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<li class="navelem"><a class="el" href="dir_df9c78dcf3f59a33b12284f95992a64b.html">ripple</a></li><li class="navelem"><a class="el" href="dir_d7c39fc6a58949d9b8efa0ea0aabeed8.html">core</a></li><li class="navelem"><a class="el" href="dir_46cfd23d8d12b129f8fcd173d5f01b52.html">impl</a></li> </ul>
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<div class="title">Workers.cpp</div> </div>
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<div class="contents">
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">//------------------------------------------------------------------------------</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> This file is part of rippled: https://github.com/ripple/rippled</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Copyright (c) 2012, 2013 Ripple Labs Inc.</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> Permission to use, copy, modify, and/or distribute this software for any</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> purpose with or without fee is hereby granted, provided that the above</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> copyright notice and this permission notice appear in all copies.</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">*/</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">//==============================================================================</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <ripple/basics/PerfLog.h></span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <ripple/beast/core/CurrentThreadName.h></span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <ripple/core/impl/Workers.h></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <<a class="codeRef" href="http://en.cppreference.com/w/cpp/header/cassert.html">cassert</a>></span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">namespace </span><a class="code" href="namespaceripple.html">ripple</a> {</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  </div>
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<div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a2b7128de479945e72fca6f1fb069466f"> 27</a></span> <a class="code" href="classripple_1_1Workers.html#a2b7128de479945e72fca6f1fb069466f">Workers::Workers</a>(</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <a class="code" href="structripple_1_1Workers_1_1Callback.html">Callback</a>& callback,</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <a class="code" href="classripple_1_1perf_1_1PerfLog.html">perf::PerfLog</a>* perfLog,</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>& threadNames,</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordtype">int</span> numberOfThreads)</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  : m_callback(callback)</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  , perfLog_(perfLog)</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  , m_threadNames(threadNames)</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  , m_allPaused(true)</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  , m_semaphore(0)</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  , m_numberOfThreads(0)</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  , m_activeCount(0)</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  , m_pauseCount(0)</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  , m_runningTaskCount(0)</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> {</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d">setNumberOfThreads</a>(numberOfThreads);</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> }</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  </div>
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<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a780ec448fd8944839c8baec628db5560"> 45</a></span> <a class="code" href="classripple_1_1Workers.html#a780ec448fd8944839c8baec628db5560">Workers::~Workers</a>()</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="classripple_1_1Workers.html#a57ae4066b756be97dd589a72aebc5020">pauseAllThreadsAndWait</a>();</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <a class="code" href="classripple_1_1Workers.html#a5f6a6068ef793a580da7aa31a873a804">deleteWorkers</a>(<a class="code" href="classripple_1_1Workers.html#abb1521ec9d4ec37ec9488c858e682f47">m_everyone</a>);</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> }</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keywordtype">int</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a483ede0aed8ed080be82fcb62d79dd19"> 53</a></span> <a class="code" href="classripple_1_1Workers.html#a483ede0aed8ed080be82fcb62d79dd19">Workers::getNumberOfThreads</a>() const noexcept</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> {</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">return</span> <a class="code" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a>;</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> }</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  </div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// VFALCO NOTE if this function is called quickly to reduce then</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// increase the number of threads, it could result in</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// more paused threads being created than expected.</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d"> 63</a></span> <a class="code" href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d">Workers::setNumberOfThreads</a>(<span class="keywordtype">int</span> numberOfThreads)</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> {</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> instance{0};</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">if</span> (<a class="code" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a> == numberOfThreads)</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">if</span> (<a class="code" href="classripple_1_1Workers.html#addb401754309403bc8a604f1dd7cfdf3">perfLog_</a>)</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="classripple_1_1Workers.html#addb401754309403bc8a604f1dd7cfdf3">perfLog_</a>-><a class="code" href="classripple_1_1perf_1_1PerfLog.html#aa11365e44f61add50756e2e1b208fbc6">resizeJobs</a>(numberOfThreads);</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">if</span> (numberOfThreads > <a class="code" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a>)</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  {</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">// Increasing the number of working threads</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">int</span> <span class="keyword">const</span> amount = numberOfThreads - <a class="code" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a>;</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < amount; ++i)</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  {</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// See if we can reuse a paused worker</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="classripple_1_1Workers_1_1Worker.html">Worker</a>* worker = <a class="code" href="classripple_1_1Workers.html#a7a1ec32f737f520240f0c07ac235cbb7">m_paused</a>.pop_front();</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  </div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">if</span> (worker != <span class="keyword">nullptr</span>)</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  {</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="comment">// If we got here then the worker thread is at [1]</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="comment">// This will unblock their call to wait()</span></div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  worker-><a class="code" href="classripple_1_1Workers_1_1Worker.html#a3e971f77e27f36e9b3647c5af6bcd6f6">notify</a>();</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  {</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  worker = <span class="keyword">new</span> <a class="code" href="classripple_1_1Workers_1_1Worker.html">Worker</a>(*<span class="keyword">this</span>, <a class="code" href="classripple_1_1Workers.html#ab5e3a1411baa39373e04b428629d06c2">m_threadNames</a>, instance++);</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="classripple_1_1Workers.html#abb1521ec9d4ec37ec9488c858e682f47">m_everyone</a>.push_front(worker);</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  }</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  }</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  {</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// Decreasing the number of working threads</span></div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">int</span> <span class="keyword">const</span> amount = <a class="code" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a> - numberOfThreads;</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < amount; ++i)</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  {</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  ++<a class="code" href="classripple_1_1Workers.html#ad6f81ee7115e8654638dc5d73c4ffa6c">m_pauseCount</a>;</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// Pausing a thread counts as one "internal task"</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="classripple_1_1Workers.html#ae595b0b93152d054b16d804066cc22bb">m_semaphore</a>.<a class="code" href="classripple_1_1basic__semaphore.html#afb527f24d3a10d885892f8f46d8ce49c">notify</a>();</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  }</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  </div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="classripple_1_1Workers.html#aac432fb6a913d937af37cff47de44bf3">m_numberOfThreads</a> = numberOfThreads;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> }</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  </div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a57ae4066b756be97dd589a72aebc5020"> 114</a></span> <a class="code" href="classripple_1_1Workers.html#a57ae4066b756be97dd589a72aebc5020">Workers::pauseAllThreadsAndWait</a>()</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> {</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="classripple_1_1Workers.html#aeb667770c498316bc4611932c768141d">setNumberOfThreads</a>(0);</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  </div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/unique_lock.html">std::unique_lock<std::mutex></a> lk{<a class="code" href="classripple_1_1Workers.html#a2975bc9272963c0333b08d288adaca7a">m_mut</a>};</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="classripple_1_1Workers.html#a3e0b864f32dddc4e7680ae1b561eca2e">m_cv</a>.<a class="codeRef" 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" href="classripple_1_1Workers.html#aca7a8eb13cf442123f3a4189b27d83f1">m_allPaused</a>; });</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  lk.unlock();</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  assert(<a class="code" href="classripple_1_1Workers.html#a8cb80967484f0d91c3125e364091d419">numberOfCurrentlyRunningTasks</a>() == 0);</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> }</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  </div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#aa65a05362bb7c77d7679cefce91a1514"> 126</a></span> <a class="code" href="classripple_1_1Workers.html#aa65a05362bb7c77d7679cefce91a1514">Workers::addTask</a>()</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> {</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="classripple_1_1Workers.html#ae595b0b93152d054b16d804066cc22bb">m_semaphore</a>.<a class="code" href="classripple_1_1basic__semaphore.html#afb527f24d3a10d885892f8f46d8ce49c">notify</a>();</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> }</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  </div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keywordtype">int</span></div>
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<div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a8cb80967484f0d91c3125e364091d419"> 132</a></span> <a class="code" href="classripple_1_1Workers.html#a8cb80967484f0d91c3125e364091d419">Workers::numberOfCurrentlyRunningTasks</a>() const noexcept</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> {</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">return</span> <a class="code" href="classripple_1_1Workers.html#ae016b648511f4b8cb6fccf95b72dfc68">m_runningTaskCount</a>.<a class="codeRef" href="http://en.cppreference.com/w/cpp/atomic/atomic/load.html">load</a>();</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> }</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00138"></a><span class="lineno"><a class="line" href="classripple_1_1Workers.html#a5f6a6068ef793a580da7aa31a873a804"> 138</a></span> <a class="code" href="classripple_1_1Workers.html#a5f6a6068ef793a580da7aa31a873a804">Workers::deleteWorkers</a>(<a class="code" href="classbeast_1_1LockFreeStack.html">beast::LockFreeStack<Worker></a>& stack)</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> {</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">for</span> (;;)</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  {</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="classripple_1_1Workers_1_1Worker.html">Worker</a>* <span class="keyword">const</span> worker = stack.<a class="code" href="classbeast_1_1LockFreeStack.html#a44838c45182d814925a53245e4010365">pop_front</a>();</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  </div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">if</span> (worker != <span class="keyword">nullptr</span>)</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  {</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">// This call blocks until the thread orderly exits</span></div>
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|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">delete</span> worker;</div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  }</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">else</span></div>
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|
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  {</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> }</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  </div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment">//------------------------------------------------------------------------------</span></div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div>
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<div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="classripple_1_1Workers_1_1Worker.html#a2655fdbba9710d27a1a97463d45f21cd"> 158</a></span> <a class="code" href="classripple_1_1Workers_1_1Worker.html#a2655fdbba9710d27a1a97463d45f21cd">Workers::Worker::Worker</a>(</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="classripple_1_1Workers.html">Workers</a>& workers,</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> <span class="keyword">const</span>& threadName,</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">int</span> <span class="keyword">const</span> instance)</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  : m_workers{workers}</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  , threadName_{threadName}</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  , instance_{instance}</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  , wakeCount_{0}</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  , shouldExit_{<span class="keyword">false</span>}</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> {</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  thread_ = <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/thread.html">std::thread</a>{&<a class="code" href="classripple_1_1Workers_1_1Worker.html#af22df5d3827a478181be99171dc05e45">Workers::Worker::run</a>, <span class="keyword">this</span>};</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> }</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  </div>
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<div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="classripple_1_1Workers_1_1Worker.html#a5ff8ef7855ae89cc306ebb5a04665615"> 171</a></span> <a class="code" href="classripple_1_1Workers_1_1Worker.html#a5ff8ef7855ae89cc306ebb5a04665615">Workers::Worker::~Worker</a>()</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> {</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  {</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lock{mutex_};</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  ++wakeCount_;</div>
|
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  shouldExit_ = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  }</div>
|
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  </div>
|
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  wakeup_.notify_one();</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  thread_.join();</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> }</div>
|
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  </div>
|
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="keywordtype">void</span></div>
|
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<div class="line"><a name="l00184"></a><span class="lineno"><a class="line" href="classripple_1_1Workers_1_1Worker.html#a3e971f77e27f36e9b3647c5af6bcd6f6"> 184</a></span> <a class="code" href="classripple_1_1Workers_1_1Worker.html#a3e971f77e27f36e9b3647c5af6bcd6f6">Workers::Worker::notify</a>()</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> {</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lock{mutex_};</div>
|
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  ++wakeCount_;</div>
|
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  wakeup_.notify_one();</div>
|
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> }</div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
|
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="keywordtype">void</span></div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"><a class="line" href="classripple_1_1Workers_1_1Worker.html#af22df5d3827a478181be99171dc05e45"> 192</a></span> <a class="code" href="classripple_1_1Workers_1_1Worker.html#af22df5d3827a478181be99171dc05e45">Workers::Worker::run</a>()</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> {</div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">bool</span> shouldExit = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">do</span></div>
|
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  {</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// Increment the count of active workers, and if</span></div>
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|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// we are the first one then reset the "all paused" event</span></div>
|
|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">if</span> (++m_workers.m_activeCount == 1)</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  {</div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="codeRef" 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 name="l00203"></a><span class="lineno"> 203</span>  m_workers.m_allPaused = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  </div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">for</span> (;;)</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  {</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// Put the name back in case the callback changed it</span></div>
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|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <a class="code" href="namespacebeast.html#ab3bd70e6eb43bbd99b5fe518efce8c7e">beast::setCurrentThreadName</a>(threadName_);</div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  </div>
|
|
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="comment">// Acquire a task or "internal task."</span></div>
|
|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  m_workers.m_semaphore.wait();</div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  </div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="comment">// See if there's a pause request. This</span></div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">// counts as an "internal task."</span></div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordtype">int</span> pauseCount = m_workers.m_pauseCount.load();</div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">if</span> (pauseCount > 0)</div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  {</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="comment">// Try to decrement</span></div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  pauseCount = --m_workers.m_pauseCount;</div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  </div>
|
|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (pauseCount >= 0)</div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  {</div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// We got paused</span></div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  {</div>
|
|
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="comment">// Undo our decrement</span></div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  ++m_workers.m_pauseCount;</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  }</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  </div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// We couldn't pause so we must have gotten</span></div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// unblocked in order to process a task.</span></div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  ++m_workers.m_runningTaskCount;</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  m_workers.m_callback.processTask(instance_);</div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  --m_workers.m_runningTaskCount;</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  }</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  </div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">// Any worker that goes into the paused list must</span></div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// guarantee that it will eventually block on its</span></div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// event object.</span></div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  m_workers.m_paused.push_front(<span class="keyword">this</span>);</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  </div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">// Decrement the count of active workers, and if we</span></div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">// are the last one then signal the "all paused" event.</span></div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">if</span> (--m_workers.m_activeCount == 0)</div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  {</div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/lock_guard.html">std::lock_guard</a> lk{m_workers.m_mut};</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  m_workers.m_allPaused = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  m_workers.m_cv.notify_all();</div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  }</div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  </div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="comment">// Set inactive thread name.</span></div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <a class="code" href="namespacebeast.html#ab3bd70e6eb43bbd99b5fe518efce8c7e">beast::setCurrentThreadName</a>(<span class="stringliteral">"("</span> + threadName_ + <span class="stringliteral">")"</span>);</div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  </div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// [1] We will be here when the paused list is popped</span></div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// We block on our condition_variable, wakeup_, a requirement of being</span></div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// put into the paused list.</span></div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// wakeup_ will get signaled by either Worker::notify() or ~Worker.</span></div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  {</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <a class="codeRef" href="http://en.cppreference.com/w/cpp/thread/unique_lock.html">std::unique_lock<std::mutex></a> lock{mutex_};</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  wakeup_.wait(lock, [<span class="keyword">this</span>] { <span class="keywordflow">return</span> this->wakeCount_ > 0; });</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  </div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  shouldExit = shouldExit_;</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  --wakeCount_;</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  }</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  } <span class="keywordflow">while</span> (!shouldExit);</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> }</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  </div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> } <span class="comment">// namespace ripple</span></div>
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</div><!-- fragment --></div><!-- contents -->
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<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#l00181">Workers.h:181</a></div></div>
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<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#l00179">Workers.h:179</a></div></div>
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<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 class="ttdoc">STL class.</div></div>
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<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< Worker > &stack)</div><div class="ttdef"><b>Definition:</b> <a href="Workers_8cpp_source.html#l00138">Workers.cpp:138</a></div></div>
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<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< int > m_pauseCount</div><div class="ttdef"><b>Definition:</b> <a href="Workers_8h_source.html#l00187">Workers.h:187</a></div></div>
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<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#l00053">Workers.cpp:53</a></div></div>
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<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< Worker, PausedTag > m_paused</div><div class="ttdef"><b>Definition:</b> <a href="Workers_8h_source.html#l00192">Workers.h:192</a></div></div>
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<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< Worker > m_everyone</div><div class="ttdef"><b>Definition:</b> <a href="Workers_8h_source.html#l00190">Workers.h:190</a></div></div>
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<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#l00063">Workers.cpp:63</a></div></div>
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<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 class="ttdoc">STL class.</div></div>
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<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#l00171">Workers.cpp:171</a></div></div>
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<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#l00046">PerfLog.h:46</a></div></div>
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<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 &workers, std::string const &threadName, int const instance)</div><div class="ttdef"><b>Definition:</b> <a href="Workers_8cpp_source.html#l00158">Workers.cpp:158</a></div></div>
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<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#l00043">Workers.h:43</a></div></div>
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<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#l00180">Workers.h:180</a></div></div>
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<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#l00185">Workers.h:185</a></div></div>
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<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#l00045">Workers.cpp:45</a></div></div>
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<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< int > m_runningTaskCount</div><div class="ttdef"><b>Definition:</b> <a href="Workers_8h_source.html#l00189">Workers.h:189</a></div></div>
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<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 class="ttdoc">STL class.</div></div>
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<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>
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<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>
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<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 class="ttdoc">STL class.</div></div>
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<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#l00184">Workers.h:184</a></div></div>
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<div class="ttc" id="aclassripple_1_1Workers_html_a57ae4066b756be97dd589a72aebc5020"><div class="ttname"><a href="classripple_1_1Workers.html#a57ae4066b756be97dd589a72aebc5020">ripple::Workers::pauseAllThreadsAndWait</a></div><div class="ttdeci">void pauseAllThreadsAndWait()</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#l00114">Workers.cpp:114</a></div></div>
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<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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<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 &callback, perf::PerfLog *perfLog, std::string const &threadNames="Worker", int numberOfThreads=static_cast< int >(std::thread::hardware_concurrency()))</div><div class="ttdoc">Create the object.</div><div class="ttdef"><b>Definition:</b> <a href="Workers_8cpp_source.html#l00027">Workers.cpp:27</a></div></div>
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<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#l00048">semaphore.h:48</a></div></div>
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<div class="ttc" id="aclassripple_1_1Workers_html"><div class="ttname"><a href="classripple_1_1Workers.html">ripple::Workers</a></div><div class="ttdoc">A group of threads that process tasks.</div><div class="ttdef"><b>Definition:</b> <a href="Workers_8h_source.html#l00039">Workers.h:39</a></div></div>
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<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#l00143">Workers.h:143</a></div></div>
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<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#l00184">Workers.cpp:184</a></div></div>
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<div class="ttc" id="aclassbeast_1_1LockFreeStack_html_a44838c45182d814925a53245e4010365"><div class="ttname"><a href="classbeast_1_1LockFreeStack.html#a44838c45182d814925a53245e4010365">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#l00248">LockFreeStack.h:248</a></div></div>
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<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#l00192">Workers.cpp:192</a></div></div>
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<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 name)</div><div class="ttdoc">Changes the name of the caller thread.</div><div class="ttdef"><b>Definition:</b> <a href="CurrentThreadName_8cpp_source.html#l00119">CurrentThreadName.cpp:119</a></div></div>
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<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="RCLCensorshipDetector_8h_source.html#l00029">RCLCensorshipDetector.h:29</a></div></div>
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<div class="ttc" id="acassert_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/header/cassert.html">cassert</a></div></div>
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<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#l00126">Workers.cpp:126</a></div></div>
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<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#l00182">Workers.h:182</a></div></div>
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<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#l00132">Workers.cpp:132</a></div></div>
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<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#l00183">Workers.h:183</a></div></div>
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<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#l00155">LockFreeStack.h:155</a></div></div>
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