Severalnines Blog
The automation and management blog for open source databases

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725 blog posts in 13 categories

SCUMM: the agent-based database monitoring infrastructure in ClusterControl

Please meet SCUMM - Severalnines CMON Unified Monitoring and Management - our agent-based monitoring infrastructure, which is the cornerstone of our latest ClusterControl release.

Considerations for Administering MongoDB

This is an excerpt from our whitepaper “MongoDB Management and Automation with ClusterControl”. This white paper reviews the challenges involved in managing MongoDB at scale and introduces mitigating features of ClusterControl from Severalnines. As a best of breed database management solution, ClusterControl brings consistency and reliability to your database environment, and simplifies your database operations at scale.

MySQL to MongoDB - An Admin Cheat Sheet

This blog provides a quick reference for DBAs and SysAdmins who are either new to MySQL or MongoDB with regards to the terms and commands available within the database and how they compare with one another.

An Overview of the Index Changes in PostgreSQL 11

PostgreSQL 11 introduced several changes to the way it handles database indexes. In this blog, we provide an overview of these changes and how you can take advantage of them.

Automate Deployment of your MySQL or Postgres Cluster from Backup

Restoring backups on newly deployed clusters can be time consuming. There are a number of procedures and checks to go through, and it is a task that lends itself to automation. This blog post shows you how to automate the entire process and deliver improvements in terms of speed, efficiency and cost.

How Roles Have Changed in MySQL 8.0 and How to Use Them

Making sure the right people have access to your MySQL data is very important. This blog shares what has changed with user management in MySQL 8.0.

MySQL Performance Benchmarking: MySQL 5.7 vs MySQL 8.0

MySQL 8.0 features a lot of great improvements, comprehensive support for technologies, and most importantly, its enhanced performance under high read/write workloads. In this blog, we’ll have a look at how MySQL 8.0 performs as compared to its predecessor MySQL 5.7.

Operational Factors to Consider During MongoDB Data Modeling

This blog describes the major factors to consider when performing MongoDB data modeling including scalability, atomicity, performance / data usage, sharding, indexing, storage optimization, document structure, growth, and the data lifecycle.

PostgreSQL High Availability with Master-Slave & Master-Master Architectures

Database servers can work together to allow a second server to take over quickly if the primary server fails (high availability), or to allow several computers to serve the same data (load balancing).

For HA PostgreSQL configurations we can have several architectures, but the basic ones would be master-slave and master-master architectures.

Top GUI Tools for PostgreSQL

Using a GUI is not a must, but it can be useful in some cases. In this blog, we'll see some advantages and warnings about the use of these tools, as well as do a short review of some of the most commons GUI tools for PostgreSQL.