#|ElasticSearch启动报错,bootstrap checks failed

修改elasticsearch.yml配置文件,允许外网访问。
vim config/elasticsearch.yml
# 增加
network.host: 0.0.0.0
启动失败,检查没有通过,报错
[2018-05-18T17:44:59,658][INFO ][o.e.b.BootstrapChecks] [gFOuNlS] bound or publishing to a non-loopback address, enforcing bootstrap checks
ERROR: [2] bootstrap checks failed
[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [65536]
[2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
[1]: max file descriptors [65535] for elasticsearch process is too low, increase to at least [65536]
编辑 /etc/security/limits.conf,追加以下内容;
* soft nofile 65536
* hard nofile 65536
此文件修改后需要重新登录用户,才会生效

[2]: max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
编辑 /etc/sysctl.conf,追加以下内容:
vm.max_map_count=655360
保存后,执行:
sysctl -p
重新启动,成功。
【#|ElasticSearch启动报错,bootstrap checks failed】
bin/elasticsearch &

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