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November 14, 2024
Exploring Kubernetes CPU Resources in View of Percona XtraDB Cluster’s Flow Control
Even though I used a dedicated Kubernetes cluster to host my test database, I had this belief that by not [...]
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November 12, 2024
Alternatives to Cloud DBaaS: What to Look For
Originally published on The New Stack. Building a flexible cloud strategy means making decisions that align with operational efficiency, cost [...]
November 6, 2024
An Elephant in the Cluster: Making PostgreSQL Feel at Home on Kubernetes
TL;DR Kubernetes was built for stateless apps, but as more stateful applications (like databases) run on it, operators include quite [...]
November 5, 2024
Valkey/Redis Key-Specific Dump, Restore, and Migration
Managing keys inside Valkey/Redis is crucial, especially when we need to test in a different environment or restore a partial/specific [...]
November 4, 2024
Exposing PostgreSQL with NGINX Ingress Controller
I wrote a blog post in the past about a generic approach on how to expose databases in Kubernetes with [...]
November 1, 2024
How Can MySQL Catch Up with PostgreSQL’s Momentum?
When I talk to old-timers in the MySQL community, I often hear this question: “How come MySQL is so awesome [...]
October 31, 2024
Tracking Dual Passwords in MySQL
We already have blog posts about Dual Password in MySQL from Brian Sumpter – Using MySQL 8 Dual Passwords, and [...]
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October 30, 2024
Percona Backup for MongoDB and Disk Snapshots in Amazon AWS – Part 2
Percona Backup for MongoDB (PBM) supports snapshot-based physical backups. This is made possible by the backup cursor functionality present in [...]
October 29, 2024
Migrate from Redis to Valkey Without Downtime
Migrating from Redis to Valkey can significantly reduce costs associated with private licensing for your application. However, the biggest concern [...]
October 28, 2024
Abandonware in Popular Open Source Databases
Inspired by this comment in the Hacker News discussion, I posted polls on my LinkedIn network about the tendency (or [...]
October 24, 2024
Redis Users Want a Change
Originally published on The New Stack. Open source Valkey is emerging as a top contender for the 75% of companies [...]
October 23, 2024
Open Source and Flawed Foundations
I have always been a big advocate of “Foundation”-run open source projects as being better compared to single-vendor projects, where [...]
October 21, 2024
Percona Backup for MongoDB and Disk Snapshots in Amazon AWS
We recently covered the use case of Percona Backup for MongoDB and Disk Snapshots in Google Cloud Platform; now it’s time [...]
October 15, 2024
Percona Backup for MongoDB and Disk Snapshots in Google Cloud Platform – Part 2
Percona Backup for MongoDB (PBM) supports snapshot-based physical backups. This is made possible by the backup cursor functionality present in [...]
October 8, 2024
Unlocking the Power of Cloud Snapshots: Backup and Restore Your MongoDB Clusters on Kubernetes
There are various ways to backup and restore Percona Server for MongoDB clusters when you run them on Kubernetes. Percona [...]
October 2, 2024
Percona Backup for MongoDB and Disk Snapshots in Google Cloud Platform
Percona Backup for MongoDB (PBM) supports snapshot-based physical backups. This is made possible by the backup cursor functionality present in [...]
September 30, 2024
MongoDB: New Balancer Policy and Automerger
MongoDB provides scalability and high availability at ease. If you already have a sharded cluster, you know for sure what [...]
September 26, 2024
Dealing with a ‘DatabaseVersion.timestamp’ Error After a MongoDB Upgrade
Recently, one of our customers reported a problem after upgrading a sharded cluster from MongoDB 5.0 to 6.0. The upgrade [...]
September 25, 2024
How Network Splits/Partitions Impact Group Replication in MySQL
In this blog post, we will explore how network partitions impact group replication and the way it detects and responds [...]