On Nov 24, 2020, at 10:43 AM, centos at niob.at wrote: > > On 24/11/2020 18:32, John Pierce wrote: >> zpool create newpool mirror sdb sdc mirror sdd sde mirror sdf sdg mirror >> sdh sdi spare sdj sdk >> zfs create -o mountpoint=/var/lib/pgsql-11 newpool/postgres11 > > This *might* be a valid answer if zfs was supported on plain CentOS... Since we’re talking about CentOS, “support” here must mean community support, as opposed to commercial support, so: https://openzfs.github.io/openzfs-docs/Getting%20Started/RHEL%20and%20CentOS.html