001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.regionserver;
019
020import org.apache.hadoop.hbase.CompatibilityFactory;
021import org.apache.hadoop.hbase.HBaseClassTestRule;
022import org.apache.hadoop.hbase.test.MetricsAssertHelper;
023import org.apache.hadoop.hbase.testclassification.RegionServerTests;
024import org.apache.hadoop.hbase.testclassification.SmallTests;
025import org.junit.ClassRule;
026import org.junit.Test;
027import org.junit.experimental.categories.Category;
028
029@Category({RegionServerTests.class, SmallTests.class})
030public class TestMetricsRegion {
031
032  @ClassRule
033  public static final HBaseClassTestRule CLASS_RULE =
034      HBaseClassTestRule.forClass(TestMetricsRegion.class);
035
036
037  public MetricsAssertHelper HELPER = CompatibilityFactory.getInstance(MetricsAssertHelper.class);
038
039  @Test
040  public void testRegionWrapperMetrics() {
041    MetricsRegion mr = new MetricsRegion(new MetricsRegionWrapperStub());
042    MetricsRegionAggregateSource agg = mr.getSource().getAggregateSource();
043
044    HELPER.assertGauge(
045      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_storeCount",
046      101, agg);
047    HELPER.assertGauge(
048      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_storeFileCount",
049      102, agg);
050    HELPER.assertGauge(
051      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_maxStoreFileAge",
052      2, agg);
053    HELPER.assertGauge(
054      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_minStoreFileAge",
055      2, agg);
056    HELPER.assertGauge(
057      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_avgStoreFileAge",
058      2, agg);
059    HELPER.assertGauge(
060      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_numReferenceFiles",
061      2, agg);
062    HELPER.assertGauge(
063      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_memstoreSize",
064      103, agg);
065    HELPER.assertCounter(
066      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_" +
067        "filteredReadRequestCount",
068      107, agg);
069    HELPER.assertCounter(
070      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_replicaid",
071      0, agg);
072    mr.close();
073
074    // test region with replica id > 0
075    mr = new MetricsRegion(new MetricsRegionWrapperStub(1));
076    agg = mr.getSource().getAggregateSource();
077    HELPER.assertGauge(
078      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_storeCount",
079      101, agg);
080    HELPER.assertGauge(
081      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_storeFileCount",
082      102, agg);
083    HELPER.assertGauge(
084      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_memstoreSize",
085      103, agg);
086    HELPER.assertCounter(
087      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_" +
088        "filteredReadRequestCount",
089      107, agg);
090    HELPER.assertCounter(
091      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_replicaid",
092      1, agg);
093    HELPER.assertCounter(
094      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_compactionsQueuedCount",
095      4, agg);
096    HELPER.assertCounter(
097      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_flushesQueuedCount",
098      6, agg);
099    HELPER.assertCounter(
100      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_maxCompactionQueueSize",
101      4, agg);
102    HELPER.assertCounter(
103      "namespace_TestNS_table_MetricsRegionWrapperStub_region_DEADBEEF001_metric_maxFlushQueueSize",
104      6, agg);
105    mr.close();
106  }
107}