コード例 #1
0
        public override void Initialize(DependencyResolver dependencyResolver)
        {
            this._dependencyResolver = dependencyResolver;
            Input_Estimates       estimates             = dependencyResolver.ResolveDependency(typeof(Input_Estimates));
            BatchingNeoStores     neoStores             = dependencyResolver.ResolveDependency(typeof(BatchingNeoStores));
            IdMapper              idMapper              = dependencyResolver.ResolveDependency(typeof(IdMapper));
            NodeRelationshipCache nodeRelationshipCache = dependencyResolver.ResolveDependency(typeof(NodeRelationshipCache));

            _pageCacheArrayFactoryMonitor = dependencyResolver.ResolveDependency(typeof(PageCacheArrayFactoryMonitor));

            long biggestCacheMemory = estimatedCacheSize(neoStores, nodeRelationshipCache.MemoryEstimation(estimates.NumberOfNodes()), idMapper.MemoryEstimation(estimates.NumberOfNodes()));

            PrintStageHeader("Import starting", ESTIMATED_NUMBER_OF_NODES, count(estimates.NumberOfNodes()), ESTIMATED_NUMBER_OF_NODE_PROPERTIES, count(estimates.NumberOfNodeProperties()), ESTIMATED_NUMBER_OF_RELATIONSHIPS, count(estimates.NumberOfRelationships()), ESTIMATED_NUMBER_OF_RELATIONSHIP_PROPERTIES, count(estimates.NumberOfRelationshipProperties()), ESTIMATED_DISK_SPACE_USAGE, bytes(NodesDiskUsage(estimates, neoStores) + RelationshipsDiskUsage(estimates, neoStores) + estimates.SizeOfNodeProperties() + estimates.SizeOfRelationshipProperties()), ESTIMATED_REQUIRED_MEMORY_USAGE, bytes(biggestCacheMemory));
            Console.WriteLine();
        }
コード例 #2
0
        private void InitializeLinking(BatchingNeoStores neoStores, NodeRelationshipCache nodeRelationshipCache, DataStatistics distribution)
        {
            PrintStageHeader("(3/4) Relationship linking", ESTIMATED_REQUIRED_MEMORY_USAGE, bytes(BaselineMemoryRequirement(neoStores) + defensivelyPadMemoryEstimate(nodeRelationshipCache.MemoryEstimation(distribution.NodeCount))));
            // The reason the highId of the relationship store is used, as opposed to actual number of imported relationships
            // is that the stages underneath operate on id ranges, not knowing which records are actually in use.
            long relationshipRecordIdCount = neoStores.RelationshipStore.HighId;
            // The progress counting of linking stages is special anyway, in that it uses the "progress" stats key,
            // which is based on actual number of relationships, not relationship ids.
            long actualRelationshipCount = distribution.RelationshipCount;

            InitializeProgress(relationshipRecordIdCount + actualRelationshipCount * 2 + actualRelationshipCount * 2, ImportStage.Linking);
        }