HowTo Install MongoDB on RHEL 7/Centos 7
MongoDB is an open-source document database that provides high performance, high availability, and automatic scaling. NoSQL databases offer a variety of advantages in many cases. MongoDB does not support 32bit installation. MongoDB is an document-based database which developer does not required to create schema every time.Unlike relational databases, MongoDB does not require a predefined schema before you add data to a database. You can alter the schema at any time and as often as is necessary without having to setup a new database with an updated schema. Let’s see Howto Install MongoDB on RHEL 7/Centos 7 Operating system.
- Horizontal scalability
- NoSQL Databases
- High Performance (It can deliver data 4 micro second speed)
- Real time aggregation
- Open Source Software
MongoDB Hardware Requirements
- Use disks backed by RAID-10.
- Linux kernel version 2.6.36 or later
- XFS or Ext4 file system is required
- Minimum 8GB RAM
MongoDB’s core components run on little-endian hardware, primarily x86/x86_64 processors. Client libraries can run on big or little endian systems.
HowTo Install MongoDB on RHEL 7
Installation of MongoDB required to setup new repository, for Linux no need of downloading packages manually.
edit repo configuration file /etc/yum.repos.d/mongodb.repo and repo configuration as shown below
vi /etc/yum.repos.d/mongodb.repo [mongodb-repo] name=MongoDB Repository baseurl=https://repo.mongodb.org/yum/redhat/$releasever/mongodb-org/3.4/x86_64/ gpgcheck=1 enabled=1 gpgkey=https://www.mongodb.org/static/pgp/server-3.4.asc :wq
To install MongoDB Server and its dependency packages
# yum install mongodb-org
MongoDB tools, shell, server and mongos packages will be installed
[root@arkit-mongodb-serv ~]# systemctl enable mongod.service [root@arkit-mongodb-serv ~]# systemctl start mongod.service [root@arkit-mongodb-serv ~]# systemctl status mongod.service mongod.service - High-performance, schema-free document-oriented database Loaded: loaded (/usr/lib/systemd/system/mongod.service; enabled) Active: active (running) since Sat 2017-11-11 11:59:34 IST; 27min ago
Enable SELINUX and Firewall Ports For Remote Client Access
Below are default mongoDB required ports for remote operations
- 27017 – Port for MongoDB connection
- 27018 – ClusterRole communication shardsvr
- 27019 – Configsvr for Clusterrole
- 28017 – Web status page
Allow from SELinux or Disable SELinux
# semanage port -a -t mongod_port_t -p tcp 27017 Repeat for below ports as well 27018 27019 28017
To Disable SELinux edit config file vi /etc/selinux/config
Note: Either you can disable or allow ports. Disabling SELinux is not recommended
firewall-cmd --permanent --add-port=27017/tcp --zone=public success Repeat for below ports as well 27018 27019 28017 firewall-cmd --reload success
Change your default zone name to appropriate (in this case it is public)
Restart mongod service so that changes of port will be in effect
# systemctl restart mongod
That’s it about HowTo Install MongoDB on RHEL 7 / Centos 7.
Started High-performance, schema-free document-oriented database is in place.
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