hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestMetricsRegionServer.java

   1 /**
   2  * Licensed to the Apache Software Foundation (ASF) under one
   3  * or more contributor license agreements.  See the NOTICE file
   4  * distributed with this work for additional information
   5  * regarding copyright ownership.  The ASF licenses this file
   6  * to you under the Apache License, Version 2.0 (the
   7  * "License"); you may not use this file except in compliance
   8  * with the License.  You may obtain a copy of the License at
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  */
  18 package org.apache.hadoop.hbase.regionserver;
  19
  20 import static org.junit.Assert.assertNotNull;
  21
  22 import org.apache.hadoop.conf.Configuration;
  23 import org.apache.hadoop.hbase.CompatibilityFactory;
  24 import org.apache.hadoop.hbase.HBaseClassTestRule;
  25 import org.apache.hadoop.hbase.test.MetricsAssertHelper;
  26 import org.apache.hadoop.hbase.testclassification.RegionServerTests;
  27 import org.apache.hadoop.hbase.testclassification.SmallTests;
  28 import org.apache.hadoop.hbase.util.JvmPauseMonitor;
  29 import org.junit.Before;
  30 import org.junit.BeforeClass;
  31 import org.junit.ClassRule;
  32 import org.junit.Test;
  33 import org.junit.experimental.categories.Category;
  34
  35 /**
  36  * Unit test version of rs metrics tests.
  37  */
  38 @Category({RegionServerTests.class, SmallTests.class})
  39 public class TestMetricsRegionServer {
  40
  41   @ClassRule
  42   public static final HBaseClassTestRule CLASS_RULE =
  43       HBaseClassTestRule.forClass(TestMetricsRegionServer.class);
  44
  45   public static MetricsAssertHelper HELPER =
  46       CompatibilityFactory.getInstance(MetricsAssertHelper.class);
  47
  48   private MetricsRegionServerWrapperStub wrapper;
  49   private MetricsRegionServer rsm;
  50   private MetricsRegionServerSource serverSource;
  51
  52   @BeforeClass
  53   public static void classSetUp() {
  54     HELPER.init();
  55   }
  56
  57   @Before
  58   public void setUp() {
  59     wrapper = new MetricsRegionServerWrapperStub();
  60     rsm = new MetricsRegionServer(wrapper, new Configuration(false), null);
  61     serverSource = rsm.getMetricsSource();
  62   }
  63
  64   @Test
  65   public void testWrapperSource() {
  66     HELPER.assertTag("serverName", "test", serverSource);
  67     HELPER.assertTag("clusterId", "tClusterId", serverSource);
  68     HELPER.assertTag("zookeeperQuorum", "zk", serverSource);
  69     HELPER.assertGauge("regionServerStartTime", 100, serverSource);
  70     HELPER.assertGauge("regionCount", 101, serverSource);
  71     HELPER.assertGauge("storeCount", 2, serverSource);
  72     HELPER.assertGauge("maxStoreFileAge", 2, serverSource);
  73     HELPER.assertGauge("minStoreFileAge", 2, serverSource);
  74     HELPER.assertGauge("avgStoreFileAge", 2, serverSource);
  75     HELPER.assertGauge("numReferenceFiles", 2, serverSource);
  76     HELPER.assertGauge("hlogFileCount", 10, serverSource);
  77     HELPER.assertGauge("hlogFileSize", 1024000, serverSource);
  78     HELPER.assertGauge("storeFileCount", 300, serverSource);
  79     HELPER.assertGauge("memstoreSize", 1025, serverSource);
  80     HELPER.assertGauge("storeFileSize", 1900, serverSource);
  81     HELPER.assertGauge("storeFileSizeGrowthRate", 50.0, serverSource);
  82     HELPER.assertCounter("totalRequestCount", 899, serverSource);
  83     HELPER.assertCounter("totalRowActionRequestCount",
  84       HELPER.getCounter("readRequestCount", serverSource)
  85           + HELPER.getCounter("writeRequestCount", serverSource),
  86       serverSource);
  87     HELPER.assertCounter("readRequestCount", 997, serverSource);
  88     HELPER.assertCounter("cpRequestCount", 998, serverSource);
  89     HELPER.assertCounter("filteredReadRequestCount", 1997, serverSource);
  90     HELPER.assertCounter("writeRequestCount", 707, serverSource);
  91     HELPER.assertCounter("checkMutateFailedCount", 401, serverSource);
  92     HELPER.assertCounter("checkMutatePassedCount", 405, serverSource);
  93     HELPER.assertGauge("storeFileIndexSize", 406, serverSource);
  94     HELPER.assertGauge("staticIndexSize", 407, serverSource);
  95     HELPER.assertGauge("staticBloomSize", 408, serverSource);
  96     HELPER.assertGauge("mutationsWithoutWALCount", 409, serverSource);
  97     HELPER.assertGauge("mutationsWithoutWALSize", 410, serverSource);
  98     HELPER.assertGauge("percentFilesLocal", 99, serverSource);
  99     HELPER.assertGauge("percentFilesLocalSecondaryRegions", 99, serverSource);
 100     HELPER.assertGauge("compactionQueueLength", 411, serverSource);
 101     HELPER.assertGauge("flushQueueLength", 412, serverSource);
 102     HELPER.assertGauge("blockCacheFreeSize", 413, serverSource);
 103     HELPER.assertGauge("blockCacheCount", 414, serverSource);
 104     HELPER.assertGauge("blockCacheSize", 415, serverSource);
 105     HELPER.assertCounter("blockCacheHitCount", 416, serverSource);
 106     HELPER.assertCounter("blockCacheMissCount", 417, serverSource);
 107     HELPER.assertCounter("blockCacheEvictionCount", 418, serverSource);
 108     HELPER.assertGauge("blockCacheCountHitPercent", 98, serverSource);
 109     HELPER.assertGauge("blockCacheExpressHitPercent", 97, serverSource);
 110     HELPER.assertCounter("blockCacheFailedInsertionCount", 36, serverSource);
 111     HELPER.assertGauge("l1CacheHitCount", 200, serverSource);
 112     HELPER.assertGauge("l1CacheMissCount", 100, serverSource);
 113     HELPER.assertGauge("l1CacheHitRatio", 80, serverSource);
 114     HELPER.assertGauge("l1CacheMissRatio", 20, serverSource);
 115     HELPER.assertGauge("l2CacheHitCount", 800, serverSource);
 116     HELPER.assertGauge("l2CacheMissCount", 200, serverSource);
 117     HELPER.assertGauge("l2CacheHitRatio", 90, serverSource);
 118     HELPER.assertGauge("l2CacheMissRatio", 10, serverSource);
 119     HELPER.assertCounter("updatesBlockedTime", 419, serverSource);
 120   }
 121
 122   @Test
 123   public void testConstuctor() {
 124     assertNotNull("There should be a hadoop1/hadoop2 metrics source", rsm.getMetricsSource() );
 125     assertNotNull("The RegionServerMetricsWrapper should be accessable", rsm.getRegionServerWrapper());
 126   }
 127
 128   @Test
 129   public void testSlowCount() {
 130     for (int i=0; i < 12; i ++) {
 131       rsm.updateAppend(null, 12);
 132       rsm.updateAppend(null, 1002);
 133     }
 134     for (int i=0; i < 13; i ++) {
 135       rsm.updateDeleteBatch(null, 13);
 136       rsm.updateDeleteBatch(null, 1003);
 137     }
 138     for (int i=0; i < 14; i ++) {
 139       rsm.updateGet(null, 14);
 140       rsm.updateGet(null, 1004);
 141     }
 142     for (int i=0; i < 15; i ++) {
 143       rsm.updateIncrement(null, 15);
 144       rsm.updateIncrement(null, 1005);
 145     }
 146     for (int i=0; i < 16; i ++) {
 147       rsm.updatePutBatch(null, 16);
 148       rsm.updatePutBatch(null, 1006);
 149     }
 150
 151     for (int i=0; i < 17; i ++) {
 152       rsm.updatePut(null, 17);
 153       rsm.updateDelete(null, 17);
 154       rsm.updateCheckAndDelete(17);
 155       rsm.updateCheckAndPut(17);
 156     }
 157
 158     HELPER.assertCounter("appendNumOps", 24, serverSource);
 159     HELPER.assertCounter("deleteBatchNumOps", 26, serverSource);
 160     HELPER.assertCounter("getNumOps", 28, serverSource);
 161     HELPER.assertCounter("incrementNumOps", 30, serverSource);
 162     HELPER.assertCounter("putBatchNumOps", 32, serverSource);
 163     HELPER.assertCounter("putNumOps", 17, serverSource);
 164     HELPER.assertCounter("deleteNumOps", 17, serverSource);
 165     HELPER.assertCounter("checkAndDeleteNumOps", 17, serverSource);
 166     HELPER.assertCounter("checkAndPutNumOps", 17, serverSource);
 167
 168
 169     HELPER.assertCounter("slowAppendCount", 12, serverSource);
 170     HELPER.assertCounter("slowDeleteCount", 13, serverSource);
 171     HELPER.assertCounter("slowGetCount", 14, serverSource);
 172     HELPER.assertCounter("slowIncrementCount", 15, serverSource);
 173     HELPER.assertCounter("slowPutCount", 16, serverSource);
 174   }
 175
 176   String FLUSH_TIME = "flushTime";
 177   String FLUSH_TIME_DESC = "Histogram for the time in millis for memstore flush";
 178   String FLUSH_MEMSTORE_SIZE = "flushMemstoreSize";
 179   String FLUSH_MEMSTORE_SIZE_DESC = "Histogram for number of bytes in the memstore for a flush";
 180   String FLUSH_FILE_SIZE = "flushFileSize";
 181   String FLUSH_FILE_SIZE_DESC = "Histogram for number of bytes in the resulting file for a flush";
 182   String FLUSHED_OUTPUT_BYTES = "flushedOutputBytes";
 183   String FLUSHED_OUTPUT_BYTES_DESC = "Total number of bytes written from flush";
 184   String FLUSHED_MEMSTORE_BYTES = "flushedMemstoreBytes";
 185   String FLUSHED_MEMSTORE_BYTES_DESC = "Total number of bytes of cells in memstore from flush";
 186
 187   @Test
 188   public void testFlush() {
 189     rsm.updateFlush(null, 1, 2, 3);
 190     HELPER.assertCounter("flushTime_num_ops", 1, serverSource);
 191     HELPER.assertCounter("flushMemstoreSize_num_ops", 1, serverSource);
 192     HELPER.assertCounter("flushOutputSize_num_ops", 1, serverSource);
 193     HELPER.assertCounter("flushedMemstoreBytes", 2, serverSource);
 194     HELPER.assertCounter("flushedOutputBytes", 3, serverSource);
 195
 196     rsm.updateFlush(null, 10, 20, 30);
 197     HELPER.assertCounter("flushTimeNumOps", 2, serverSource);
 198     HELPER.assertCounter("flushMemstoreSize_num_ops", 2, serverSource);
 199     HELPER.assertCounter("flushOutputSize_num_ops", 2, serverSource);
 200     HELPER.assertCounter("flushedMemstoreBytes", 22, serverSource);
 201     HELPER.assertCounter("flushedOutputBytes", 33, serverSource);
 202   }
 203
 204   @Test
 205   public void testCompaction() {
 206     rsm.updateCompaction(null, false, 1, 2, 3, 4, 5);
 207     HELPER.assertCounter("compactionTime_num_ops", 1, serverSource);
 208     HELPER.assertCounter("compactionInputFileCount_num_ops", 1, serverSource);
 209     HELPER.assertCounter("compactionInputSize_num_ops", 1, serverSource);
 210     HELPER.assertCounter("compactionOutputFileCount_num_ops", 1, serverSource);
 211     HELPER.assertCounter("compactedInputBytes", 4, serverSource);
 212     HELPER.assertCounter("compactedoutputBytes", 5, serverSource);
 213
 214     rsm.updateCompaction(null, false, 10, 20, 30, 40, 50);
 215     HELPER.assertCounter("compactionTime_num_ops", 2, serverSource);
 216     HELPER.assertCounter("compactionInputFileCount_num_ops", 2, serverSource);
 217     HELPER.assertCounter("compactionInputSize_num_ops", 2, serverSource);
 218     HELPER.assertCounter("compactionOutputFileCount_num_ops", 2, serverSource);
 219     HELPER.assertCounter("compactedInputBytes", 44, serverSource);
 220     HELPER.assertCounter("compactedoutputBytes", 55, serverSource);
 221
 222     // do major compaction
 223     rsm.updateCompaction(null, true, 100, 200, 300, 400, 500);
 224
 225     HELPER.assertCounter("compactionTime_num_ops", 3, serverSource);
 226     HELPER.assertCounter("compactionInputFileCount_num_ops", 3, serverSource);
 227     HELPER.assertCounter("compactionInputSize_num_ops", 3, serverSource);
 228     HELPER.assertCounter("compactionOutputFileCount_num_ops", 3, serverSource);
 229     HELPER.assertCounter("compactedInputBytes", 444, serverSource);
 230     HELPER.assertCounter("compactedoutputBytes", 555, serverSource);
 231
 232     HELPER.assertCounter("majorCompactionTime_num_ops", 1, serverSource);
 233     HELPER.assertCounter("majorCompactionInputFileCount_num_ops", 1, serverSource);
 234     HELPER.assertCounter("majorCompactionInputSize_num_ops", 1, serverSource);
 235     HELPER.assertCounter("majorCompactionOutputFileCount_num_ops", 1, serverSource);
 236     HELPER.assertCounter("majorCompactedInputBytes", 400, serverSource);
 237     HELPER.assertCounter("majorCompactedoutputBytes", 500, serverSource);
 238   }
 239
 240   @Test
 241   public void testPauseMonitor() {
 242     Configuration conf = new Configuration();
 243     conf.setLong(JvmPauseMonitor.INFO_THRESHOLD_KEY, 1000L);
 244     conf.setLong(JvmPauseMonitor.WARN_THRESHOLD_KEY, 10000L);
 245     JvmPauseMonitor monitor = new JvmPauseMonitor(conf, serverSource);
 246     monitor.updateMetrics(1500, false);
 247     HELPER.assertCounter("pauseInfoThresholdExceeded", 1, serverSource);
 248     HELPER.assertCounter("pauseWarnThresholdExceeded", 0, serverSource);
 249     HELPER.assertCounter("pauseTimeWithoutGc_num_ops", 1, serverSource);
 250     HELPER.assertCounter("pauseTimeWithGc_num_ops", 0, serverSource);
 251     monitor.updateMetrics(15000, true);
 252     HELPER.assertCounter("pauseInfoThresholdExceeded", 1, serverSource);
 253     HELPER.assertCounter("pauseWarnThresholdExceeded", 1, serverSource);
 254     HELPER.assertCounter("pauseTimeWithoutGc_num_ops", 1, serverSource);
 255     HELPER.assertCounter("pauseTimeWithGc_num_ops", 1, serverSource);
 256   }
 257
 258 }
 259