By default Amazon doesn’t enable root access to the users, This is a very important security best practise, admins, are supposed to connect using a secure key pair to log in as ec2-user ( Read more here about the default…
How Kubernetes works Kubernetes is based on a client-server model, it implements a layered architecture with master server controlling several nodes ( worker nodes ) on which containers are hosted. On each node there are a variable number of containers…
Stateful containers and Persistent volumes are not rare uses cases in the Kubernetes world, If you are running a MySQL, MongoDB, or Redis kind of setup you will definitely need a persistent volume. Why Persistent Volumes There are two different…
Replication enables the data from one MySQL database server (master)to be copied to one or more servers ( slaves ). MySQL Replication is Async by default; slaves do not need to be connected permanently to receive updates from a source.…
Most of the time the default location differs based on the operating system and sometimes depends on the version also the location may change, and also maybe depend on how you install the server. To get the location of postgresql.conf…
Sometimes, we need to change the default database data directory to some other path in the system. There could be many scenarios you may need to change the data directory, Your operating system will run on medium performance disk and…
In the earlier blogs we see about installing the other relational databases in the AWS EC2 instances, now I started exploring the options to integrate the NoSQL database with our Backup and DR application In this blog lets see on…
Information managed by the MySQL server is stored under a directory known as the data directory. Data directory subdirectories. Each subdirectory of the data directory is a database directory and corresponds to a database managed by the server. All MySQL…
AWS allows you to create new EBS volumes and you can attach it to EC2 instance for extra storage. However, to make it usable as storage inside the instance, you need to mount it to a specific folder. First create…
MongoDB is a cross-platform, document oriented database that provides, high performance, high availability, and easy scalability. MongoDB works on concept of collection and document. Database Database is a physical container for collections. Each database gets its own set of files…
