Collected For the table below, all metrics that begin with elasticsearch.indices.* are duplicated for each index being monitored, with the * replaced by the index name (your indices will vary based on your implementation). All metrics that start with elasticsearch.thread_pool.* are duplicated for each thread pool, with the * replaced by the thread pool name. The various thread pools are: bench bulk fetch_shard_started fetch_shard_store flush generic get index listener management merge optimize percolate refresh search snapshot suggest warmer Fully Qualified Name (FQN) Statistic Units Min Max Sparse Data Strategy(SDS) BASE CORR UTIL elasticsearch.