安装elasticsearch-head报错:

启动elasticsearch节点报错:

groupadd es
useradd es -g es
passwd es
chown -R es:es /usr/local/elasticSearch
然后启动,继续报错:

[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
安装elasticSearch-head,yum install报错:

继续启动,发现没有建立集群:

tail -f heymen-es-cluster.log -n 500
