Merge "Improve client logging"
[controller.git] / opendaylight / md-sal / statistics-manager / src / main / java / org / opendaylight / controller / md / statistics / manager / StatisticsUpdateCommiter.java
index 30f98cedd330ee1fac7933824e3fb8da46e57de8..907534bcf5a240c8ea661d24d8d086860c1b0bcc 100644 (file)
@@ -7,10 +7,11 @@
  */
 package org.opendaylight.controller.md.statistics.manager;
 
-import java.util.HashMap;
 import java.util.List;
 import java.util.concurrent.ConcurrentMap;
 
+import org.opendaylight.controller.md.statistics.manager.NodeStatisticsAger.FlowEntry;
+import org.opendaylight.controller.md.statistics.manager.NodeStatisticsAger.QueueEntry;
 import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
@@ -44,7 +45,6 @@ import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev13
 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.Queue;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.QueueBuilder;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.QueueKey;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.queue.rev130925.QueueId;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupDescStatsUpdated;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupFeaturesUpdated;
@@ -88,11 +88,6 @@ import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.
 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.nodes.node.meter.MeterStatisticsBuilder;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.meter.config.stats.reply.MeterConfigStats;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.meter.statistics.reply.MeterStats;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.EthernetMatch;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.VlanMatch;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv4Match;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatch;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.model.statistics.types.rev130925.GenericQueueStatistics;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.statistics.types.rev130925.GenericStatistics;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsData;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsDataBuilder;
@@ -129,12 +124,14 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     public final static Logger sucLogger = LoggerFactory.getLogger(StatisticsUpdateCommiter.class);
 
     private final StatisticsProvider statisticsManager;
+    private final MultipartMessageManager messageManager;
     
-    private final int unaccountedFlowsCounter = 1;
+    private int unaccountedFlowsCounter = 1;
 
     public StatisticsUpdateCommiter(final StatisticsProvider manager){
 
         this.statisticsManager = manager;
+        this.messageManager = this.statisticsManager.getMultipartMessageManager();
     }
     
     public StatisticsProvider getStatisticsManager(){
@@ -144,22 +141,22 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     @Override
     public void onMeterConfigStatsUpdated(MeterConfigStatsUpdated notification) {
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
         
+        NodeKey key = new NodeKey(notification.getId());
+
         //Add statistics to local cache
-        ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
+        ConcurrentMap<NodeId, NodeStatisticsAger> cache = this.statisticsManager.getStatisticsCache();
         if(!cache.containsKey(notification.getId())){
-            cache.put(notification.getId(), new NodeStatistics());
+            cache.put(notification.getId(), new NodeStatisticsAger(statisticsManager,key));
         }
-        cache.get(notification.getId()).setMeterConfigStats(notification.getMeterConfigStats());
+        cache.get(notification.getId()).updateMeterConfigStats(notification.getMeterConfigStats());
         
         //Publish data to configuration data store
-        NodeKey key = new NodeKey(notification.getId());
-        
-        List<MeterConfigStats> eterConfigStatsList = notification.getMeterConfigStats();
+        List<MeterConfigStats> meterConfigStatsList = notification.getMeterConfigStats();
         
-        for(MeterConfigStats meterConfigStats : eterConfigStatsList){
+        for(MeterConfigStats meterConfigStats : meterConfigStatsList){
             DataModificationTransaction it = this.statisticsManager.startChange();
             MeterBuilder meterBuilder = new MeterBuilder();
             MeterKey meterKey = new MeterKey(meterConfigStats.getMeterId());
@@ -186,16 +183,9 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     public void onMeterStatisticsUpdated(MeterStatisticsUpdated notification) {
         
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
 
-        //Add statistics to local cache
-        ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
-        if(!cache.containsKey(notification.getId())){
-            cache.put(notification.getId(), new NodeStatistics());
-        }
-        cache.get(notification.getId()).setMeterStatistics(notification.getMeterStats());
-        
         NodeKey key = new NodeKey(notification.getId());
         
         List<MeterStats> meterStatsList = notification.getMeterStats();
@@ -228,18 +218,19 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     public void onGroupDescStatsUpdated(GroupDescStatsUpdated notification) {
         
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
 
+        NodeKey key = new NodeKey(notification.getId());
+
         //Add statistics to local cache
-        ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
+        ConcurrentMap<NodeId, NodeStatisticsAger> cache = this.statisticsManager.getStatisticsCache();
         if(!cache.containsKey(notification.getId())){
-            cache.put(notification.getId(), new NodeStatistics());
+            cache.put(notification.getId(), new NodeStatisticsAger(statisticsManager,key));
         }
-        cache.get(notification.getId()).setGroupDescStats(notification.getGroupDescStats());
+        cache.get(notification.getId()).updateGroupDescStats(notification.getGroupDescStats());
         
         //Publish data to configuration data store
-        NodeKey key = new NodeKey(notification.getId());
         List<GroupDescStats> groupDescStatsList = notification.getGroupDescStats();
 
         for(GroupDescStats groupDescStats : groupDescStatsList){
@@ -270,16 +261,9 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     public void onGroupStatisticsUpdated(GroupStatisticsUpdated notification) {
         
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
 
-        //Add statistics to local cache
-        ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
-        if(!cache.containsKey(notification.getId())){
-            cache.put(notification.getId(), new NodeStatistics());
-        }
-        cache.get(notification.getId()).setGroupStatistics(notification.getGroupStats());
-        
         //Publish data to configuration data store
         NodeKey key = new NodeKey(notification.getId());
         List<GroupStats> groupStatsList = notification.getGroupStats();
@@ -310,11 +294,6 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     @Override
     public void onMeterFeaturesUpdated(MeterFeaturesUpdated notification) {
 
-        //Add statistics to local cache
-        ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
-        if(!cache.containsKey(notification.getId())){
-            cache.put(notification.getId(), new NodeStatistics());
-        }
         MeterFeaturesBuilder meterFeature = new MeterFeaturesBuilder();
         meterFeature.setMeterBandSupported(notification.getMeterBandSupported());
         meterFeature.setMeterCapabilitiesSupported(notification.getMeterCapabilitiesSupported());
@@ -322,8 +301,6 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
         meterFeature.setMaxColor(notification.getMaxColor());
         meterFeature.setMaxMeter(notification.getMaxMeter());
         
-        cache.get(notification.getId()).setMeterFeatures(meterFeature.build());
-        
         //Publish data to configuration data store
         DataModificationTransaction it = this.statisticsManager.startChange();
         NodeKey key = new NodeKey(notification.getId());
@@ -346,18 +323,11 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     @Override
     public void onGroupFeaturesUpdated(GroupFeaturesUpdated notification) {
 
-        //Add statistics to local cache
-        ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
-        if(!cache.containsKey(notification.getId())){
-            cache.put(notification.getId(), new NodeStatistics());
-        }
-        
         GroupFeaturesBuilder groupFeatures = new GroupFeaturesBuilder();
         groupFeatures.setActions(notification.getActions());
         groupFeatures.setGroupCapabilitiesSupported(notification.getGroupCapabilitiesSupported());
         groupFeatures.setGroupTypesSupported(notification.getGroupTypesSupported());
         groupFeatures.setMaxGroups(notification.getMaxGroups());
-        cache.get(notification.getId()).setGroupFeatures(groupFeatures.build());
         
         //Publish data to configuration data store
         DataModificationTransaction it = this.statisticsManager.startChange();
@@ -382,7 +352,7 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     public void onFlowsStatisticsUpdate(FlowsStatisticsUpdate notification) {
         
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
 
         NodeKey key = new NodeKey(notification.getId());
@@ -431,14 +401,13 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
             GenericStatistics flowStats = stats.build();
                 
             //Add statistics to local cache
-            ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
+            ConcurrentMap<NodeId, NodeStatisticsAger> cache = this.statisticsManager.getStatisticsCache();
             if(!cache.containsKey(notification.getId())){
-                cache.put(notification.getId(), new NodeStatistics());
-            }
-            if(!cache.get(notification.getId()).getFlowAndStatsMap().containsKey(tableId)){
-                cache.get(notification.getId()).getFlowAndStatsMap().put(tableId, new HashMap<Flow,GenericStatistics>());
+                cache.put(notification.getId(), new NodeStatisticsAger(statisticsManager,key));
             }
-            cache.get(notification.getId()).getFlowAndStatsMap().get(tableId).put(flowRule,flowStats);
+            NodeStatisticsAger nsa = cache.get(notification.getId());
+            FlowEntry flowStatsEntry = nsa.new FlowEntry(tableId,flowRule);
+            cache.get(notification.getId()).updateFlowStats(flowStatsEntry);
                 
             //Augment the data to the flow node
 
@@ -487,7 +456,7 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
                                 .child(Flow.class,existingFlow.getKey()).toInstance();
                         flowBuilder.setKey(existingFlow.getKey());
                         flowBuilder.addAugmentation(FlowStatisticsData.class, flowStatisticsData.build());
-                        sucLogger.info("Found matching flow in the datastore, augmenting statistics");
+                        sucLogger.debug("Found matching flow in the datastore, augmenting statistics");
                         foundOriginalFlow = true;
                         it.putOperationalData(flowRef, flowBuilder.build());
                         it.commit();
@@ -496,18 +465,42 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
                 }
             }
             
+            table= (Table)it.readOperationalData(tableRef);
+            if(!foundOriginalFlow && table != null){
+
+                for(Flow existingFlow : table.getFlow()){
+                    FlowStatisticsData augmentedflowStatisticsData = existingFlow.getAugmentation(FlowStatisticsData.class);
+                    if(augmentedflowStatisticsData != null){
+                        FlowBuilder existingOperationalFlow = new FlowBuilder();
+                        existingOperationalFlow.fieldsFrom(augmentedflowStatisticsData.getFlowStatistics());
+                        sucLogger.debug("Existing unaccounted flow in operational data store : {}",existingFlow.toString());
+                        if(flowEquals(flowRule,existingOperationalFlow.build())){
+                            InstanceIdentifier<Flow> flowRef = InstanceIdentifier.builder(Nodes.class).child(Node.class, key)
+                                    .augmentation(FlowCapableNode.class)
+                                    .child(Table.class, new TableKey(tableId))
+                                    .child(Flow.class,existingFlow.getKey()).toInstance();
+                            flowBuilder.setKey(existingFlow.getKey());
+                            flowBuilder.addAugmentation(FlowStatisticsData.class, flowStatisticsData.build());
+                            sucLogger.debug("Found matching unaccounted flow in the operational datastore, augmenting statistics");
+                            foundOriginalFlow = true;
+                            it.putOperationalData(flowRef, flowBuilder.build());
+                            it.commit();
+                            break;
+                        }
+                    }
+                }
+            }
             if(!foundOriginalFlow){
-                sucLogger.debug("Associated original flow is not found in data store. Augmenting flow in operational data store");
-                //TODO: Temporary fix: format [ 1+tableid+1+unaccounted flow counter]
-                long flowKey = Long.parseLong(new String("1"+Short.toString(tableId)+"1"+Integer.toString(this.unaccountedFlowsCounter)));
-                FlowKey newFlowKey = new FlowKey(new FlowId(flowKey));
+                long flowKey = Long.parseLong(new String("1"+Short.toString(tableId)+"0"+Integer.toString(this.unaccountedFlowsCounter)));
+                this.unaccountedFlowsCounter++;
+                FlowKey newFlowKey = new FlowKey(new FlowId(Long.toString(flowKey)));
                 InstanceIdentifier<Flow> flowRef = InstanceIdentifier.builder(Nodes.class).child(Node.class, key)
                         .augmentation(FlowCapableNode.class)
                         .child(Table.class, new TableKey(tableId))
                         .child(Flow.class,newFlowKey).toInstance();
                 flowBuilder.setKey(newFlowKey);
                 flowBuilder.addAugmentation(FlowStatisticsData.class, flowStatisticsData.build());
-                sucLogger.info("Flow was no present in data store, augmenting statistics as an unaccounted flow");
+                sucLogger.debug("Flow {} is not present in config data store, augmenting statistics as an unaccounted flow",flowBuilder.build());
                 it.putOperationalData(flowRef, flowBuilder.build());
                 it.commit();
             }
@@ -517,13 +510,12 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     @Override
     public void onAggregateFlowStatisticsUpdate(AggregateFlowStatisticsUpdate notification) {
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
 
         NodeKey key = new NodeKey(notification.getId());
-        sucLogger.debug("Received aggregate flow statistics update : {}",notification.toString());
         
-        Short tableId = this.statisticsManager.getMultipartMessageManager().getTableIdForTxId(notification.getTransactionId());
+        Short tableId = messageManager.getTableIdForTxId(notification.getId(),notification.getTransactionId());
         if(tableId != null){
             
             DataModificationTransaction it = this.statisticsManager.startChange();
@@ -538,12 +530,6 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
             aggregateFlowStatisticsBuilder.setPacketCount(notification.getPacketCount());
             aggregateFlowStatisticsDataBuilder.setAggregateFlowStatistics(aggregateFlowStatisticsBuilder.build());
             
-            ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
-            if(!cache.containsKey(notification.getId())){
-                cache.put(notification.getId(), new NodeStatistics());
-            }
-            cache.get(notification.getId()).getTableAndAggregateFlowStatsMap().put(tableId,aggregateFlowStatisticsBuilder.build());
-            
             sucLogger.debug("Augment aggregate statistics: {} for table {} on Node {}",aggregateFlowStatisticsBuilder.build().toString(),tableId,key);
 
             TableBuilder tableBuilder = new TableBuilder();
@@ -558,19 +544,11 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     @Override
     public void onNodeConnectorStatisticsUpdate(NodeConnectorStatisticsUpdate notification) {
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
 
         NodeKey key = new NodeKey(notification.getId());
-        sucLogger.debug("Received port stats update : {}",notification.toString());
         
-        //Add statistics to local cache
-        ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
-        if(!cache.containsKey(notification.getId())){
-            cache.put(notification.getId(), new NodeStatistics());
-        }
-
-
         List<NodeConnectorStatisticsAndPortNumberMap> portsStats = notification.getNodeConnectorStatisticsAndPortNumberMap();
         for(NodeConnectorStatisticsAndPortNumberMap portStats : portsStats){
             
@@ -590,9 +568,6 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
             statisticsBuilder.setTransmitDrops(portStats.getTransmitDrops());
             statisticsBuilder.setTransmitErrors(portStats.getTransmitErrors());
             
-            //Update data in the cache
-            cache.get(notification.getId()).getNodeConnectorStats().put(portStats.getNodeConnectorId(), statisticsBuilder.build());
-            
             //Augment data to the node-connector
             FlowCapableNodeConnectorStatisticsDataBuilder statisticsDataBuilder = 
                     new FlowCapableNodeConnectorStatisticsDataBuilder();
@@ -616,11 +591,10 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     @Override
     public void onFlowTableStatisticsUpdate(FlowTableStatisticsUpdate notification) {
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
 
         NodeKey key = new NodeKey(notification.getId());
-        sucLogger.debug("Received flow table statistics update : {}",notification.toString());
         
         List<FlowTableAndStatisticsMap> flowTablesStatsList = notification.getFlowTableAndStatisticsMap();
         for (FlowTableAndStatisticsMap ftStats : flowTablesStatsList){
@@ -639,12 +613,6 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
             
             statisticsDataBuilder.setFlowTableStatistics(statisticsBuilder.build());
             
-            ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
-            if(!cache.containsKey(notification.getId())){
-                cache.put(notification.getId(), new NodeStatistics());
-            }
-            cache.get(notification.getId()).getFlowTableAndStatisticsMap().put(ftStats.getTableId().getValue(),statisticsBuilder.build());
-            
             sucLogger.debug("Augment flow table statistics: {} for table {} on Node {}",statisticsBuilder.build().toString(),ftStats.getTableId(),key);
             
             TableBuilder tableBuilder = new TableBuilder();
@@ -659,24 +627,24 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
     public void onQueueStatisticsUpdate(QueueStatisticsUpdate notification) {
         
         //Check if response is for the request statistics-manager sent.
-        if(this.statisticsManager.getMultipartMessageManager().removeTxId(notification.getTransactionId()) == null)
+        if(!messageManager.isRequestTxIdExist(notification.getId(),notification.getTransactionId(),notification.isMoreReplies()))
             return;
 
         NodeKey key = new NodeKey(notification.getId());
-        sucLogger.debug("Received queue stats update : {}",notification.toString());
         
         //Add statistics to local cache
-        ConcurrentMap<NodeId, NodeStatistics> cache = this.statisticsManager.getStatisticsCache();
+        ConcurrentMap<NodeId, NodeStatisticsAger> cache = this.statisticsManager.getStatisticsCache();
         if(!cache.containsKey(notification.getId())){
-            cache.put(notification.getId(), new NodeStatistics());
+            cache.put(notification.getId(), new NodeStatisticsAger(statisticsManager,key));
         }
         
+        NodeStatisticsAger nsa = cache.get(notification.getId());
+        
         List<QueueIdAndStatisticsMap> queuesStats = notification.getQueueIdAndStatisticsMap();
         for(QueueIdAndStatisticsMap swQueueStats : queuesStats){
             
-            if(!cache.get(notification.getId()).getNodeConnectorAndQueuesStatsMap().containsKey(swQueueStats.getNodeConnectorId())){
-                cache.get(notification.getId()).getNodeConnectorAndQueuesStatsMap().put(swQueueStats.getNodeConnectorId(), new HashMap<QueueId,GenericQueueStatistics>());
-            }
+            QueueEntry queueEntry = nsa.new QueueEntry(swQueueStats.getNodeConnectorId(),swQueueStats.getQueueId());
+            nsa.updateQueueStats(queueEntry);
             
             FlowCapableNodeConnectorQueueStatisticsDataBuilder queueStatisticsDataBuilder = new FlowCapableNodeConnectorQueueStatisticsDataBuilder();
             
@@ -686,11 +654,6 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
             
             queueStatisticsDataBuilder.setFlowCapableNodeConnectorQueueStatistics(queueStatisticsBuilder.build());
             
-            cache.get(notification.getId()).getNodeConnectorAndQueuesStatsMap()
-                                            .get(swQueueStats.getNodeConnectorId())
-                                            .put(swQueueStats.getQueueId(), queueStatisticsBuilder.build());
-            
-            
             DataModificationTransaction it = this.statisticsManager.startChange();
 
             InstanceIdentifier<Queue> queueRef 
@@ -704,7 +667,7 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
             queueBuilder.addAugmentation(FlowCapableNodeConnectorQueueStatisticsData.class, queueStatisticsDataBuilder.build());
             queueBuilder.setKey(new QueueKey(swQueueStats.getQueueId()));
 
-            sucLogger.info("Augmenting queue statistics {} of queue {} to port {}"
+            sucLogger.debug("Augmenting queue statistics {} of queue {} to port {}"
                                         ,queueStatisticsDataBuilder.build().toString(),
                                         swQueueStats.getQueueId(),
                                         swQueueStats.getNodeConnectorId());
@@ -720,18 +683,11 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
         InstanceIdentifierBuilder<?> builder = InstanceIdentifier.builder(Nodes.class).child(Node.class, nodeKey);
         return new NodeRef(builder.toInstance());
     }
-    
+   
     public boolean flowEquals(Flow statsFlow, Flow storedFlow) {
         if (statsFlow.getClass() != storedFlow.getClass()) {
             return false;
         }
-        if (statsFlow.getBufferId()== null) {
-            if (storedFlow.getBufferId() != null) {
-                return false;
-            }
-        } else if(!statsFlow.getBufferId().equals(storedFlow.getBufferId())) {
-            return false;
-        }
         if (statsFlow.getContainerName()== null) {
             if (storedFlow.getContainerName()!= null) {
                 return false;
@@ -739,13 +695,6 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
         } else if(!statsFlow.getContainerName().equals(storedFlow.getContainerName())) {
             return false;
         }
-        if (statsFlow.getCookie()== null) {
-            if (storedFlow.getCookie()!= null) {
-                return false;
-            }
-        } else if(!statsFlow.getCookie().equals(storedFlow.getCookie())) {
-            return false;
-        }
         if (statsFlow.getMatch()== null) {
             if (storedFlow.getMatch() != null) {
                 return false;
@@ -754,20 +703,6 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
         else if(!matchEquals(statsFlow.getMatch(), storedFlow.getMatch())) {
             return false;
         }
-        if (statsFlow.getHardTimeout() == null) {
-            if (storedFlow.getHardTimeout() != null) {
-                return false;
-            }
-        } else if(!statsFlow.getHardTimeout().equals(storedFlow.getHardTimeout() )) {
-            return false;
-        }
-        if (statsFlow.getIdleTimeout()== null) {
-            if (storedFlow.getIdleTimeout() != null) {
-                return false;
-            }
-        } else if(!statsFlow.getIdleTimeout().equals(storedFlow.getIdleTimeout())) {
-            return false;
-        }
         if (statsFlow.getPriority() == null) {
             if (storedFlow.getPriority() != null) {
                 return false;
@@ -799,13 +734,18 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
      * _ethernetSource=EthernetSource [_address=MacAddress [_value=00:00:00:00:00:00], _mask=null, augmentation=[]], 
      * _ethernetType=EthernetType [_type=EtherType [_value=2048], _mask=null, augmentation=[]]
      * 
-     * So this custom equals method add additional check, in case any match element is null in data-store-flow, but not
+     * Similarly for inPort, if user/application don't set any value for it, FRM will store null value for it in data store. 
+     * When we fetch the same flow (with its statistics) from switch, plugin converts its value to openflow:X:0.
+     *  e.g _inPort=Uri [_value=openflow:1:0]  
+     * 
+     * So this custom equals method add additional check to take care of these scenario, in case any match element is null in data-store-flow, but not
      * in the flow fetched from switch.
      * 
      * @param statsFlow
      * @param storedFlow
      * @return
      */
+    
     public boolean matchEquals(Match statsFlow, Match storedFlow) {
         if (statsFlow == storedFlow) {
             return true;
@@ -815,13 +755,9 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
         }
         if (storedFlow.getEthernetMatch() == null) {
             if (statsFlow.getEthernetMatch() != null) {
-                if(!statsFlow.getEthernetMatch().getEthernetDestination().getAddress().getValue().equals("00:00:00:00:00:00") ||
-                        !statsFlow.getEthernetMatch().getEthernetSource().getAddress().getValue().equals("00:00:00:00:00:00")){
-                    return false;
-                }
+                return false;
             }
-        } //else if(!storedFlow.getEthernetMatch().equals(statsFlow.getEthernetMatch())) {
-        else if(!EthernetMatchEquals(statsFlow.getEthernetMatch(),storedFlow.getEthernetMatch())) {
+        } else if(!storedFlow.getEthernetMatch().equals(statsFlow.getEthernetMatch())) {
             return false;
         }
         if (storedFlow.getIcmpv4Match()== null) {
@@ -847,9 +783,7 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
         }
         if (storedFlow.getInPort()== null) {
             if (statsFlow.getInPort() != null) {
-                if(statsFlow.getInPort()!= 0){
-                    return false;
-                }
+                return false;
             }
         } else if(!storedFlow.getInPort().equals(statsFlow.getInPort())) {
             return false;
@@ -863,22 +797,14 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
         }
         if (storedFlow.getLayer3Match()== null) {
             if (statsFlow.getLayer3Match() != null) {
-                Ipv4Match ipv4Match = (Ipv4Match)statsFlow.getLayer3Match();
-                if(!ipv4Match.getIpv4Source().getValue().equals("0.0.0.0/0") ||
-                        !ipv4Match.getIpv4Destination().getValue().equals("0.0.0.0/0")){
                     return false;
-                }
             }
         } else if(!storedFlow.getLayer3Match().equals(statsFlow.getLayer3Match())) {
             return false;
         }
         if (storedFlow.getLayer4Match()== null) {
             if (statsFlow.getLayer4Match() != null) {
-                TcpMatch tcpMatch = (TcpMatch)statsFlow.getLayer4Match();
-                if(!tcpMatch.getTcpDestinationPort().getValue().equals(0) ||
-                    !tcpMatch.getTcpSourcePort().getValue().equals(0)){
-                        return false;
-                }
+                return false;
             }
         } else if(!storedFlow.getLayer4Match().equals(statsFlow.getLayer4Match())) {
             return false;
@@ -906,49 +832,11 @@ public class StatisticsUpdateCommiter implements OpendaylightGroupStatisticsList
         }
         if (storedFlow.getVlanMatch()== null) {
             if (statsFlow.getVlanMatch() != null) {
-                VlanMatch vlanMatch = statsFlow.getVlanMatch();
-                if(!vlanMatch.getVlanId().getVlanId().getValue().equals(0) ||
-                        !vlanMatch.getVlanPcp().getValue().equals((short)0)){
-                    return false;
-                }
+                return false;
             }
         } else if(!storedFlow.getVlanMatch().equals(statsFlow.getVlanMatch())) {
             return false;
         }
         return true;
     }
-
-    public boolean EthernetMatchEquals(EthernetMatch statsEtherMatch, EthernetMatch storedEtherMatch) {
-        if (statsEtherMatch == storedEtherMatch) {
-            return true;
-        }
-        if (storedEtherMatch.getEthernetDestination()== null) {
-            if (statsEtherMatch.getEthernetDestination() != null) {
-                if(!statsEtherMatch.getEthernetDestination().getAddress().getValue().equals("00:00:00:00:00:00")){
-                    return false;
-                }
-            }
-        } else if(!storedEtherMatch.getEthernetDestination().equals(statsEtherMatch.getEthernetDestination())) {
-            return false;
-        }
-        if (storedEtherMatch.getEthernetSource() == null) {
-            if (statsEtherMatch.getEthernetSource() != null) {
-                if(!statsEtherMatch.getEthernetSource().getAddress().getValue().equals("00:00:00:00:00:00")){
-                    return false;
-                }
-            }
-        } else if(!storedEtherMatch.getEthernetSource().equals(statsEtherMatch.getEthernetSource())) {
-            return false;
-        }
-        if (storedEtherMatch.getEthernetType() == null) {
-            if (statsEtherMatch.getEthernetType() != null) {
-                if(!statsEtherMatch.getEthernetType().getType().getValue().equals(0)){
-                    return false;
-                }
-            }
-        } else if(!storedEtherMatch.getEthernetType().equals(statsEtherMatch.getEthernetType())) {
-            return false;
-        }
-        return true;
-    }
 }