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MySQL Query Tuning Trilogy: Indexing and EXPLAIN - deep dive
This is part 2 of our webinar trilogy on MySQL Query Tuning, in which we look at query tuning process and tools to help with that. We’ll cover topics such as SQL tuning, indexing, the optimizer and how...
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MySQL Query Tuning Trilogy: Working with optimizer and SQL tuning
This is the final part of our webinar trilogy on MySQL Query Tuning, in which we look at query tuning process and tools to help with that. We’ll cover topics such as SQL tuning, indexing, the optimizer...
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9 DevOps Tips for Going in Production with Galera Cluster for MySQL / MariaDB
Galera Cluster for MySQL / MariaDB is easy to deploy, but how does it behave under real workload, scale, and during long term operation? Proof of concepts and lab tests usually work great for Galera,...
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Become a MongoDB DBA - Scaling and Sharding
Learn with this webinar how to plan your MongoDB scaling strategy up front and how to prevent ending up with unusable secondary nodes and shards. Finally, we’ll show you how to leverage...
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Top 9 Tips for building a stable MySQL Replication environment
MySQL replication is a widely known and proven solution to build scalable clusters of databases. It is very easy to deploy, even easier with GTID. Easy deployment doesn't mean you don't need knowledge...
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nginx as Database Load Balancer for MySQL or MariaDB Galera Cluster
Nginx is well-known for its ability to act as a reverse-proxy with small memory footprint. It usually sits in the front-end web tier to redirect connections to available backend services, provided...
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ClusterControl Tips & Tricks for MySQL: Max Open Files
Requires ClusterControl 1.2.11 or later. Applies to MySQL single instances, replications and Galera clusters.You have created a large database with thousands of tables (> 5000 in MySQL 5.6). Then...
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Become a MySQL DBA blog series - Troubleshooting Galera cluster issues - part 1
In this blog post, we are going to show you some examples of things that can go wrong in Galera - inexplicable node crashes, network splits, clusters that won’t restart and inconsistent data. We’ll...
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Become a ClusterControl DBA: Making your DB components HA via Load Balancers
Choosing your HA topologyThere 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...
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Become a MySQL DBA blog series - Troubleshooting Galera cluster issues - part 2
This is part 2 of our blog on how to troubleshoot Galera cluster - SST errors, and problems with network streaming. In part 1 of the blog, we covered issues ranging from node crashes to clusters that...
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ClusterControl Tips & Tricks: Manage and Monitor your Existing MySQL NDB...
Of the different types of clustered MySQL environments, NDB Cluster is among the ones that involves more effort and resource to administer. And unless you are a command line freak, you would want to...
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Become a ClusterControl DBA: Safeguarding your Data
In the past four posts of the blog series, we covered deployment of clustering/replication (MySQL/Galera, MySQL Replication, MongoDB & PostgreSQL), management & monitoring of your existing...
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Press Release: Severalnines aims for the stars with EGO boost
Swedish database technology ensures intergalactic research data protected “to infinity and beyond” for scientistsStockholm, Sweden and anywhere else in the world -Severalnines, the provider of database...
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Webinar replay & slides for MySQL DBAs: performing live database upgrades in...
Thanks to everyone who joined us for our recent live webinar on performing live database upgrades for MySQL Replication & Galera, led by Krzysztof Książek. The replay and slides to the webinar are...
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Severalnines breaks records on MySQL, PostgreSQL and MongoDB
Sweden’s self-funded database provider powers past 2014 revenues and grows teamStockholm, Sweden and anywhere else in the world - 01 DECEMBER 2015 - Severalnines, a database automation pioneer which...
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Docker: All the Severalnines Resources
While the idea of containers have been around since the early days of Unix, Docker made waves in 2013 when it hit the market with its innovative solution. What began as an open source project, Docker...
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Announcing ClusterControl 1.4.2 - the DevOps Edition
Today we are pleased to announce the 1.4.2 release of ClusterControl - the all-inclusive database management system that lets you easily deploy, monitor, manage and scale highly available open source...
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What's New with ProxySQL in ClusterControl v1.4.2
ClusterControl v1.4.2 comes with a number of improvements around ProxySQL. The previous version, also known as “The ProxySQL Edition”, introduced a full integration of ProxySQL with MySQL Replication...
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Introducing the ClusterControl Alerting Integrations
The time to respond to outages is one of the most important metrics to measure, when you have a 24/7 business to run. Incident response applications, like VictorOps and PagerDuty, will report back...
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Automatic failover of Postgres Replication - New in ClusterControl 1.4.2
Streaming replication setups with Postgres are inevitably related to failovers. The sole writer in the setup would be the primary, it generates XLOG records and continuously ships them to one or more...
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