Severalnines Blog
The automation and management blog for open source databases

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33 blog posts in 13 categories

How to Manage MariaDB 10.3 with ClusterControl

In this blog post, we would like to give you an overview of the MariaDB 10.3 administration with ClusterControl.

An Introduction to Data Lakes

This blog provides an overview of the Data Lake concept. We’ll go through some of the changes in storing and processing unstructured data and available solutions either on-prem and in the cloud.

Migrating from MySQL Enterprise to MariaDB 10.3

This blog provides an overview of the migration process between MySQL Enterprise 8.0 and MariaDB 10.3. In this blog post, we’ll go through some of the most important differences as well as the migration procedures.

How to Setup MariaDB 10.3 Replication Using Ansible and Vagrant

Ansible is a system that allows you to automate the deployment of various IT services. In this blog, we’ll show you how to expedite the deployment of your MariaDB master/slave environment using some Vagrant boxes and Ansible playbook.

How to Execute and Manage MySQL Backups for Oracle DBA’s

Whether you’re planning to migrate from Oracle database to MySQL or run your new project with MySQL, you need to know how to do copies of your data. In this blog post, we will cover some of the most typical cases of the data backups with reference to Oracle backup methods. We will tell you how to guard yourself against data loss, what tools and commands to use, and how can you recover your data.

Scaling Your Time-Series Database - How to Simply Scale TimescaleDB

How do you scale TimescaleDB? How do you convert a single TimescaleDB instance to cluster with no downtime? How does the application know which database node to access? This blog post provides an overview of how to use ClusterControl to scale your time-series data with minimal effort.

How to Achieve Automatic Failover for TimescaleDB

Failover is the process of moving to a healthy standby component, during a failure or maintenance event. The quicker it can be done, the faster you can be back online. If you’re looking at minimizing downtime and meet your SLAs through an automated approach for TimescaleDB, then this blog is for you.

Monitoring & Ops Management of MySQL 8.0 with ClusterControl

MySQL 8.0 is a big step forward in terms of data consistency, developer features, performance and availability. MySQL 8.0 shortens the gap between proprietary databases and open source world, making the migration decision much easier to take.

But how can you manage it, along with other relational open source databases? In this blog post, we look at the challenges of operating a MySQL 8.0 database, and see how important tasks like monitoring, alerting, backups and failover can be handled in an automated way.

An Introduction to TimescaleDB

Time-series data is becoming more and more present, as we capture and analyze data at a faster rate. This increases the demand for complex queries and scalable database solutions. This blog provides a high-level overview of the new database system “TimescaleDB”, and a quick hands-on to get you going.

Understanding the Effects of High Latency in High Availability MySQL and MariaDB Solutions

To insulate our database infrastructure from failures, we build redundant cluster systems. For instance, MySQL and MariaDB high availability can be implemented by master-slave as well as master-master replication solutions. There are a number of variables that affect our choice solution. In this blog, we will look into considerations around latency.