File localOutput = nfs.startLocalOutput(outputIndex, tmpOutputIndex);
IndexWriter writer
= new IndexWriter(localOutput,
new NutchDocumentAnalyzer(), true);
writer.mergeFactor = 50;
writer.minMergeDocs = 50;
writer.maxFieldLength = maxFieldLength;
//writer.infoStream = LogFormatter.getLogStream(LOG, Level.INFO);
writer.setUseCompoundFile(false);