This section covers how to configure the number of shards, replicas, and various other index settings used by Marvel. By default, each Marvel index uses one shard and one replica:
To view the default settings used by Marvel, run:
curl -XGET "http://elasticsearch-marvel-01:9200/_template/marvel?pretty"
This will return a large JSON object. The settings that are important are
marvel.order
,marvel.template
, andmarvel.settings
:{ "marvel" : { "order" : 0, "template" : ".marvel*", "settings" : { "index.mapper.dynamic" : "true", "index.marvel.index_format" : "6", "index.analysis.analyzer.default.type" : "standard", "index.number_of_replicas" : "1", "index.number_of_shards" : "1", "index.analysis.analyzer.default.stopwords" : "_none_" }, ... }
For large Marvel clusters, consider increasing the number of shards to no more than the number of hosts in your cluster for optimal performance. For example, for a four-node...