Monitoring Percona Server for MySQL – Key Metrics
In this blog post, we are going to look into some key metrics and status when monitoring a Percona Server for MySQL to help us fine-tune the MySQL server configuration for a long run. Just...
How to Deploy Percona XtraDB Cluster
Percona XtraDB Cluster is a cluster solution based on the synchronous replication handled by Galera library. It is one of the most common high availability solutions for MySQL. It supports multiple writers and the conflict...
How to Deploy Percona Server for MySQL for High Availability
Percona Server for MySQL 8.0 offers a number of clustering solutions for high availability out-of-the-box: Single-master: Asynchronous replication Semi synchronous replication Multi-master: Group replication InnoDB Cluster (a combination of MySQL Router, MySQL Shell and Percona...
How to Deploy Percona Distribution for PostgreSQL for High Availability
High Availability is a requirement for many systems, no matter what technology you are using. This is especially important for databases, as they store data that applications rely upon. Depending on the requirements, there are...
Asynchronous Replication Automatic Failover in MySQL 8.0.22
Oracle recently released MySQL 8.0.22, and this new version came with a new asynchronous connection failover mechanism. It allows a replica to automatically establish an asynchronous replication connection to a new source, in case...
How to Deploy Percona Server for MongoDB for High Availability
High availability is a must when you run critical services in your production environment. It can be achieved by eliminating all single points of failures, including the database tier. So you can imagine our surprise...
Monitoring Percona Distribution for PostgreSQL – Key Metrics
Monitoring is the base to know if your systems are working properly, and it allows you to fix or prevent any issue before affecting your business. Even in a robust technology like PostgreSQL, monitoring is...
Tips for Migrating from HAProxy to ProxySQL
ProxySQL is a dedicated load balancer for MySQL which comes with a variety of features including, but not limited to query redirecting, query caching or traffic shaping. It can be used to easily set up...
Migrating from Maxscale to the ProxySQL Load Balancer
A database load balancer, or proxy, is a middleware service between application layer and database layer. Application connects to the database proxy, and the proxy forwards the connection to the database. There are some benefits...
Tips for Upgrading Percona XtraDB Cluster to 8.0
MySQL 8.0 has been available for a while and Percona XtraDB Cluster 8.0 has also been available for some time as well. Also, MySQL 5.6 is coming up to its End-of-Life and people using PXC...
Press Release: Building a Private Database-as-a-Service is Emerging as a Prime Alternative to Managed Cloud Databases
Among the many innovations introduced by cloud computing, the database-as-a-service model has a number of advantages that are too beneficial to ignore. PRESS RELEASE STOCKHOLM, October 12, 2020: Severalnines, a pioneer in providing automation and...
How to Perform Rolling Upgrades for MySQL
There are different reasons for upgrading your databases. It could be to apply security fixes, to use new features, solve compatibility issues, or just to keep your system up-to-date. This upgrade can be a major...