Download and install mongodb

One 、 download MongoDB
1、 open MongoDB Download the homepage from the official website https://www.mongodb.com/try/download, find community Community Edition , Then select the corresponding version to download .

Version edition , Choose to have current Literally , This is the latest stable version 
OS It's the system , Choose here RHEL 7.0 , Corresponding Centos Namely 7.x
Package  Is the format of the package , Choose here TGZ, It's a compression pack 

Two 、 install MongoDB
1、 Upload the compressed package to /usr/local Directory and extract

tar -zxvf mongodb-linux-x86_64-rhel70-4.2.8.tgz

2、 Rename the folder to mongodb

mv mongodb-linux-x86_64-rhel70-4.2.8/ mongodb/

3、 Get into mongodb Under the folder , Create a folder for storing data and logs

mkdir data   # For storage mongodb Database data 
mkdir logs   # For storage mongodb Log generated by running 

4、 create profile

vim mongodb.conf

# Log file location 
logpath=/usr/local/mongodb/logs/mongodb.log
# Write log as append 
logappend=true
# Whether to run as daemons 
fork=true
# port 27017
port=27017
# Database file location 
dbpath=/software/mongodb/data
# Which one is allowed ip The connection of ,0.0.0.0 Represents any ip All can be connected 
bind_ip=0.0.0.0
# Whether it operates in the way of safety certification , The default is the non secure way of not authenticating , You don't need to start the installation at the beginning , After setting the password, restart 
#auth=true

The directory structure at this time is ：

5、 start-up mongodb

bin/mongod --config mongodb.conf

After successful startup ：

6、 Connect mongodb And test the
Get into bin Under the table of contents , perform

./mongo
show dbs

You can see that there are three default databases

3、 ... and 、 Reference material
1、https://blog.csdn.net/americaMan/article/details/105755863