by Pep Pla | Dec 11, 2025 | Insight for DBAs, MySQL, PostgreSQL
Being a Tale of Databases, Binary Logs, WAL Files, and the Redemption of Ebenezer Scrooge, DBA Part the First — In Which We Meet Ebenezer Scrooge, Database Administrator Extraordinary It was a cold, dark, and CPU-bound night. The wind blew fierce across the datacenter...
by Divyanshu Soni | Apr 2, 2025 | Insight for DBAs, MongoDB, Percona Software
This blog was originally published in September 2020 and was updated in April 2025. As a MongoDB user, ensuring your data is safe and secure in the event of a disaster or system failure is crucial. That’s why it’s essential to implement effective MongoDB...
by Adamo Tonete | Mar 1, 2025 | Insight for DBAs, MongoDB, Percona Software
This blog was originally published in October 2017 and was updated in March 2025. Is your MongoDB database struggling with growth? Sharding might be the answer, but it’s a complex architectural change. Understanding MongoDB sharding best practices is crucial...
by Sergey Pronin | Mar 15, 2023 | Cloud, MongoDB, Percona Software
We at Percona talk a lot about how Kubernetes Operators automate the deployment and management of databases. Operators seamlessly handle lots of Kubernetes primitives and database configuration bits and pieces, all to remove toil from operation teams and provide a...
by Przemysław Malkowski | Feb 23, 2023 | Cloud, Insight for DBAs, MongoDB
If you ever had to make a quick ad-hoc backup of your MongoDB databases, but there was not enough disk space on the local disk to do so, this blog post may provide some handy tips to save you from headaches. It is a common practice that before a backup can be stored...
by Daniel Guzmán Burgos | Sep 8, 2022 | Cloud, Insight for DBAs, MySQL, Percona Software
You have your database instance deployed with AWS and you are using AWS RDS for MySQL. All work smoothly in terms of satisfying queries for your application and delivering reliable uptime and performance. Now you need to take care of your backup strategy. Business is...
by David Ducos | Jul 6, 2021 | Insight for DBAs, MySQL
The new MyDumper 0.10.7 version, which includes many new features and bug fixes, is now available. You can download the code from here. For this release, we have added several features like WHERE support that is required for partial backups. We also added CHECKSUM...
by David Ducos | May 7, 2021 | Insight for DBAs, MySQL
The new MyDumper 0.10.5 version, which includes many new features and bug fixes, is now available. You can download the code from here. For this release, we focused on fixing some old issues and testing old pull requests to get higher quality code. On releases...
by David Ducos | Apr 21, 2021 | Insight for DBAs, MySQL, Open Source
MySQL databases keep getting larger and larger. And the larger the databases get, the harder it is to backup and restore them. MyDumper has changed the way that we perform logical backups to enable you to restore tables or objects from large databases. Over the years...
by Andrew Pogrebnoi | Jan 14, 2020 | MongoDB, Percona Software
Prior to version 1.0, Percona Backup for MongoDB (PBM) had a separate coordinator daemon as a key part of its architecture. The coordinator was handling all communications with backup agents and the control program. It held a PBM configuration and backups list, made a...
by Jervin Real | Sep 14, 2017 | Insight for DBAs, MySQL, Webinars
Hello again! On August 16, we delivered a webinar on MySQL backups. As always, we’ve had a number of interesting questions. Some of them we’ve answered on the webinar, but we’d like to share some of them here in writing. What is the best way to...
by Dave Avery | May 30, 2017 | Insight for DBAs, MySQL, Percona Software, Webinars
Please join Percona’s solution engineer, Dimitri Vanoverbeke as he presents Online MySQL Backups with Percona XtraBackup on Wednesday, May 31, 2017 at 7:00 am PDT / 10:00 am EDT (UTC-7). Register Now Percona XtraBackup is a free, open source, complete online...
by Vadim Tkachenko | Mar 20, 2017 | MySQL, Percona Software
In this blog, we’ll look at running Percona XtraBackup on Windows via a Docker container. The question whether Percona XtraBackup is available for Windows comes up every so often. While we are not planning to provide regular releases for Windows, I decided to...
by Jon Tobin | Jan 9, 2017 | Cloud, Insight for DBAs, MongoDB, Open Source
This blog post is the second in a series covering MongoDB PIT backups. You can find the first part here. Sharding Makes Everything Fun(ner) The first blog post in this series looked at MongoDB backups in a simple single-replica set environment. In this post,...
by Jon Tobin | Dec 16, 2016 | Cloud, Insight for DBAs, Insight for Developers, MongoDB, Open Source, Percona Software
In this blog is an in-depth discussion of MongoDB PIT backups. Note: INTIMIDATION FREE ZONE!! This post is meant to give the reader most of the knowledge that is needed to understand the material. This includes basic MongoDB knowledge and other core concepts. I have...
by Hrvoje Matijakovic | May 23, 2016 | MySQL, Percona Events, Percona Software
Percona is glad to announce the GA release of Percona XtraBackup 2.4.3 on May 23rd, 2016. Downloads are available from our download site and from apt and yum repositories. Percona XtraBackup enables MySQL backups without blocking user queries, making it ideal for...
by Peter Zaitsev | Mar 3, 2015 | Insight for DBAs, MySQL, Percona Live
Talking with Percona Live attendees last year I heard a couple of common themes. First, people told me that there is a lot of great advanced content at Percona Live but there is not much for people just starting to learn the ropes with MySQL. Second, they would like...
by Vadim Tkachenko | Jul 15, 2014 | MySQL, Percona Software
In my recent post, “TokuDB gotchas: slow INFORMATION_SCHEMA TABLES,” I saw a couple questions and tweets asking if we use TokuDB in production. Actually I mentioned it in that post and we also blogged about it in a couple of other recent posts: Getting to...
by Jervin Real | Apr 24, 2014 | MySQL, Percona Services, Percona Software
We’ve recently received a number of questions on how to implement incremental MySQL backups alongside encryption with Percona XtraBackup. Some users thought it was not initially possible because with the default --encrypt options with XtraBackup, all files will...
by Bill Karwin | Feb 12, 2014 | Insight for DBAs, Webinars
January 22 I gave a presentation on “How to Avoid Common (but Deadly) MySQL Operations Mistakes” for Percona MySQL Webinars. If you missed it, you can still register to view the recording and my slides. Thanks to everyone who attended, and especially to...
