Optimizing Lucene Indexing Performance for Large-Scale Data Pipelines

by Prithvi S – Staff Software Engineer at Cloudera

Why Indexing Performance Matters

In modern data‑intensive applications, Lucene is often the engine behind log analytics, click‑stream processing, and telemetry ingestion pipelines. When you are ingesting millions of documents per hour, the time spent indexing can become the bottleneck that delays downstream insights.

If your indexing pipeline stalls, you see: