In this blog post, we’ll look at how to deploy ProxySQL. ProxySQL is a high-performance proxy, currently for MySQL and its forks (like Percona Server for MySQL and MariaDB). It acts as an intermediary for client requests seeking resources from the database. It was created for DBAs by René Cannaò, as a means of solving […]
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In this post, we’ll use a blog poll to find out what operating system you use to run your development database servers. In our last blog poll, we looked at what OS you use for your production database. Now we would like to see what you use for your development database. As databases grow to meet […]
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In this blog post, I’ll talk about multi-threaded slave statistics printed in MySQL error log file. MySQL version 5.6 and later allows you to execute replicated events using parallel threads. This feature is called Multi-Threaded Slave (MTS), and to enable it you need to modify the slave_parallel_workers variable to a value greater than 1. Recently, a […]
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In this post, we’ll look at strategies for backups and disaster recovery. Note: I am giving a talk on Backups and Disaster Recovery Best Practices on July 27th. Register Now When discussing disaster recovery, it’s important to take your business’ continuity plan into consideration. Backup and recovery processes are a critical part of any application […]
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We are extending the Percona Live Open Source Database Conference Europe 2017 call for papers deadline to Monday, July 24, 2017. Get your submissions in now! Between our Conference Committee working hard to review all the outstanding talk ideas, and the many community requests for more time, we didn’t want to shortchange any of our applicants. If […]
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Percona announces the release of Percona Monitoring and Management 1.2.0 on July 14, 2017. For installation instructions, see the Deployment Guide. Changes in PMM Server PMM Server 1.2.0 introduced the following changes: Updated Components Consul 0.8.5 Grafana 4.3.2 Orchestrator 2.1.5 Prometheus 1.7.1 New Features PMM-737: New graphs in System Overview dashboard: Memory Advanced Details Saturation Metrics PMM-1090: Added ESXi support […]
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In this blog post, I’ll look at a trick we use at Percona when upgrading to MySQL 5.7. I’ll be covering this subject (and others) in my webinar Learning MySQL 5.7 on Wednesday, July 19, 2017. We’ve been doing upgrades for quite a while here are Percona, and we try to optimize, standardize and improve this process […]
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In this blog post, I will run a gh-ost benchmark against the performance of pt-online-schema-change. When gh-ost came out, I was very excited. As MySQL ROW replication became commonplace, you could use it to track changes instead of triggers. This practice is cleaner and safer compared to Percona Toolkit’s pt-online-schema-change. Since gh-ost doesn’t need triggers, I assumed it would […]
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In this blog post, we’ll look at how using thread_statistics can cause high memory usage. I was recently working on a high memory usage issue for one of our clients, and made some interesting discoveries: high memory usage with no bounds. It was really tricky to diagnose. Below, I am going to show you how to […]
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Join Percona’s Chief Evangelist, Colin Charles as he presents Securing Your MySQL/MariaDB Data on Tuesday, July 11, 2017 at 7:00 am PDT / 10:00 am EDT (UTC-7). Register Now This webinar will discuss the features of MySQL/MariaDB that when enabled and used improve the default usage of MySQL. Many cloud-based applications fail to: Use appropriate filesystem […]
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