public PersistentOfflineTopicStats estimateUnloadedTopicBacklog(ManagedLedgerFactoryImpl factory, TopicName topicName) throws Exception { String managedLedgerName = topicName.getPersistenceNamingEncoding(); long numberOfEntries = 0; long totalSize = 0; final NavigableMap<Long, MLDataFormats.ManagedLedgerInfo.LedgerInfo> ledgers = new ConcurrentSkipListMap<>(); final PersistentOfflineTopicStats offlineTopicStats = new PersistentOfflineTopicStats(managedLedgerName, brokerName); // calculate total managed ledger size and number of entries without loading the topic readLedgerMeta(factory, topicName, ledgers); for (MLDataFormats.ManagedLedgerInfo.LedgerInfo ls : ledgers.values()) { numberOfEntries += ls.getEntries(); totalSize += ls.getSize(); if (accurate) { offlineTopicStats.addLedgerDetails(ls.getEntries(), ls.getTimestamp(), ls.getSize(), ls.getLedgerId()); } } offlineTopicStats.totalMessages = numberOfEntries; offlineTopicStats.storageSize = totalSize; if (log.isDebugEnabled()) { log.debug("[{}] Total number of entries - {} and size - {}", managedLedgerName, numberOfEntries, totalSize); } // calculate per cursor message backlog calculateCursorBacklogs(factory, topicName, ledgers, offlineTopicStats); offlineTopicStats.statGeneratedAt.setTime(System.currentTimeMillis()); return offlineTopicStats; }
public PersistentOfflineTopicStats estimateUnloadedTopicBacklog(ManagedLedgerFactoryImpl factory, DestinationName dn) throws Exception { String managedLedgerName = dn.getPersistenceNamingEncoding(); long numberOfEntries = 0; long totalSize = 0; final NavigableMap<Long, MLDataFormats.ManagedLedgerInfo.LedgerInfo> ledgers = new ConcurrentSkipListMap<>(); final PersistentOfflineTopicStats offlineTopicStats = new PersistentOfflineTopicStats(managedLedgerName, brokerName); // calculate total managed ledger size and number of entries without loading the topic readLedgerMeta(factory, dn, ledgers); for (MLDataFormats.ManagedLedgerInfo.LedgerInfo ls : ledgers.values()) { numberOfEntries += ls.getEntries(); totalSize += ls.getSize(); if (accurate) { offlineTopicStats.addLedgerDetails(ls.getEntries(), ls.getTimestamp(), ls.getSize(), ls.getLedgerId()); } } offlineTopicStats.totalMessages = numberOfEntries; offlineTopicStats.storageSize = totalSize; if (log.isDebugEnabled()) { log.debug("[{}] Total number of entries - {} and size - {}", managedLedgerName, numberOfEntries, totalSize); } // calculate per cursor message backlog calculateCursorBacklogs(factory, dn, ledgers, offlineTopicStats); offlineTopicStats.statGeneratedAt.setTime(System.currentTimeMillis()); return offlineTopicStats; }
public PersistentOfflineTopicStats estimateUnloadedTopicBacklog(ManagedLedgerFactoryImpl factory, TopicName topicName) throws Exception { String managedLedgerName = topicName.getPersistenceNamingEncoding(); long numberOfEntries = 0; long totalSize = 0; final NavigableMap<Long, MLDataFormats.ManagedLedgerInfo.LedgerInfo> ledgers = new ConcurrentSkipListMap<>(); final PersistentOfflineTopicStats offlineTopicStats = new PersistentOfflineTopicStats(managedLedgerName, brokerName); // calculate total managed ledger size and number of entries without loading the topic readLedgerMeta(factory, topicName, ledgers); for (MLDataFormats.ManagedLedgerInfo.LedgerInfo ls : ledgers.values()) { numberOfEntries += ls.getEntries(); totalSize += ls.getSize(); if (accurate) { offlineTopicStats.addLedgerDetails(ls.getEntries(), ls.getTimestamp(), ls.getSize(), ls.getLedgerId()); } } offlineTopicStats.totalMessages = numberOfEntries; offlineTopicStats.storageSize = totalSize; if (log.isDebugEnabled()) { log.debug("[{}] Total number of entries - {} and size - {}", managedLedgerName, numberOfEntries, totalSize); } // calculate per cursor message backlog calculateCursorBacklogs(factory, topicName, ledgers, offlineTopicStats); offlineTopicStats.statGeneratedAt.setTime(System.currentTimeMillis()); return offlineTopicStats; }