Personal blog of Yzmir Ramirez

Evolution is one of the inherent traits of modern software. Many people reach out to product teams daily, asking to add more functionality to the software products they use and love. This is understandable: there will always be ways to make a product better by adding more features to the users’ delight so they can […]

In Percona Server for MySQL 8.0.41 / 8.4.4, we significantly re-designed the Data Masking Component. In particular, we made the following changes: Changed the user on behalf of whom we execute internal queries for dictionary operations. Introduced an in-memory dictionary term cache that allows significant speed-up of dictionary operations. Introduced masking_dictionaries_flush() User Defined Function. Introduced […]

If you’re using MongoDB, whether it’s the Community Edition, Enterprise Advanced, or Atlas, you’ve probably asked yourself at some point: what is this actually costing us? And the answer isn’t always easy to pin down. The reality is that there’s no one-size-fits-all price tag. Your infrastructure, usage patterns, and team setup all factor in. That’s […]

As more organizations move their PostgreSQL databases onto Kubernetes, a common question arises: Which storage solution best handles its demands? Picking the right option is critical, directly impacting performance, reliability, and scalability. For stateful workloads like PostgreSQL, storage must offer high availability and safeguard data integrity, even under intense, high-volume conditions. To address these concerns, […]

Kubernetes is becoming a popular choice for running containerized applications. While the core idea is to have a single container running the application in a Pod, there are many cases where one or more containers need to run alongside the application container, such as containers for capturing logs, metrics, etc. This approach is typically referred […]

Everyone knows that MongoDB has FTDC (Full-Time Diagnostic Data Capture), which helps MongoDB engineers analyze server behavior, tune parameters, and conduct forensic work when issues occur within their clusters. Here at Percona, we’ve been using the Keyhole tool for a while, and it’s great! It’s very useful for tuning parameters or analyzing what happened at […]

When performing backups, reducing the amount of time your server is locked can significantly improve performance and minimize disruptions. Percona XtraBackup 8.4 Pro introduces improvements in how DDL (Data Definition Language) locks (aka Backup Locks) are managed, allowing for reduced locking during backups. In this post, we’ll explore the impact of these enhancements. TL;DR (Summary) […]

At Percona, we’re committed to providing you with the best database monitoring and management tools. With the release of Percona Monitoring and Management 3 (PMM 3), we’re now entering a critical phase in the lifecycle of PMM 2. We understand that PMM 2 remains a vital tool for many of our users, and we want […]

If you’re running enterprise applications, you might be facing a common dilemma: cloud solutions offer great features, but regulatory constraints and data sovereignty laws might prevent you from using them fully. In fact, about 60% of enterprises struggle with this exact problem. While cloud computing delivers scalability and convenience, your organization might require on-premises or […]

In this blog, we will look at the differences between LTS (Long Term Stable) versions of Percona Server for MySQL. Released in April 2019, MySQL 8.0 represented a major change from the previous version, 5.7, introducing significant changes to the data dictionary and enabling many features and enhancements. It also provided no direct downgrade path, […]