Percona is happy to announce the first experimental binary of Percona XtraDB Cluster 8.0 on October 1, 2019. This is a major step for tuning Percona XtraDB Cluster to be more cloud- and user-friendly. This release combines the updated and feature-rich Galera 4, with substantial improvements made by our development team. Improvements and New Features [&]

https://www.percona.com/blog/2019/10/01/experimental-binary-of-percona-xtradb-cluster-8-0/