group</a> <a class="code hl_function" href="namespacemlx_1_1core_1_1distributed.html#a24cdcd2aa23a3410a8973753ade3f772">init</a>(<span class="keywordtype">bool</span> strict = <span class="keyword">false</span>, <span class="keyword">const</span> std::string& bk = <span class="stringliteral">"any"</span>);</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span>} <span class="comment">// namespace mlx::core::distributed</span></div>
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</div>
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<div class="ttc" id="aarray_8h_html"><div class="ttname"><a href="array_8h.html">array.h</a></div></div>
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<div class="ttc" id="aclassmlx_1_1core_1_1distributed_1_1detail_1_1_group_impl_html"><div class="ttname"><a href="classmlx_1_1core_1_1distributed_1_1detail_1_1_group_impl.html">mlx::core::distributed::detail::GroupImpl</a></div><div class="ttdoc">Abstract base class of a distributed group implementation.</div><div class="ttdef"><b>Definition</b> distributed_impl.h:12</div></div>
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<div class="ttc" id="agroup__ops_html_ga2a466024f8061febc0a64be557644cb0"><div class="ttname"><a href="group__ops.html#ga2a466024f8061febc0a64be557644cb0">mlx::core::std</a></div><div class="ttdeci">array std(const array &a, bool keepdims, int ddof=0, StreamOrDevice s={})</div><div class="ttdoc">Computes the standard deviation of the elements of an array.</div></div>
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<div class="ttc" id="anamespacemlx_1_1core_1_1distributed_1_1detail_html"><div class="ttname"><a href="namespacemlx_1_1core_1_1distributed_1_1detail.html">mlx::core::distributed::detail</a></div><div class="ttdef"><b>Definition</b> distributed.h:12</div></div>
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<div class="ttc" id="anamespacemlx_1_1core_1_1distributed_html"><div class="ttname"><a href="namespacemlx_1_1core_1_1distributed.html">mlx::core::distributed</a></div><div class="ttdef"><b>Definition</b> distributed.h:9</div></div>
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<div class="ttc" id="anamespacemlx_1_1core_1_1distributed_html_a24cdcd2aa23a3410a8973753ade3f772"><div class="ttname"><a href="namespacemlx_1_1core_1_1distributed.html#a24cdcd2aa23a3410a8973753ade3f772">mlx::core::distributed::init</a></div><div class="ttdeci">Group init(bool strict=false, const std::string &bk="any")</div><div class="ttdoc">Initialize the distributed backend and return the group containing all discoverable processes.</div></div>
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<div class="ttc" id="anamespacemlx_1_1core_1_1distributed_html_a95655473cd0032c06e5fe3fca85aeef3"><div class="ttname"><a href="namespacemlx_1_1core_1_1distributed.html#a95655473cd0032c06e5fe3fca85aeef3">mlx::core::distributed::is_available</a></div><div class="ttdeci">bool is_available()</div></div>
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<div class="ttc" id="astructmlx_1_1core_1_1distributed_1_1_group_html"><div class="ttname"><a href="structmlx_1_1core_1_1distributed_1_1_group.html">mlx::core::distributed::Group</a></div><div class="ttdoc">A distributed::Group represents a group of independent mlx processes that can communicate.</div><div class="ttdef"><b>Definition</b> distributed.h:24</div></div>
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<div class="ttc" id="astructmlx_1_1core_1_1distributed_1_1_group_html_a32e6e085a427b41ca3529c5e5db30a1b"><div class="ttname"><a href="structmlx_1_1core_1_1distributed_1_1_group.html#a32e6e085a427b41ca3529c5e5db30a1b">mlx::core::distributed::Group::Group</a></div><div class="ttdeci">Group(std::shared_ptr< detail::GroupImpl > group)</div><div class="ttdef"><b>Definition</b> distributed.h:25</div></div>
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<div class="ttc" id="astructmlx_1_1core_1_1distributed_1_1_group_html_a94b676c55c9a0f9d6e75ddf80644f18d"><div class="ttname"><a href="structmlx_1_1core_1_1distributed_1_1_group.html#a94b676c55c9a0f9d6e75ddf80644f18d">mlx::core::distributed::Group::rank</a></div><div class="ttdeci">int rank() const</div></div>
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<div class="ttc" id="astructmlx_1_1core_1_1distributed_1_1_group_html_ac0a5a1e463a9330355e8bfe09c0feaf2"><div class="ttname"><a href="structmlx_1_1core_1_1distributed_1_1_group.html#ac0a5a1e463a9330355e8bfe09c0feaf2">mlx::core::distributed::Group::size</a></div><div class="ttdeci">int size() const</div></div>
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<div class="ttc" id="astructmlx_1_1core_1_1distributed_1_1_group_html_ad3682f4dc85bfe7e5464b87f6f0fd931"><div class="ttname"><a href="structmlx_1_1core_1_1distributed_1_1_group.html#ad3682f4dc85bfe7e5464b87f6f0fd931">mlx::core::distributed::Group::split</a></div><div class="ttdeci">Group split(int color, int key=-1) const</div><div class="ttdoc">Split the group according to the provided color.</div></div>
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<div class="ttc" id="astructmlx_1_1core_1_1distributed_1_1_group_html_aea20bbd3a1c46a3d19da9923885720bf"><div class="ttname"><a href="structmlx_1_1core_1_1distributed_1_1_group.html#aea20bbd3a1c46a3d19da9923885720bf">mlx::core::distributed::Group::raw_group</a></div><div class="ttdeci">const std::shared_ptr< detail::GroupImpl > & raw_group() const</div><div class="ttdef"><b>Definition</b> distributed.h:40</div></div>
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