Percona Community blog: Page 10

The Problem HELP, HELP! My Percona XtraDB Cluster version: 5.7.31-31. Single Node is stuck in a joined state....

This is the english version of a 2007 article. In de.comp.os.unix.linux.misc somebody asked:...

So this happened: CentOS Project shifts focus to CentOS Stream...

Overview In this article, I look at how poorly designed sharding systems and replication systems in PostgreSQL affect query performance in high volume situation...

The tables in PERFORMANCE_SCHEMA (P_S) are not actually tables. You should not think of them as tables, even if your SQL works on them. You should not JOIN them...

At work, I am in an ongoing discussion with a number of people on the Observability of Outliers. It started with the age-old question “How do I find slow querie...

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I am always surprised to learn something new whenever I talk to a member of the open-source community. No matter how much I think I have heard of every use case...

At MayaData we like new tech. Tech that makes our databases perform better. Tech like lockless ring buffers, NVMe-oF, and Kubernetes. In this blog post we’re go...

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