private void send_startup() { IIteratorInstance <IKVPair <IKey, IValue> > input_instance = (IIteratorInstance <IKVPair <IKey, IValue> >)Input_pairs.Instance; object bin_object = null; // DETERMINE COMMUNICATION TARGETs IDictionary <int, Tuple <int, int> > unit_ref = new Dictionary <int, Tuple <int, int> > (); int m_size = 0; foreach (int i in this.FacetIndexes[FACET_MAP]) { int nr0 = m_size; m_size += this.UnitSizeInFacet [i] ["gusty_feeder"]; for (int k = 0, j = nr0; j < m_size; k++, j++) { unit_ref [j] = new Tuple <int, int> (i /*,0 index of MAP_FEEDER*/, k); } } IActionFuture sync_perform; // SEND STARTUP TO MAPPER (new iteration) Bin_function_iterate.NumberOfPartitions = m_size; IList <IKVPairInstance <OKey, OValue> >[] buffer = new IList <IKVPairInstance <OKey, OValue> > [m_size]; for (int i = 0; i < m_size; i++) { buffer [i] = new List <IKVPairInstance <OKey, OValue> > (); } int count = 0; while (input_instance.fetch_next(out bin_object)) { IKVPairInstance <OKey, OValue> item = (IKVPairInstance <OKey, OValue>)bin_object; this.Input_key_iterate.Instance = item.Key; Bin_function_iterate.go(); int index = ((IIntegerInstance)this.Output_key_iterate.Instance).Value; buffer [index].Add(item); if (count % CHUNK_SIZE == 0) { Task_binding_split_next.invoke(ITaskPortAdvance.READ_CHUNK); Task_binding_split_next.invoke(ITaskPortAdvance.PERFORM, out sync_perform); for (int i = 0; i < m_size; i++) { Split_channel.Send(buffer [i], unit_ref [i], TAG_SPLIT_NEW_CHUNK); buffer [i].Clear(); } sync_perform.wait(); Task_binding_split_next.invoke(ITaskPortAdvance.CHUNK_READY); } count++; } Task_binding_split_next.invoke(ITaskPortAdvance.READ_CHUNK); Task_binding_split_next.invoke(ITaskPortAdvance.PERFORM, out sync_perform); // SEND REMAINING PAIRS AND CLOSES THE CHUNK LIST for (int i = 0; i < m_size; i++) { Split_channel.Send(buffer [i], unit_ref [i], TAG_SPLIT_END_CHUNK); } sync_perform.wait(); Task_binding_split_next.invoke(ITaskPortAdvance.CHUNK_READY); //sync_perform.wait (); }
private void send_to_mappers() { Console.WriteLine(this.Rank + ": IJoinGustyCollector 1"); IIteratorInstance <IKVPair <OKey, OValue> > output_instance = (IIteratorInstance <IKVPair <OKey, OValue> >)Output_pairs.Instance; IIteratorInstance <IKVPair <IKey, IValue> > input_instance = (IIteratorInstance <IKVPair <IKey, IValue> >)Input_pairs.Instance; object bin_object = null; // DETERMINE COMMUNICATION TARGETs Tuple <int, int> sink_ref = new Tuple <int, int> (this.FacetIndexes [FACET_SINK] [0], 0); IDictionary <int, Tuple <int, int> > unit_ref = new Dictionary <int, Tuple <int, int> > (); int m_size = 0; foreach (int i in this.FacetIndexes[FACET_MAP]) { int nr0 = m_size; m_size += this.UnitSizeInFacet [i] ["gusty_feeder"]; for (int k = 0, j = nr0; j < m_size; k++, j++) { unit_ref [j] = new Tuple <int, int> (i /*,0 index of MAP_FEEDER*/, k); } } Console.WriteLine(this.Rank + ": IJoinGustyCollector 2"); IActionFuture sync_perform; bool end_computation = false; while (!end_computation) // new iteration { Console.WriteLine(this.Rank + ": IJoinGustyCollector LOOP"); end_computation = true; //Console.WriteLine (this.Rank + ": IJoinGustyCollector ITERATE 1"); //Task_binding_split_next.invoke (ITaskPortAdvance.READ_CHUNK); //**** //Task_binding_split_next.invoke (ITaskPortAdvance.PERFORM, out sync_perform); //Console.WriteLine (this.Rank + ": IJoinGustyCollector ITERATE 2"); // SEND TO SINK IList <IKVPairInstance <OKey, OValue> > buffer_sink = new List <IKVPairInstance <OKey, OValue> >(); end_computation = !input_instance.has_next(); Thread thread_send_output = new Thread(new ThreadStart(delegate { int count1 = 0; while (output_instance.fetch_next(out bin_object)) { IKVPairInstance <OKey, OValue> item = (IKVPairInstance <OKey, OValue>)bin_object; buffer_sink.Add(item); if (count1 % CHUNK_SIZE == 0) { // PERFORM Console.WriteLine(this.Rank + ": IJoinGustyCollector SINK SEND CHUNK 3-1 count=" + count1); Split_channel.Send(buffer_sink, sink_ref, TAG_SPLIT_NEW_CHUNK); Console.WriteLine(this.Rank + ": IJoinGustyCollector SINK SEND CHUNK 3-2 count=" + count1); buffer_sink.Clear(); } count1++; } if (buffer_sink.Count > 0) { Console.WriteLine(this.Rank + ": IJoinGustyCollector SINK SEND CHUNK 3-3 count=" + count1); Split_channel.Send(buffer_sink, sink_ref, TAG_SPLIT_NEW_CHUNK); Console.WriteLine(this.Rank + ": IJoinGustyCollector SINK SEND CHUNK 3-4 count=" + count1); } })); thread_send_output.Start(); // SEND BACK TO MAPPER (new iteration) Bin_function_iterate.NumberOfPartitions = m_size; IList <IKVPairInstance <OKey, OValue> >[] buffer = new IList <IKVPairInstance <OKey, OValue> > [m_size]; for (int i = 0; i < m_size; i++) { buffer [i] = new List <IKVPairInstance <OKey, OValue> > (); } Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE 3 end_computation=" + end_computation); int count = 0; while (input_instance.fetch_next(out bin_object)) { Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE LOOP 4-1 count=" + count); IKVPairInstance <OKey, OValue> item = (IKVPairInstance <OKey, OValue>)bin_object; this.Input_key_iterate.Instance = item.Key; Bin_function_iterate.go(); int index = ((IIntegerInstance)this.Output_key_iterate.Instance).Value; buffer [index].Add(item); if (count % CHUNK_SIZE == 0) { Task_binding_split_next.invoke(ITaskPortAdvance.READ_CHUNK); Task_binding_split_next.invoke(ITaskPortAdvance.PERFORM, out sync_perform); for (int i = 0; i < m_size; i++) { Console.WriteLine("SPLITTER REDUCE COLLECTOR - Sending chunk of " + buffer[i].Count + " elements"); Split_channel.Send(buffer [i], unit_ref [i], TAG_SPLIT_NEW_CHUNK); buffer [i].Clear(); } sync_perform.wait(); Task_binding_split_next.invoke(ITaskPortAdvance.CHUNK_READY); Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE 3-5"); } Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE LOOP 4-2 count=" + count); count++; } Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE 5"); Task_binding_split_next.invoke(ITaskPortAdvance.READ_CHUNK); Task_binding_split_next.invoke(ITaskPortAdvance.PERFORM, out sync_perform); // SEND REMAINING PAIRS AND CLOSES THE CHUNK LIST Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE 6-1"); for (int i = 0; i < m_size; i++) { Split_channel.Send(buffer [i], unit_ref [i], TAG_SPLIT_END_CHUNK); } sync_perform.wait(); Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE 7-1"); Task_binding_split_next.invoke(ITaskPortAdvance.CHUNK_READY); Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE 7-2"); thread_send_output.Join(); //sync_perform.wait (); Console.WriteLine(this.Rank + ": IJoinGustyCollector ITERATE 7-3"); } Console.WriteLine(this.Rank + ": IJoinGustyCollector END COMPUTATION "); input_instance.finish(); output_instance.finish(); Split_channel.Send(new List <IKVPairInstance <OKey, OValue> >(), sink_ref, TAG_SPLIT_END_CHUNK); }