# 3.1.配置文件

Elasticsearch 有两个配置文件

* `elasticsearch.yml  用来配置`Elasticsearch。
* `log4j2.properties  用来配置` Elasticsearch日志。

所在目录：

默认在 `$ES_HOME/config/`, Debian 和 RPM 包安装的配置目录在`/etc/elasticsearch/`


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