Пример #1
0
        public void get_debug_info_ForSpecifiedDatabaseReducedBatchSizeAutoTuner()
        {
            using (var documentStore = NewDocumentStore())
            {
                documentStore.DatabaseCommands.GlobalAdmin.CreateDatabase(new DatabaseDocument
                {
                    Id       = "Dba1",
                    Settings =
                    {
                        { "Raven/DataDir", "Dba1" }
                    }
                });
                var dbWorkContext = documentStore.ServerIfEmbedded.Options.DatabaseLandlord.GetResourceInternal("Dba1").Result.WorkContext;

                var dbName = dbWorkContext.DatabaseName;

                var reduceBatchSizeAutoTuner = new ReduceBatchSizeAutoTuner(dbWorkContext);
                var prefetchingBehavior      = new PrefetchingBehavior(PrefetchingUser.Indexer, dbWorkContext, reduceBatchSizeAutoTuner, string.Empty);

                MemoryStatistics.SimulateLowMemoryNotification();

                reduceBatchSizeAutoTuner.AutoThrottleBatchSize(100, 1024, TimeSpan.MinValue);
                reduceBatchSizeAutoTuner.HandleLowMemory();

                prefetchingBehavior.HandleLowMemory();
                MemoryStatistics.RunLowMemoryHandlers("System detected low memory");

                prefetchingBehavior.OutOfMemoryExceptionHappened();
                prefetchingBehavior.HandleLowMemory();

                var url = $"http://localhost:8079/databases/{dbName}/debug/auto-tuning-info";
                var requestWithDbName = documentStore.JsonRequestFactory.CreateHttpJsonRequest(new CreateHttpJsonRequestParams(null, url, HttpMethods.Get,
                                                                                                                               documentStore.DatabaseCommands.PrimaryCredentials, documentStore.Conventions));
                var results = requestWithDbName.ReadResponseJson().JsonDeserialization <AutoTunerInfo>();
                var reason  = results.Reason;
                var reasonForLowMemoryCall = results.LowMemoryCallsRecords.First().Reason;
                var lowMemoryRecords       = results.LowMemoryCallsRecords.First().Operations;
                Assert.Equal("System detected low memory", reasonForLowMemoryCall);


                var urlAdmin = $"http://localhost:8079/databases/{dbName}/admin/debug/auto-tuning-info";
                var requestWithDbNameAdmin = documentStore.JsonRequestFactory.CreateHttpJsonRequest(new CreateHttpJsonRequestParams(null, urlAdmin, HttpMethods.Get,
                                                                                                                                    documentStore.DatabaseCommands.PrimaryCredentials, documentStore.Conventions));
                var resultsAdmin = requestWithDbNameAdmin.ReadResponseJson().JsonDeserialization <AutoTunerInfo>();
                var reasonAdmin  = results.Reason;
                var reasonForLowMemoryCallAdmin = resultsAdmin.LowMemoryCallsRecords.First().Reason;
                var lowMemoryRecordsAdmin       = resultsAdmin.LowMemoryCallsRecords.First().Operations;
                var cpuUsageRecordsAdmin        = resultsAdmin.CpuUsageCallsRecords;
                Assert.Equal("System detected low memory", reasonForLowMemoryCallAdmin);
            }
        }
Пример #2
0
        public void get_debug_info_ForAdmin()
        {
            using (var documentStore = NewDocumentStore())
            {
                var workContext = documentStore.SystemDatabase.WorkContext;

                var prefetchingBehavior = new PrefetchingBehavior(PrefetchingUser.Indexer, workContext, new IndexBatchSizeAutoTuner(workContext), string.Empty);


                MemoryStatistics.RunLowMemoryHandlers("System detected low memory");

                var prefetchingBehavior2 = new PrefetchingBehavior(PrefetchingUser.Indexer, workContext, new IndependentBatchSizeAutoTuner(workContext, PrefetchingUser.Indexer), string.Empty);

                var prefetchingBehavior3 = new PrefetchingBehavior(PrefetchingUser.Indexer, workContext, new ReduceBatchSizeAutoTuner(workContext), string.Empty);

                var indexBatchAutoTuner           = new IndependentBatchSizeAutoTuner(workContext, prefetchingBehavior.PrefetchingUser);
                var independentBatchSizeAutoTuner = new IndependentBatchSizeAutoTuner(workContext, prefetchingBehavior2.PrefetchingUser);
                var reduceBatchSizeAutoTuner      = new IndependentBatchSizeAutoTuner(workContext, prefetchingBehavior3.PrefetchingUser);

                independentBatchSizeAutoTuner.AutoThrottleBatchSize(100, 1024, TimeSpan.MinValue);

                reduceBatchSizeAutoTuner.AutoThrottleBatchSize(500, 1024, TimeSpan.MinValue);
                indexBatchAutoTuner.HandleLowMemory();


                reduceBatchSizeAutoTuner.AutoThrottleBatchSize(100, 1024, TimeSpan.MinValue);
                prefetchingBehavior3.HandleLowMemory();

                indexBatchAutoTuner.AutoThrottleBatchSize(100, 1024, TimeSpan.MinValue);
                prefetchingBehavior2.HandleLowMemory();

                prefetchingBehavior.OutOfMemoryExceptionHappened();
                prefetchingBehavior.HandleLowMemory();
                MemoryStatistics.RunLowMemoryHandlers("System detected low memory");

                var url = "http://localhost:8079/admin/debug/auto-tuning-info";
                var requestWithDbName = documentStore.JsonRequestFactory.CreateHttpJsonRequest(new CreateHttpJsonRequestParams(null, url, HttpMethods.Get,
                                                                                                                               documentStore.DatabaseCommands.PrimaryCredentials, documentStore.Conventions));
                var results = requestWithDbName.ReadResponseJson().JsonDeserialization <AutoTunerInfo>();

                var reason = results.Reason;
                var reasonForLowMemoryCall = results.LowMemoryCallsRecords.First().Reason;
                var lowMemoryRecords       = results.LowMemoryCallsRecords.First().Operations;

                Assert.Equal("System detected low memory", reasonForLowMemoryCall);
            }
        }
Пример #3
0
        public void get_debug_info_ForSpecifiedDatabase()
        {
            using (var documentStore = NewDocumentStore())
            {
                documentStore.DatabaseCommands.GlobalAdmin.CreateDatabase(new DatabaseDocument
                {
                    Id       = "Dba1",
                    Settings =
                    {
                        { "Raven/DataDir", "Dba1" }
                    }
                });

                new Simple().Execute(documentStore.DatabaseCommands.ForDatabase("Dba1"), documentStore.Conventions);

                using (var session = documentStore.OpenSession("Dba1"))
                {
                    var entity1 = new Person {
                        Name = "Rob", Email = "*****@*****.**"
                    };
                    var entity2 = new Person {
                        Name = "Haim", Email = "*****@*****.**"
                    };
                    var entity3 = new Person {
                        Name = "Rob", Email = "*****@*****.**"
                    };

                    session.Store(entity1);
                    session.Store(entity2);
                    session.Store(entity3);

                    var persons = session.Query <Person>().Where(x => x.Name == "Rob").ToList();
                }

                var dbWorkContext = documentStore.ServerIfEmbedded.Options.DatabaseLandlord.GetResourceInternal("Dba1").Result.WorkContext;

                var dbName = dbWorkContext.DatabaseName;

                var independentBatchSizeAutoTuner = new IndexBatchSizeAutoTuner(dbWorkContext);

                var prefetchingBehavior = new PrefetchingBehavior(PrefetchingUser.Indexer, dbWorkContext, independentBatchSizeAutoTuner, string.Empty);
                prefetchingBehavior.HandleLowMemory();

                independentBatchSizeAutoTuner.AutoThrottleBatchSize(100, 1024, TimeSpan.MinValue);
                independentBatchSizeAutoTuner.HandleLowMemory();


                MemoryStatistics.RunLowMemoryHandlers("System detected low memory");

                var url = $"http://localhost:8079/databases/{dbName}/debug/auto-tuning-info";
                var requestWithDbName = documentStore.JsonRequestFactory.CreateHttpJsonRequest(new CreateHttpJsonRequestParams(null, url, HttpMethods.Get,
                                                                                                                               documentStore.DatabaseCommands.PrimaryCredentials, documentStore.Conventions));
                var results = requestWithDbName.ReadResponseJson().JsonDeserialization <AutoTunerInfo>();
                var reason  = results.Reason;
                var reasonForLowMemoryCall = results.LowMemoryCallsRecords.First().Reason;
                var lowMemoryRecords       = results.LowMemoryCallsRecords.First().Operations;
                Assert.Equal("System detected low memory", reasonForLowMemoryCall);

                var urlAdmin = $"http://localhost:8079/databases/{dbName}/admin/debug/auto-tuning-info";
                var requestWithDbNameAdmin = documentStore.JsonRequestFactory.CreateHttpJsonRequest(new CreateHttpJsonRequestParams(null, url, HttpMethods.Get,
                                                                                                                                    documentStore.DatabaseCommands.PrimaryCredentials, documentStore.Conventions));
                var resultsAdmin = requestWithDbNameAdmin.ReadResponseJson().JsonDeserialization <AutoTunerInfo>();
                var reasonAdmin  = results.Reason;
                var reasonForLowMemoryCallAdmin = resultsAdmin.LowMemoryCallsRecords.First().Reason;
                var lowMemoryRecordsAdmin       = resultsAdmin.LowMemoryCallsRecords.First().Operations;
                var cpuUsageRecordsAdmin        = resultsAdmin.CpuUsageCallsRecords;
                Assert.Equal("System detected low memory", reasonForLowMemoryCallAdmin);
            }
        }