How to perform online schema changes on MySQL using gh-ost
Related resources Schema Changes for MySQL Replication & Galera Cluster Database Cluster Management - Manual vs Automation via ClusterControl Migrating to MySQL 5.7 - The Database Upgrade GuideIn...
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Tips and Tricks - How to shard MySQL with ProxySQL in ClusterControl
Related resources Sharding MySQL with MySQL Fabric and ProxySQL MySQL Load Balancing with ProxySQL - an Overview How to set up read-write split in Galera Cluster using ProxySQL How ProxySQL adds...
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How to use the ClusterControl Query Monitor for MySQL, MariaDB and Percona...
The MySQL database workload is determined by the number of queries that it processes. There are several situations in which MySQL slowness can originate. The first possibility is if there is any...
View ArticleOnline schema change with gh-ost - throttling and changing configuration at...
Related resources Schema Changes for MySQL Replication & Galera Cluster Database Cluster Management - Manual vs Automation via ClusterControl Migrating to MySQL 5.7 - The Database Upgrade...
View ArticleAnnouncing ClusterControl 1.4 - the MySQL Replication & MongoDB Edition
Today we are pleased to announce the 1.4 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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Automating MySQL Replication with ClusterControl 1.4.0 - what’s new
With the recent release of ClusterControl 1.4.0, we added a bunch of new features to better support MySQL replication users. In this blog post, we’ll give you a quick overview of the new...
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Using ClusterControl to Deploy and Configure ProxySQL on top of MySQL...
A proxy layer is an important building block for any highly available database environment. HAProxy has been available for a long time, as a generic TCP load balancer. We later added support for...
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Automatic failover of MySQL Replication - New in ClusterControl 1.4
MySQL replication setups are inevitably related to failovers. Unlike multi-master clusters like Galera, there is one single writer in a whole setup - the master. If the master fails, one of the slaves...
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How to automate & manage MySQL (Replication) & MongoDB with ClusterControl -...
Join us next Tuesday, February 7th 2017, as Johan Andersson, CTO at Severalnines, unveils the new ClusterControl 1.4 in a live demo webinar.ClusterControl reduces complexity of managing your database...
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ClusterControl Tips & Tricks: How to Manage Configuration Templates for your...
ClusterControl makes it easy to deploy a database setup - just fill in some values (database vendor, database data directory, password and hostnames) in the deployment wizard and you’re good to go. The...
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What’s New in ClusterControl 1.4 - Backup Management
ClusterControl 1.4 introduces some major improvements in the area of backup management, with a revamped interface and simplified options to create backups. In this blog post, we’ll have a look at the...
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How to deploy and manage MySQL multi-master replication setups with...
MySQL replication setups can take different shapes. The main topology is probably a simple master-slave setup. But it is also possible to construct more elaborate setups with multiple masters and...
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MySQL in the Cloud - Pros and Cons of Amazon RDS
Moving your data into a public cloud service is a big decision. All the major cloud vendors offer cloud database services, with Amazon RDS for MySQL being probably the most popular.In this blog, we’ll...
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MySQL & MariaDB load balancing with ProxySQL & ClusterControl: introduction...
Proxies are building blocks of high availability setups for MySQL and MariaDB. They can detect failed nodes and route queries to hosts which are still available. If your master failed and you had to...
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MySQL in the Cloud - Online Migration from Amazon RDS to EC2 instance (part 1)
In our previous blog, we saw how easy it is to get started with RDS for MySQL. It is a convenient way to deploy and use MySQL, without worrying about operational overhead. The tradeoff though is...
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MySQL in the Cloud - Online Migration from Amazon RDS to your own server...
As we saw earlier, it might be challenging for companies to move their data out of RDS for MySQL. In the first part of this blog, we showed you how to set up your target environment on EC2 and insert a...
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How to Secure MySQL/MariaDB Servers
After attacks on MongoDB databases, we have recently also seen that MySQL servers are being targeted by ransomware. This should not come as a surprise, given the increasing adoption of public and...
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MySQL Replication and GTID-based failover - A Deep Dive into Errant Transactions
For years, MySQL replication used to be based on binary log events - all a slave knew was the exact event and the exact position it just read from the master. Any single transaction from a master may...
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MySQL Tutorial - Troubleshooting MySQL Replication Part 1
Replication is one of the most common ways to achieve high availability for MySQL and MariaDB. It has become much more robust with the addition of GTIDs, and is thoroughly tested by thousands and...
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MySQL Tutorial - Troubleshooting MySQL Replication Part 2
In the previous post, we discussed how to verify that MySQL Replication is in good shape. We also looked at some of the typical problems. In this post, we will have a look at some more issues that you...
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