Examples with ClusterReplicationMetrics com.yahoo.pulsar.broker.stats.ClusterReplicationMetrics used on opensource projects

Example 1 with ClusterReplicationMetrics

use of com.yahoo.pulsar.broker.stats.ClusterReplicationMetrics in project pulsar by yahoo.

the class PulsarStats method updateStats.

public synchronized void updateStats(ConcurrentOpenHashMap<String, ConcurrentOpenHashMap<String, ConcurrentOpenHashMap<String, PersistentTopic>>> topicsMap) {
    StatsOutputStream topicStatsStream = new StatsOutputStream(tempTopicStatsBuf);
    try {
        tempMetricsCollection.clear();
        bundleStats.clear();
        brokerOperabilityMetrics.reset();
        // Json begin
        topicStatsStream.startObject();
        topicsMap.forEach((namespaceName, bundles) -> {
            if (bundles.isEmpty()) {
                return;
            }
            try {
                topicStatsStream.startObject(namespaceName);
                nsStats.reset();
                bundles.forEach((bundle, topics) -> {
                    NamespaceBundleStats currentBundleStats = bundleStats.computeIfAbsent(bundle, k -> new NamespaceBundleStats());
                    currentBundleStats.reset();
                    currentBundleStats.topics = topics.size();
                    topicStatsStream.startObject(NamespaceBundle.getBundleRange(bundle));
                    topicStatsStream.startObject("persistent");
                    topics.forEach((name, topic) -> {
                        try {
                            topic.updateRates(nsStats, currentBundleStats, topicStatsStream, clusterReplicationMetrics, namespaceName);
                        } catch (Exception e) {
                            log.error("Failed to generate topic stats for topic {}: {}", name, e.getMessage(), e);
                        }
                        // this task: helps to activate inactive-backlog-cursors which have caught up and
                        // connected, also deactivate active-backlog-cursors which has backlog
                        topic.getManagedLedger().checkBackloggedCursors();
                    });
                    topicStatsStream.endObject();
                    topicStatsStream.endObject();
                });
                topicStatsStream.endObject();
                // Update metricsCollection with namespace stats
                tempMetricsCollection.add(nsStats.add(namespaceName));
            } catch (Exception e) {
                log.error("Failed to generate namespace stats for namespace {}: {}", namespaceName, e.getMessage(), e);
            }
        });
        if (clusterReplicationMetrics.isMetricsEnabled()) {
            clusterReplicationMetrics.get().forEach(clusterMetric -> tempMetricsCollection.add(clusterMetric));
            clusterReplicationMetrics.reset();
        }
        brokerOperabilityMetrics.getMetrics().forEach(brokerOperabilityMetric -> tempMetricsCollection.add(brokerOperabilityMetric));
        // json end
        topicStatsStream.endObject();
    } catch (Exception e) {
        log.error("Unable to update destination stats", e);
    }
    // swap metricsCollection and tempMetricsCollection
    List<Metrics> tempRefMetrics = metricsCollection;
    metricsCollection = tempMetricsCollection;
    tempMetricsCollection = tempRefMetrics;
    bufferLock.writeLock().lock();
    try {
        ByteBuf tmp = topicStatsBuf;
        topicStatsBuf = tempTopicStatsBuf;
        tempTopicStatsBuf = tmp;
        tempTopicStatsBuf.clear();
    } finally {
        bufferLock.writeLock().unlock();
    }
}

Example 2 with ClusterReplicationMetrics

use of com.yahoo.pulsar.broker.stats.ClusterReplicationMetrics in project pulsar by yahoo.

the class BrokerService method removeTopicFromCache.

public void removeTopicFromCache(String topic) {
    try {
        DestinationName destination = DestinationName.get(topic);
        NamespaceBundle namespaceBundle = pulsar.getNamespaceService().getBundle(destination);
        checkArgument(namespaceBundle instanceof NamespaceBundle);
        String bundleName = namespaceBundle.toString();
        String namespaceName = destination.getNamespaceObject().toString();
        synchronized (multiLayerTopicsMap) {
            ConcurrentOpenHashMap<String, ConcurrentOpenHashMap<String, PersistentTopic>> namespaceMap = multiLayerTopicsMap.get(namespaceName);
            ConcurrentOpenHashMap<String, PersistentTopic> bundleMap = namespaceMap.get(bundleName);
            bundleMap.remove(topic);
            if (bundleMap.isEmpty()) {
                namespaceMap.remove(bundleName);
            }
            if (namespaceMap.isEmpty()) {
                multiLayerTopicsMap.remove(namespaceName);
                final ClusterReplicationMetrics clusterReplicationMetrics = pulsarStats.getClusterReplicationMetrics();
                replicationClients.forEach((cluster, client) -> {
                    clusterReplicationMetrics.remove(clusterReplicationMetrics.getKeyName(namespaceName, cluster));
                });
            }
        }
    } catch (Exception e) {
        log.warn("Got exception when retrieving bundle name during removeTopicFromCache", e);
    }
    topics.remove(topic);
}

Example 3 with ClusterReplicationMetrics

use of com.yahoo.pulsar.broker.stats.ClusterReplicationMetrics in project pulsar by yahoo.

the class PersistentTopic method updateRates.

public void updateRates(NamespaceStats nsStats, NamespaceBundleStats bundleStats, StatsOutputStream destStatsStream, ClusterReplicationMetrics replStats, String namespace) {
    TopicStats topicStats = threadLocalTopicStats.get();
    topicStats.reset();
    replicators.forEach((region, replicator) -> replicator.updateRates());
    nsStats.producerCount += producers.size();
    bundleStats.producerCount += producers.size();
    destStatsStream.startObject(topic);
    producers.forEach(producer -> {
        producer.updateRates();
        PublisherStats publisherStats = producer.getStats();
        topicStats.aggMsgRateIn += publisherStats.msgRateIn;
        topicStats.aggMsgThroughputIn += publisherStats.msgThroughputIn;
        if (producer.isRemote()) {
            topicStats.remotePublishersStats.put(producer.getRemoteCluster(), publisherStats);
        }
    });
    // Creating publishers object for backward compatibility
    destStatsStream.startList("publishers");
    destStatsStream.endList();
    // Start replicator stats
    destStatsStream.startObject("replication");
    nsStats.replicatorCount += topicStats.remotePublishersStats.size();
    replicators.forEach((cluster, replicator) -> {
        // Update replicator cursor state
        replicator.updateCursorState();
        // Update replicator stats
        ReplicatorStats rStat = replicator.getStats();
        // Add incoming msg rates
        PublisherStats pubStats = topicStats.remotePublishersStats.get(replicator.getRemoteCluster());
        if (pubStats != null) {
            rStat.msgRateIn = pubStats.msgRateIn;
            rStat.msgThroughputIn = pubStats.msgThroughputIn;
            rStat.inboundConnection = pubStats.address;
            rStat.inboundConnectedSince = pubStats.connectedSince;
        }
        topicStats.aggMsgRateOut += rStat.msgRateOut;
        topicStats.aggMsgThroughputOut += rStat.msgThroughputOut;
        // Populate replicator specific stats here
        destStatsStream.startObject(cluster);
        destStatsStream.writePair("connected", rStat.connected);
        destStatsStream.writePair("msgRateExpired", rStat.msgRateExpired);
        destStatsStream.writePair("msgRateIn", rStat.msgRateIn);
        destStatsStream.writePair("msgRateOut", rStat.msgRateOut);
        destStatsStream.writePair("msgThroughputIn", rStat.msgThroughputIn);
        destStatsStream.writePair("msgThroughputOut", rStat.msgThroughputOut);
        destStatsStream.writePair("replicationBacklog", rStat.replicationBacklog);
        destStatsStream.writePair("replicationDelayInSeconds", rStat.replicationDelayInSeconds);
        destStatsStream.writePair("inboundConnection", rStat.inboundConnection);
        destStatsStream.writePair("inboundConnectedSince", rStat.inboundConnectedSince);
        destStatsStream.writePair("outboundConnection", rStat.outboundConnection);
        destStatsStream.writePair("outboundConnectedSince", rStat.outboundConnectedSince);
        destStatsStream.endObject();
        nsStats.msgReplBacklog += rStat.replicationBacklog;
        if (replStats.isMetricsEnabled()) {
            String namespaceClusterKey = replStats.getKeyName(namespace, cluster);
            ReplicationMetrics replicationMetrics = replStats.get(namespaceClusterKey);
            boolean update = false;
            if (replicationMetrics == null) {
                replicationMetrics = ReplicationMetrics.get();
                update = true;
            }
            replicationMetrics.connected += rStat.connected ? 1 : 0;
            replicationMetrics.msgRateOut += rStat.msgRateOut;
            replicationMetrics.msgThroughputOut += rStat.msgThroughputOut;
            replicationMetrics.msgReplBacklog += rStat.replicationBacklog;
            if (update) {
                replStats.put(namespaceClusterKey, replicationMetrics);
            }
        }
    });
    // Close replication
    destStatsStream.endObject();
    // Start subscription stats
    destStatsStream.startObject("subscriptions");
    nsStats.subsCount += subscriptions.size();
    subscriptions.forEach((subscriptionName, subscription) -> {
        double subMsgRateOut = 0;
        double subMsgThroughputOut = 0;
        double subMsgRateRedeliver = 0;
        long subUnackedMessages = 0;
        // Start subscription name & consumers
        try {
            destStatsStream.startObject(subscriptionName);
            Object[] consumers = subscription.getConsumers().array();
            nsStats.consumerCount += consumers.length;
            bundleStats.consumerCount += consumers.length;
            destStatsStream.startList("consumers");
            for (Object consumerObj : consumers) {
                Consumer consumer = (Consumer) consumerObj;
                consumer.updateRates();
                ConsumerStats consumerStats = consumer.getStats();
                subMsgRateOut += consumerStats.msgRateOut;
                subMsgThroughputOut += consumerStats.msgThroughputOut;
                subMsgRateRedeliver += consumerStats.msgRateRedeliver;
                subUnackedMessages += consumerStats.unackedMessages;
                // Populate consumer specific stats here
                destStatsStream.startObject();
                destStatsStream.writePair("address", consumerStats.address);
                destStatsStream.writePair("consumerName", consumerStats.consumerName);
                destStatsStream.writePair("availablePermits", consumerStats.availablePermits);
                destStatsStream.writePair("unackedMessages", consumerStats.unackedMessages);
                destStatsStream.writePair("blockedConsumerOnUnackedMsgs", consumerStats.blockedConsumerOnUnackedMsgs);
                destStatsStream.writePair("connectedSince", consumerStats.connectedSince);
                destStatsStream.writePair("msgRateOut", consumerStats.msgRateOut);
                destStatsStream.writePair("msgThroughputOut", consumerStats.msgThroughputOut);
                destStatsStream.writePair("msgRateRedeliver", consumerStats.msgRateRedeliver);
                destStatsStream.endObject();
            }
            // Close Consumer stats
            destStatsStream.endList();
            // Populate subscription specific stats here
            destStatsStream.writePair("msgBacklog", subscription.getNumberOfEntriesInBacklog());
            destStatsStream.writePair("msgRateExpired", subscription.getExpiredMessageRate());
            destStatsStream.writePair("msgRateOut", subMsgRateOut);
            destStatsStream.writePair("msgThroughputOut", subMsgThroughputOut);
            destStatsStream.writePair("msgRateRedeliver", subMsgRateRedeliver);
            destStatsStream.writePair("unackedMessages", subUnackedMessages);
            destStatsStream.writePair("type", subscription.getTypeString());
            // Close consumers
            destStatsStream.endObject();
            topicStats.aggMsgRateOut += subMsgRateOut;
            topicStats.aggMsgThroughputOut += subMsgThroughputOut;
            nsStats.msgBacklog += subscription.getNumberOfEntriesInBacklog();
        } catch (Exception e) {
            log.error("Got exception when creating consumer stats for subscription {}: {}", subscriptionName, e.getMessage(), e);
        }
    });
    // Close subscription
    destStatsStream.endObject();
    // Remaining dest stats.
    topicStats.averageMsgSize = topicStats.aggMsgRateIn == 0.0 ? 0.0 : (topicStats.aggMsgThroughputIn / topicStats.aggMsgRateIn);
    destStatsStream.writePair("producerCount", producers.size());
    destStatsStream.writePair("averageMsgSize", topicStats.averageMsgSize);
    destStatsStream.writePair("msgRateIn", topicStats.aggMsgRateIn);
    destStatsStream.writePair("msgRateOut", topicStats.aggMsgRateOut);
    destStatsStream.writePair("msgThroughputIn", topicStats.aggMsgThroughputIn);
    destStatsStream.writePair("msgThroughputOut", topicStats.aggMsgThroughputOut);
    destStatsStream.writePair("storageSize", ledger.getEstimatedBacklogSize());
    destStatsStream.writePair("pendingAddEntriesCount", ((ManagedLedgerImpl) ledger).getPendingAddEntriesCount());
    nsStats.msgRateIn += topicStats.aggMsgRateIn;
    nsStats.msgRateOut += topicStats.aggMsgRateOut;
    nsStats.msgThroughputIn += topicStats.aggMsgThroughputIn;
    nsStats.msgThroughputOut += topicStats.aggMsgThroughputOut;
    nsStats.storageSize += ledger.getEstimatedBacklogSize();
    bundleStats.msgRateIn += topicStats.aggMsgRateIn;
    bundleStats.msgRateOut += topicStats.aggMsgRateOut;
    bundleStats.msgThroughputIn += topicStats.aggMsgThroughputIn;
    bundleStats.msgThroughputOut += topicStats.aggMsgThroughputOut;
    bundleStats.cacheSize += ((ManagedLedgerImpl) ledger).getCacheSize();
    // Close topic object
    destStatsStream.endObject();
}