Esempio n. 1
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 internal Fixture(PageCache pageCache, FileSystemAbstraction fileSystem, File directory, ThreadPoolJobScheduler scheduler)
 {
     this.PageCache  = pageCache;
     this.FileSystem = fileSystem;
     this.Directory  = directory;
     this.Scheduler  = scheduler;
 }
Esempio n. 2
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//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldCalculateCorrectEstimates() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldCalculateCorrectEstimates()
        {
            // given a couple of input files of various layouts
            Input         input  = GenerateData();
            RecordFormats format = LATEST_RECORD_FORMATS;

            [email protected]_Estimates estimates = input.CalculateEstimates(new PropertyValueRecordSizeCalculator(format.Property().getRecordSize(NO_STORE_HEADER), parseInt(GraphDatabaseSettings.string_block_size.DefaultValue), 0, parseInt(GraphDatabaseSettings.array_block_size.DefaultValue), 0));

            // when
            DatabaseLayout        databaseLayout = Directory.databaseLayout();
            Config                config         = Config.defaults();
            FileSystemAbstraction fs             = new DefaultFileSystemAbstraction();

            using (JobScheduler jobScheduler = new ThreadPoolJobScheduler())
            {
                (new ParallelBatchImporter(databaseLayout, fs, null, Configuration.DEFAULT, NullLogService.Instance, ExecutionMonitors.invisible(), AdditionalInitialIds.EMPTY, config, format, NO_MONITOR, jobScheduler)).doImport(input);

                // then compare estimates with actual disk sizes
                VersionContextSupplier contextSupplier = EmptyVersionContextSupplier.EMPTY;
                using (PageCache pageCache = (new ConfiguringPageCacheFactory(fs, config, PageCacheTracer.NULL, Org.Neo4j.Io.pagecache.tracing.cursor.PageCursorTracerSupplier_Fields.Null, NullLog.Instance, contextSupplier, jobScheduler)).OrCreatePageCache, NeoStores stores = (new StoreFactory(databaseLayout, config, new DefaultIdGeneratorFactory(fs), pageCache, fs, NullLogProvider.Instance, contextSupplier)).openAllNeoStores())
                {
                    AssertRoughlyEqual(estimates.NumberOfNodes(), stores.NodeStore.NumberOfIdsInUse);
                    AssertRoughlyEqual(estimates.NumberOfRelationships(), stores.RelationshipStore.NumberOfIdsInUse);
                    AssertRoughlyEqual(estimates.NumberOfNodeProperties() + estimates.NumberOfRelationshipProperties(), CalculateNumberOfProperties(stores));
                }
                AssertRoughlyEqual(PropertyStorageSize(), estimates.SizeOfNodeProperties() + estimates.SizeOfRelationshipProperties());
            }
        }
Esempio n. 3
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//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void changeStoreId(org.neo4j.io.layout.DatabaseLayout databaseLayout) throws Exception
        private void ChangeStoreId(DatabaseLayout databaseLayout)
        {
            File neoStoreFile = databaseLayout.MetadataStore();

            using (JobScheduler jobScheduler = new ThreadPoolJobScheduler(), PageCache pageCache = StandalonePageCacheFactory.createPageCache(_fs, jobScheduler))
            {
                MetaDataStore.setRecord(pageCache, neoStoreFile, RANDOM_NUMBER, DateTimeHelper.CurrentUnixTimeMillis());
            }
        }
Esempio n. 4
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//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: static Fixture prepareDirectoryAndPageCache(Class testClass) throws java.io.IOException
        internal static Fixture PrepareDirectoryAndPageCache(Type testClass)
        {
            DefaultFileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction();
            TestDirectory          testDirectory    = TestDirectory.testDirectory(testClass, fileSystem);
            File                   dir       = testDirectory.PrepareDirectoryForTest("test");
            ThreadPoolJobScheduler scheduler = new ThreadPoolJobScheduler();
            PageCache              pageCache = StandalonePageCacheFactory.createPageCache(fileSystem, scheduler);

            return(new Fixture(pageCache, fileSystem, dir, scheduler));
        }
Esempio n. 5
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//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void assertStoreFormat(org.neo4j.kernel.impl.store.format.RecordFormats expected) throws Exception
        private void AssertStoreFormat(RecordFormats expected)
        {
            Config config = Config.defaults(GraphDatabaseSettings.pagecache_memory, "8m");

            using (JobScheduler jobScheduler = new ThreadPoolJobScheduler(), PageCache pageCache = ConfigurableStandalonePageCacheFactory.createPageCache(_fileSystemRule.get(), config, jobScheduler))
            {
                RecordFormats actual = RecordFormatSelector.selectForStoreOrConfig(config, _testDirectory.databaseLayout(), _fileSystemRule, pageCache, NullLogProvider.Instance);
                assertNotNull(actual);
                assertEquals(expected.StoreVersion(), actual.StoreVersion());
            }
        }
Esempio n. 6
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//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @BeforeEach void createPageCache()
        internal virtual void CreatePageCache()
        {
            SingleFilePageSwapperFactory factory = new SingleFilePageSwapperFactory();

            factory.Open(new DefaultFileSystemAbstraction(), Configuration.EMPTY);
            MemoryAllocator mman = MemoryAllocator.createAllocator("8 MiB", new LocalMemoryTracker());

            _jobScheduler = new ThreadPoolJobScheduler();
            _pageCache    = new MuninnPageCache(factory, mman, 256, PageCacheTracer.NULL, Org.Neo4j.Io.pagecache.tracing.cursor.PageCursorTracerSupplier_Fields.Null, EMPTY, _jobScheduler);
            _layout       = SimpleLongLayout.LongLayout().withFixedSize(true).build();
        }
Esempio n. 7
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//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public static java.util.Set<org.neo4j.causalclustering.identity.StoreId> getStoreIds(java.util.List<java.io.File> coreStoreDirs, org.neo4j.io.fs.FileSystemAbstraction fs) throws Exception
        public static ISet <StoreId> GetStoreIds(IList <File> coreStoreDirs, FileSystemAbstraction fs)
        {
            ISet <StoreId> storeIds = new HashSet <StoreId>();

            using (JobScheduler jobScheduler = new ThreadPoolJobScheduler(), PageCache pageCache = StandalonePageCacheFactory.createPageCache(fs, jobScheduler))
            {
                foreach (File coreStoreDir in coreStoreDirs)
                {
                    storeIds.Add(DoReadStoreId(coreStoreDir, pageCache));
                }
            }

            return(storeIds);
        }
Esempio n. 8
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//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldReportProgressOfNodeImport() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldReportProgressOfNodeImport()
        {
            // given
            CapturingMonitor progress = new CapturingMonitor();
            HumanUnderstandableExecutionMonitor monitor = new HumanUnderstandableExecutionMonitor(progress, NO_EXTERNAL_MONITOR);
            IdType idType = INTEGER;
            Input  input  = new DataGeneratorInput(NODE_COUNT, RELATIONSHIP_COUNT, idType, Collector.EMPTY, Random.seed(), 0, bareboneNodeHeader(idType, new Extractors(';')), bareboneRelationshipHeader(idType, new Extractors(';')), 1, 1, 0, 0);

            // when
            using (JobScheduler jobScheduler = new ThreadPoolJobScheduler())
            {
                (new ParallelBatchImporter(Storage.directory().databaseLayout(), Storage.fileSystem(), Storage.pageCache(), DEFAULT, NullLogService.Instance, monitor, EMPTY, defaults(), LATEST_RECORD_FORMATS, NO_MONITOR, jobScheduler)).doImport(input);

                // then
                progress.AssertAllProgressReachedEnd();
            }
        }
Esempio n. 9
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//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldImportDataComingFromCsvFiles() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldImportDataComingFromCsvFiles()
        {
            // GIVEN
            Config dbConfig = Config.builder().withSetting(db_timezone, LogTimeZone.SYSTEM.name()).build();

            using (JobScheduler scheduler = new ThreadPoolJobScheduler())
            {
                BatchImporter       importer         = new ParallelBatchImporter(Directory.databaseLayout(), FileSystemRule.get(), null, SmallBatchSizeConfig(), NullLogService.Instance, invisible(), AdditionalInitialIds.EMPTY, dbConfig, RecordFormatSelector.defaultFormat(), NO_MONITOR, scheduler);
                IList <InputEntity> nodeData         = RandomNodeData();
                IList <InputEntity> relationshipData = RandomRelationshipData(nodeData);

                // WHEN
                importer.DoImport(Csv(NodeDataAsFile(nodeData), RelationshipDataAsFile(relationshipData), IdType.String, LowBufferSize(COMMAS), silentBadCollector(0)));
                // THEN
                VerifyImportedData(nodeData, relationshipData);
            }
        }
Esempio n. 10
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//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: static void assertStoreConsistent(org.neo4j.io.fs.FileSystemAbstraction fs, java.io.File storeDir) throws Exception
        internal static void AssertStoreConsistent(FileSystemAbstraction fs, File storeDir)
        {
            File parent = storeDir.ParentFile;

            using (JobScheduler jobScheduler = new ThreadPoolJobScheduler(), PageCache pageCache = StandalonePageCacheFactory.createPageCache(fs, jobScheduler), TemporaryStoreDirectory tempStore = new TemporaryStoreDirectory(fs, pageCache, parent))
            {
                fs.CopyRecursively(storeDir, tempStore.StoreDir());

                (new CopiedStoreRecovery(Config.defaults(), newDependencies().kernelExtensions(), pageCache)).recoverCopiedStore(tempStore.DatabaseLayout());

                ConsistencyCheckService.Result result = runConsistencyCheckTool(new string[] { storeDir.AbsolutePath }, new PrintStream(NULL_OUTPUT_STREAM), new PrintStream(NULL_OUTPUT_STREAM));

                if (!result.Successful)
                {
                    throw new Exception("Not consistent database in " + storeDir);
                }
            }
        }
Esempio n. 11
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        /// <summary>
        /// There was this problem where some steps and in particular parallel CSV input parsing that
        /// paniced would hang the import entirely.
        /// </summary>
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldExitAndThrowExceptionOnPanic() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldExitAndThrowExceptionOnPanic()
        {
            try
            {
                using (JobScheduler jobScheduler = new ThreadPoolJobScheduler())
                {
                    BatchImporter             importer = new ParallelBatchImporter(_directory.databaseLayout(), _fs, null, Configuration.DEFAULT, NullLogService.Instance, ExecutionMonitors.invisible(), AdditionalInitialIds.EMPTY, Config.defaults(), StandardV3_0.RECORD_FORMATS, NO_MONITOR, jobScheduler);
                    IEnumerable <DataFactory> nodeData = datas(data(NO_DECORATOR, FileAsCharReadable(NodeCsvFileWithBrokenEntries())));
                    Input brokenCsvInput = new CsvInput(nodeData, defaultFormatNodeFileHeader(), datas(), defaultFormatRelationshipFileHeader(), IdType.ACTUAL, CsvConfigurationWithLowBufferSize(), new BadCollector(NullOutputStream.NULL_OUTPUT_STREAM, 0, 0), CsvInput.NO_MONITOR);
                    importer.DoImport(brokenCsvInput);
                    fail("Should have failed properly");
                }
            }
            catch (InputException e)
            {
                // THEN
                assertTrue(e.InnerException is DataAfterQuoteException);
                // and we managed to shut down properly
            }
        }
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: private void createRandomData(int count) throws Exception
        private void CreateRandomData(int count)
        {
            Config        config        = Config.defaults();
            RecordFormats recordFormats = RecordFormatSelector.selectForConfig(config, NullLogProvider.Instance);

            using (RandomDataInput input = new RandomDataInput(this, count), JobScheduler jobScheduler = new ThreadPoolJobScheduler())
            {
                BatchImporter importer = new ParallelBatchImporter(_directory.databaseLayout(), _fileSystemRule.get(), null, DEFAULT, NullLogService.Instance, ExecutionMonitors.invisible(), EMPTY, config, recordFormats, NO_MONITOR, jobScheduler);
                importer.DoImport(input);
            }
        }
Esempio n. 13
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//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldBehaveCorrectlyUnderStress() throws Throwable
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldBehaveCorrectlyUnderStress()
        {
            long   durationInMinutes = parseLong(fromEnv("CHECK_POINT_LOG_ROTATION_STRESS_DURATION", DEFAULT_DURATION_IN_MINUTES));
            File   storeDir          = new File(fromEnv("CHECK_POINT_LOG_ROTATION_STORE_DIRECTORY", _defaultStoreDir));
            long   nodeCount         = parseLong(fromEnv("CHECK_POINT_LOG_ROTATION_NODE_COUNT", DEFAULT_NODE_COUNT));
            int    threads           = parseInt(fromEnv("CHECK_POINT_LOG_ROTATION_WORKER_THREADS", DEFAULT_WORKER_THREADS));
            string pageCacheMemory   = fromEnv("CHECK_POINT_LOG_ROTATION_PAGE_CACHE_MEMORY", DEFAULT_PAGE_CACHE_MEMORY);

            Console.WriteLine("1/6\tBuilding initial store...");
            using (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction(), JobScheduler jobScheduler = new ThreadPoolJobScheduler())
            {
                Config dbConfig = Config.defaults();
                (new ParallelBatchImporter(DatabaseLayout.of(ensureExistsAndEmpty(storeDir)), fileSystem, null, DEFAULT, NullLogService.Instance, ExecutionMonitors.defaultVisible(jobScheduler), EMPTY, dbConfig, RecordFormatSelector.selectForConfig(dbConfig, NullLogProvider.Instance), NO_MONITOR, jobScheduler)).doImport(new NodeCountInputs(nodeCount));
            }

            Console.WriteLine("2/6\tStarting database...");
            GraphDatabaseBuilder builder = (new TestGraphDatabaseFactory()).newEmbeddedDatabaseBuilder(storeDir);
            GraphDatabaseService db      = builder.SetConfig(GraphDatabaseSettings.pagecache_memory, pageCacheMemory).setConfig(GraphDatabaseSettings.keep_logical_logs, Settings.FALSE).setConfig(GraphDatabaseSettings.check_point_interval_time, CHECK_POINT_INTERVAL_MINUTES + "m").setConfig(GraphDatabaseSettings.tracer, "timer").newGraphDatabase();

            Console.WriteLine("3/6\tWarm up db...");
            using (Workload workload = new Workload(db, defaultRandomMutation(nodeCount, db), threads))
            {
                // make sure to run at least one checkpoint during warmup
                long warmUpTimeMillis = TimeUnit.SECONDS.toMillis(CHECK_POINT_INTERVAL_MINUTES * 2);
                workload.Run(warmUpTimeMillis, Workload.TransactionThroughput_Fields.NONE);
            }

            Console.WriteLine("4/6\tStarting workload...");
            TransactionThroughputChecker throughput = new TransactionThroughputChecker();

            using (Workload workload = new Workload(db, defaultRandomMutation(nodeCount, db), threads))
            {
                workload.Run(TimeUnit.MINUTES.toMillis(durationInMinutes), throughput);
            }

            Console.WriteLine("5/6\tShutting down...");
            Db.shutdown();

            try
            {
                Console.WriteLine("6/6\tPrinting stats and recorded timings...");
                TimerTransactionTracer.printStats(System.out);
                throughput.AssertThroughput(System.out);
            }
            finally
            {
                Console.WriteLine("Done.");
            }

            // let's cleanup disk space when everything went well
            FileUtils.deleteRecursively(storeDir);
        }
Esempio n. 14
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//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public static void main(String[] args) throws Exception
        public static void Main(string[] args)
        {
            // Just start and immediately close. The process spawning this subprocess will kill it in the middle of all this
            File file = new File(args[0]);

            using (FileSystemAbstraction fs = new DefaultFileSystemAbstraction(), JobScheduler jobScheduler = new ThreadPoolJobScheduler())
            {
                SingleFilePageSwapperFactory swapper = new SingleFilePageSwapperFactory();
                swapper.Open(fs, EMPTY);
                using (PageCache pageCache = new MuninnPageCache(swapper, 10, PageCacheTracer.NULL, Org.Neo4j.Io.pagecache.tracing.cursor.PageCursorTracerSupplier_Fields.Null, EmptyVersionContextSupplier.EMPTY, jobScheduler))
                {
                    fs.DeleteFile(file);
                    (new GBPTreeBuilder <>(pageCache, file, longLayout().build())).Build().Dispose();
                }
            }
        }
Esempio n. 15
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldNotDoActualStoreMigrationBetween3_0_5_and_next() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        public virtual void ShouldNotDoActualStoreMigrationBetween3_0_5AndNext()
        {
            // GIVEN a store in vE.H.0 format
            DatabaseLayout databaseLayout = _directory.databaseLayout();

            (new TestGraphDatabaseFactory()).newEmbeddedDatabaseBuilder(databaseLayout.DatabaseDirectory()).setConfig(GraphDatabaseSettings.record_format, HighLimitV3_0_0.NAME).newGraphDatabase().shutdown();
            Config config = Config.defaults(pagecache_memory, "8m");

            try (FileSystemAbstraction fs = new DefaultFileSystemAbstraction(); JobScheduler _jobScheduler = new ThreadPoolJobScheduler(); PageCache _pageCache = new ConfiguringPageCacheFactory(fs, config, NULL, Org.Neo4j.Io.pagecache.tracing.cursor.PageCursorTracerSupplier_Fields.Null, NullLog.Instance, EmptyVersionContextSupplier.EMPTY, _jobScheduler)
                                                                                                                                                                  .OrCreatePageCache)
                {
                    // For test code sanity
                    string fromStoreVersion = StoreVersion.HIGH_LIMIT_V3_0_0.versionString();
                    StoreVersionCheck.Result hasVersionResult = (new StoreVersionCheck(_pageCache)).hasVersion(databaseLayout.MetadataStore(), fromStoreVersion);
                    assertTrue(hasVersionResult.ActualVersion, hasVersionResult.Outcome.Successful);

                    // WHEN
                    StoreMigrator    migrator        = new StoreMigrator(fs, _pageCache, config, NullLogService.Instance, _jobScheduler);
                    ProgressReporter monitor         = mock(typeof(ProgressReporter));
                    DatabaseLayout   migrationLayout = _directory.databaseLayout("migration");
                    migrator.Migrate(_directory.databaseLayout(), migrationLayout, monitor, fromStoreVersion, StoreVersion.HIGH_LIMIT_V3_0_6.versionString());

                    // THEN
                    verifyNoMoreInteractions(monitor);
                }
        }
Esempio n. 16
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void startTheDatabaseWithWrongVersionShouldFailAlsoWhenUpgradeIsAllowed() throws Throwable
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        internal virtual void StartTheDatabaseWithWrongVersionShouldFailAlsoWhenUpgradeIsAllowed()
        {
            // given
            // create a store
            File databaseDirectory  = _testDirectory.databaseDir();
            GraphDatabaseService db = (new TestGraphDatabaseFactory()).newEmbeddedDatabase(databaseDirectory);

            using (Transaction tx = Db.beginTx())
            {
                Db.createNode();
                tx.Success();
            }
            Db.shutdown();

            // mess up the version in the metadatastore
            string badStoreVersion = "bad";

            using (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction(), ThreadPoolJobScheduler scheduler = new ThreadPoolJobScheduler(), PageCache pageCache = createPageCache(fileSystem, scheduler))
            {
                MetaDataStore.setRecord(pageCache, _testDirectory.databaseLayout().metadataStore(), MetaDataStore.Position.STORE_VERSION, MetaDataStore.versionStringToLong(badStoreVersion));
            }

            Exception exception = assertThrows(typeof(Exception), () => (new TestGraphDatabaseFactory()).newEmbeddedDatabaseBuilder(databaseDirectory).setConfig(GraphDatabaseSettings.allow_upgrade, "true").newGraphDatabase());

            assertTrue(exception.InnerException is LifecycleException);
            assertTrue(exception.InnerException.InnerException is StoreUpgrader.UnexpectedUpgradingStoreVersionException);
        }
Esempio n. 17
0
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test void startTheDatabaseWithWrongVersionShouldFailWithUpgradeNotAllowed() throws Throwable
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
        internal virtual void StartTheDatabaseWithWrongVersionShouldFailWithUpgradeNotAllowed()
        {
            // given
            // create a store
            File databaseDir        = _testDirectory.databaseDir();
            GraphDatabaseService db = (new TestGraphDatabaseFactory()).newEmbeddedDatabase(databaseDir);

            using (Transaction tx = Db.beginTx())
            {
                Db.createNode();
                tx.Success();
            }
            Db.shutdown();

            // mess up the version in the metadatastore
            using (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction(), ThreadPoolJobScheduler scheduler = new ThreadPoolJobScheduler(), PageCache pageCache = createPageCache(fileSystem, scheduler))
            {
                MetaDataStore.setRecord(pageCache, _testDirectory.databaseLayout().metadataStore(), MetaDataStore.Position.STORE_VERSION, MetaDataStore.versionStringToLong("bad"));
            }

            Exception exception = assertThrows(typeof(Exception), () => (new TestGraphDatabaseFactory()).newEmbeddedDatabase(databaseDir));

            assertTrue(exception.InnerException is LifecycleException);
            assertTrue(exception.InnerException.InnerException is System.ArgumentException);
            assertEquals("Unknown store version 'bad'", exception.InnerException.InnerException.Message);
        }