mongodb install

1. 创建/etc/yum.repos.d/mongodb-org-4.2.repo文件

​文件内容​

[mongodb-org-4.2]
name=MongoDB Repository
baseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/4.2/x86_64/
gpgcheck=1
enabled=1
gpgkey=https://www.mongodb.org/static/pgp/server-4.2.asc

​安装最新版​

sudo yum install -y mongodb-org

安装特定版本的MongoDB，请分别指定每个组件包，并将版本号附加到包名中

sudo yum install -y mongodb-org-4.2.1 mongodb-org-server-4.2.1 mongodb-org-shell-4.2.1 mongodb-org-mongos-4.2.1 mongodb-org-tools-4.2.1

​默认目录​

/var/lib/mongo (the data directory)
/var/log/mongodb (the log directory)

​默认配置文件​

/etc/mongod.conf

​配置自定义目录​

# 编辑 /etc/mongod.conf

# 指定新的数据目录路径 storage.dbPath
storage:
  dbPath: /var/lib/mongo
  journal:
    enabled: true


# 指定新的日志文件路径 systemLog.path
systemLog:
  destination: file
  logAppend: true
  path: /var/log/mongodb/mongod.log



# 确保运行MongoDB的用户有权访问一个或多个目录
# If you change the user that runs the MongoDB process, 
# you must give the new user access to these directories

chown -R mongod:mongod <directory>

​启动​

systemctl start mongod

​指定配置文件启动​

# --config
mongod --config /etc/mongod.conf
mongos --config /etc/mongos.conf

# -f 
mongod -f /etc/mongod.conf
mongos -f /etc/mongos.conf