报错如下：
代码语言：javascript复制ERROR: [5] bootstrap checks failed
[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65535]
[2]: max number of threads [1024] for user [es] is too low, increase to at least [4096]
[3]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
[4]: failed to install; check the logs and fix your configuration or disable system call filters at your own risk
[5]: the default discovery settings are unsuitable for production use; at least one of [discovery.seed_hosts, discovery.seed_providers, cluster.initial_master_nodes] must be configured
[2019-04-09T09:51:29,228][INFO ][o.e.n.Node ] [localhost.localdomain] stopping ...
[2019-04-09T09:51:29,264][INFO ][o.e.n.Node ] [localhost.localdomain] stopped
[2019-04-09T09:51:29,265][INFO ][o.e.n.Node ] [localhost.localdomain] closing ...
[2019-04-09T09:51:29,320][INFO ][o.e.n.Node ] [localhost.localdomain] closed
[2019-04-09T09:51:29,323][INFO ][o.e.x.m.p.NativeController] [localhost.localdomain] Native controller process has stopped - no new native processes can be started修改系统进程最大打开文件数：
代码语言：javascript复制vim /etc/security/limits.conf
* soft nofile 65536
* hard nofile 131072
* soft nproc 65535
* hard nproc 65535修改vm.max_map_count的大小：
代码语言：javascript复制vim /etc/sysctl.conf
vm.max_map_count=655360使之生效
代码语言：javascript复制sysctl -p
