| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| namespace Apache.Ignite.Core.Tests.Cache |
| { |
| using System.Linq; |
| using Apache.Ignite.Core.Cache.Configuration; |
| using Apache.Ignite.Core.Configuration; |
| using NUnit.Framework; |
| |
| /// <summary> |
| /// Data region metrics test. |
| /// </summary> |
| public class DataRegionMetricsTest |
| { |
| /** */ |
| private const string RegionWithMetrics = "regWithMetrics"; |
| |
| /** */ |
| private const string RegionNoMetrics = "regNoMetrics"; |
| |
| /** System page size overhead, see PageMemoryNoStoreImpl.PAGE_OVERHEAD. */ |
| private const int PageOverhead = 24; |
| |
| /// <summary> |
| /// Tests the memory metrics. |
| /// </summary> |
| [Test] |
| public void TestMemoryMetrics() |
| { |
| var ignite = StartIgniteWithTwoDataRegions(); |
| |
| // Verify metrics. |
| var metrics = ignite.GetDataRegionMetrics().OrderBy(x => x.Name).ToArray(); |
| Assert.AreEqual(4, metrics.Length); // two defined plus system and plus TxLog. |
| |
| var emptyMetrics = metrics[0]; |
| Assert.AreEqual(RegionNoMetrics, emptyMetrics.Name); |
| AssertMetricsAreEmpty(emptyMetrics); |
| |
| var memMetrics = metrics[1]; |
| Assert.AreEqual(RegionWithMetrics, memMetrics.Name); |
| Assert.Greater(memMetrics.AllocationRate, 0); |
| Assert.AreEqual(0, memMetrics.EvictionRate); |
| Assert.AreEqual(0, memMetrics.LargeEntriesPagesPercentage); |
| Assert.Greater(memMetrics.PageFillFactor, 0); |
| Assert.Greater(memMetrics.TotalAllocatedPages, 1000); |
| Assert.Greater(memMetrics.PhysicalMemoryPages, 1000); |
| Assert.AreEqual(memMetrics.TotalAllocatedSize, |
| memMetrics.TotalAllocatedPages * (memMetrics.PageSize + PageOverhead)); |
| Assert.AreEqual(memMetrics.PhysicalMemorySize, |
| memMetrics.PhysicalMemoryPages * (memMetrics.PageSize + PageOverhead)); |
| |
| var sysMetrics = metrics[2]; |
| Assert.AreEqual("sysMemPlc", sysMetrics.Name); |
| AssertMetricsAreEmpty(sysMetrics); |
| |
| // Metrics by name. |
| emptyMetrics = ignite.GetDataRegionMetrics(RegionNoMetrics); |
| Assert.AreEqual(RegionNoMetrics, emptyMetrics.Name); |
| AssertMetricsAreEmpty(emptyMetrics); |
| |
| memMetrics = ignite.GetDataRegionMetrics(RegionWithMetrics); |
| Assert.AreEqual(RegionWithMetrics, memMetrics.Name); |
| Assert.Greater(memMetrics.AllocationRate, 0); |
| Assert.AreEqual(0, memMetrics.EvictionRate); |
| Assert.AreEqual(0, memMetrics.LargeEntriesPagesPercentage); |
| Assert.Greater(memMetrics.PageFillFactor, 0); |
| Assert.Greater(memMetrics.TotalAllocatedPages, 1000); |
| Assert.Greater(memMetrics.PhysicalMemoryPages, 1000); |
| Assert.AreEqual(memMetrics.TotalAllocatedSize, |
| memMetrics.TotalAllocatedPages * (memMetrics.PageSize + PageOverhead)); |
| Assert.AreEqual(memMetrics.PhysicalMemorySize, |
| memMetrics.PhysicalMemoryPages * (memMetrics.PageSize + PageOverhead)); |
| |
| sysMetrics = ignite.GetDataRegionMetrics("sysMemPlc"); |
| Assert.AreEqual("sysMemPlc", sysMetrics.Name); |
| AssertMetricsAreEmpty(sysMetrics); |
| |
| // Invalid name. |
| Assert.IsNull(ignite.GetDataRegionMetrics("boo")); |
| } |
| |
| /// <summary> |
| /// Asserts that metrics are empty. |
| /// </summary> |
| private static void AssertMetricsAreEmpty(IDataRegionMetrics metrics) |
| { |
| Assert.AreEqual(0, metrics.AllocationRate); |
| Assert.AreEqual(0, metrics.EvictionRate); |
| Assert.AreEqual(0, metrics.LargeEntriesPagesPercentage); |
| Assert.AreEqual(0, metrics.PageFillFactor); |
| } |
| |
| /// <summary> |
| /// Starts the ignite with two policies. |
| /// </summary> |
| private static IIgnite StartIgniteWithTwoDataRegions() |
| { |
| var cfg = new IgniteConfiguration(TestUtils.GetTestConfiguration()) |
| { |
| DataStorageConfiguration = new DataStorageConfiguration() |
| { |
| DefaultDataRegionConfiguration = new DataRegionConfiguration |
| { |
| Name = RegionWithMetrics, |
| MetricsEnabled = true |
| }, |
| DataRegionConfigurations = new[] |
| { |
| new DataRegionConfiguration |
| { |
| Name = RegionNoMetrics, |
| MetricsEnabled = false |
| } |
| } |
| } |
| }; |
| |
| var ignite = Ignition.Start(cfg); |
| |
| // Create caches and do some things with them. |
| var cacheNoMetrics = ignite.CreateCache<int, int>(new CacheConfiguration("cacheNoMetrics") |
| { |
| DataRegionName = RegionNoMetrics |
| }); |
| |
| cacheNoMetrics.Put(1, 1); |
| cacheNoMetrics.Get(1); |
| |
| var cacheWithMetrics = ignite.CreateCache<int, int>(new CacheConfiguration("cacheWithMetrics") |
| { |
| DataRegionName = RegionWithMetrics |
| }); |
| |
| cacheWithMetrics.Put(1, 1); |
| cacheWithMetrics.Get(1); |
| |
| return ignite; |
| } |
| |
| /// <summary> |
| /// Tears down the test. |
| /// </summary> |
| [TearDown] |
| public void TearDown() |
| { |
| Ignition.StopAll(true); |
| } |
| } |
| } |