How to reinstall mongodb in ubuntu linux

Before reinstalling mongodb, in your linux system check whats installed in the system

 $ sudo dpkg -l | grep mongo
 ii  mongodb-org                              2.6.3                                       amd64        MongoDB open source document-oriented database system (metapackage)
 ii  mongodb-org-mongos                       2.6.3                                       amd64        MongoDB sharded cluster query router
 ii  mongodb-org-server                       2.6.3                                       amd64        MongoDB database server
 ii  mongodb-org-shell                        2.6.3                                       amd64        MongoDB shell client
 ii  mongodb-org-tools                        2.6.3                                       amd64        MongoDB tools

Remove all
$ sudo apt-get remove mongodb*

Install mongodb again, check mongodb org

$ sudo apt-get install -y mongodb-org

For particular version

$ sudo apt-get install -y mongodb-org=2.6.5 mongodb-org-server=2.6.5 mongodb-org-shell=2.6.5 mongodb-org-mongos=2.6.5 mongodb-org-tools=2.6.5


check whats newly installed

$ sudo dpkg -l | grep mongo
 ii  mongodb-org                              2.6.8                                       amd64        MongoDB open source document-oriented database system (metapackage)
 ii  mongodb-org-mongos                       2.6.8                                       amd64        MongoDB sharded cluster query router
 ii  mongodb-org-server                       2.6.8                                       amd64        MongoDB database server
 ii  mongodb-org-shell                        2.6.8                                       amd64        MongoDB shell client
 ii  mongodb-org-tools                        2.6.8                                       amd64        MongoDB tools

check mongodb server status

$ sudo service mongod status

Start mongodb server

$ sudo service mongod start

Start mongo shell

$ mongo

check mongodb log file here

 $ tail -n 200 /var/log/mongodb/mongod.log
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Author: Abhilash

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