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系统级配置：
使用root登录，配置limits.conf
vi /etc/security/limits.conf 然后添加如下内容: 注意*不要去掉了 * soft nofile 65536 * hard nofile 131072 注：* 代表Linux所有用户名称（比如 hadoop） 需要保存、退出、重新登录才可生效。
使用root登录，配置sysctl.conf，配置对应的虚拟内存大小
vi /etc/sysctl.conf vm.max_map_count=655360
然后执行：sysctl -p，刷新配置信息
jvm.options配置最大可使用内存：
-Xms8g -Xmx8g
elasticsearch.conf配置
集群配置 cluster.name: dengta-information node.name: node-1 network.host: 192.168.2.47 http.port: 9200 cluster.initial_master_nodes: ["node-1"] #用户密码输入配置 http.cors.enabled: true http.cors.allow-origin: "*" http.cors.allow-headers: Authorization xpack.security.enabled: true xpack.security.transport.ssl.enabled: true
启动es服务
./elasticsearch -d
密码配置：
$ ./bin/elasticsearch-setup-passwords interactive You will be prompted to enter passwords as the process progresses. Please confirm that you would like to continue [y/N] y Enter password for [elastic]: Reenter password for [elastic]: Enter password for [apm_system]: Reenter password for [apm_system]: Enter password for [kibana]: Reenter password for [kibana]: Enter password for [logstash_system]: Reenter password for [logstash_system]: Enter password for [beats_system]: Reenter password for [beats_system]: Enter password for [remote_monitoring_user]: Reenter password for [remote_monitoring_user]:
安装创建问题：ElasticSearch在linux上安装部署 - socket强 - 博客园
