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<div id="projectname">FairMQ
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 <span id="projectnumber">1.4.33</span>
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<div id="projectbrief">C++ Message Queuing Library and Framework</div>
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<li class="navelem"><a class="el" href="dir_d6b28f7731906a8cbc4171450df4b180.html">fairmq</a></li><li class="navelem"><a class="el" href="dir_6475741fe3587c0a949798307da6131d.html">shmem</a></li> </ul>
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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"> * Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * *</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * This software is distributed under the terms of the *</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * GNU Lesser General Public Licence (LGPL) version 3, *</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * copied verbatim in the file "LICENSE" *</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> ********************************************************************************/</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#ifndef FAIR_MQ_SHMEM_MANAGER_H_</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#define FAIR_MQ_SHMEM_MANAGER_H_</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "Common.h"</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "Region.h"</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "Monitor.h"</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <FairMQLogger.h></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <FairMQMessage.h></span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <fairmq/ProgOptions.h></span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <fairmq/tools/Strings.h></span></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"> 27</span> <span class="preprocessor">#include <boost/date_time/posix_time/posix_time.hpp></span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <boost/filesystem.hpp></span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <boost/interprocess/ipc/message_queue.hpp></span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <boost/interprocess/managed_shared_memory.hpp></span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <boost/interprocess/sync/named_condition.hpp></span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <boost/interprocess/sync/named_mutex.hpp></span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <boost/process.hpp></span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <boost/variant.hpp></span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <cstdlib></span> <span class="comment">// getenv</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <condition_variable></span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <memory></span> <span class="comment">// make_unique</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <mutex></span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <set></span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <sstream></span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <stdexcept></span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <thread></span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include <unordered_map></span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include <utility></span> <span class="comment">// pair</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include <vector></span></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> <span class="preprocessor">#include <sys/mman.h></span> <span class="comment">// mlock</span></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> <span class="keyword">namespace </span><a class="code" href="namespacefair_1_1mq_1_1shmem.html">fair::mq::shmem</a></div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> {</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">class </span>Manager</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> {</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  Manager(std::string shmId, std::string deviceId, <span class="keywordtype">size_t</span> size, <span class="keyword">const</span> ProgOptions* config)</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  : fShmId(std::move(shmId))</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  , fSegmentId(config ? config->GetProperty<uint16_t>(<span class="stringliteral">"shm-segment-id"</span>, 0) : 0)</div>
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<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="classfair_1_1mq_1_1shmem_1_1Manager.html"> 60</a></span>  , fDeviceId(std::move(deviceId))</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  , fSegments()</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  , fManagementSegment(boost::interprocess::open_or_create, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_mng"</span>).c_str(), 6553600)</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  , fShmVoidAlloc(fManagementSegment.get_segment_manager())</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  , fShmMtx(boost::interprocess::open_or_create, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_mtx"</span>).c_str())</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  , fRegionEventsCV(boost::interprocess::open_or_create, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_cv"</span>).c_str())</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  , fRegionEventsSubscriptionActive(false)</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  , fNumObservedEvents(0)</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  , fDeviceCounter(nullptr)</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  , fEventCounter(nullptr)</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  , fShmSegments(nullptr)</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  , fShmRegions(nullptr)</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  , fInterrupted(false)</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  , fMsgCounter(0)</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> #ifdef FAIRMQ_DEBUG_MODE</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  , fMsgDebug(nullptr)</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  , fShmMsgCounters(nullptr)</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> #endif</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  , fHeartbeatThread()</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  , fSendHeartbeats(true)</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  , fThrowOnBadAlloc(config ? config->GetProperty<bool>(<span class="stringliteral">"shm-throw-bad-alloc"</span>, true) : true)</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  , fNoCleanup(config ? config->GetProperty<bool>(<span class="stringliteral">"shm-no-cleanup"</span>, false) : false)</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  {</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">using namespace </span>boost::interprocess;</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordtype">bool</span> mlockSegment = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordtype">bool</span> zeroSegment = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">bool</span> autolaunchMonitor = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  std::string allocationAlgorithm(<span class="stringliteral">"rbtree_best_fit"</span>);</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">if</span> (config) {</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  mlockSegment = config->GetProperty<<span class="keywordtype">bool</span>>(<span class="stringliteral">"shm-mlock-segment"</span>, mlockSegment);</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  zeroSegment = config->GetProperty<<span class="keywordtype">bool</span>>(<span class="stringliteral">"shm-zero-segment"</span>, zeroSegment);</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  autolaunchMonitor = config->GetProperty<<span class="keywordtype">bool</span>>(<span class="stringliteral">"shm-monitor"</span>, autolaunchMonitor);</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  allocationAlgorithm = config->GetProperty<std::string>(<span class="stringliteral">"shm-allocation"</span>, allocationAlgorithm);</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  LOG(debug) << <span class="stringliteral">"ProgOptions not available! Using defaults."</span>;</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</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="keywordflow">if</span> (autolaunchMonitor) {</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  StartMonitor(fShmId);</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>  </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>  std::stringstream ss;</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  </div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  fShmSegments = fManagementSegment.find_or_construct<Uint16SegmentInfoHashMap>(unique_instance)(fShmVoidAlloc);</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>  fEventCounter = fManagementSegment.find<<a class="code" href="structfair_1_1mq_1_1shmem_1_1EventCounter.html">EventCounter</a>>(unique_instance).first;</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>  <span class="keywordflow">if</span> (fEventCounter) {</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  LOG(debug) << <span class="stringliteral">"event counter found: "</span> << fEventCounter->fCount;</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  LOG(debug) << <span class="stringliteral">"no event counter found, creating one and initializing with 0"</span>;</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  fEventCounter = fManagementSegment.construct<<a class="code" href="structfair_1_1mq_1_1shmem_1_1EventCounter.html">EventCounter</a>>(unique_instance)(0);</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  LOG(debug) << <span class="stringliteral">"initialized event counter with: "</span> << fEventCounter->fCount;</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  }</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>  <span class="keywordflow">try</span> {</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keyword">auto</span> it = fShmSegments->find(fSegmentId);</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (it == fShmSegments->end()) {</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">// no segment with given id exists, creating</span></div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">if</span> (allocationAlgorithm == <span class="stringliteral">"rbtree_best_fit"</span>) {</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  fSegments.emplace(fSegmentId, RBTreeBestFitSegment(create_only, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_m_"</span> + std::to_string(fSegmentId)).c_str(), size));</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  fShmSegments->emplace(fSegmentId, AllocationAlgorithm::rbtree_best_fit);</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (allocationAlgorithm == <span class="stringliteral">"simple_seq_fit"</span>) {</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  fSegments.emplace(fSegmentId, SimpleSeqFitSegment(create_only, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_m_"</span> + std::to_string(fSegmentId)).c_str(), size));</div>
|
|
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  fShmSegments->emplace(fSegmentId, AllocationAlgorithm::simple_seq_fit);</div>
|
|
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div>
|
|
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  ss << <span class="stringliteral">"Created "</span>;</div>
|
|
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  (fEventCounter->fCount)++;</div>
|
|
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">// found segment with the given id, opening</span></div>
|
|
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">if</span> (it->second.fAllocationAlgorithm == AllocationAlgorithm::rbtree_best_fit) {</div>
|
|
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  fSegments.emplace(fSegmentId, RBTreeBestFitSegment(open_only, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_m_"</span> + std::to_string(fSegmentId)).c_str()));</div>
|
|
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">if</span> (allocationAlgorithm != <span class="stringliteral">"rbtree_best_fit"</span>) {</div>
|
|
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  LOG(warn) << <span class="stringliteral">"Allocation algorithm of the opened segment is rbtree_best_fit, but requested is "</span> << allocationAlgorithm << <span class="stringliteral">". Ignoring requested setting."</span>;</div>
|
|
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  allocationAlgorithm = <span class="stringliteral">"rbtree_best_fit"</span>;</div>
|
|
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  }</div>
|
|
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  fSegments.emplace(fSegmentId, SimpleSeqFitSegment(open_only, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_m_"</span> + std::to_string(fSegmentId)).c_str()));</div>
|
|
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">if</span> (allocationAlgorithm != <span class="stringliteral">"simple_seq_fit"</span>) {</div>
|
|
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  LOG(warn) << <span class="stringliteral">"Allocation algorithm of the opened segment is simple_seq_fit, but requested is "</span> << allocationAlgorithm << <span class="stringliteral">". Ignoring requested setting."</span>;</div>
|
|
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  allocationAlgorithm = <span class="stringliteral">"simple_seq_fit"</span>;</div>
|
|
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  }</div>
|
|
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div>
|
|
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  ss << <span class="stringliteral">"Opened "</span>;</div>
|
|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  }</div>
|
|
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  ss << <span class="stringliteral">"shared memory segment '"</span> << <span class="stringliteral">"fmq_"</span> << fShmId << <span class="stringliteral">"_m_"</span> << fSegmentId << <span class="stringliteral">"'."</span></div>
|
|
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  << <span class="stringliteral">" Size: "</span> << boost::apply_visitor(<a class="code" href="structfair_1_1mq_1_1shmem_1_1SegmentSize.html">SegmentSize</a>{}, fSegments.at(fSegmentId)) << <span class="stringliteral">" bytes."</span></div>
|
|
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  << <span class="stringliteral">" Available: "</span> << boost::apply_visitor(<a class="code" href="structfair_1_1mq_1_1shmem_1_1SegmentFreeMemory.html">SegmentFreeMemory</a>{}, fSegments.at(fSegmentId)) << <span class="stringliteral">" bytes."</span></div>
|
|
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  << <span class="stringliteral">" Allocation algorithm: "</span> << allocationAlgorithm;</div>
|
|
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  LOG(debug) << ss.str();</div>
|
|
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  } <span class="keywordflow">catch</span>(interprocess_exception& bie) {</div>
|
|
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  LOG(error) << <span class="stringliteral">"Failed to create/open shared memory segment ("</span> << <span class="stringliteral">"fmq_"</span> << fShmId << <span class="stringliteral">"_m_"</span> << fSegmentId << <span class="stringliteral">"): "</span> << bie.what();</div>
|
|
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">throw</span> std::runtime_error(tools::ToString(<span class="stringliteral">"Failed to create/open shared memory segment ("</span>, <span class="stringliteral">"fmq_"</span>, fShmId, <span class="stringliteral">"_m_"</span>, fSegmentId, <span class="stringliteral">"): "</span>, bie.what()));</div>
|
|
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  }</div>
|
|
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div>
|
|
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">if</span> (mlockSegment) {</div>
|
|
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  LOG(debug) << <span class="stringliteral">"Locking the managed segment memory pages..."</span>;</div>
|
|
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (mlock(boost::apply_visitor(<a class="code" href="structfair_1_1mq_1_1shmem_1_1SegmentAddress.html">SegmentAddress</a>{}, fSegments.at(fSegmentId)), boost::apply_visitor(<a class="code" href="structfair_1_1mq_1_1shmem_1_1SegmentSize.html">SegmentSize</a>{}, fSegments.at(fSegmentId))) == -1) {</div>
|
|
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  LOG(error) << <span class="stringliteral">"Could not lock the managed segment memory. Code: "</span> << errno << <span class="stringliteral">", reason: "</span> << strerror(errno);</div>
|
|
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
|
|
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  LOG(debug) << <span class="stringliteral">"Successfully locked the managed segment memory pages."</span>;</div>
|
|
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  }</div>
|
|
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">if</span> (zeroSegment) {</div>
|
|
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  LOG(debug) << <span class="stringliteral">"Zeroing the managed segment free memory..."</span>;</div>
|
|
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  boost::apply_visitor(<a class="code" href="structfair_1_1mq_1_1shmem_1_1SegmentMemoryZeroer.html">SegmentMemoryZeroer</a>{}, fSegments.at(fSegmentId));</div>
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  LOG(debug) << <span class="stringliteral">"Successfully zeroed the managed segment free memory."</span>;</div>
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  }</div>
|
|
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  </div>
|
|
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  fShmRegions = fManagementSegment.find_or_construct<Uint16RegionInfoHashMap>(unique_instance)(fShmVoidAlloc);</div>
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  </div>
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  fDeviceCounter = fManagementSegment.find<<a class="code" href="structfair_1_1mq_1_1shmem_1_1DeviceCounter.html">DeviceCounter</a>>(unique_instance).first;</div>
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div>
|
|
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">if</span> (fDeviceCounter) {</div>
|
|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  LOG(debug) << <span class="stringliteral">"device counter found, with value of "</span> << fDeviceCounter->fCount << <span class="stringliteral">". incrementing."</span>;</div>
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  (fDeviceCounter->fCount)++;</div>
|
|
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  LOG(debug) << <span class="stringliteral">"incremented device counter, now: "</span> << fDeviceCounter->fCount;</div>
|
|
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  LOG(debug) << <span class="stringliteral">"no device counter found, creating one and initializing with 1"</span>;</div>
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  fDeviceCounter = fManagementSegment.construct<<a class="code" href="structfair_1_1mq_1_1shmem_1_1DeviceCounter.html">DeviceCounter</a>>(unique_instance)(1);</div>
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  LOG(debug) << <span class="stringliteral">"initialized device counter with: "</span> << fDeviceCounter->fCount;</div>
|
|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div>
|
|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  </div>
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor">#ifdef FAIRMQ_DEBUG_MODE</span></div>
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  fMsgDebug = fManagementSegment.find_or_construct<Uint16MsgDebugMapHashMap>(unique_instance)(fShmVoidAlloc);</div>
|
|
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  fShmMsgCounters = fManagementSegment.find_or_construct<Uint16MsgCounterHashMap>(unique_instance)(fShmVoidAlloc);</div>
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor">#endif</span></div>
|
|
<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>
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  fHeartbeatThread = std::thread(&Manager::SendHeartbeats, <span class="keyword">this</span>);</div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div>
|
|
<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>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1Manager.html">Manager</a>() = <span class="keyword">delete</span>;</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  </div>
|
|
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1Manager.html">Manager</a>(<span class="keyword">const</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1Manager.html">Manager</a>&) = <span class="keyword">delete</span>;</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1Manager.html">Manager</a> operator=(<span class="keyword">const</span> <a class="code" href="classfair_1_1mq_1_1shmem_1_1Manager.html">Manager</a>&) = <span class="keyword">delete</span>;</div>
|
|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  </div>
|
|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> StartMonitor(<span class="keyword">const</span> std::string& <span class="keywordtype">id</span>)</div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  {</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">using namespace </span>boost::interprocess;</div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  named_mutex monitorStatus(open_only, std::string(<span class="stringliteral">"fmq_"</span> + <span class="keywordtype">id</span> + <span class="stringliteral">"_ms"</span>).c_str());</div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  LOG(debug) << <span class="stringliteral">"Found fairmq-shmmonitor for shared memory id "</span> << id;</div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  } <span class="keywordflow">catch</span> (interprocess_exception&) {</div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  LOG(debug) << <span class="stringliteral">"no fairmq-shmmonitor found for shared memory id "</span> << <span class="keywordtype">id</span> << <span class="stringliteral">", starting..."</span>;</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keyword">auto</span> env = boost::this_process::environment();</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  std::vector<boost::filesystem::path> ownPath = boost::this_process::path();</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="keywordflow">if</span> (<span class="keyword">const</span> <span class="keywordtype">char</span>* fmqp = getenv(<span class="stringliteral">"FAIRMQ_PATH"</span>)) {</div>
|
|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  ownPath.insert(ownPath.begin(), boost::filesystem::path(fmqp));</div>
|
|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</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>  boost::filesystem::path p = boost::process::search_path(<span class="stringliteral">"fairmq-shmmonitor"</span>, ownPath);</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  </div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">if</span> (!p.empty()) {</div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  boost::process::spawn(p, <span class="stringliteral">"-x"</span>, <span class="stringliteral">"--shmid"</span>, <span class="keywordtype">id</span>, <span class="stringliteral">"-d"</span>, <span class="stringliteral">"-t"</span>, <span class="stringliteral">"2000"</span>, env);</div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordtype">int</span> numTries = 0;</div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">do</span> {</div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  named_mutex monitorStatus(open_only, std::string(<span class="stringliteral">"fmq_"</span> + <span class="keywordtype">id</span> + <span class="stringliteral">"_ms"</span>).c_str());</div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  LOG(debug) << <span class="stringliteral">"Started fairmq-shmmonitor for shared memory id "</span> << id;</div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  } <span class="keywordflow">catch</span> (interprocess_exception&) {</div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  std::this_thread::sleep_for(std::chrono::milliseconds(10));</div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">if</span> (++numTries > 1000) {</div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  LOG(error) << <span class="stringliteral">"Did not get response from fairmq-shmmonitor after "</span> << 10 * 1000 << <span class="stringliteral">" milliseconds. Exiting."</span>;</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">throw</span> std::runtime_error(tools::ToString(<span class="stringliteral">"Did not get response from fairmq-shmmonitor after "</span>, 10 * 1000, <span class="stringliteral">" milliseconds. Exiting."</span>));</div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</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="keywordflow">while</span> (<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  LOG(warn) << <span class="stringliteral">"could not find fairmq-shmmonitor in the path"</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>  }</div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  </div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordtype">void</span> Interrupt() { fInterrupted.store(<span class="keyword">true</span>); }</div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordtype">void</span> Resume() { fInterrupted.store(<span class="keyword">false</span>); }</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordtype">void</span> Reset()</div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  {</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">if</span> (fMsgCounter.load() != 0) {</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  LOG(error) << <span class="stringliteral">"Message counter during Reset expected to be 0, found: "</span> << fMsgCounter.load();</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordflow">throw</span> MessageError(tools::ToString(<span class="stringliteral">"Message counter during Reset expected to be 0, found: "</span>, fMsgCounter.load()));</div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  }</div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  }</div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordtype">bool</span> Interrupted() { <span class="keywordflow">return</span> fInterrupted.load(); }</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  </div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  std::pair<boost::interprocess::mapped_region*, uint16_t> CreateRegion(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size,</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">const</span> int64_t userFlags,</div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  RegionCallback callback,</div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  RegionBulkCallback bulkCallback,</div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keyword">const</span> std::string& path = <span class="stringliteral">""</span>,</div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordtype">int</span> flags = 0)</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  {</div>
|
|
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keyword">using namespace </span>boost::interprocess;</div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  std::pair<mapped_region*, uint16_t> result;</div>
|
|
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  </div>
|
|
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  {</div>
|
|
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  uint16_t <span class="keywordtype">id</span> = 0;</div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  </div>
|
|
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  RegionCounter* rc = fManagementSegment.find<RegionCounter>(unique_instance).first;</div>
|
|
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  </div>
|
|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">if</span> (rc) {</div>
|
|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  LOG(debug) << <span class="stringliteral">"region counter found, with value of "</span> << rc->fCount << <span class="stringliteral">". incrementing."</span>;</div>
|
|
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  (rc->fCount)++;</div>
|
|
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  LOG(debug) << <span class="stringliteral">"incremented region counter, now: "</span> << rc->fCount;</div>
|
|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  LOG(debug) << <span class="stringliteral">"no region counter found, creating one and initializing with 1"</span>;</div>
|
|
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  rc = fManagementSegment.construct<RegionCounter>(unique_instance)(1);</div>
|
|
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  LOG(debug) << <span class="stringliteral">"initialized region counter with: "</span> << rc->fCount;</div>
|
|
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  }</div>
|
|
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  </div>
|
|
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordtype">id</span> = rc->fCount;</div>
|
|
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  </div>
|
|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">auto</span> it = fRegions.find(<span class="keywordtype">id</span>);</div>
|
|
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">if</span> (it != fRegions.end()) {</div>
|
|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  LOG(error) << <span class="stringliteral">"Trying to create a region that already exists"</span>;</div>
|
|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">return</span> {<span class="keyword">nullptr</span>, <span class="keywordtype">id</span>};</div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  }</div>
|
|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  </div>
|
|
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="comment">// create region info</span></div>
|
|
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  fShmRegions->emplace(<span class="keywordtype">id</span>, RegionInfo(path.c_str(), flags, userFlags, fShmVoidAlloc));</div>
|
|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  </div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keyword">auto</span> r = fRegions.emplace(<span class="keywordtype">id</span>, std::make_unique<Region>(fShmId, <span class="keywordtype">id</span>, size, <span class="keyword">false</span>, callback, bulkCallback, path, flags));</div>
|
|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="comment">// LOG(debug) << "Created region with id '" << id << "', path: '" << path << "', flags: '" << flags << "'";</span></div>
|
|
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  </div>
|
|
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  r.first->second->StartReceivingAcks();</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  result.first = &(r.first->second->fRegion);</div>
|
|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  result.second = id;</div>
|
|
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  </div>
|
|
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  (fEventCounter->fCount)++;</div>
|
|
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  }</div>
|
|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  fRegionEventsCV.notify_all();</div>
|
|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  </div>
|
|
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  </div>
|
|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  } <span class="keywordflow">catch</span> (interprocess_exception& e) {</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  LOG(error) << <span class="stringliteral">"cannot create region. Already created/not cleaned up?"</span>;</div>
|
|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  LOG(error) << e.what();</div>
|
|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">throw</span>;</div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  }</div>
|
|
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  }</div>
|
|
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  </div>
|
|
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  Region* GetRegion(<span class="keyword">const</span> uint16_t <span class="keywordtype">id</span>)</div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  {</div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordflow">return</span> GetRegionUnsafe(<span class="keywordtype">id</span>);</div>
|
|
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  }</div>
|
|
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  </div>
|
|
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  Region* GetRegionUnsafe(<span class="keyword">const</span> uint16_t <span class="keywordtype">id</span>)</div>
|
|
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  {</div>
|
|
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// remote region could actually be a local one if a message originates from this device (has been sent out and returned)</span></div>
|
|
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keyword">auto</span> it = fRegions.find(<span class="keywordtype">id</span>);</div>
|
|
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">if</span> (it != fRegions.end()) {</div>
|
|
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">return</span> it->second.get();</div>
|
|
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="comment">// get region info</span></div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  RegionInfo regionInfo = fShmRegions->at(<span class="keywordtype">id</span>);</div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  std::string path = regionInfo.fPath.c_str();</div>
|
|
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordtype">int</span> flags = regionInfo.fFlags;</div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment">// LOG(debug) << "Located remote region with id '" << id << "', path: '" << path << "', flags: '" << flags << "'";</span></div>
|
|
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  </div>
|
|
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keyword">auto</span> r = fRegions.emplace(<span class="keywordtype">id</span>, std::make_unique<Region>(fShmId, <span class="keywordtype">id</span>, 0, <span class="keyword">true</span>, <span class="keyword">nullptr</span>, <span class="keyword">nullptr</span>, path, flags));</div>
|
|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">return</span> r.first->second.get();</div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  } <span class="keywordflow">catch</span> (std::out_of_range& oor) {</div>
|
|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  LOG(error) << <span class="stringliteral">"Could not get remote region with id '"</span> << <span class="keywordtype">id</span> << <span class="stringliteral">"'. Does the region creator run with the same session id?"</span>;</div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  LOG(error) << oor.what();</div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  } <span class="keywordflow">catch</span> (boost::interprocess::interprocess_exception& e) {</div>
|
|
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  LOG(warn) << <span class="stringliteral">"Could not get remote region for id '"</span> << <span class="keywordtype">id</span> << <span class="stringliteral">"'"</span>;</div>
|
|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  }</div>
|
|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</div>
|
|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  }</div>
|
|
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  </div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordtype">void</span> RemoveRegion(<span class="keyword">const</span> uint16_t <span class="keywordtype">id</span>)</div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  {</div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  fRegions.erase(<span class="keywordtype">id</span>);</div>
|
|
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  {</div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  fShmRegions->at(<span class="keywordtype">id</span>).fDestroyed = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  (fEventCounter->fCount)++;</div>
|
|
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  }</div>
|
|
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  fRegionEventsCV.notify_all();</div>
|
|
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  }</div>
|
|
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  </div>
|
|
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  std::vector<fair::mq::RegionInfo> GetRegionInfo()</div>
|
|
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  {</div>
|
|
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordflow">return</span> GetRegionInfoUnsafe();</div>
|
|
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  }</div>
|
|
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  </div>
|
|
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  std::vector<fair::mq::RegionInfo> GetRegionInfoUnsafe()</div>
|
|
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  {</div>
|
|
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  std::vector<fair::mq::RegionInfo> result;</div>
|
|
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  </div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& e : *fShmRegions) {</div>
|
|
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <a class="code" href="structFairMQRegionInfo.html">fair::mq::RegionInfo</a> info;</div>
|
|
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  info.managed = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  info.id = e.first;</div>
|
|
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  info.flags = e.second.fUserFlags;</div>
|
|
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  info.event = e.second.fDestroyed ? RegionEvent::destroyed : RegionEvent::created;</div>
|
|
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordflow">if</span> (!e.second.fDestroyed) {</div>
|
|
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">auto</span> region = GetRegionUnsafe(info.id);</div>
|
|
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  info.ptr = region->fRegion.get_address();</div>
|
|
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  info.size = region->fRegion.get_size();</div>
|
|
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  info.ptr = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  info.size = 0;</div>
|
|
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  }</div>
|
|
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  result.push_back(info);</div>
|
|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  }</div>
|
|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  </div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& e : *fShmSegments) {</div>
|
|
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="comment">// make sure any segments in the session are found</span></div>
|
|
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  GetSegment(e.first);</div>
|
|
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <a class="code" href="structFairMQRegionInfo.html">fair::mq::RegionInfo</a> info;</div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  info.managed = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  info.id = e.first;</div>
|
|
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  info.event = RegionEvent::created;</div>
|
|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  info.ptr = boost::apply_visitor(SegmentAddress{}, fSegments.at(e.first));</div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  info.size = boost::apply_visitor(SegmentSize{}, fSegments.at(e.first));</div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  result.push_back(info);</div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  } <span class="keywordflow">catch</span> (<span class="keyword">const</span> std::out_of_range& oor) {</div>
|
|
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  LOG(error) << <span class="stringliteral">"could not find segment with id "</span> << e.first;</div>
|
|
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  LOG(error) << oor.what();</div>
|
|
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div>
|
|
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  }</div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  </div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  }</div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  </div>
|
|
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keywordtype">void</span> SubscribeToRegionEvents(RegionEventCallback callback)</div>
|
|
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  {</div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">if</span> (fRegionEventThread.joinable()) {</div>
|
|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  LOG(debug) << <span class="stringliteral">"Already subscribed. Overwriting previous subscription."</span>;</div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  fRegionEventsSubscriptionActive = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  lock.unlock();</div>
|
|
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  fRegionEventsCV.notify_all();</div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  fRegionEventThread.join();</div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  fRegionEventCallback = callback;</div>
|
|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  fRegionEventsSubscriptionActive = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  fRegionEventThread = std::thread(&Manager::RegionEventsSubscription, <span class="keyword">this</span>);</div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div>
|
|
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  </div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordtype">bool</span> SubscribedToRegionEvents() { <span class="keywordflow">return</span> fRegionEventThread.joinable(); }</div>
|
|
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  </div>
|
|
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordtype">void</span> UnsubscribeFromRegionEvents()</div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  {</div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">if</span> (fRegionEventThread.joinable()) {</div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  fRegionEventsSubscriptionActive = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  lock.unlock();</div>
|
|
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  fRegionEventsCV.notify_all();</div>
|
|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  fRegionEventThread.join();</div>
|
|
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  lock.lock();</div>
|
|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  fRegionEventCallback = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  }</div>
|
|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  }</div>
|
|
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  </div>
|
|
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordtype">void</span> RegionEventsSubscription()</div>
|
|
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  {</div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">while</span> (fRegionEventsSubscriptionActive) {</div>
|
|
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keyword">auto</span> infos = GetRegionInfoUnsafe();</div>
|
|
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& i : infos) {</div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="keyword">auto</span> el = fObservedRegionEvents.find({i.id, i.managed});</div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">if</span> (el == fObservedRegionEvents.end()) {</div>
|
|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  fRegionEventCallback(i);</div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  fObservedRegionEvents.emplace(std::make_pair(i.id, i.managed), i.event);</div>
|
|
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  ++fNumObservedEvents;</div>
|
|
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keywordflow">if</span> (el->second == RegionEvent::created && i.event == RegionEvent::destroyed) {</div>
|
|
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  fRegionEventCallback(i);</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  el->second = i.event;</div>
|
|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  ++fNumObservedEvents;</div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="comment">// LOG(debug) << "ignoring event for id" << i.id << ":";</span></div>
|
|
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="comment">// LOG(debug) << "incoming event: " << i.event;</span></div>
|
|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="comment">// LOG(debug) << "stored event: " << el->second;</span></div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  }</div>
|
|
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  }</div>
|
|
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  }</div>
|
|
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  fRegionEventsCV.wait(lock, [&] { <span class="keywordflow">return</span> !fRegionEventsSubscriptionActive || fNumObservedEvents != fEventCounter->fCount; });</div>
|
|
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  }</div>
|
|
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  }</div>
|
|
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  </div>
|
|
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keywordtype">void</span> IncrementMsgCounter() { fMsgCounter.fetch_add(1, std::memory_order_relaxed); }</div>
|
|
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keywordtype">void</span> DecrementMsgCounter() { fMsgCounter.fetch_sub(1, std::memory_order_relaxed); }</div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  </div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="preprocessor">#ifdef FAIRMQ_DEBUG_MODE</span></div>
|
|
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordtype">void</span> IncrementShmMsgCounter(uint16_t segmentId) { ++((*fShmMsgCounters)[segmentId].fCount); }</div>
|
|
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordtype">void</span> DecrementShmMsgCounter(uint16_t segmentId) { --((*fShmMsgCounters)[segmentId].fCount); }</div>
|
|
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  </div>
|
|
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  boost::interprocess::named_mutex& GetMtx() { <span class="keywordflow">return</span> fShmMtx; }</div>
|
|
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  </div>
|
|
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="keywordtype">void</span> SendHeartbeats()</div>
|
|
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  {</div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  std::string controlQueueName(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_cq"</span>);</div>
|
|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  std::unique_lock<std::mutex> lock(fHeartbeatsMtx);</div>
|
|
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">while</span> (fSendHeartbeats) {</div>
|
|
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  boost::interprocess::message_queue mq(boost::interprocess::open_only, controlQueueName.c_str());</div>
|
|
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  boost::posix_time::ptime sndTill = boost::posix_time::microsec_clock::universal_time() + boost::posix_time::milliseconds(100);</div>
|
|
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">if</span> (mq.timed_send(fDeviceId.c_str(), fDeviceId.size(), 0, sndTill)) {</div>
|
|
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  fHeartbeatsCV.wait_for(lock, std::chrono::milliseconds(100), [&]() { <span class="keywordflow">return</span> !fSendHeartbeats; });</div>
|
|
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  LOG(debug) << <span class="stringliteral">"control queue timeout"</span>;</div>
|
|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  }</div>
|
|
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  } <span class="keywordflow">catch</span> (boost::interprocess::interprocess_exception& ie) {</div>
|
|
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  fHeartbeatsCV.wait_for(lock, std::chrono::milliseconds(500), [&]() { <span class="keywordflow">return</span> !fSendHeartbeats; });</div>
|
|
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="comment">// LOG(debug) << "no " << controlQueueName << " found";</span></div>
|
|
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  }</div>
|
|
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  }</div>
|
|
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  }</div>
|
|
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  </div>
|
|
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="keywordtype">bool</span> ThrowingOnBadAlloc()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> fThrowOnBadAlloc; }</div>
|
|
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  </div>
|
|
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keywordtype">void</span> GetSegment(uint16_t <span class="keywordtype">id</span>)</div>
|
|
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  {</div>
|
|
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keyword">auto</span> it = fSegments.find(<span class="keywordtype">id</span>);</div>
|
|
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="keywordflow">if</span> (it == fSegments.end()) {</div>
|
|
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="comment">// get region info</span></div>
|
|
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  SegmentInfo segmentInfo = fShmSegments->at(<span class="keywordtype">id</span>);</div>
|
|
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  LOG(debug) << <span class="stringliteral">"Located segment with id '"</span> << <span class="keywordtype">id</span> << <span class="stringliteral">"'"</span>;</div>
|
|
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  </div>
|
|
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keyword">using namespace </span>boost::interprocess;</div>
|
|
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  </div>
|
|
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="keywordflow">if</span> (segmentInfo.fAllocationAlgorithm == AllocationAlgorithm::rbtree_best_fit) {</div>
|
|
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  fSegments.emplace(<span class="keywordtype">id</span>, RBTreeBestFitSegment(open_only, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_m_"</span> + std::to_string(<span class="keywordtype">id</span>)).c_str()));</div>
|
|
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  fSegments.emplace(<span class="keywordtype">id</span>, SimpleSeqFitSegment(open_only, std::string(<span class="stringliteral">"fmq_"</span> + fShmId + <span class="stringliteral">"_m_"</span> + std::to_string(<span class="keywordtype">id</span>)).c_str()));</div>
|
|
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  }</div>
|
|
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  } <span class="keywordflow">catch</span> (std::out_of_range& oor) {</div>
|
|
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  LOG(error) << <span class="stringliteral">"Could not get segment with id '"</span> << <span class="keywordtype">id</span> << <span class="stringliteral">"': "</span> << oor.what();</div>
|
|
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  } <span class="keywordflow">catch</span> (boost::interprocess::interprocess_exception& bie) {</div>
|
|
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  LOG(error) << <span class="stringliteral">"Could not get segment with id '"</span> << <span class="keywordtype">id</span> << <span class="stringliteral">"': "</span> << bie.what();</div>
|
|
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  }</div>
|
|
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  }</div>
|
|
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  }</div>
|
|
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  </div>
|
|
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  boost::interprocess::managed_shared_memory::handle_t GetHandleFromAddress(<span class="keyword">const</span> <span class="keywordtype">void</span>* ptr, uint16_t segmentId)<span class="keyword"> const</span></div>
|
|
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="keyword"> </span>{</div>
|
|
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keywordflow">return</span> boost::apply_visitor(SegmentHandleFromAddress{ptr}, fSegments.at(segmentId));</div>
|
|
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  }</div>
|
|
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keywordtype">void</span>* GetAddressFromHandle(<span class="keyword">const</span> boost::interprocess::managed_shared_memory::handle_t handle, uint16_t segmentId)<span class="keyword"> const</span></div>
|
|
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="keyword"> </span>{</div>
|
|
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">return</span> boost::apply_visitor(SegmentAddressFromHandle{handle}, fSegments.at(segmentId));</div>
|
|
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  }</div>
|
|
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  </div>
|
|
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keywordtype">char</span>* Allocate(<span class="keyword">const</span> <span class="keywordtype">size_t</span> size, <span class="keywordtype">size_t</span> alignment = 0)</div>
|
|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  {</div>
|
|
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordtype">char</span>* ptr = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="comment">// tools::RateLimiter rateLimiter(20);</span></div>
|
|
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  </div>
|
|
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordflow">while</span> (ptr == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keywordflow">try</span> {</div>
|
|
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  <span class="comment">// boost::interprocess::managed_shared_memory::size_type actualSize = size;</span></div>
|
|
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="comment">// char* hint = 0; // unused for boost::interprocess::allocate_new</span></div>
|
|
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="comment">// ptr = fSegments.at(fSegmentId).allocation_command<char>(boost::interprocess::allocate_new, size, actualSize, hint);</span></div>
|
|
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keywordtype">size_t</span> segmentSize = boost::apply_visitor(SegmentSize{}, fSegments.at(fSegmentId));</div>
|
|
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keywordflow">if</span> (size > segmentSize) {</div>
|
|
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordflow">throw</span> MessageBadAlloc(tools::ToString(<span class="stringliteral">"Requested message size ("</span>, size, <span class="stringliteral">") exceeds segment size ("</span>, segmentSize, <span class="stringliteral">")"</span>));</div>
|
|
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  }</div>
|
|
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keywordflow">if</span> (alignment == 0) {</div>
|
|
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  ptr = <span class="keyword">reinterpret_cast<</span><span class="keywordtype">char</span>*<span class="keyword">></span>(boost::apply_visitor(SegmentAllocate{size}, fSegments.at(fSegmentId)));</div>
|
|
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  ptr = <span class="keyword">reinterpret_cast<</span><span class="keywordtype">char</span>*<span class="keyword">></span>(boost::apply_visitor(SegmentAllocateAligned{size, alignment}, fSegments.at(fSegmentId)));</div>
|
|
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  }</div>
|
|
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  } <span class="keywordflow">catch</span> (boost::interprocess::bad_alloc& ba) {</div>
|
|
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="comment">// LOG(warn) << "Shared memory full...";</span></div>
|
|
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordflow">if</span> (ThrowingOnBadAlloc()) {</div>
|
|
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="keywordflow">throw</span> MessageBadAlloc(tools::ToString(<span class="stringliteral">"shmem: could not create a message of size "</span>, size, <span class="stringliteral">", alignment: "</span>, (alignment != 0) ? std::to_string(alignment) : <span class="stringliteral">"default"</span>, <span class="stringliteral">", free memory: "</span>, boost::apply_visitor(SegmentFreeMemory{}, fSegments.at(fSegmentId))));</div>
|
|
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  }</div>
|
|
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="comment">// rateLimiter.maybe_sleep();</span></div>
|
|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  std::this_thread::sleep_for(std::chrono::milliseconds(50));</div>
|
|
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="keywordflow">if</span> (Interrupted()) {</div>
|
|
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="keywordflow">return</span> ptr;</div>
|
|
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  }</div>
|
|
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  }</div>
|
|
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span> <span class="preprocessor">#ifdef FAIRMQ_DEBUG_MODE</span></div>
|
|
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
|
|
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  IncrementShmMsgCounter(fSegmentId);</div>
|
|
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">if</span> (fMsgDebug->count(fSegmentId) == 0) {</div>
|
|
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  (*fMsgDebug).emplace(fSegmentId, fShmVoidAlloc);</div>
|
|
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  }</div>
|
|
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  (*fMsgDebug).at(fSegmentId).emplace(</div>
|
|
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keyword">static_cast<</span><span class="keywordtype">size_t</span><span class="keyword">></span>(GetHandleFromAddress(ptr, fSegmentId)),</div>
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<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  MsgDebug(getpid(), size, std::chrono::system_clock::now().time_since_epoch().count())</div>
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<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  );</div>
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<div class="line"><a name="l00564"></a><span class="lineno"> 564</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  }</div>
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<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  </div>
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<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="keywordflow">return</span> ptr;</div>
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<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  }</div>
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<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  </div>
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<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="keywordtype">void</span> Deallocate(boost::interprocess::managed_shared_memory::handle_t handle, uint16_t segmentId)</div>
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<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  {</div>
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<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  boost::apply_visitor(SegmentDeallocate{GetAddressFromHandle(handle, segmentId)}, fSegments.at(segmentId));</div>
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<div class="line"><a name="l00573"></a><span class="lineno"> 573</span> <span class="preprocessor">#ifdef FAIRMQ_DEBUG_MODE</span></div>
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<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  boost::interprocess::scoped_lock<boost::interprocess::named_mutex> lock(fShmMtx);</div>
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<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  DecrementShmMsgCounter(segmentId);</div>
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<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">try</span> {</div>
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<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  (*fMsgDebug).at(segmentId).erase(handle);</div>
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<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  } <span class="keywordflow">catch</span>(<span class="keyword">const</span> std::out_of_range& oor) {</div>
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<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  LOG(debug) << <span class="stringliteral">"could not locate debug container for "</span> << segmentId << <span class="stringliteral">": "</span> << oor.what();</div>
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<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  }</div>
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<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  }</div>
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<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  </div>
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<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="keywordtype">char</span>* ShrinkInPlace(<span class="keywordtype">size_t</span> newSize, <span class="keywordtype">char</span>* localPtr, uint16_t segmentId)</div>
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<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  {</div>
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<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keywordflow">return</span> boost::apply_visitor(SegmentBufferShrink{newSize, localPtr}, fSegments.at(segmentId));</div>
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<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  }</div>
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<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  </div>
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<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  uint16_t GetSegmentId()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> fSegmentId; }</div>
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<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  </div>
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<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  ~Manager()</div>
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<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  {</div>
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<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="keyword">using namespace </span>boost::interprocess;</div>
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<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  <span class="keywordtype">bool</span> lastRemoved = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  </div>
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<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  UnsubscribeFromRegionEvents();</div>
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<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  </div>
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<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  {</div>
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<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  std::unique_lock<std::mutex> lock(fHeartbeatsMtx);</div>
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<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  fSendHeartbeats = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  }</div>
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<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  fHeartbeatsCV.notify_one();</div>
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<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <span class="keywordflow">if</span> (fHeartbeatThread.joinable()) {</div>
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<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  fHeartbeatThread.join();</div>
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<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  }</div>
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<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  </div>
|
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<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">try</span> {</div>
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<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  boost::interprocess::scoped_lock<named_mutex> lock(fShmMtx);</div>
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<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  </div>
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<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  (fDeviceCounter->fCount)--;</div>
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<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  </div>
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<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keywordflow">if</span> (fDeviceCounter->fCount == 0) {</div>
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<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  LOG(debug) << <span class="stringliteral">"Last segment user, "</span> << (fNoCleanup ? <span class="stringliteral">"skipping removal (--shm-no-cleanup is true)."</span> : <span class="stringliteral">"removing segment."</span>);</div>
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<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  lastRemoved = <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  LOG(debug) << <span class="stringliteral">"Other segment users present ("</span> << fDeviceCounter->fCount << <span class="stringliteral">"), skipping removal."</span>;</div>
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|
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  }</div>
|
|
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  } <span class="keywordflow">catch</span> (interprocess_exception& e) {</div>
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|
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  LOG(error) << <span class="stringliteral">"Manager could not acquire lock: "</span> << e.what();</div>
|
|
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  }</div>
|
|
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  </div>
|
|
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">if</span> (lastRemoved && !fNoCleanup) {</div>
|
|
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <a class="code" href="classfair_1_1mq_1_1shmem_1_1Monitor.html#a612e661e8ff850117604565b5a55c8fe">Monitor::Cleanup</a>(ShmId{fShmId});</div>
|
|
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  }</div>
|
|
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  }</div>
|
|
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  </div>
|
|
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="keyword">private</span>:</div>
|
|
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  std::string fShmId;</div>
|
|
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  uint16_t fSegmentId;</div>
|
|
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  std::string fDeviceId;</div>
|
|
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  std::unordered_map<uint16_t, boost::variant<RBTreeBestFitSegment, SimpleSeqFitSegment>> fSegments;</div>
|
|
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  boost::interprocess::managed_shared_memory fManagementSegment;</div>
|
|
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  VoidAlloc fShmVoidAlloc;</div>
|
|
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  boost::interprocess::named_mutex fShmMtx;</div>
|
|
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  </div>
|
|
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  boost::interprocess::named_condition fRegionEventsCV;</div>
|
|
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  std::thread fRegionEventThread;</div>
|
|
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordtype">bool</span> fRegionEventsSubscriptionActive;</div>
|
|
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  std::function<void(<a class="code" href="structFairMQRegionInfo.html">fair::mq::RegionInfo</a>)> fRegionEventCallback;</div>
|
|
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  std::map<std::pair<uint16_t, bool>, RegionEvent> fObservedRegionEvents;</div>
|
|
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  uint64_t fNumObservedEvents;</div>
|
|
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  </div>
|
|
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  DeviceCounter* fDeviceCounter;</div>
|
|
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  EventCounter* fEventCounter;</div>
|
|
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  Uint16SegmentInfoHashMap* fShmSegments;</div>
|
|
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  Uint16RegionInfoHashMap* fShmRegions;</div>
|
|
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  std::unordered_map<uint16_t, std::unique_ptr<Region>> fRegions;</div>
|
|
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  </div>
|
|
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  std::atomic<bool> fInterrupted;</div>
|
|
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  std::atomic<int32_t> fMsgCounter; <span class="comment">// TODO: find a better lifetime solution instead of the counter</span></div>
|
|
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span> <span class="preprocessor">#ifdef FAIRMQ_DEBUG_MODE</span></div>
|
|
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  Uint16MsgDebugMapHashMap* fMsgDebug;</div>
|
|
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  Uint16MsgCounterHashMap* fShmMsgCounters;</div>
|
|
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  </div>
|
|
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  std::thread fHeartbeatThread;</div>
|
|
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="keywordtype">bool</span> fSendHeartbeats;</div>
|
|
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  std::mutex fHeartbeatsMtx;</div>
|
|
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  std::condition_variable fHeartbeatsCV;</div>
|
|
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  </div>
|
|
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keywordtype">bool</span> fThrowOnBadAlloc;</div>
|
|
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="keywordtype">bool</span> fNoCleanup;</div>
|
|
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span> };</div>
|
|
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  </div>
|
|
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span> } <span class="comment">// namespace fair::mq::shmem</span></div>
|
|
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  </div>
|
|
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span> <span class="preprocessor">#endif </span><span class="comment">/* FAIR_MQ_SHMEM_MANAGER_H_ */</span><span class="preprocessor"></span></div>
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|
</div><!-- fragment --></div><!-- contents -->
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|
<div class="ttc" id="astructfair_1_1mq_1_1shmem_1_1DeviceCounter_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1DeviceCounter.html">fair::mq::shmem::DeviceCounter</a></div><div class="ttdef"><b>Definition:</b> Common.h:105</div></div>
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|
<div class="ttc" id="astructfair_1_1mq_1_1shmem_1_1EventCounter_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1EventCounter.html">fair::mq::shmem::EventCounter</a></div><div class="ttdef"><b>Definition:</b> Common.h:114</div></div>
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<div class="ttc" id="astructFairMQRegionInfo_html"><div class="ttname"><a href="structFairMQRegionInfo.html">FairMQRegionInfo</a></div><div class="ttdef"><b>Definition:</b> FairMQUnmanagedRegion.h:29</div></div>
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<div class="ttc" id="astructfair_1_1mq_1_1shmem_1_1SegmentMemoryZeroer_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1SegmentMemoryZeroer.html">fair::mq::shmem::SegmentMemoryZeroer</a></div><div class="ttdef"><b>Definition:</b> Common.h:238</div></div>
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<div class="ttc" id="astructfair_1_1mq_1_1shmem_1_1SegmentFreeMemory_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1SegmentFreeMemory.html">fair::mq::shmem::SegmentFreeMemory</a></div><div class="ttdef"><b>Definition:</b> Common.h:244</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1Manager_html"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1Manager.html">fair::mq::shmem::Manager</a></div><div class="ttdef"><b>Definition:</b> Manager.h:61</div></div>
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<div class="ttc" id="astructfair_1_1mq_1_1shmem_1_1SegmentSize_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1SegmentSize.html">fair::mq::shmem::SegmentSize</a></div><div class="ttdef"><b>Definition:</b> Common.h:226</div></div>
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<div class="ttc" id="astructfair_1_1mq_1_1shmem_1_1SegmentAddress_html"><div class="ttname"><a href="structfair_1_1mq_1_1shmem_1_1SegmentAddress.html">fair::mq::shmem::SegmentAddress</a></div><div class="ttdef"><b>Definition:</b> Common.h:232</div></div>
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<div class="ttc" id="aclassfair_1_1mq_1_1shmem_1_1Monitor_html_a612e661e8ff850117604565b5a55c8fe"><div class="ttname"><a href="classfair_1_1mq_1_1shmem_1_1Monitor.html#a612e661e8ff850117604565b5a55c8fe">fair::mq::shmem::Monitor::Cleanup</a></div><div class="ttdeci">static std::vector< std::pair< std::string, bool > > Cleanup(const ShmId &shmId, bool verbose=true)</div><div class="ttdoc">Cleanup all shared memory artifacts created by devices.</div><div class="ttdef"><b>Definition:</b> Monitor.cxx:466</div></div>
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<div class="ttc" id="anamespacefair_1_1mq_1_1shmem_html"><div class="ttname"><a href="namespacefair_1_1mq_1_1shmem.html">fair::mq::shmem</a></div><div class="ttdef"><b>Definition:</b> Common.h:33</div></div>
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