Example usage for org.apache.lucene.index TieredMergePolicy getNoCFSRatio

Introduction

In this page you can find the example usage for org.apache.lucene.index TieredMergePolicy getNoCFSRatio.

Prototype

public double getNoCFSRatio() 

Source Link

Document

Returns current noCFSRatio .

Usage

From source file:org.apache.solr.core.TestMergePolicyConfig.java

License:Apache License

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();/*  www .j  av  a2 s  . c o m*/
    assertCompoundSegments(h.getCore(), false);
}

---

From source file:org.apache.solr.core.TestMergePolicyConfig.java

License:Apache License

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();//  w  w  w.  j a v a2 s  .c  o  m
    assertCompoundSegments(h.getCore(), expectCFS);
}

---

From source file:org.apache.solr.core.TestMergePolicyConfig.java

License:Apache License

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();/* w w w . ja  v a  2  s. c om*/
    // 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);
}

---