Severalnines Blog
The automation and management blog for open source databases

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23 blog posts in 13 categories

How to Manage MySQL - for Oracle DBAs

So, you are an Oracle DBA and your manager asked you to migrate a couple of Oracle databases to MySQL. Databases are migrated, and now what? How do you manage these MySQL databases?

In this blog, we show you how Oracle DBAs can best manage MySQL by covering the basic operations of MySQL with reference to similar tasks in your Oracle environment.

Migrating from Oracle Database to MariaDB - What You Should Know

For many organizations, migrating from Oracle to an open source database platform is just a matter of time. An Oracle to MariaDB migration can be a complex multistage process, but choosing the right database architecture and features can reduce the cost and time of the operation. This blog aims to help you better understand the details of the complexities involved and how to overcome them.

Basic Administration Comparison Between Oracle, MSSQL, MySQL, PostgreSQL

Supporting different types of databases in a mixed environment is not an easy task. In this blog post we will compare different types of RDBMS systems from the DBA/DevOps administration perspective.

Monitoring & Ops Management of MongoDB 4.0 with ClusterControl

MongoDB 4.0 added support for multi-document ACID transactions, which brings it closer to the relational world. But how can you manage it, along with other relational open source databases like MySQL, MariaDB and PostgreSQL? In this blog post, we look at the challenges of operating a MongoDB database, and see how important tasks like monitoring, alerting, backups and failover can be handled with ClusterControl.

How to Monitor MongoDB with Prometheus & ClusterControl

ClusterControl’s new agent-based monitoring of MongoDB with Prometheus offers dashboards with graphs of high resolution metrics data. In this blog, we will have a look at the different graphs that are available to users.

Database High Availability Comparison - MySQL / MariaDB Replication vs Oracle Data Guard

This blog compares MySQL replication vs Oracle Data Guard solution for High Availability.

Cloud Backup Options for MySQL & MariaDB Databases

Cloud storage is a scalable and reliable way of archiving backups. There are some design considerations when building cloud-enabled backup solutions for MySQL or MariaDB in order to meet security and recovery objectives.

In this blog post, we will discuss encryption, compression, and network traffic throttling. We’ll also see how you can upload your backups to Amazon S3, Google Cloud Storage and Azure Storage.

How to Monitor MySQL or MariaDB Galera Cluster with Prometheus Using SCUMM

In this blog, we will show you how to monitor Galera Cluster for MySQL or MariaDB using Prometheus. We will have a look at the newly released SCUMM architecture for agent-based monitoring and how ClusterControl deploys Prometheus and exporters to collect database metrics and the graphs available in the different dashboards.

How to Monitor Multiple MySQL Instances Running on the Same Machine - ClusterControl Tips & Tricks

In this blog post, we’ll show you how to use ClusterControl to monitor multiple MySQL instances running on one host.

How to Deploy MongoDB for High Availability

MongoDB provides ReplicaSets to help you address high availability database requirements. Although support for replication and failover is built-in, it is not enough for the database to be considered production-ready. That requires a set of policies and procedures, like getting alerted in case of performance slowdowns, anomalies or failures in a live environment. Backups are essential. Being able to automatically recover from different types of failures can drastically reduce downtime.

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