Severalnines Blog
The automation and management blog for open source databases

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523 blog posts in 13 categories

Webinar Replay: How to Design Open Source Databases for High Availability

Watch this webinar replay on how to design open source databases for high availability. From discussing high availability concepts through to failover or switch over mechanisms, we cover all the need-to-know information when it comes to building highly available database infrastructures.

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Comparing Database Proxy Failover Times - ProxySQL, MaxScale and HAProxy

This blog describes the failover and switchover operations executed by ClusterControl, and compares failover times when using ProxySQL, MaxScale and HAProxy.

A Guide to Using pgBouncer for PostgreSQL

This blog provides an overview of pgBouncer, a connection pooler for PostgreSQL that dramatically reduces processing time.

An Overview of Logical Replication in PostgreSQL

This blog provides an overview of the new logical replication function available in PostgreSQL 9.

Migrating from Oracle to PostgreSQL - What You Should Know

This blog reviews what you would need to know if you decided to migrate from an Oracle database to PostgreSQL.

The Best Alert and Notification Tools for PostgreSQL

This blog highlights the top alert and notification systems available for PostgreSQL database deployments.

Updated: Become a ClusterControl DBA: Making your DB components HA via Load Balancers

There are various ways to retain high availability with databases. You can use Virtual IPs (VRRP) to manage host availability, you can use resource managers like Zookeeper and Etcd to (re)configure your applications or use load balancers/proxies to distribute the workload over all available hosts.

Getting Started with ProxySQL - MySQL & MariaDB Load Balancing Tutorial

Our ProxySQL Tutorial gives you everything you need to learn about in order to deploy, manage and maximize this exciting new database-aware load balancing technology.

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Migrating from MySQL to PostgreSQL - What You Should Know

This blog provides a high level overview of what you need to know if you are considering migrating your database from MySQL to PostgreSQL.

Comparing Oracle RAC HA Solution to Galera Cluster for MySQL or MariaDB

This blog provides a comparison of achieving high availability with Oracle RAC vs MySQL Galera Cluster.

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