MongoDB installation on CentOS7

Mongo DB Installation

1. vi /etc/yum.repos.d/mongodb.repo

2.

[mongodb-org-4.0]
name=MongoDB Repository
baseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/4.0/x86_64/
gpgcheck=1
enabled=1
gpgkey=https://www.mongodb.org/static/pgp/server-4.0.asc

3. sudo yum install -y mongodb-org

4. sudo vi /etc/security/limits.d/99-mongodb-nproc.conf

5.vi /etc/security/limits.d/99-mongodb-nproc.conf

mongod soft nofile 64000
mongod hard nofile 64000
mongod soft nproc 64000
mongod hard nproc 64000

6. sudo systemctl start mongod

systemctl stop mongod

systemctl restart mongod

systemctl status mongod
mongod --version