public double doTrial()

in src/main/java/org/apache/datasketches/characterization/theta/ThetaUnionUpdateSpeedProfile.java [51:79]


  public double doTrial(final int uPerTrial) {
    for (int i = 0; i < numSketches; i++) {
      updateSketches[i] = sketchBuilder.build();
    }

    { // spray values across all sketches
      int i = 0;
      for (int u = uPerTrial; u-- > 0;) {
        updateSketches[i++].update(++vIn);
        if (i == numSketches) { i = 0; }
      }
    }

    { // trim and compact sketches
      for (int i = 0; i < numSketches; i++) {
        compactSketches[i] = updateSketches[i].rebuild().compact();
      }
    }

    final Union union = setOpBuilder.buildUnion();
    final long startUpdateTime_nS = System.nanoTime();

    for (int i = numSketches; i-- > 0;) {
      union.union(compactSketches[i]);
    }

    final long updateTime_nS = System.nanoTime() - startUpdateTime_nS;
    return updateTime_nS;
  }