package org.opendaylight.controller.md.statistics.manager;
import java.util.Collection;
-import java.util.List;
+import java.util.Timer;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.Future;
-import org.opendaylight.controller.md.statistics.manager.MultipartMessageManager.StatsRequestType;
import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
import org.opendaylight.controller.sal.binding.api.RpcConsumerRegistry;
-import org.opendaylight.controller.sal.binding.api.data.DataBrokerService;
import org.opendaylight.controller.sal.binding.api.data.DataChangeListener;
-import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
import org.opendaylight.controller.sal.binding.api.data.DataProviderService;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.meters.Meter;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetAggregateFlowStatisticsFromFlowTableForAllFlowsInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetAggregateFlowStatisticsFromFlowTableForAllFlowsOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetAllFlowsStatisticsFromAllFlowTablesInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetAllFlowsStatisticsFromAllFlowTablesOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetFlowStatisticsFromFlowTableInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.GetFlowStatisticsFromFlowTableOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.OpendaylightFlowStatisticsService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.GetFlowTablesStatisticsInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.GetFlowTablesStatisticsOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.OpendaylightFlowTableStatisticsService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.Queue;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.queue.rev130925.QueueId;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GetAllGroupStatisticsInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GetAllGroupStatisticsOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GetGroupDescriptionInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GetGroupDescriptionOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.OpendaylightGroupStatisticsService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.groups.Group;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.GetAllMeterConfigStatisticsInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.GetAllMeterConfigStatisticsOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.GetAllMeterStatisticsInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.GetAllMeterStatisticsOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.OpendaylightMeterStatisticsService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.GetAllNodeConnectorsStatisticsInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.GetAllNodeConnectorsStatisticsOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.OpendaylightPortStatisticsService;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.GetAllQueuesStatisticsFromAllPortsInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.GetAllQueuesStatisticsFromAllPortsOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.GetQueueStatisticsFromGivenPortInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.GetQueueStatisticsFromGivenPortOutput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.OpendaylightQueueStatisticsService;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.concepts.Registration;
-import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.opendaylight.yangtools.yang.binding.NotificationListener;
-import org.opendaylight.yangtools.yang.common.RpcResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
*
*/
public class StatisticsProvider implements AutoCloseable {
- public static final int STATS_THREAD_EXECUTION_TIME= 15000;
-
private static final Logger spLogger = LoggerFactory.getLogger(StatisticsProvider.class);
- private final MultipartMessageManager multipartMessageManager = new MultipartMessageManager();
- private final DataProviderService dps;
-
- //Local caching of stats
private final ConcurrentMap<NodeId, NodeStatisticsHandler> handlers = new ConcurrentHashMap<>();
+ private final Timer timer = new Timer("statistics-manager", true);
+ private final DataProviderService dps;
private OpendaylightGroupStatisticsService groupStatsService;
private OpendaylightQueueStatisticsService queueStatsService;
- private StatisticsUpdateHandler statsUpdateHandler;
-
- private Thread statisticsRequesterThread;
-
- private Thread statisticsAgerThread;
-
+ private final StatisticsRequestScheduler srScheduler;
public StatisticsProvider(final DataProviderService dataService) {
this.dps = Preconditions.checkNotNull(dataService);
- }
-
- public MultipartMessageManager getMultipartMessageManager() {
- return multipartMessageManager;
+ this.srScheduler = new StatisticsRequestScheduler();
}
private final StatisticsListener updateCommiter = new StatisticsListener(StatisticsProvider.this);
- private Registration<NotificationListener> listenerRegistration;
+ private ListenerRegistration<NotificationListener> listenerRegistration;
private ListenerRegistration<DataChangeListener> flowCapableTrackerRegistration;
- public void start(final DataBrokerService dbs, final NotificationProviderService nps, final RpcConsumerRegistry rpcRegistry) {
+ public void start(final NotificationProviderService nps, final RpcConsumerRegistry rpcRegistry) {
// Get Group/Meter statistics service instances
groupStatsService = rpcRegistry.getRpcService(OpendaylightGroupStatisticsService.class);
portStatsService = rpcRegistry.getRpcService(OpendaylightPortStatisticsService.class);
flowTableStatsService = rpcRegistry.getRpcService(OpendaylightFlowTableStatisticsService.class);
queueStatsService = rpcRegistry.getRpcService(OpendaylightQueueStatisticsService.class);
+ this.srScheduler.start();
// Start receiving notifications
this.listenerRegistration = nps.registerNotificationListener(this.updateCommiter);
// Register for switch connect/disconnect notifications
final InstanceIdentifier<FlowCapableNode> fcnId = InstanceIdentifier.builder(Nodes.class)
.child(Node.class).augmentation(FlowCapableNode.class).build();
- this.flowCapableTrackerRegistration = dbs.registerDataChangeListener(fcnId,
+ spLogger.debug("Registering FlowCapable tracker to {}", fcnId);
+ this.flowCapableTrackerRegistration = dps.registerDataChangeListener(fcnId,
new FlowCapableTracker(this, fcnId));
- statsUpdateHandler = new StatisticsUpdateHandler(StatisticsProvider.this);
- registerDataStoreUpdateListener(dbs);
-
- statisticsRequesterThread = new Thread( new Runnable(){
-
- @Override
- public void run() {
- while(true){
- try {
- statsRequestSender();
-
- Thread.sleep(STATS_THREAD_EXECUTION_TIME);
- }catch (Exception e){
- spLogger.error("Exception occurred while sending stats request : {}",e);
- }
- }
- }
- });
-
- spLogger.debug("Statistics requester thread started with timer interval : {}",STATS_THREAD_EXECUTION_TIME);
-
- statisticsRequesterThread.start();
-
- statisticsAgerThread = new Thread( new Runnable(){
-
- @Override
- public void run() {
- while(true){
- try {
- for(NodeStatisticsHandler nodeStatisticsAger : handlers.values()){
- nodeStatisticsAger.cleanStaleStatistics();
- }
- multipartMessageManager.cleanStaleTransactionIds();
-
- Thread.sleep(STATS_THREAD_EXECUTION_TIME);
- }catch (Exception e){
- spLogger.error("Exception occurred while sending stats request : {}",e);
- }
- }
- }
- });
-
- spLogger.debug("Statistics ager thread started with timer interval : {}",STATS_THREAD_EXECUTION_TIME);
-
- statisticsAgerThread.start();
-
spLogger.info("Statistics Provider started.");
}
- private void registerDataStoreUpdateListener(DataBrokerService dbs) {
- // FIXME: the below should be broken out into StatisticsUpdateHandler
-
- //Register for flow updates
- InstanceIdentifier<? extends DataObject> pathFlow = InstanceIdentifier.builder(Nodes.class).child(Node.class)
- .augmentation(FlowCapableNode.class)
- .child(Table.class)
- .child(Flow.class).toInstance();
- dbs.registerDataChangeListener(pathFlow, statsUpdateHandler);
-
- //Register for meter updates
- InstanceIdentifier<? extends DataObject> pathMeter = InstanceIdentifier.builder(Nodes.class).child(Node.class)
- .augmentation(FlowCapableNode.class)
- .child(Meter.class).toInstance();
-
- dbs.registerDataChangeListener(pathMeter, statsUpdateHandler);
-
- //Register for group updates
- InstanceIdentifier<? extends DataObject> pathGroup = InstanceIdentifier.builder(Nodes.class).child(Node.class)
- .augmentation(FlowCapableNode.class)
- .child(Group.class).toInstance();
- dbs.registerDataChangeListener(pathGroup, statsUpdateHandler);
-
- //Register for queue updates
- InstanceIdentifier<? extends DataObject> pathQueue = InstanceIdentifier.builder(Nodes.class).child(Node.class)
- .child(NodeConnector.class)
- .augmentation(FlowCapableNodeConnector.class)
- .child(Queue.class).toInstance();
- dbs.registerDataChangeListener(pathQueue, statsUpdateHandler);
- }
-
- protected DataModificationTransaction startChange() {
- return dps.beginTransaction();
- }
-
- private void statsRequestSender() {
- for (NodeStatisticsHandler h : handlers.values()) {
- sendStatisticsRequestsToNode(h.getTargetNodeKey());
- }
- }
-
- private void sendStatisticsRequestsToNode(NodeKey targetNode){
-
- spLogger.debug("Send requests for statistics collection to node : {})",targetNode.getId());
-
- InstanceIdentifier<Node> targetInstanceId = InstanceIdentifier.builder(Nodes.class).child(Node.class,targetNode).toInstance();
-
- NodeRef targetNodeRef = new NodeRef(targetInstanceId);
-
- try{
- if(flowStatsService != null){
- sendAggregateFlowsStatsFromAllTablesRequest(targetNode);
- sendAllFlowsStatsFromAllTablesRequest(targetNodeRef);
- }
- if(flowTableStatsService != null){
- sendAllFlowTablesStatisticsRequest(targetNodeRef);
- }
- if(portStatsService != null){
- sendAllNodeConnectorsStatisticsRequest(targetNodeRef);
- }
- if(groupStatsService != null){
- sendAllGroupStatisticsRequest(targetNodeRef);
- sendGroupDescriptionRequest(targetNodeRef);
- }
- if(meterStatsService != null){
- sendAllMeterStatisticsRequest(targetNodeRef);
- sendMeterConfigStatisticsRequest(targetNodeRef);
- }
- if(queueStatsService != null){
- sendAllQueueStatsFromAllNodeConnector (targetNodeRef);
- }
- }catch(Exception e){
- spLogger.error("Exception occured while sending statistics requests : {}", e);
- }
- }
-
-
- private void sendAllFlowTablesStatisticsRequest(NodeRef targetNodeRef) throws InterruptedException, ExecutionException {
- final GetFlowTablesStatisticsInputBuilder input =
- new GetFlowTablesStatisticsInputBuilder();
-
- input.setNode(targetNodeRef);
-
- Future<RpcResult<GetFlowTablesStatisticsOutput>> response =
- flowTableStatsService.getFlowTablesStatistics(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNodeRef),response.get().getResult().getTransactionId()
- , StatsRequestType.ALL_FLOW_TABLE);
-
- }
-
- private void sendAllFlowsStatsFromAllTablesRequest(NodeRef targetNode) throws InterruptedException, ExecutionException{
- final GetAllFlowsStatisticsFromAllFlowTablesInputBuilder input =
- new GetAllFlowsStatisticsFromAllFlowTablesInputBuilder();
-
- input.setNode(targetNode);
-
- Future<RpcResult<GetAllFlowsStatisticsFromAllFlowTablesOutput>> response =
- flowStatsService.getAllFlowsStatisticsFromAllFlowTables(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.ALL_FLOW);
-
- }
-
- public void sendFlowStatsFromTableRequest(NodeRef targetNode,Flow flow) throws InterruptedException, ExecutionException{
- final GetFlowStatisticsFromFlowTableInputBuilder input =
- new GetFlowStatisticsFromFlowTableInputBuilder();
-
- input.setNode(targetNode);
- input.fieldsFrom(flow);
-
- Future<RpcResult<GetFlowStatisticsFromFlowTableOutput>> response =
- flowStatsService.getFlowStatisticsFromFlowTable(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.ALL_FLOW);
-
- }
-
- private void sendAggregateFlowsStatsFromAllTablesRequest(final NodeKey nodeKey) throws InterruptedException, ExecutionException{
- FlowCapableNode node = (FlowCapableNode)dps.readOperationalData(
- InstanceIdentifier.builder(Nodes.class).child(Node.class,nodeKey).augmentation(FlowCapableNode.class).build());
- if (node != null) {
- final List<Table> tables = node.getTable();
- if (tables != null) {
- spLogger.debug("Node {} supports {} table(s)", nodeKey, tables.size());
- for(Table table : tables) {
- sendAggregateFlowsStatsFromTableRequest(nodeKey, table.getId());
- }
- } else {
- spLogger.debug("Node {} has no associated tables", nodeKey);
- }
- } else {
- spLogger.debug("Node {} not found", nodeKey);
- }
- }
-
- private void sendAggregateFlowsStatsFromTableRequest(NodeKey targetNodeKey,Short tableId) throws InterruptedException, ExecutionException{
-
- spLogger.debug("Send aggregate stats request for flow table {} to node {}",tableId,targetNodeKey);
- GetAggregateFlowStatisticsFromFlowTableForAllFlowsInputBuilder input =
- new GetAggregateFlowStatisticsFromFlowTableForAllFlowsInputBuilder();
-
- input.setNode(new NodeRef(InstanceIdentifier.builder(Nodes.class).child(Node.class, targetNodeKey).toInstance()));
- input.setTableId(new org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.TableId(tableId));
- Future<RpcResult<GetAggregateFlowStatisticsFromFlowTableForAllFlowsOutput>> response =
- flowStatsService.getAggregateFlowStatisticsFromFlowTableForAllFlows(input.build());
-
- multipartMessageManager.setTxIdAndTableIdMapEntry(targetNodeKey.getId(), response.get().getResult().getTransactionId(), tableId);
- this.multipartMessageManager.addTxIdToRequestTypeEntry(targetNodeKey.getId(), response.get().getResult().getTransactionId()
- , StatsRequestType.AGGR_FLOW);
- }
-
- private void sendAllNodeConnectorsStatisticsRequest(NodeRef targetNode) throws InterruptedException, ExecutionException{
-
- final GetAllNodeConnectorsStatisticsInputBuilder input = new GetAllNodeConnectorsStatisticsInputBuilder();
-
- input.setNode(targetNode);
-
- Future<RpcResult<GetAllNodeConnectorsStatisticsOutput>> response =
- portStatsService.getAllNodeConnectorsStatistics(input.build());
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.ALL_PORT);
-
- }
-
- private void sendAllGroupStatisticsRequest(NodeRef targetNode) throws InterruptedException, ExecutionException{
-
- final GetAllGroupStatisticsInputBuilder input = new GetAllGroupStatisticsInputBuilder();
-
- input.setNode(targetNode);
-
- Future<RpcResult<GetAllGroupStatisticsOutput>> response =
- groupStatsService.getAllGroupStatistics(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.ALL_GROUP);
-
- }
-
- public void sendGroupDescriptionRequest(NodeRef targetNode) throws InterruptedException, ExecutionException{
- final GetGroupDescriptionInputBuilder input = new GetGroupDescriptionInputBuilder();
-
- input.setNode(targetNode);
-
- Future<RpcResult<GetGroupDescriptionOutput>> response =
- groupStatsService.getGroupDescription(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.GROUP_DESC);
-
- }
-
- private void sendAllMeterStatisticsRequest(NodeRef targetNode) throws InterruptedException, ExecutionException{
-
- GetAllMeterStatisticsInputBuilder input = new GetAllMeterStatisticsInputBuilder();
-
- input.setNode(targetNode);
-
- Future<RpcResult<GetAllMeterStatisticsOutput>> response =
- meterStatsService.getAllMeterStatistics(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.ALL_METER);;
-
- }
-
- public void sendMeterConfigStatisticsRequest(NodeRef targetNode) throws InterruptedException, ExecutionException{
-
- GetAllMeterConfigStatisticsInputBuilder input = new GetAllMeterConfigStatisticsInputBuilder();
-
- input.setNode(targetNode);
-
- Future<RpcResult<GetAllMeterConfigStatisticsOutput>> response =
- meterStatsService.getAllMeterConfigStatistics(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.METER_CONFIG);;
-
- }
-
- private void sendAllQueueStatsFromAllNodeConnector(NodeRef targetNode) throws InterruptedException, ExecutionException {
- GetAllQueuesStatisticsFromAllPortsInputBuilder input = new GetAllQueuesStatisticsFromAllPortsInputBuilder();
-
- input.setNode(targetNode);
-
- Future<RpcResult<GetAllQueuesStatisticsFromAllPortsOutput>> response =
- queueStatsService.getAllQueuesStatisticsFromAllPorts(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.ALL_QUEUE_STATS);;
-
- }
-
- public void sendQueueStatsFromGivenNodeConnector(NodeRef targetNode,NodeConnectorId nodeConnectorId, QueueId queueId) throws InterruptedException, ExecutionException {
- GetQueueStatisticsFromGivenPortInputBuilder input = new GetQueueStatisticsFromGivenPortInputBuilder();
-
- input.setNode(targetNode);
- input.setNodeConnectorId(nodeConnectorId);
- input.setQueueId(queueId);
- Future<RpcResult<GetQueueStatisticsFromGivenPortOutput>> response =
- queueStatsService.getQueueStatisticsFromGivenPort(input.build());
-
- this.multipartMessageManager.addTxIdToRequestTypeEntry(getNodeId(targetNode), response.get().getResult().getTransactionId()
- , StatsRequestType.ALL_QUEUE_STATS);;
-
- }
-
/**
* Get the handler for a particular node.
*
return handler;
}
- @SuppressWarnings("unchecked")
- private NodeId getNodeId(NodeRef nodeRef){
- InstanceIdentifier<Node> nodeII = (InstanceIdentifier<Node>) nodeRef.getValue();
- NodeKey nodeKey = InstanceIdentifier.keyOf(nodeII);
- return nodeKey.getId();
- }
-
@Override
public void close() {
try {
if (this.listenerRegistration != null) {
this.listenerRegistration.close();
- this.statisticsRequesterThread.destroy();
- this.statisticsAgerThread.destroy();
+ this.listenerRegistration = null;
}
if (this.flowCapableTrackerRegistration != null) {
this.flowCapableTrackerRegistration.close();
this.flowCapableTrackerRegistration = null;
}
+ timer.cancel();
} catch (Exception e) {
spLogger.warn("Failed to stop Statistics Provider completely", e);
} finally {
}
}
- synchronized void startNodeHandlers(final Collection<NodeKey> addedNodes) {
+ void startNodeHandlers(final Collection<NodeKey> addedNodes) {
for (NodeKey key : addedNodes) {
if (handlers.containsKey(key.getId())) {
spLogger.warn("Attempted to start already-existing handler for {}, very strange", key.getId());
continue;
}
- final NodeStatisticsHandler h = new NodeStatisticsHandler(this, key);
- handlers.put(key.getId(), h);
- spLogger.debug("Started node handler for {}", key.getId());
-
- // FIXME: this should be in the NodeStatisticsHandler itself
- sendStatisticsRequestsToNode(key);
+ final NodeStatisticsHandler h = new NodeStatisticsHandler(dps, key,
+ flowStatsService, flowTableStatsService, groupStatsService,
+ meterStatsService, portStatsService, queueStatsService,srScheduler);
+ final NodeStatisticsHandler old = handlers.putIfAbsent(key.getId(), h);
+ if (old == null) {
+ spLogger.debug("Started node handler for {}", key.getId());
+ h.start(timer);
+ } else {
+ spLogger.debug("Prevented race on handler for {}", key.getId());
+ }
}
}
- synchronized void stopNodeHandlers(final Collection<NodeKey> removedNodes) {
+ void stopNodeHandlers(final Collection<NodeKey> removedNodes) {
for (NodeKey key : removedNodes) {
final NodeStatisticsHandler s = handlers.remove(key.getId());
if (s != null) {