Once PgBouncer is installed, configured, and operational, we still need to utilize it. How do we connect to PgBouncer instead of PostgreSQL?
Make sure PgBouncer is configured and running. Take a look at the Configure PgBouncer safely recipe. Then, execute this at the command line to check for the service:
pgrep -lf pgbouncer
We should see a line similar to this:
21281 /usr/bin/pgbouncer -d /etc/pgbouncer/pgbouncer.ini
If this is not the case, we need help beyond the scope of this book. Feel free to check the PgBouncer mailing list for assistance. The community is willing to help too, so let them.
If our PostgreSQL server is on
192.168.56.30, we can connect to PgBouncer by using port
psql, we can connect to the
postgres database through PgBouncer with this command:
psql -p 6432 -h 192.168.56.30 postgres
With PgAdmin, we will just change the connection settings to resemble this: