Network is a major part of a database infrastructure. However, often performance benchmarks are done on a local machine, where a client and a server are collocated – I am guilty myself. This is done to simplify the setup and to exclude one more variable (the networking part), but with this we also miss looking at how network affects performance.
The network is even more important for clustering products like Percona XtraDB Cluster and MySQL Group Replication. Also, we are working on our Percona XtraDB Cluster Operator for Kubernetes and OpenShift, where network performance is critical for overall …[Read more]