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<li class="navelem"><a class="el" href="dir_a62226f9e3a6c7c5a3be455e2f87ae01.html">xrpld</a></li><li class="navelem"><a class="el" href="dir_ba3df07e81ea6c232f7f0c8823316f62.html">core</a></li><li class="navelem"><a class="el" href="dir_ba227d129a24ecf2cd1f513aa6e21996.html">detail</a></li> </ul>
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<div class="headertitle"><div class="title">Workers.cpp</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#include &lt;xrpld/core/detail/Workers.h&gt;</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#include &lt;xrpld/perflog/PerfLog.h&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span> </div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include &lt;xrpl/beast/core/CurrentThreadName.h&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include &lt;xrpl/beast/utility/instrumentation.h&gt;</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span> </div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceripple.html">ripple</a> {</div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> </div>
<div class="foldopen" id="foldopen00009" data-start="{" data-end="}">
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a2b7128de479945e72fca6f1fb069466f"> 9</a></span><a class="code hl_function" href="classripple_1_1Workers.html#a2b7128de479945e72fca6f1fb069466f">Workers::Workers</a>(</div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> <a class="code hl_struct" href="structripple_1_1Workers_1_1Callback.html">Callback</a>&amp; callback,</div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> <a class="code hl_class" href="classripple_1_1perf_1_1PerfLog.html">perf::PerfLog</a>* perfLog,</div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>&amp; threadNames,</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> <span class="keywordtype">int</span> numberOfThreads)</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> : m_callback(callback)</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> , perfLog_(perfLog)</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> , m_threadNames(threadNames)</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> , m_allPaused(true)</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> , m_semaphore(0)</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> , m_numberOfThreads(0)</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> , m_activeCount(0)</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> , m_pauseCount(0)</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> , m_runningTaskCount(0)</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span>{</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <a class="code hl_function" href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d">setNumberOfThreads</a>(numberOfThreads);</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span>}</div>
</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="foldopen" id="foldopen00027" data-start="{" data-end="}">
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a780ec448fd8944839c8baec628db5560"> 27</a></span><a class="code hl_function" href="classripple_1_1Workers.html#a780ec448fd8944839c8baec628db5560">Workers::~Workers</a>()</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span>{</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <a class="code hl_function" href="classripple_1_1Workers.html#adc599a454f17df95852e20139e98eea8">stop</a>();</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <a class="code hl_function" href="classripple_1_1Workers.html#a5f6a6068ef793a580da7aa31a873a804">deleteWorkers</a>(<a class="code hl_variable" href="classripple_1_1Workers.html#abb1521ec9d4ec37ec9488c858e682f47">m_everyone</a>);</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span>}</div>
</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="keywordtype">int</span></div>
<div class="foldopen" id="foldopen00035" data-start="{" data-end="}">
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a483ede0aed8ed080be82fcb62d79dd19"> 35</a></span><a class="code hl_function" href="classripple_1_1Workers.html#a483ede0aed8ed080be82fcb62d79dd19">Workers::getNumberOfThreads</a>() const noexcept</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span>{</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a>;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span>}</div>
</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="comment">// VFALCO NOTE if this function is called quickly to reduce then</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="comment">// increase the number of threads, it could result in</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="comment">// more paused threads being created than expected.</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span><span class="comment">//</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00045" data-start="{" data-end="}">
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d"> 45</a></span><a class="code hl_function" href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d">Workers::setNumberOfThreads</a>(<span class="keywordtype">int</span> numberOfThreads)</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span>{</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">static</span> <span class="keywordtype">int</span> instance{0};</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a> == numberOfThreads)</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="classripple_1_1Workers.html#addb401754309403bc8a604f1dd7cfdf3">perfLog_</a>)</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <a class="code hl_variable" href="classripple_1_1Workers.html#addb401754309403bc8a604f1dd7cfdf3">perfLog_</a>-&gt;<a class="code hl_function" href="classripple_1_1perf_1_1PerfLog.html#aa11365e44f61add50756e2e1b208fbc6">resizeJobs</a>(numberOfThreads);</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keywordflow">if</span> (numberOfThreads &gt; <a class="code hl_variable" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a>)</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> {</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="comment">// Increasing the number of working threads</span></div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordtype">int</span> <span class="keyword">const</span> amount = numberOfThreads - <a class="code hl_variable" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a>;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; amount; ++i)</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="comment">// See if we can reuse a paused worker</span></div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <a class="code hl_class" href="classripple_1_1Workers_1_1Worker.html">Worker</a>* worker = <a class="code hl_variable" href="classripple_1_1Workers.html#a7a1ec32f737f520240f0c07ac235cbb7">m_paused</a>.pop_front();</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="keywordflow">if</span> (worker != <span class="keyword">nullptr</span>)</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> {</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// If we got here then the worker thread is at [1]</span></div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// This will unblock their call to wait()</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="comment">//</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> worker-&gt;<a class="code hl_function" href="classripple_1_1Workers_1_1Worker.html#a3e971f77e27f36e9b3647c5af6bcd6f6">notify</a>();</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> }</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> {</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> worker = <span class="keyword">new</span> <a class="code hl_class" href="classripple_1_1Workers_1_1Worker.html">Worker</a>(*<span class="keyword">this</span>, <a class="code hl_variable" href="classripple_1_1Workers.html#ab5e3a1411baa39373e04b428629d06c2">m_threadNames</a>, instance++);</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <a class="code hl_variable" href="classripple_1_1Workers.html#abb1521ec9d4ec37ec9488c858e682f47">m_everyone</a>.push_front(worker);</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> }</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> }</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> }</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> {</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="comment">// Decreasing the number of working threads</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordtype">int</span> <span class="keyword">const</span> amount = <a class="code hl_variable" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a> - numberOfThreads;</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; amount; ++i)</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> {</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> ++<a class="code hl_variable" href="classripple_1_1Workers.html#ad6f81ee7115e8654638dc5d73c4ffa6c">m_pauseCount</a>;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="comment">// Pausing a thread counts as one &quot;internal task&quot;</span></div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <a class="code hl_variable" href="classripple_1_1Workers.html#ae595b0b93152d054b16d804066cc22bb">m_semaphore</a>.<a class="code hl_function" href="classripple_1_1basic__semaphore.html#afb527f24d3a10d885892f8f46d8ce49c">notify</a>();</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> }</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> }</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <a class="code hl_variable" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a> = numberOfThreads;</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span>}</div>
</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> </div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00096" data-start="{" data-end="}">
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#adc599a454f17df95852e20139e98eea8"> 96</a></span><a class="code hl_function" href="classripple_1_1Workers.html#adc599a454f17df95852e20139e98eea8">Workers::stop</a>()</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span>{</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <a class="code hl_function" href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d">setNumberOfThreads</a>(0);</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/unique_lock.html">std::unique_lock&lt;std::mutex&gt;</a> lk{<a class="code hl_variable" href="classripple_1_1Workers.html#a2975bc9272963c0333b08d288adaca7a">m_mut</a>};</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <a class="code hl_variable" href="classripple_1_1Workers.html#a3e0b864f32dddc4e7680ae1b561eca2e">m_cv</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/thread/condition_variable/wait.html">wait</a>(lk, [<span class="keyword">this</span>] { <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Workers.html#aca7a8eb13cf442123f3a4189b27d83f1">m_allPaused</a>; });</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> lk.unlock();</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> XRPL_ASSERT(</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <a class="code hl_function" href="classripple_1_1Workers.html#a8cb80967484f0d91c3125e364091d419">numberOfCurrentlyRunningTasks</a>() == 0,</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="stringliteral">&quot;ripple::Workers::stop : zero running tasks&quot;</span>);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span>}</div>
</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00110" data-start="{" data-end="}">
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#aa65a05362bb7c77d7679cefce91a1514"> 110</a></span><a class="code hl_function" href="classripple_1_1Workers.html#aa65a05362bb7c77d7679cefce91a1514">Workers::addTask</a>()</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span>{</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <a class="code hl_variable" href="classripple_1_1Workers.html#ae595b0b93152d054b16d804066cc22bb">m_semaphore</a>.<a class="code hl_function" href="classripple_1_1basic__semaphore.html#afb527f24d3a10d885892f8f46d8ce49c">notify</a>();</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span>}</div>
</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span><span class="keywordtype">int</span></div>
<div class="foldopen" id="foldopen00116" data-start="{" data-end="}">
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a8cb80967484f0d91c3125e364091d419"> 116</a></span><a class="code hl_function" href="classripple_1_1Workers.html#a8cb80967484f0d91c3125e364091d419">Workers::numberOfCurrentlyRunningTasks</a>() const noexcept</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span>{</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="classripple_1_1Workers.html#ae016b648511f4b8cb6fccf95b72dfc68">m_runningTaskCount</a>.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/atomic/atomic/load.html">load</a>();</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span>}</div>
</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00122" data-start="{" data-end="}">
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a5f6a6068ef793a580da7aa31a873a804"> 122</a></span><a class="code hl_function" href="classripple_1_1Workers.html#a5f6a6068ef793a580da7aa31a873a804">Workers::deleteWorkers</a>(<a class="code hl_class" href="classbeast_1_1LockFreeStack.html">beast::LockFreeStack&lt;Worker&gt;</a>&amp; stack)</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span>{</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keywordflow">for</span> (;;)</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> {</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <a class="code hl_class" href="classripple_1_1Workers_1_1Worker.html">Worker</a>* <span class="keyword">const</span> worker = stack.<a class="code hl_function" href="classbeast_1_1LockFreeStack.html#a62e709bb5c7bec338ffbf32585a7137c">pop_front</a>();</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="keywordflow">if</span> (worker != <span class="keyword">nullptr</span>)</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> {</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="comment">// This call blocks until the thread orderly exits</span></div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">delete</span> worker;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> }</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> {</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> }</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> }</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span>}</div>
</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span><span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> </div>
<div class="foldopen" id="foldopen00142" data-start="{" data-end="}">
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"><a class="line" href="classripple_1_1Workers_1_1Worker.html#a2655fdbba9710d27a1a97463d45f21cd"> 142</a></span><a class="code hl_function" href="classripple_1_1Workers_1_1Worker.html#a2655fdbba9710d27a1a97463d45f21cd">Workers::Worker::Worker</a>(</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <a class="code hl_class" href="classripple_1_1Workers.html">Workers</a>&amp; workers,</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>&amp; threadName,</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keywordtype">int</span> <span class="keyword">const</span> instance)</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> : m_workers{workers}</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> , threadName_{threadName}</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> , instance_{instance}</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> , wakeCount_{0}</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> , shouldExit_{false}</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span>{</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <a class="code hl_variable" href="classripple_1_1Workers_1_1Worker.html#a1e80d31068c38448d2de2d2ee00398db">thread_</a> = <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/thread.html">std::thread</a>{&amp;<a class="code hl_function" href="classripple_1_1Workers_1_1Worker.html#af22df5d3827a478181be99171dc05e45">Workers::Worker::run</a>, <span class="keyword">this</span>};</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span>}</div>
</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> </div>
<div class="foldopen" id="foldopen00155" data-start="{" data-end="}">
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"><a class="line" href="classripple_1_1Workers_1_1Worker.html#a5ff8ef7855ae89cc306ebb5a04665615"> 155</a></span><a class="code hl_function" href="classripple_1_1Workers_1_1Worker.html#a5ff8ef7855ae89cc306ebb5a04665615">Workers::Worker::~Worker</a>()</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span>{</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> {</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lock{mutex_};</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> ++wakeCount_;</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> shouldExit_ = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> }</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> </div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> wakeup_.notify_one();</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> thread_.<a class="code hl_functionRef" href="http://en.cppreference.com/w/cpp/thread/thread/join.html">join</a>();</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span>}</div>
</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00168" data-start="{" data-end="}">
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"><a class="line" href="classripple_1_1Workers_1_1Worker.html#a3e971f77e27f36e9b3647c5af6bcd6f6"> 168</a></span><a class="code hl_function" href="classripple_1_1Workers_1_1Worker.html#a3e971f77e27f36e9b3647c5af6bcd6f6">Workers::Worker::notify</a>()</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span>{</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lock{mutex_};</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> ++wakeCount_;</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> wakeup_.notify_one();</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span>}</div>
</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span><span class="keywordtype">void</span></div>
<div class="foldopen" id="foldopen00176" data-start="{" data-end="}">
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"><a class="line" href="classripple_1_1Workers_1_1Worker.html#af22df5d3827a478181be99171dc05e45"> 176</a></span><a class="code hl_function" href="classripple_1_1Workers_1_1Worker.html#af22df5d3827a478181be99171dc05e45">Workers::Worker::run</a>()</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span>{</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keywordtype">bool</span> shouldExit = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordflow">do</span></div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> {</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="comment">// Increment the count of active workers, and if</span></div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <span class="comment">// we are the first one then reset the &quot;all paused&quot; event</span></div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <span class="comment">//</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keywordflow">if</span> (++m_workers.m_activeCount == 1)</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> {</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lk{m_workers.m_mut};</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> m_workers.m_allPaused = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> }</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <span class="keywordflow">for</span> (;;)</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> {</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <span class="comment">// Put the name back in case the callback changed it</span></div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <a class="code hl_function" href="namespacebeast.html#ab3bd70e6eb43bbd99b5fe518efce8c7e">beast::setCurrentThreadName</a>(threadName_);</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> </div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <span class="comment">// Acquire a task or &quot;internal task.&quot;</span></div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="comment">//</span></div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> m_workers.m_semaphore.wait();</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// See if there&#39;s a pause request. This</span></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="comment">// counts as an &quot;internal task.&quot;</span></div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="comment">//</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> <span class="keywordtype">int</span> pauseCount = m_workers.m_pauseCount.load();</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <span class="keywordflow">if</span> (pauseCount &gt; 0)</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> {</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="comment">// Try to decrement</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> pauseCount = --m_workers.m_pauseCount;</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> </div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keywordflow">if</span> (pauseCount &gt;= 0)</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> {</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="comment">// We got paused</span></div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> }</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> {</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// Undo our decrement</span></div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> ++m_workers.m_pauseCount;</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> }</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> }</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> </div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="comment">// We couldn&#39;t pause so we must have gotten</span></div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="comment">// unblocked in order to process a task.</span></div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="comment">//</span></div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> ++m_workers.m_runningTaskCount;</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> m_workers.m_callback.processTask(instance_);</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> --m_workers.m_runningTaskCount;</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> }</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="comment">// Any worker that goes into the paused list must</span></div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="comment">// guarantee that it will eventually block on its</span></div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="comment">// event object.</span></div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <span class="comment">//</span></div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> m_workers.m_paused.push_front(<span class="keyword">this</span>);</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> </div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <span class="comment">// Decrement the count of active workers, and if we</span></div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <span class="comment">// are the last one then signal the &quot;all paused&quot; event.</span></div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <span class="comment">//</span></div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">if</span> (--m_workers.m_activeCount == 0)</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> {</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lk{m_workers.m_mut};</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> m_workers.m_allPaused = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> m_workers.m_cv.notify_all();</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> }</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> <span class="comment">// Set inactive thread name.</span></div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <a class="code hl_function" href="namespacebeast.html#ab3bd70e6eb43bbd99b5fe518efce8c7e">beast::setCurrentThreadName</a>(<span class="stringliteral">&quot;(&quot;</span> + threadName_ + <span class="stringliteral">&quot;)&quot;</span>);</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> </div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="comment">// [1] We will be here when the paused list is popped</span></div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> <span class="comment">//</span></div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <span class="comment">// We block on our condition_variable, wakeup_, a requirement of being</span></div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="comment">// put into the paused list.</span></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> <span class="comment">//</span></div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> <span class="comment">// wakeup_ will get signaled by either Worker::notify() or ~Worker.</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> {</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <a class="code hl_classRef" href="http://en.cppreference.com/w/cpp/thread/unique_lock.html">std::unique_lock&lt;std::mutex&gt;</a> lock{mutex_};</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> wakeup_.wait(lock, [<span class="keyword">this</span>] { <span class="keywordflow">return</span> this-&gt;wakeCount_ &gt; 0; });</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> </div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> shouldExit = shouldExit_;</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> --wakeCount_;</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> }</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> } <span class="keywordflow">while</span> (!shouldExit);</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span>}</div>
</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> </div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span>} <span class="comment">// namespace ripple</span></div>
<div class="ttc" id="abasic_string_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a></div></div>
<div class="ttc" id="aclassbeast_1_1LockFreeStack_html"><div class="ttname"><a href="classbeast_1_1LockFreeStack.html">beast::LockFreeStack</a></div><div class="ttdoc">Multiple Producer, Multiple Consumer (MPMC) intrusive stack.</div><div class="ttdef"><b>Definition</b> <a href="LockFreeStack_8h_source.html#l00127">LockFreeStack.h:128</a></div></div>
<div class="ttc" id="aclassbeast_1_1LockFreeStack_html_a62e709bb5c7bec338ffbf32585a7137c"><div class="ttname"><a href="classbeast_1_1LockFreeStack.html#a62e709bb5c7bec338ffbf32585a7137c">beast::LockFreeStack::pop_front</a></div><div class="ttdeci">Element * pop_front()</div><div class="ttdoc">Pop an element off the stack.</div><div class="ttdef"><b>Definition</b> <a href="LockFreeStack_8h_source.html#l00220">LockFreeStack.h:220</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_1_1Worker_html"><div class="ttname"><a href="classripple_1_1Workers_1_1Worker.html">ripple::Workers::Worker</a></div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00166">Workers.h:168</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_1_1Worker_html_a1e80d31068c38448d2de2d2ee00398db"><div class="ttname"><a href="classripple_1_1Workers_1_1Worker.html#a1e80d31068c38448d2de2d2ee00398db">ripple::Workers::Worker::thread_</a></div><div class="ttdeci">std::thread thread_</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00189">Workers.h:189</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_1_1Worker_html_a2655fdbba9710d27a1a97463d45f21cd"><div class="ttname"><a href="classripple_1_1Workers_1_1Worker.html#a2655fdbba9710d27a1a97463d45f21cd">ripple::Workers::Worker::Worker</a></div><div class="ttdeci">Worker(Workers &amp;workers, std::string const &amp;threadName, int const instance)</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00142">Workers.cpp:142</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_1_1Worker_html_a3e971f77e27f36e9b3647c5af6bcd6f6"><div class="ttname"><a href="classripple_1_1Workers_1_1Worker.html#a3e971f77e27f36e9b3647c5af6bcd6f6">ripple::Workers::Worker::notify</a></div><div class="ttdeci">void notify()</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00168">Workers.cpp:168</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_1_1Worker_html_a5ff8ef7855ae89cc306ebb5a04665615"><div class="ttname"><a href="classripple_1_1Workers_1_1Worker.html#a5ff8ef7855ae89cc306ebb5a04665615">ripple::Workers::Worker::~Worker</a></div><div class="ttdeci">~Worker()</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00155">Workers.cpp:155</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_1_1Worker_html_af22df5d3827a478181be99171dc05e45"><div class="ttname"><a href="classripple_1_1Workers_1_1Worker.html#af22df5d3827a478181be99171dc05e45">ripple::Workers::Worker::run</a></div><div class="ttdeci">void run()</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00176">Workers.cpp:176</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html"><div class="ttname"><a href="classripple_1_1Workers.html">ripple::Workers</a></div><div class="ttdoc">Workers is effectively a thread pool.</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00062">Workers.h:63</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_a2975bc9272963c0333b08d288adaca7a"><div class="ttname"><a href="classripple_1_1Workers.html#a2975bc9272963c0333b08d288adaca7a">ripple::Workers::m_mut</a></div><div class="ttdeci">std::mutex m_mut</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00205">Workers.h:205</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_a2b7128de479945e72fca6f1fb069466f"><div class="ttname"><a href="classripple_1_1Workers.html#a2b7128de479945e72fca6f1fb069466f">ripple::Workers::Workers</a></div><div class="ttdeci">Workers(Callback &amp;callback, perf::PerfLog *perfLog, std::string const &amp;threadNames=&quot;Worker&quot;, int numberOfThreads=static_cast&lt; int &gt;(std::thread::hardware_concurrency()))</div><div class="ttdoc">Create the object.</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00009">Workers.cpp:9</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_a3e0b864f32dddc4e7680ae1b561eca2e"><div class="ttname"><a href="classripple_1_1Workers.html#a3e0b864f32dddc4e7680ae1b561eca2e">ripple::Workers::m_cv</a></div><div class="ttdeci">std::condition_variable m_cv</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00204">Workers.h:204</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_a483ede0aed8ed080be82fcb62d79dd19"><div class="ttname"><a href="classripple_1_1Workers.html#a483ede0aed8ed080be82fcb62d79dd19">ripple::Workers::getNumberOfThreads</a></div><div class="ttdeci">int getNumberOfThreads() const noexcept</div><div class="ttdoc">Retrieve the desired number of threads.</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00035">Workers.cpp:35</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_a5f6a6068ef793a580da7aa31a873a804"><div class="ttname"><a href="classripple_1_1Workers.html#a5f6a6068ef793a580da7aa31a873a804">ripple::Workers::deleteWorkers</a></div><div class="ttdeci">static void deleteWorkers(beast::LockFreeStack&lt; Worker &gt; &amp;stack)</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00122">Workers.cpp:122</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_a780ec448fd8944839c8baec628db5560"><div class="ttname"><a href="classripple_1_1Workers.html#a780ec448fd8944839c8baec628db5560">ripple::Workers::~Workers</a></div><div class="ttdeci">~Workers()</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00027">Workers.cpp:27</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_a7a1ec32f737f520240f0c07ac235cbb7"><div class="ttname"><a href="classripple_1_1Workers.html#a7a1ec32f737f520240f0c07ac235cbb7">ripple::Workers::m_paused</a></div><div class="ttdeci">beast::LockFreeStack&lt; Worker, PausedTag &gt; m_paused</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00215">Workers.h:215</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_a8cb80967484f0d91c3125e364091d419"><div class="ttname"><a href="classripple_1_1Workers.html#a8cb80967484f0d91c3125e364091d419">ripple::Workers::numberOfCurrentlyRunningTasks</a></div><div class="ttdeci">int numberOfCurrentlyRunningTasks() const noexcept</div><div class="ttdoc">Get the number of currently executing calls of Callback::processTask.</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00116">Workers.cpp:116</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_aa65a05362bb7c77d7679cefce91a1514"><div class="ttname"><a href="classripple_1_1Workers.html#aa65a05362bb7c77d7679cefce91a1514">ripple::Workers::addTask</a></div><div class="ttdeci">void addTask()</div><div class="ttdoc">Add a task to be performed.</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00110">Workers.cpp:110</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_aac432fb6a913d937af37cff47de44bf3"><div class="ttname"><a href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">ripple::Workers::m_numberOfThreads</a></div><div class="ttdeci">int m_numberOfThreads</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00208">Workers.h:208</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_ab5e3a1411baa39373e04b428629d06c2"><div class="ttname"><a href="classripple_1_1Workers.html#ab5e3a1411baa39373e04b428629d06c2">ripple::Workers::m_threadNames</a></div><div class="ttdeci">std::string m_threadNames</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00203">Workers.h:203</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_abb1521ec9d4ec37ec9488c858e682f47"><div class="ttname"><a href="classripple_1_1Workers.html#abb1521ec9d4ec37ec9488c858e682f47">ripple::Workers::m_everyone</a></div><div class="ttdeci">beast::LockFreeStack&lt; Worker &gt; m_everyone</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00213">Workers.h:213</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_aca7a8eb13cf442123f3a4189b27d83f1"><div class="ttname"><a href="classripple_1_1Workers.html#aca7a8eb13cf442123f3a4189b27d83f1">ripple::Workers::m_allPaused</a></div><div class="ttdeci">bool m_allPaused</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00206">Workers.h:206</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_ad6f81ee7115e8654638dc5d73c4ffa6c"><div class="ttname"><a href="classripple_1_1Workers.html#ad6f81ee7115e8654638dc5d73c4ffa6c">ripple::Workers::m_pauseCount</a></div><div class="ttdeci">std::atomic&lt; int &gt; m_pauseCount</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00210">Workers.h:210</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_adc599a454f17df95852e20139e98eea8"><div class="ttname"><a href="classripple_1_1Workers.html#adc599a454f17df95852e20139e98eea8">ripple::Workers::stop</a></div><div class="ttdeci">void stop()</div><div class="ttdoc">Pause all threads and wait until they are paused.</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00096">Workers.cpp:96</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_addb401754309403bc8a604f1dd7cfdf3"><div class="ttname"><a href="classripple_1_1Workers.html#addb401754309403bc8a604f1dd7cfdf3">ripple::Workers::perfLog_</a></div><div class="ttdeci">perf::PerfLog * perfLog_</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00202">Workers.h:202</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_ae016b648511f4b8cb6fccf95b72dfc68"><div class="ttname"><a href="classripple_1_1Workers.html#ae016b648511f4b8cb6fccf95b72dfc68">ripple::Workers::m_runningTaskCount</a></div><div class="ttdeci">std::atomic&lt; int &gt; m_runningTaskCount</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00212">Workers.h:212</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_ae595b0b93152d054b16d804066cc22bb"><div class="ttname"><a href="classripple_1_1Workers.html#ae595b0b93152d054b16d804066cc22bb">ripple::Workers::m_semaphore</a></div><div class="ttdeci">semaphore m_semaphore</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00207">Workers.h:207</a></div></div>
<div class="ttc" id="aclassripple_1_1Workers_html_aeb667770c498316bc4611932c768141d"><div class="ttname"><a href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d">ripple::Workers::setNumberOfThreads</a></div><div class="ttdeci">void setNumberOfThreads(int numberOfThreads)</div><div class="ttdoc">Set the desired number of threads.</div><div class="ttdef"><b>Definition</b> <a href="Workers_8cpp_source.html#l00045">Workers.cpp:45</a></div></div>
<div class="ttc" id="aclassripple_1_1basic__semaphore_html_afb527f24d3a10d885892f8f46d8ce49c"><div class="ttname"><a href="classripple_1_1basic__semaphore.html#afb527f24d3a10d885892f8f46d8ce49c">ripple::basic_semaphore::notify</a></div><div class="ttdeci">void notify()</div><div class="ttdoc">Increment the count and unblock one waiting thread.</div><div class="ttdef"><b>Definition</b> <a href="semaphore_8h_source.html#l00057">semaphore.h:57</a></div></div>
<div class="ttc" id="aclassripple_1_1perf_1_1PerfLog_html"><div class="ttname"><a href="classripple_1_1perf_1_1PerfLog.html">ripple::perf::PerfLog</a></div><div class="ttdoc">Singleton class that maintains performance counters and optionally writes Json-formatted data to a di...</div><div class="ttdef"><b>Definition</b> <a href="PerfLog_8h_source.html#l00032">PerfLog.h:33</a></div></div>
<div class="ttc" id="aclassripple_1_1perf_1_1PerfLog_html_aa11365e44f61add50756e2e1b208fbc6"><div class="ttname"><a href="classripple_1_1perf_1_1PerfLog.html#aa11365e44f61add50756e2e1b208fbc6">ripple::perf::PerfLog::resizeJobs</a></div><div class="ttdeci">virtual void resizeJobs(int const resize)=0</div><div class="ttdoc">Ensure enough room to store each currently executing job.</div></div>
<div class="ttc" id="ajoin_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/thread/join.html">std::thread::join</a></div><div class="ttdeci">T join(T... args)</div></div>
<div class="ttc" id="aload_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/atomic/atomic/load.html">std::atomic::load</a></div><div class="ttdeci">T load(T... args)</div></div>
<div class="ttc" id="alock_guard_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a></div></div>
<div class="ttc" id="anamespacebeast_html_ab3bd70e6eb43bbd99b5fe518efce8c7e"><div class="ttname"><a href="namespacebeast.html#ab3bd70e6eb43bbd99b5fe518efce8c7e">beast::setCurrentThreadName</a></div><div class="ttdeci">void setCurrentThreadName(std::string_view newThreadName)</div><div class="ttdoc">Changes the name of the caller thread.</div><div class="ttdef"><b>Definition</b> <a href="CurrentThreadName_8cpp_source.html#l00100">CurrentThreadName.cpp:100</a></div></div>
<div class="ttc" id="anamespaceripple_html"><div class="ttname"><a href="namespaceripple.html">ripple</a></div><div class="ttdoc">Use hash_* containers for keys that do not need a cryptographically secure hashing algorithm.</div><div class="ttdef"><b>Definition</b> <a href="algorithm_8h_source.html#l00006">algorithm.h:6</a></div></div>
<div class="ttc" id="astructripple_1_1Workers_1_1Callback_html"><div class="ttname"><a href="structripple_1_1Workers_1_1Callback.html">ripple::Workers::Callback</a></div><div class="ttdoc">Called to perform tasks as needed.</div><div class="ttdef"><b>Definition</b> <a href="Workers_8h_source.html#l00066">Workers.h:67</a></div></div>
<div class="ttc" id="athread_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/thread.html">std::thread</a></div></div>
<div class="ttc" id="aunique_lock_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/unique_lock.html">std::unique_lock</a></div></div>
<div class="ttc" id="await_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/thread/condition_variable/wait.html">std::condition_variable::wait</a></div><div class="ttdeci">T wait(T... args)</div></div>
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