1、Elasticsearch安装

# cd /usr/local

下载：

wgethttps://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/zip/elasticsearch/2.3.2/elasticsearch-2.3.2.zip

# unzip elasticsearch-2.3.2.zip

# mkdir -p /data/logs/elasticsearch

# mkdir -p /data/elasticsearch/{data,work,plugins,scripts}

# useradd elasticsearch -s /bin/bash

# chown -R elasticsearch:elasticsearch /data/logs/elasticsearch /data/elasticsearch

2、Elasticsearch配置

1）主配置（./config/elasticsearch.yml）

qc-hermes-es-1：

cluster.name: qc-hermes-search-cluster

node.name: qc-hermes-es-1     #同hostname cat /etc/hostname

path.data: /data/elasticsearch/data

path.logs: /data/logs/elasticsearch

path.plugins: /data/elasticsearch/plugins

path.scripts: /data/elasticsearch/scripts

bootstrap.mlockall: true

network.host: 192.168.0.10   #本机IP地址

http.port: 9200

discovery.zen.ping.unicast.hosts: ["qc-hermes-es-1:9200", "qc-hermes-es-2:9200"]

node.master: true

node.data: true

index.number_of_shards: 8

index.number_of_replicas: 1

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2）服务启动

# cd /opt/elasticsearch

# su elasticsearch （注意：root账号会报错）

$ bin/elasticsearch -d

说明：2.x的版本需要以普通用户权限启动，否则会报错，无法正常启动。

3）验证启动成功：