Autoscaling Databases in Kubernetes for MongoDB, MySQL, and PostgreSQL
At some point, your needs for improving database performance may run into a threshold where optimization and tuning are no longer enough. If you cannot change the database engine and can no longer tune the parameters for your workload, you need to use scaling. As it is widely known, scaling may be either vertical or horizontal. Vertical scaling means adding more resources to a single node. Usually
MySQL 8.0.14: A Road to Parallel Query Execution is Wide Open!
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One Billion Tables in MySQL 8.0 with ZFS
All of Percona’s open-source software products, in one place, to download as much or as little as you need.
An Introduction to MySQL Replication: Exploring Different Types of MySQL Replication Solutions
This blog was originally published in February 2017 and was updated in September 2023. In this blog post, I provide an in-depth introduction to MySQL Replication, answering what it is, how it works, its benefits and challenges, as well as reviewing some of the MySQL replication concepts that are part of the MySQL environment (and Percona Server for MySQL specifically). I will finish by also clarif
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All of Percona’s open-source software products, in one place, to download as much or as little as you need.
Is Your Database Affected by CVE-2016-6662?
In this blog post, I will discuss the CVE-2016-6662 vulnerability, how to tell if it affects you, and how to prevent the vulnerability from affecting you if you have an older version of MySQL. I’ll also list which MySQL versions include the vulnerability fixes. As we announced in a previous post, there are certain scenarios in Percona Server (and MySQL) that can allow a remote root code execution
Percona Live Europe featured talk with Manyi Lu — MySQL 8.0: what’s new in Optimizer
Welcome to a new Percona Live Europe featured talk with Percona Live Europe 2016: Amsterdam speakers! In this series of blogs, we’ll highlight some of the speakers that will be at this year’s conference. We’ll also discuss the technologies and outlooks of the speakers themselves. Make sure to read to the end to get a special Percona Live Europe registration bonus! In this Percona Live Europe featu
MySQL 5.7 read-write benchmarks
In this post, we’ll look at the results from some MySQL 5.7 read-write benchmarks. In my past blogs I’ve posted benchmarks on MySQL 5.5 / 5.6 / 5.7 in OLTP read-only workloads. For example: MySQL 5.7 sysbench OLTP read-only results: is MySQL 5.7 really faster? MySQL 5.7 primary key lookup results: is it really faster? ProxySQL versus MaxScale for OLTP RO workloadsNow, it is time to test some read-
Is MySQL's innodb_file_per_table slowing you down?
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Practical Tips for Using MySQL as a Scalable Key-Value Store
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Sysbench Benchmark for MongoDB - v0.1.0 Performance Update
Two months ago I posted a performance comparison running Sysbench on MongoDB versus MongoDB with Fractal Tree Indexes v0.0.2. The benchmark showed a 133% improvement in throughput. Nice, but our engineering team had an effort on our road-map for lock refinement that we believed would really boost our performance, which is now available in v0.1.0. The benchmark application itself is unchanged and a
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Is Oracle Finally Killing MySQL?
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MySQL 5.7 primary key lookup results: is it really faster?