On 11/11/18 11:52 AM, mick crane wrote: > hello > > this last upgrade buster upgraded postgresql-10 to 11 > I'm not sure what uses postgresql. > during upgrade think there was a message about pg_upgradecluster or I > may have read that in manpage. > > :~# ps -ef | grep postgre > postgres 599 1 0 09:36 ? 00:00:00 > /usr/lib/postgresql/10/bin/postgres -D /var/lib/postgresql/10/main -c > config_file=/etc/postgresql/10/main/postgresql.conf > postgres 600 1 0 09:36 ? 00:00:00 > /usr/lib/postgresql/11/bin/postgres -D /var/lib/postgresql/11/main -c > config_file=/etc/postgresql/11/main/postgresql.conf > > shows postgresql-10 and -11 both running after reboot ( I thought reboot > might dump 10 if not needed ) > > should I do "pg_upgradecluster" ? > how to find out if 10 is needed and if not needed stop it ? > > please bear in mind I don't know what I'm doing. > > mick
Hi Mick, I think that you should the following: - drop existing cluster of PostgreSQL 11 - upgrade existing PostgreSQL 10 cluster to 11 - drop existing PostgreSQL 10 - remove PostgreSQL 10 packages You have to use commands: pg_dropcluster and pg_upgradecluster HTH Kind regards Georgi