说明

版本：percona 分支的mongodb3.4的二进制版本
percona-server-mongodb-3.4.6-1.7-centos6-x86_64.tar.gz

目录规划：
安装目录： /data/opt/
数据文件目录: /data/mongo
配置文件: /etc/mongod.conf

增加用户和组

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groupadd mongodb  &&  useradd -g mongodb mongodb

解压

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tar zxvf percona-server-mongodb-3.4.6-1.7-trusty-x86_64.tar.gz -C /data/opt/

创建相关目录

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mkdir -p /data/mongo/{db,log,tmp}

更改属性

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chown -R mongodb:mongodb /data/opt/percona-server-mongodb-3.4.6-1.7/  
chown -R mongodb:mongodb /data/mongo

配置环境变量

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echo "PATH=$PATH:/data/opt/percona-server-mongodb-3.4.6-1.7">>/etc/profile  
source /etc/profile

创建mongodb配置文件

cat /etc/mongod.conf 

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storage:
  dbPath: /data/mongo/db
  journal:
    enabled: true
  engine: wiredTiger
systemLog:
  destination: file
  logAppend: true
  path: /data/mongo/log/mongod.log
processManagement:
  fork: true  
  pidFilePath: /data/mongo/tmp/mongod.pid
net:
  port: 27017
  bindIp: 192.168.1.235,127.0.0.1
security:
  authorization: disabled

内核优化

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echo never > /sys/kernel/mm/redhat_transparent_hugepage/defrag;
echo never > /sys/kernel/mm/redhat_transparent_hugepage/enabled;
echo never > /sys/kernel/mm/transparent_hugepage/enabled;
echo never > /sys/kernel/mm/transparent_hugepage/defrag;
#建议写到 /etc/rc.local 中，重启后也可生效
vim /etc/rc.local
echo never > /sys/kernel/mm/redhat_transparent_hugepage/defrag
echo never > /sys/kernel/mm/redhat_transparent_hugepage/enabled
echo never > /sys/kernel/mm/transparent_hugepage/enabled
echo never > /sys/kernel/mm/transparent_hugepage/defrag

启动mongodb

mongod –config /etc/mongod.conf

初始化认证脚本

percona-server-mongodb-enable-auth.sh 

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We have detected authentication is not enabled.
Would you like help creating your first user?
Please note that mongodb service could be restarted during this action
Would you like to proceed?(Y/n)y
Percona Server for MongoDB shell version v3.4.6-1.7
connecting to: mongodb://localhost/admin
Percona Server for MongoDB server version: v3.4.6-1.7
Successfully added user: { "user" : "dba", "roles" : [ "root" ] }
bye
User has been created successfully!
User:dba
Password:tLjMotpKbLbZVTafOkiGuybV9YXXQRA9
It is needed to restart mongod service.
Once service is restarted authentication will be enabled

重启后就需要认证登录了

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> use admin 
switched to db admin
> db.auth("dba","tLjMotpKbLbZVTafOkiGuybV9YXXQRA9")
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> 
> 
> show dbs
admin  0.000GB
local  0.000GB