As we continue the development of our Percona Operators to simplify database deployment in Kubernetes (Percona Server for MongoDB Operator 0.3.0 and Percona XtraDB Cluster Operator 0.3.0), one very popular question I get is: how does deployment in Kubernetes affect MySQL performance? Is there a big performance penalty? So I plan to look at how to measure and compare the performance of Kubernetes deployments to bare metal deployments. Kubernetes manages a lot of infrastructure resources like network, storage, cpu, and memory, so we need to look individually at different components.
To begin: I plan to run a single MySQL (Percona Server) instances in …[Read more]