Hi, I have 150k documents in lucene index folder. It is taking 30-35 minute to rebuild the index. We are fetching this data from sql server. I have applied below parameters while getting instance of indexWriter-
IndexWriterConfig indexWriterConfig = new IndexWriterConfig(getAnalyzer(callerContext, languageId)); TieredMergePolicy tieredMergePolicy = new TieredMergePolicy(); tieredMergePolicy.setMaxMergeAtOnce(10); tieredMergePolicy.setSegmentsPerTier(84); tieredMergePolicy.setMaxMergedSegmentMB(500); indexWriterConfig.setRAMBufferSizeMB(200.0); indexWriterConfig.setUseCompoundFile(false); Can we further decrease the indexing time? Can you provide the pinpoint areas where we can focus to decrease the indexing time. Thanks, Mukul Ranjan Visit eGain on YouTube<https://www.youtube.com/user/egainchannel> and LinkedIn<https://www.linkedin.com/company/egain-corporation>