Improving query performance in ElasticSearch at scale
added by Andrés · updated 7mo ago
added by Andrés · updated 7mo ago
Andrés added 7mo ago
The formula in Fig 5 is one of the reasons why Elasticsearch does not allow the update of the number of primary shards post index creation. What the default routing guarantees is that the data will be uniformly distributed across the cluster which would reduce query hotspots
when retrieving documents