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  3. org.apache.lucene.index.TieredMergePolicy

Java 类org.apache.lucene.index.TieredMergePolicy 实例源码

项目：linden    文件：SortingMergePolicyFactory.java    
@Override
public MergePolicy getInstance(Map<String, String> params) throws IOException {
  String field = params.get(SORT_FIELD);
  SortField.Type sortFieldType = SortField.Type.DOC;
  if (params.containsKey(SORT_FIELD_TYPE)) {
    sortFieldType = SortField.Type.valueOf(params.get(SORT_FIELD_TYPE).toUpperCase());
  }

  if (sortFieldType == SortField.Type.DOC) {
    throw new IOException(
        "Relying on internal lucene DocIDs is not guaranteed to work, this is only an implementation detail.");
  }

  boolean desc = true;
  if (params.containsKey(SORT_DESC)) {
    try {
      desc = Boolean.valueOf(params.get(SORT_DESC));
    } catch (Exception e) {
      desc = true;
    }
  }
  SortField sortField = new SortField(field, sortFieldType, desc);
  Sort sort = new Sort(sortField);
  return new SortingMergePolicyDecorator(new TieredMergePolicy(), sort);
}
项目：search    文件：TestSortingMergePolicy.java    
static MergePolicy newSortingMergePolicy(Sort sort) {
  // usually create a MP with a low merge factor so that many merges happen
  MergePolicy mp;
  int thingToDo = random().nextInt(3);
  if (thingToDo == 0) {
    TieredMergePolicy tmp = newTieredMergePolicy(random());
    final int numSegs = TestUtil.nextInt(random(), 3, 5);
    tmp.setSegmentsPerTier(numSegs);
    tmp.setMaxMergeAtOnce(TestUtil.nextInt(random(), 2, numSegs));
    mp = tmp;
  } else if (thingToDo == 1) {
    LogMergePolicy lmp = newLogMergePolicy(random());
    lmp.setMergeFactor(TestUtil.nextInt(random(), 3, 5));
    mp = lmp;
  } else {
    // just a regular random one from LTC (could be alcoholic etc)
    mp = newMergePolicy();
  }
  // wrap it with a sorting mp
  return new SortingMergePolicy(mp, sort);
}
项目：search    文件：TestUtil.java    
/** just tries to configure things to keep the open file
 * count lowish */
public static void reduceOpenFiles(IndexWriter w) {
  // keep number of open files lowish
  MergePolicy mp = w.getConfig().getMergePolicy();
  if (mp instanceof LogMergePolicy) {
    LogMergePolicy lmp = (LogMergePolicy) mp;
    lmp.setMergeFactor(Math.min(5, lmp.getMergeFactor()));
    lmp.setNoCFSRatio(1.0);
  } else if (mp instanceof TieredMergePolicy) {
    TieredMergePolicy tmp = (TieredMergePolicy) mp;
    tmp.setMaxMergeAtOnce(Math.min(5, tmp.getMaxMergeAtOnce()));
    tmp.setSegmentsPerTier(Math.min(5, tmp.getSegmentsPerTier()));
    tmp.setNoCFSRatio(1.0);
  }
  MergeScheduler ms = w.getConfig().getMergeScheduler();
  if (ms instanceof ConcurrentMergeScheduler) {
    // wtf... shouldnt it be even lower since its 1 by default?!?!
    ((ConcurrentMergeScheduler) ms).setMaxMergesAndThreads(3, 2);
  }
}
项目：search    文件：LuceneTestCase.java    
public static TieredMergePolicy newTieredMergePolicy(Random r) {
  TieredMergePolicy tmp = new TieredMergePolicy();
  if (rarely(r)) {
    tmp.setMaxMergeAtOnce(TestUtil.nextInt(r, 2, 9));
    tmp.setMaxMergeAtOnceExplicit(TestUtil.nextInt(r, 2, 9));
  } else {
    tmp.setMaxMergeAtOnce(TestUtil.nextInt(r, 10, 50));
    tmp.setMaxMergeAtOnceExplicit(TestUtil.nextInt(r, 10, 50));
  }
  if (rarely(r)) {
    tmp.setMaxMergedSegmentMB(0.2 + r.nextDouble() * 2.0);
  } else {
    tmp.setMaxMergedSegmentMB(r.nextDouble() * 100);
  }
  tmp.setFloorSegmentMB(0.2 + r.nextDouble() * 2.0);
  tmp.setForceMergeDeletesPctAllowed(0.0 + r.nextDouble() * 30.0);
  if (rarely(r)) {
    tmp.setSegmentsPerTier(TestUtil.nextInt(r, 2, 20));
  } else {
    tmp.setSegmentsPerTier(TestUtil.nextInt(r, 10, 50));
  }
  configureRandom(r, tmp);
  tmp.setReclaimDeletesWeight(r.nextDouble()*4);
  return tmp;
}
项目：search    文件：SolrIndexConfigTest.java    
@Test
public void testTieredMPSolrIndexConfigCreation() throws Exception {
  SolrConfig solrConfig = new SolrConfig("solr" + File.separator
      + "collection1", "solrconfig-tieredmergepolicy.xml", null);
  SolrIndexConfig solrIndexConfig = new SolrIndexConfig(solrConfig, null,
      null);
  assertNotNull(solrIndexConfig);
  IndexSchema indexSchema = IndexSchemaFactory.buildIndexSchema("schema.xml", solrConfig);

  IndexWriterConfig iwc = solrIndexConfig.toIndexWriterConfig(indexSchema);

  assertNotNull("null mp", iwc.getMergePolicy());
  assertTrue("mp is not TMP", iwc.getMergePolicy() instanceof TieredMergePolicy);
  TieredMergePolicy mp = (TieredMergePolicy) iwc.getMergePolicy();
  assertEquals("mp.maxMergeAtOnceExplicit", 19, mp.getMaxMergeAtOnceExplicit());
  assertEquals("mp.segmentsPerTier",9,(int)mp.getSegmentsPerTier());

  assertNotNull("null ms", iwc.getMergeScheduler());
  assertTrue("ms is not CMS", iwc.getMergeScheduler() instanceof ConcurrentMergeScheduler);
  ConcurrentMergeScheduler ms = (ConcurrentMergeScheduler)  iwc.getMergeScheduler();
  assertEquals("ms.maxMergeCount", 987, ms.getMaxMergeCount());
  assertEquals("ms.maxThreadCount", 42, ms.getMaxThreadCount());

}
项目：search    文件：TestConfig.java    
@Test
public void testDefaults() throws Exception {

  SolrConfig sc = new SolrConfig(new SolrResourceLoader("solr/collection1"), "solrconfig-defaults.xml", null);
  SolrIndexConfig sic = sc.indexConfig;
  assertEquals("default ramBufferSizeMB", 100.0D, sic.ramBufferSizeMB, 0.0D);
  assertEquals("default LockType", SolrIndexConfig.LOCK_TYPE_NATIVE, sic.lockType);
  assertEquals("default useCompoundFile", false, sic.useCompoundFile);

  IndexSchema indexSchema = IndexSchemaFactory.buildIndexSchema("schema.xml", solrConfig);
  IndexWriterConfig iwc = sic.toIndexWriterConfig(indexSchema);

  assertNotNull("null mp", iwc.getMergePolicy());
  assertTrue("mp is not TMP", iwc.getMergePolicy() instanceof TieredMergePolicy);

  assertNotNull("null ms", iwc.getMergeScheduler());
  assertTrue("ms is not CMS", iwc.getMergeScheduler() instanceof ConcurrentMergeScheduler);
}
项目：search    文件：TestMergePolicyConfig.java    
public void testLegacyMergePolicyConfig() throws Exception {
  final boolean expectCFS 
    = Boolean.parseBoolean(System.getProperty("useCompoundFile"));

  initCore("solrconfig-mergepolicy-legacy.xml","schema-minimal.xml");
  IndexWriterConfig iwc = solrConfig.indexConfig.toIndexWriterConfig(h.getCore().getLatestSchema());
  assertEquals(expectCFS, iwc.getUseCompoundFile());

  assertEquals("termIndexInteval", 256, iwc.getTermIndexInterval());

  TieredMergePolicy tieredMP = assertAndCast(TieredMergePolicy.class,
                                             iwc.getMergePolicy());

  assertEquals(7, tieredMP.getMaxMergeAtOnce());
  assertEquals(7.0D, tieredMP.getSegmentsPerTier(), 0.0D);
  assertEquals(expectCFS ? 1.0D : 0.0D, tieredMP.getNoCFSRatio(), 0.0D);

  assertCommitSomeNewDocs();
  assertCompoundSegments(h.getCore(), expectCFS);
}
项目：NYBC    文件：_TestUtil.java    
/** just tries to configure things to keep the open file
 * count lowish */
public static void reduceOpenFiles(IndexWriter w) {
  // keep number of open files lowish
  MergePolicy mp = w.getConfig().getMergePolicy();
  if (mp instanceof LogMergePolicy) {
    LogMergePolicy lmp = (LogMergePolicy) mp;
    lmp.setMergeFactor(Math.min(5, lmp.getMergeFactor()));
    lmp.setUseCompoundFile(true);
  } else if (mp instanceof TieredMergePolicy) {
    TieredMergePolicy tmp = (TieredMergePolicy) mp;
    tmp.setMaxMergeAtOnce(Math.min(5, tmp.getMaxMergeAtOnce()));
    tmp.setSegmentsPerTier(Math.min(5, tmp.getSegmentsPerTier()));
    tmp.setUseCompoundFile(true);
  }
  MergeScheduler ms = w.getConfig().getMergeScheduler();
  if (ms instanceof ConcurrentMergeScheduler) {
    ((ConcurrentMergeScheduler) ms).setMaxThreadCount(2);
    ((ConcurrentMergeScheduler) ms).setMaxMergeCount(3);
  }
}
项目：NYBC    文件：TestMergePolicyConfig.java    
public void testTieredMergePolicyConfig() throws Exception {
  IndexWriterConfig iwc = solrConfig.indexConfig.toIndexWriterConfig(h.getCore().getSchema());
  MergePolicy mp = iwc.getMergePolicy();
  assertTrue(mp instanceof TieredMergePolicy);
  TieredMergePolicy tieredMP = (TieredMergePolicy) mp;

  // mp-specific setter
  assertEquals(19, tieredMP.getMaxMergeAtOnceExplicit());

  // make sure we apply compoundFile and mergeFactor
  assertEquals(false, tieredMP.getUseCompoundFile());
  assertEquals(7, tieredMP.getMaxMergeAtOnce());

  // make sure we overrode segmentsPerTier (split from maxMergeAtOnce out of mergeFactor)
  assertEquals(9D, tieredMP.getSegmentsPerTier(), 0.001);

  // make sure we overrode noCFSRatio (useless because we disabled useCompoundFile,
  // but just to make sure it works)
  assertEquals(1.0D, tieredMP.getNoCFSRatio(), 0.001);
}
项目：incubator-blur    文件：TableShardCountCollapserTest.java    
private static void createShard(Configuration configuration, int i, Path path, int totalShardCount)
    throws IOException {
  HdfsDirectory hdfsDirectory = new HdfsDirectory(configuration, path);
  IndexWriterConfig conf = new IndexWriterConfig(Version.LUCENE_43, new KeywordAnalyzer());
  TieredMergePolicy mergePolicy = (TieredMergePolicy) conf.getMergePolicy();
  mergePolicy.setUseCompoundFile(false);
  IndexWriter indexWriter = new IndexWriter(hdfsDirectory, conf);

  Partitioner<IntWritable, IntWritable> partitioner = new HashPartitioner<IntWritable, IntWritable>();
  int partition = partitioner.getPartition(new IntWritable(i), null, totalShardCount);
  assertEquals(i, partition);

  Document doc = getDoc(i);
  indexWriter.addDocument(doc);
  indexWriter.close();
}
项目：search-core    文件：TestMergePolicyConfig.java    
public void testTieredMergePolicyConfig() throws Exception {
  IndexWriterConfig iwc = solrConfig.indexConfig.toIndexWriterConfig(h.getCore().getSchema());
  MergePolicy mp = iwc.getMergePolicy();
  assertTrue(mp instanceof TieredMergePolicy);
  TieredMergePolicy tieredMP = (TieredMergePolicy) mp;

  // mp-specific setter
  assertEquals(19, tieredMP.getMaxMergeAtOnceExplicit());

  // make sure we apply compoundFile and mergeFactor
  assertEquals(false, tieredMP.getUseCompoundFile());
  assertEquals(7, tieredMP.getMaxMergeAtOnce());

  // make sure we overrode segmentsPerTier (split from maxMergeAtOnce out of mergeFactor)
  assertEquals(9D, tieredMP.getSegmentsPerTier(), 0.001);

  // make sure we overrode noCFSRatio (useless because we disabled useCompoundFile,
  // but just to make sure it works)
  assertEquals(1.0D, tieredMP.getNoCFSRatio(), 0.001);
}
项目：Maskana-Gestor-de-Conocimiento    文件：TestSortingMergePolicy.java    
static MergePolicy newSortingMergePolicy(Sorter sorter) {
  // create a MP with a low merge factor so that many merges happen
  MergePolicy mp;
  if (random().nextBoolean()) {
    TieredMergePolicy tmp = newTieredMergePolicy(random());
    final int numSegs = _TestUtil.nextInt(random(), 3, 5);
    tmp.setSegmentsPerTier(numSegs);
    tmp.setMaxMergeAtOnce(_TestUtil.nextInt(random(), 2, numSegs));
    mp = tmp;
  } else {
    LogMergePolicy lmp = newLogMergePolicy(random());
    lmp.setMergeFactor(_TestUtil.nextInt(random(), 3, 5));
    mp = lmp;
  }
  // wrap it with a sorting mp
  return new SortingMergePolicy(mp, sorter);
}
项目：Maskana-Gestor-de-Conocimiento    文件：_TestUtil.java    
/** just tries to configure things to keep the open file
 * count lowish */
public static void reduceOpenFiles(IndexWriter w) {
  // keep number of open files lowish
  MergePolicy mp = w.getConfig().getMergePolicy();
  if (mp instanceof LogMergePolicy) {
    LogMergePolicy lmp = (LogMergePolicy) mp;
    lmp.setMergeFactor(Math.min(5, lmp.getMergeFactor()));
    lmp.setNoCFSRatio(1.0);
  } else if (mp instanceof TieredMergePolicy) {
    TieredMergePolicy tmp = (TieredMergePolicy) mp;
    tmp.setMaxMergeAtOnce(Math.min(5, tmp.getMaxMergeAtOnce()));
    tmp.setSegmentsPerTier(Math.min(5, tmp.getSegmentsPerTier()));
    tmp.setNoCFSRatio(1.0);
  }
  MergeScheduler ms = w.getConfig().getMergeScheduler();
  if (ms instanceof ConcurrentMergeScheduler) {
    // wtf... shouldnt it be even lower since its 1 by default?!?!
    ((ConcurrentMergeScheduler) ms).setMaxMergesAndThreads(3, 2);
  }
}
项目：elasticsearch_my    文件：MergePolicySettingsTests.java    
public void testTieredMergePolicySettingsUpdate() throws IOException {
    IndexSettings indexSettings = indexSettings(Settings.EMPTY);
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getForceMergeDeletesPctAllowed(), MergePolicyConfig.DEFAULT_EXPUNGE_DELETES_ALLOWED, 0.0d);

    indexSettings.updateIndexMetaData(newIndexMeta("index", Settings.builder().put(MergePolicyConfig.INDEX_MERGE_POLICY_EXPUNGE_DELETES_ALLOWED_SETTING.getKey(), MergePolicyConfig.DEFAULT_EXPUNGE_DELETES_ALLOWED + 1.0d).build()));
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getForceMergeDeletesPctAllowed(), MergePolicyConfig.DEFAULT_EXPUNGE_DELETES_ALLOWED + 1.0d, 0.0d);

    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getFloorSegmentMB(), MergePolicyConfig.DEFAULT_FLOOR_SEGMENT.getMbFrac(), 0);
    indexSettings.updateIndexMetaData(newIndexMeta("index", Settings.builder().put(MergePolicyConfig.INDEX_MERGE_POLICY_FLOOR_SEGMENT_SETTING.getKey(), new ByteSizeValue(MergePolicyConfig.DEFAULT_FLOOR_SEGMENT.getMb() + 1, ByteSizeUnit.MB)).build()));
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getFloorSegmentMB(), new ByteSizeValue(MergePolicyConfig.DEFAULT_FLOOR_SEGMENT.getMb() + 1, ByteSizeUnit.MB).getMbFrac(), 0.001);

    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergeAtOnce(), MergePolicyConfig.DEFAULT_MAX_MERGE_AT_ONCE);
    indexSettings.updateIndexMetaData(newIndexMeta("index", Settings.builder().put(MergePolicyConfig.INDEX_MERGE_POLICY_MAX_MERGE_AT_ONCE_SETTING.getKey(), MergePolicyConfig.DEFAULT_MAX_MERGE_AT_ONCE - 1).build()));
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergeAtOnce(), MergePolicyConfig.DEFAULT_MAX_MERGE_AT_ONCE - 1);

    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergeAtOnceExplicit(), MergePolicyConfig.DEFAULT_MAX_MERGE_AT_ONCE_EXPLICIT);
    indexSettings.updateIndexMetaData(newIndexMeta("index", Settings.builder().put(MergePolicyConfig.INDEX_MERGE_POLICY_MAX_MERGE_AT_ONCE_EXPLICIT_SETTING.getKey(), MergePolicyConfig.DEFAULT_MAX_MERGE_AT_ONCE_EXPLICIT - 1).build()));
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergeAtOnceExplicit(), MergePolicyConfig.DEFAULT_MAX_MERGE_AT_ONCE_EXPLICIT-1);

    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergedSegmentMB(), MergePolicyConfig.DEFAULT_MAX_MERGED_SEGMENT.getMbFrac(), 0.0001);
    indexSettings.updateIndexMetaData(newIndexMeta("index", Settings.builder().put(MergePolicyConfig.INDEX_MERGE_POLICY_MAX_MERGED_SEGMENT_SETTING.getKey(), new ByteSizeValue(MergePolicyConfig.DEFAULT_MAX_MERGED_SEGMENT.getBytes() + 1)).build()));
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergedSegmentMB(), new ByteSizeValue(MergePolicyConfig.DEFAULT_MAX_MERGED_SEGMENT.getBytes() + 1).getMbFrac(), 0.0001);

    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getReclaimDeletesWeight(), MergePolicyConfig.DEFAULT_RECLAIM_DELETES_WEIGHT, 0);
    indexSettings.updateIndexMetaData(newIndexMeta("index", Settings.builder().put(MergePolicyConfig.INDEX_MERGE_POLICY_RECLAIM_DELETES_WEIGHT_SETTING.getKey(), MergePolicyConfig.DEFAULT_RECLAIM_DELETES_WEIGHT + 1).build()));
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getReclaimDeletesWeight(), MergePolicyConfig.DEFAULT_RECLAIM_DELETES_WEIGHT + 1, 0);

    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getSegmentsPerTier(), MergePolicyConfig.DEFAULT_SEGMENTS_PER_TIER, 0);
    indexSettings.updateIndexMetaData(newIndexMeta("index", Settings.builder().put(MergePolicyConfig.INDEX_MERGE_POLICY_SEGMENTS_PER_TIER_SETTING.getKey(), MergePolicyConfig.DEFAULT_SEGMENTS_PER_TIER + 1).build()));
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getSegmentsPerTier(), MergePolicyConfig.DEFAULT_SEGMENTS_PER_TIER + 1, 0);

    indexSettings.updateIndexMetaData(newIndexMeta("index", EMPTY_SETTINGS)); // see if defaults are restored
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getForceMergeDeletesPctAllowed(), MergePolicyConfig.DEFAULT_EXPUNGE_DELETES_ALLOWED, 0.0d);
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getFloorSegmentMB(), new ByteSizeValue(MergePolicyConfig.DEFAULT_FLOOR_SEGMENT.getMb(), ByteSizeUnit.MB).getMbFrac(), 0.00);
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergeAtOnce(), MergePolicyConfig.DEFAULT_MAX_MERGE_AT_ONCE);
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergeAtOnceExplicit(), MergePolicyConfig.DEFAULT_MAX_MERGE_AT_ONCE_EXPLICIT);
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getMaxMergedSegmentMB(), new ByteSizeValue(MergePolicyConfig.DEFAULT_MAX_MERGED_SEGMENT.getBytes() + 1).getMbFrac(), 0.0001);
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getReclaimDeletesWeight(), MergePolicyConfig.DEFAULT_RECLAIM_DELETES_WEIGHT, 0);
    assertEquals(((TieredMergePolicy) indexSettings.getMergePolicy()).getSegmentsPerTier(), MergePolicyConfig.DEFAULT_SEGMENTS_PER_TIER, 0);
}
项目：Elasticsearch    文件：MergePolicyConfig.java    
public MergePolicyConfig(ESLogger logger, Settings indexSettings) {
    this.logger = logger;
    this.noCFSRatio = parseNoCFSRatio(indexSettings.get(INDEX_COMPOUND_FORMAT, Double.toString(TieredMergePolicy.DEFAULT_NO_CFS_RATIO)));
    double forceMergeDeletesPctAllowed = indexSettings.getAsDouble("index.merge.policy.expunge_deletes_allowed", DEFAULT_EXPUNGE_DELETES_ALLOWED); // percentage
    ByteSizeValue floorSegment = indexSettings.getAsBytesSize("index.merge.policy.floor_segment", DEFAULT_FLOOR_SEGMENT);
    int maxMergeAtOnce = indexSettings.getAsInt("index.merge.policy.max_merge_at_once", DEFAULT_MAX_MERGE_AT_ONCE);
    int maxMergeAtOnceExplicit = indexSettings.getAsInt("index.merge.policy.max_merge_at_once_explicit", DEFAULT_MAX_MERGE_AT_ONCE_EXPLICIT);
    // TODO is this really a good default number for max_merge_segment, what happens for large indices, won't they end up with many segments?
    ByteSizeValue maxMergedSegment = indexSettings.getAsBytesSize("index.merge.policy.max_merged_segment", DEFAULT_MAX_MERGED_SEGMENT);
    double segmentsPerTier = indexSettings.getAsDouble("index.merge.policy.segments_per_tier", DEFAULT_SEGMENTS_PER_TIER);
    double reclaimDeletesWeight = indexSettings.getAsDouble("index.merge.policy.reclaim_deletes_weight", DEFAULT_RECLAIM_DELETES_WEIGHT);
    this.mergesEnabled = indexSettings.getAsBoolean(INDEX_MERGE_ENABLED, true);
    if (mergesEnabled == false) {
        logger.warn("[{}] is set to false, this should only be used in tests and can cause serious problems in production environments", INDEX_MERGE_ENABLED);
    }
    maxMergeAtOnce = adjustMaxMergeAtOnceIfNeeded(maxMergeAtOnce, segmentsPerTier);
    mergePolicy.setNoCFSRatio(noCFSRatio);
    mergePolicy.setForceMergeDeletesPctAllowed(forceMergeDeletesPctAllowed);
    mergePolicy.setFloorSegmentMB(floorSegment.mbFrac());
    mergePolicy.setMaxMergeAtOnce(maxMergeAtOnce);
    mergePolicy.setMaxMergeAtOnceExplicit(maxMergeAtOnceExplicit);
    mergePolicy.setMaxMergedSegmentMB(maxMergedSegment.mbFrac());
    mergePolicy.setSegmentsPerTier(segmentsPerTier);
    mergePolicy.setReclaimDeletesWeight(reclaimDeletesWeight);
    logger.debug("using [tiered] merge mergePolicy with expunge_deletes_allowed[{}], floor_segment[{}], max_merge_at_once[{}], max_merge_at_once_explicit[{}], max_merged_segment[{}], segments_per_tier[{}], reclaim_deletes_weight[{}]",
            forceMergeDeletesPctAllowed, floorSegment, maxMergeAtOnce, maxMergeAtOnceExplicit, maxMergedSegment, segmentsPerTier, reclaimDeletesWeight);
}
项目：linden    文件：TieredMergePolicyFactory.java    
@Override
public MergePolicy getInstance(Map<String, String> config) throws IOException {
  TieredMergePolicy mergePolicy = new TieredMergePolicy();

  if (config.containsKey(SEGMENTS_PER_TIER)) {
    mergePolicy.setSegmentsPerTier(Double.valueOf(config.get(SEGMENTS_PER_TIER)));
  }
  if (config.containsKey(MAX_MERGE_AT_ONCE)) {
    mergePolicy.setMaxMergeAtOnce(Integer.valueOf(config.get(MAX_MERGE_AT_ONCE)));
  }
  return mergePolicy;
}
项目：search    文件：DirectUpdateHandlerTest.java    
@BeforeClass
public static void beforeClass() throws Exception {
  savedFactory = System.getProperty("solr.DirectoryFactory");
  System.setProperty("solr.directoryFactory", "org.apache.solr.core.MockFSDirectoryFactory");
  System.setProperty("enable.update.log", "false"); // schema12 doesn't support _version_
  System.setProperty("solr.tests.mergePolicy", TieredMergePolicy.class.getName());
  initCore("solrconfig.xml", "schema12.xml");
}
项目：search    文件：TestMergePolicyConfig.java    
public void testDefaultMergePolicyConfig() throws Exception {
  initCore("solrconfig-mergepolicy-defaults.xml","schema-minimal.xml");
  IndexWriterConfig iwc = solrConfig.indexConfig.toIndexWriterConfig(h.getCore().getLatestSchema());
  assertEquals(false, iwc.getUseCompoundFile());

  TieredMergePolicy tieredMP = assertAndCast(TieredMergePolicy.class,
                                             iwc.getMergePolicy());
  assertEquals(0.0D, tieredMP.getNoCFSRatio(), 0.0D);

  assertCommitSomeNewDocs();
  assertCompoundSegments(h.getCore(), false);
}
项目：search    文件：TestMergePolicyConfig.java    
public void testTieredMergePolicyConfig() throws Exception {
  final boolean expectCFS 
    = Boolean.parseBoolean(System.getProperty("useCompoundFile"));

  initCore("solrconfig-tieredmergepolicy.xml","schema-minimal.xml");
  IndexWriterConfig iwc = solrConfig.indexConfig.toIndexWriterConfig(h.getCore().getLatestSchema());
  assertEquals(expectCFS, iwc.getUseCompoundFile());


  TieredMergePolicy tieredMP = assertAndCast(TieredMergePolicy.class,
                                             iwc.getMergePolicy());

  // set by legacy <mergeFactor> setting
  assertEquals(7, tieredMP.getMaxMergeAtOnce());

  // mp-specific setters
  assertEquals(19, tieredMP.getMaxMergeAtOnceExplicit());
  assertEquals(0.1D, tieredMP.getNoCFSRatio(), 0.0D);
  // make sure we overrode segmentsPerTier 
  // (split from maxMergeAtOnce out of mergeFactor)
  assertEquals(9D, tieredMP.getSegmentsPerTier(), 0.001);

  assertCommitSomeNewDocs();
  // even though we have a single segment (which is 100% of the size of 
  // the index which is higher then our 0.6D threashold) the
  // compound ratio doesn't matter because the segment was never merged
  assertCompoundSegments(h.getCore(), expectCFS);

  assertCommitSomeNewDocs();
  assertNumSegments(h.getCore(), 2);
  assertCompoundSegments(h.getCore(), expectCFS);

  assertU(optimize());
  assertNumSegments(h.getCore(), 1);
  // we've now forced a merge, and the MP ratio should be in play
  assertCompoundSegments(h.getCore(), false);
}
项目：NYBC    文件：_TestUtil.java    
public static void setUseCompoundFile(MergePolicy mp, boolean v) {
  if (mp instanceof TieredMergePolicy) {
    ((TieredMergePolicy) mp).setUseCompoundFile(v);
  } else if (mp instanceof LogMergePolicy) {
    ((LogMergePolicy) mp).setUseCompoundFile(v);
  } else {
    throw new IllegalArgumentException("cannot set compound file for MergePolicy " + mp);
  }
}
项目：NYBC    文件：TestConfig.java    
@Test
public void testLucene23Upgrades() throws Exception {
  double bufferSize = solrConfig.indexConfig.ramBufferSizeMB;
  assertTrue(bufferSize + " does not equal: " + 100, bufferSize == 100);
  String mergePolicy = solrConfig.indexConfig.mergePolicyInfo.className;
  assertEquals(TieredMergePolicy.class.getName(), mergePolicy);
  String mergeSched = solrConfig.indexConfig.mergeSchedulerInfo.className;
  assertTrue(mergeSched + " is not equal to " + SolrIndexConfig.DEFAULT_MERGE_SCHEDULER_CLASSNAME, mergeSched.equals(SolrIndexConfig.DEFAULT_MERGE_SCHEDULER_CLASSNAME) == true);
}
项目：incubator-blur    文件：IndexImporterTest.java    
private void setupWriter(Configuration configuration) throws IOException {
  TableDescriptor tableDescriptor = new TableDescriptor();
  tableDescriptor.setName("test-table");
  String uuid = UUID.randomUUID().toString();

  tableDescriptor.setTableUri(new Path(_base, "table-table").toUri().toString());
  tableDescriptor.setShardCount(2);

  TableContext tableContext = TableContext.create(tableDescriptor);
  ShardContext shardContext = ShardContext.create(tableContext, "shard-00000000");
  Path tablePath = new Path(_base, "table-table");
  _shardPath = new Path(tablePath, "shard-00000000");
  String indexDirName = "index_" + uuid;
  _path = new Path(_shardPath, indexDirName + ".commit");
  _fileSystem.mkdirs(_path);
  _badRowIdsPath = new Path(_shardPath, indexDirName + ".badrowids");
  _badIndexPath = new Path(_shardPath, indexDirName + ".badindex");
  _inUsePath = new Path(_shardPath, indexDirName + ".inuse");
  Directory commitDirectory = new HdfsDirectory(configuration, _path);
  _mainDirectory = new HdfsDirectory(configuration, _shardPath);
  _fieldManager = tableContext.getFieldManager();
  Analyzer analyzerForIndex = _fieldManager.getAnalyzerForIndex();
  IndexWriterConfig conf = new IndexWriterConfig(LUCENE_VERSION, analyzerForIndex);
  // conf.setMergePolicy(NoMergePolicy.NO_COMPOUND_FILES);
  TieredMergePolicy mergePolicy = (TieredMergePolicy) conf.getMergePolicy();
  mergePolicy.setUseCompoundFile(false);
  _commitWriter = new IndexWriter(commitDirectory, conf.clone());

  // Make sure there's an empty index...
  new IndexWriter(_mainDirectory, conf.clone()).close();
  _mainWriter = new IndexWriter(_mainDirectory, conf.clone());
  BufferStore.initNewBuffer(128, 128 * 128);

  _indexImporter = new IndexImporter(_timer, getBlurIndex(shardContext, _mainDirectory), shardContext,
      TimeUnit.MINUTES, 10, 10, null, _mainDirectory);
}
项目：search-core    文件：TestConfig.java    
@Test
public void testLucene23Upgrades() throws Exception {
  double bufferSize = solrConfig.indexConfig.ramBufferSizeMB;
  assertTrue(bufferSize + " does not equal: " + 100, bufferSize == 100);
  String mergePolicy = solrConfig.indexConfig.mergePolicyInfo.className;
  assertEquals(TieredMergePolicy.class.getName(), mergePolicy);
  String mergeSched = solrConfig.indexConfig.mergeSchedulerInfo.className;
  assertTrue(mergeSched + " is not equal to " + SolrIndexConfig.DEFAULT_MERGE_SCHEDULER_CLASSNAME, mergeSched.equals(SolrIndexConfig.DEFAULT_MERGE_SCHEDULER_CLASSNAME) == true);
}
项目：meresco-lucene    文件：LuceneSettings.java    
public JsonObject asJson() {
    JsonArrayBuilder strategiesJsonBuilder = Json.createArrayBuilder();
    for (ClusterStrategy strategy : this.clusterConfig.strategies) {
        strategiesJsonBuilder.add(Json.createObjectBuilder()
                .add("clusteringEps", strategy.clusteringEps)
                .add("clusteringMinPoints", strategy.clusteringMinPoints));
    }

    JsonObject json = Json.createObjectBuilder()
            .add("similarity", similarity.toString())
            .add("mergePolicy", this.mergePolicy instanceof TieredMergePolicy
                    ? Json.createObjectBuilder()
                            .add("type", "TieredMergePolicy")
                            .add("maxMergeAtOnce", ((TieredMergePolicy) this.mergePolicy).getMaxMergeAtOnce())
                            .add("segmentsPerTier", ((TieredMergePolicy) this.mergePolicy).getSegmentsPerTier())
                    : Json.createObjectBuilder()
                            .add("type", "LogDocMergePolicy")
                            .add("maxMergeDocs", ((LogMergePolicy) this.mergePolicy).getMaxMergeDocs())
                            .add("mergeFactor", ((LogMergePolicy) this.mergePolicy).getMergeFactor()))
            .add("lruTaxonomyWriterCacheSize", lruTaxonomyWriterCacheSize)
            .add("numberOfConcurrentTasks", numberOfConcurrentTasks)
            .add("commitCount", commitCount)
            .add("commitTimeout", commitTimeout)
            .add("cacheFacetOrdinals", this.cacheFacetOrdinals)
            .add("clustering", Json.createObjectBuilder()
                    .add("clusterMoreRecords", clusterConfig.clusterMoreRecords)
                    .add("strategies", strategiesJsonBuilder))
            .build();
    return json;
}
项目：cassandra-fhir-index    文件：LuceneService.java    
/**
 * Builds a new {@link FSIndex}.
 *
 * @param name
 *            the index name
 * @param mbeanName
 *            the JMX MBean object name
 * @param path
 *            the directory path
 * @param analyzer
 *            the index writer analyzer
 * @param refresh
 *            the index reader refresh frequency in seconds
 * @param ramBufferMB
 *            the index writer RAM buffer size in MB
 * @param maxMergeMB
 *            the directory max merge size in MB
 * @param maxCachedMB
 *            the directory max cache size in MB
 * @param refreshTask
 *            action to be done during refresh
 */
public void init(String name, String mbeanName, Path path, Analyzer analyzer, double refresh, int ramBufferMB,
        int maxMergeMB, int maxCachedMB, Runnable refreshTask) {
    try {

        this.path = path;
        this.name = name;

        // Open or create directory
        FSDirectory fsDirectory = FSDirectory.open(path);
        this.directory = new NRTCachingDirectory(fsDirectory, maxMergeMB, maxCachedMB);

        // Setup index writer
        IndexWriterConfig indexWriterConfig = new IndexWriterConfig(analyzer);
        indexWriterConfig.setRAMBufferSizeMB(ramBufferMB);
        indexWriterConfig.setOpenMode(IndexWriterConfig.OpenMode.CREATE_OR_APPEND);
        indexWriterConfig.setUseCompoundFile(true);
        indexWriterConfig.setMergePolicy(new TieredMergePolicy());
        this.indexWriter = new IndexWriter(this.directory, indexWriterConfig);

        // Setup NRT search
        SearcherFactory searcherFactory = new SearcherFactory() {
            @Override
            public IndexSearcher newSearcher(IndexReader reader, IndexReader previousReader) {
                if (refreshTask != null) {
                    refreshTask.run();
                }
                IndexSearcher searcher = new IndexSearcher(reader);
                searcher.setSimilarity(new NoIDFSimilarity());
                return searcher;
            }
        };
        TrackingIndexWriter trackingWriter = new TrackingIndexWriter(this.indexWriter);
        this.searcherManager = new SearcherManager(this.indexWriter, true, searcherFactory);
        this.searcherReopener = new ControlledRealTimeReopenThread<>(trackingWriter, this.searcherManager, refresh,
                refresh);
        this.searcherReopener.start();

        // Register JMX MBean
        // mbean = new ObjectName(mbeanName);
        // ManagementFactory.getPlatformMBeanServer().registerMBean(service,
        // this.mbean);

    } catch (Exception e) {
        throw new FhirIndexException(e, "Error while creating index %s", name);
    }
}
项目：search    文件：LuceneTestCase.java    
public static TieredMergePolicy newTieredMergePolicy() {
  return newTieredMergePolicy(random());
}
项目：incubator-blur    文件：FastHdfsKeyValueDirectoryTest.java    
@Test
public void testMulipleCommitsAndReopens() throws IOException {
  IndexWriterConfig conf = new IndexWriterConfig(Version.LUCENE_43, new KeywordAnalyzer());
  conf.setMergeScheduler(new SerialMergeScheduler());
  TieredMergePolicy mergePolicy = (TieredMergePolicy) conf.getMergePolicy();
  mergePolicy.setUseCompoundFile(false);

  Set<String> fileSet = new TreeSet<String>();
  long seed = new Random().nextLong();
  System.out.println("Seed:" + seed);
  Random random = new Random(seed);
  int docCount = 0;
  int passes = 10;
  byte[] segmentsGenContents = null;
  for (int run = 0; run < passes; run++) {
    final FastHdfsKeyValueDirectory directory = new FastHdfsKeyValueDirectory(false, _timer, _configuration,
        new Path(_path, "test_multiple_commits_reopens"));
    if (segmentsGenContents != null) {
      byte[] segmentsGenContentsCurrent = readSegmentsGen(directory);
      assertTrue(Arrays.equals(segmentsGenContents, segmentsGenContentsCurrent));
    }
    assertFiles(fileSet, run, -1, directory);
    assertEquals(docCount, getDocumentCount(directory));
    IndexWriter writer = new IndexWriter(directory, conf.clone());
    int numberOfCommits = random.nextInt(100);
    for (int i = 0; i < numberOfCommits; i++) {
      assertFiles(fileSet, run, i, directory);
      addDocuments(writer, random.nextInt(100));
      // Before Commit
      writer.commit();
      // After Commit

      // Set files after commit
      {
        fileSet.clear();
        List<IndexCommit> listCommits = DirectoryReader.listCommits(directory);
        assertEquals(1, listCommits.size());
        IndexCommit indexCommit = listCommits.get(0);
        fileSet.addAll(indexCommit.getFileNames());
      }
      segmentsGenContents = readSegmentsGen(directory);
    }
    docCount = getDocumentCount(directory);
  }
}
项目：incubator-blur    文件：GenericBlurRecordWriter.java    
public GenericBlurRecordWriter(Configuration configuration, int attemptId, String tmpDirName) throws IOException {
  _configuration = configuration;
  _documentBufferStrategy = BlurOutputFormat.getDocumentBufferStrategy(_configuration);
  _indexLocally = BlurOutputFormat.isIndexLocally(_configuration);
  _optimizeInFlight = BlurOutputFormat.isOptimizeInFlight(_configuration);

  TableDescriptor tableDescriptor = BlurOutputFormat.getTableDescriptor(_configuration);
  int shardCount = tableDescriptor.getShardCount();
  int shardId = attemptId % shardCount;

  Path tableOutput = BlurOutputFormat.getOutputPath(_configuration);
  String shardName = ShardUtil.getShardName(BlurConstants.SHARD_PREFIX, shardId);
  Path indexPath = new Path(tableOutput, shardName);
  _newIndex = new Path(indexPath, tmpDirName);
  _finalDir = new ProgressableDirectory(new HdfsDirectory(_configuration, _newIndex), getProgressable());
  _finalDir.setLockFactory(NoLockFactory.getNoLockFactory());

  TableContext tableContext = TableContext.create(tableDescriptor);
  _fieldManager = tableContext.getFieldManager();
  Analyzer analyzer = _fieldManager.getAnalyzerForIndex();

  _conf = new IndexWriterConfig(LuceneVersionConstant.LUCENE_VERSION, analyzer);
  _conf.setCodec(new Blur024Codec());
  _conf.setSimilarity(tableContext.getSimilarity());
  TieredMergePolicy mergePolicy = (TieredMergePolicy) _conf.getMergePolicy();
  mergePolicy.setUseCompoundFile(false);

  _overFlowConf = _conf.clone();

  if (_indexLocally) {
    String localDirPath = System.getProperty(JAVA_IO_TMPDIR);
    _localPath = new File(localDirPath, UUID.randomUUID().toString() + ".tmp");
    SimpleFSDirectory directory = new SimpleFSDirectory(_localPath);
    _localDir = new ProgressableDirectory(directory, getProgressable());
    _writer = new IndexWriter(_localDir, _conf.clone());
  } else {
    _localPath = null;
    _localDir = null;
    _writer = new IndexWriter(_finalDir, _conf.clone());
  }
}
项目：meresco-lucene    文件：LuceneSettings.java    
private MergePolicy getTieredMergePolicy(double segmentsPerTier, int maxMergeAtOnce) {
    TieredMergePolicy mp = new TieredMergePolicy();
    return mp.setMaxMergeAtOnce(maxMergeAtOnce).setSegmentsPerTier(segmentsPerTier);
}
项目：lucene-plugin    文件：LuceneIndexBean.java    
private void initIndexWriter() throws IOException
  {
    Analyzer analyzer = new StandardAnalyzer();
    IndexWriterConfig iwc = new IndexWriterConfig(analyzer);

    iwc.setOpenMode(IndexWriterConfig.OpenMode.CREATE_OR_APPEND);

    iwc.setMergedSegmentWarmer(
      new SimpleMergedSegmentWarmer(new LoggingInfoStream(Level.FINER)));

    iwc.setReaderPooling(true);

//    iwc.setMergeScheduler(new SerialMergeScheduler());

    ConcurrentMergeScheduler mergeScheduler = new ConcurrentMergeScheduler();
    iwc.setMergeScheduler(mergeScheduler);

    TieredMergePolicy mergePolicy = new TieredMergePolicy();

    mergePolicy.setMaxMergeAtOnce(_maxMergeAtOnce);
    mergePolicy.setSegmentsPerTier(_segmentsPerTier);

    iwc.setMergePolicy(mergePolicy);

    iwc.setInfoStream(new LoggingInfoStream(Level.FINER));

    _writer = new IndexWriter(getDirectory(), iwc);
  }