For operating system-specific install instructions, see:
RHEL 8/OL 8
Rocky Linux 8/AlmaLinux 8
RHEL 7/OL 7
CentOS 7
SLES 15
SLES 12
Ubuntu 20.04
Ubuntu 18.04
Debian 11
Debian 10
Installing and managing Pgpool-II extensions
Installing EDB Pgpool-II Extensions on RHEL 8 or OL 8 x86_64