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Tuesday, August 26, 2014

mongoDB: Installation of mongoDB in Cents OS 6.5 final(32 bit)

Hello Everyone,

This article is specific installation of mongodb in  32 bit Cent OS 6.5 final.


#
Task to Perform
Implementation




1




Set Repository for mongoDB
 
  • Open the terminal with su permission.
  • You need to create mongdb.repo file at /etc/yum.repos.d/
  • i.e.,
  • [root@localhost yum.repos.d]# vi mongdb.repo
  • Write below content in the file

           [mongodb]
            name=MongoDB Repository
            baseurl=http://downloads-distro.mongodb.org/repo/redhat/os/i686/
            gpgcheck=0
           enabled=1

  • Save the file (Esc+q!)

         NOTE:
          The above set up is for 32 bit Cent OS.

          For 64 bit OS : Refer official documentation and do follow the steps
         described here in the same fashion.


2


Installation Command

  • You should be on terminal opened with su credentials.
  • Issue yum install mongodb.org command ]
  • i.e., [root@localhost]# yum install mongodb.org
  • Above command will install the latest release of mongoDB.


3


Start the mongoDB Server


     [root@localhost mongo]# service mongod start
       Starting mongod: [ OK ]
       [root@localhost mongo]#


     NOTE:
       I have observed Startup of the server failed.
     * Delete mongod.lock file located at var/lib/mongo and start the server



4

Check whether the server started or Not in logs

  • You need to check the mongod.log file located at /var/log/mongodb/mongod.log

5

Stop the mongoDB Server

    [root@localhost mongo]# service mongod stop
     Stopping mongod: [ OK ]
     [root@localhost mongo]#



6

Check the status of the Server

   [root@localhost mongo]# service mongod status
    mongod (pid 4849) is running...
    [root@localhost mongo]#

7

Auto Start of mongoDB with system boot

   Issue below command to auto start the mongoDB whenever you reboot
   the system .
   #chkconfig mongod on



8

Check mongoDB version

  [root@localhost /]# mongo -version
   MongoDB shell version: 2.6.4




9


Restart the mongoDB Server


     [root@localhost /]# service mongod restart
      Stopping mongod: [ OK ]
      Starting mongod: [ OK ]




10


Jump to start mongo shell to get start with scripting/querying etc



Simply type mongo on the terminal

For example:
[root@localhost /]# mongo
MongoDB shell version: 2.6.4
connecting to: test
Server has startup warnings:
2014-08-27T12:14:05.196+0530 [initandlisten]
2014-08-27T12:14:05.196+0530 [initandlisten] ** NOTE: This is a 32 bit MongoDB binary.
2014-08-27T12:14:05.196+0530 [initandlisten] ** 32 bit builds are limited to less than 2GB of data (or less with --journal).
2014-08-27T12:14:05.196+0530 [initandlisten] ** Note that journaling defaults to off for 32 bit and is currently off.
2014-08-27T12:14:05.196+0530 [initandlisten] ** See http://dochub.mongodb.org/core/32bit
2014-08-27T12:14:05.197+0530 [initandlisten]
>

11

List databases

> show dbs;
admin (empty)
local 0.078GB
>


MongoDB articles list in this site :
1) Getting Started with MongoDB - The Beginners Tutorial 
2) mongoDB-->Tip 1: Clear the mongoDB consloe : mongo editor clear screen command 
3) mongoDB : Lesson 1 : Creating /dropping databases in MongoDB

:-)