How to install MongoDB in cent OS 5.6

The following content is reproduced from http://be-evil.org/install-mongodb-on-centos.html

1. Download The MongoDB database for Linux
 
Go to the official download page to download the Linux version of MongoDB. Choose either 32-bit or 64-bit based on your needs.
 
Http://www.mongodb.org/downloads
 
Or you can directly use wget to download it on the server.
 
Wget http://fastdl.mongodb.org/linux/mongodb-linux-i686-1.8.2.tgz

Decompress the package after the download is complete.
 
Tar zxf mongodb-linux-i686-1.8.2.tgz
 
2. Installation preparation
 
Move MongoDB to the/usr/local/mongdb folder
 
Music mongodb-linux-i686-1.8.2/usr/local/MongoDB
 
Create a database folder
 
Mkdir/usr/local/MongoDB/Data
 
Add the MongoDB startup project to RC. Local to ensure that MongoDB is started when the server is started.
 
Echo "/usr/local/MongoDB/bin/mongod -- dbpath =/usr/local/MongoDB/Data">/etc/rc. Local
 
Start MongoDB
 
/Usr/local/MongoDB/bin/mongod -- dbpath =/usr/local/MongoDB/Data
 
The output indicates that MongoDB is started.

 
If you are not at ease, run the following command:
 
/Usr/local/MongoDB/bin/Mongo
 
To enter the shell mode of MongoDB. If the following output is displayed, it indicates that MongoDB has been started successfully, have fun!

 
 
Additional content:
 
How to install the MongoDB production environment using yum
 
Create and edit

/Etc/yum. Repos. d/10gen. Repo
 
For 64-bit systems, enter the following content
 
[10gen]
Name = 10gen Repository
Base url = http://downloads-distro.mongodb.org/repo/redhat/ OS /x86_64
 
Gpgcheck = 0
 
For 32-bit systems, enter the following content:
 
[10gen]
Name = 10gen Repository
Base url = http://downloads-distro.mongodb.org/repo/redhat/ OS /i686
Gpgcheck = 0
 
Note that MongoDB has 2 GB Data capacity limit in a 32-bit System
 
Save and run the following command

Yum install mongo-10gen-server

MongoDB can be installed.