elk6.22

启动错误:

参考网站:https://blog.csdn.net/feinifi/article/details/73633235?utm_source=itdadao&utm_medium=referral

修改/etc/security/limits.conf,修改完成一定要退出，再次登录参数才能生效。

下载head插件

https://github.com/mobz/elasticsearch-head