Elasticsearch update index settings

• https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-update-settings.html

curl -xPUT -u "elactic:yourpassword" https://localhost:9200/my-index-000001/_settings 

Number of replicas

PUT /my-index-000001/_settings
{
  "index" : {
    "number_of_replicas" : 2
  }
}

PUT /my-index-000001/_settings
{
  "index" : {
    "number_of_replicas" : 0
  }
}

Disk Watermark

 curl -XPUT --insecure https://localhost:9200/_cluster/settings -u "elastic:yourpasss" -H 'Content-Type: application/json' -d '{
    "transient" : {
"cluster.routing.allocation.disk.watermark.low" : "90%", 
"cluster.routing.allocation.disk.watermark.high" : "95%",
"cluster.routing.allocation.disk.watermark.flood_stage" : "98%"
    }
}'

fields.limit

PUT test_index/_settings
{
  "index.mapping.total_fields.limit": 2000
}

Relatated

• Elasticsearch index
• Low disk watermark
• /_cat/indices

See also

• Elasticsearch, installation, ELK, Elastic X-Pack, elasticsearch.yml, logs, ECK, Elasticsearch curl URLs, Elastisearch REST APIs, /_cat/, /_cluster/, /_xpack/, QueryShardException, Elasticsearch index, ELK backup and restore, elasticsearch-cli, Elasticsearch versions, ElasticSearch Snapshot Lifecycle Management (SLM), Low disk watermark, Elasticsearch storage, Elasticsearch users, Elasticsearch roles, search context, shards, Elastic Cloud, Elastic Licensing, ElasticSearch alerts