to 26. marrask. 2020 klo 18.45 Thomas Goirand <z...@debian.org> kirjoitti:
> Hi Otto, > > On 11/26/20 4:44 PM, Otto Kekäläinen wrote: > > Hello! > > > > MariaDB 10.5 release 1:10.5.8-3 finally entered Debian testing > > today[1]. It has been in unstable since early September, and the work > > on the successor of 10.3 in Debian started already in January (with > > 10.4 which then turned into 10.5 as upstream released it this spring). > > Thanks for maintaining MariaDB in Debian. > > Do you happen to know the procedure for upgrading a Galera cluster of 3 > MariaDB nodes from 10.3 to 10.5? Is this formalized in some doc anywhere? > You can do a live rolling upgrade. New hosts with Galera 4 can join a running Galera 3 cluster one by one, but once upgrade starts no new old hosts can join anymore, only leave. https://www.slideshare.net/ottokekalainen/debconf-2020-whats-new-in-mariadb-server-105-and-galera-4#34 https://galeracluster.com/library/documentation/upgrading.html MariaDB 10.4 intoduced Galera 4, so this applies for MariaDB 10.3 (Galera 3) -> 10.5 ((Galera 4) upgrades as well: https://mariadb.com/kb/en/upgrading-from-mariadb-103-to-mariadb-104-with-galera-cluster/ >
