[1]: max file descriptors [65535] for elasticsearch process is too low, increase to at least [65536]

sudo vi /etc/security/limits.conf

添加如下内容:

* soft nofile  #【修改该项即可】

* hard nofile 

* soft nproc 

* hard nproc 

需要系统重启。

[2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]

sudo vi /etc/sysctl.conf

添加下面配置：

vm.max_map_count=655360 【修该项即可】

并执行命令：

sysctl -p