It is advised that you either enable the PG-Autoscaler or calculate the PG
number based on your setup. You can find the formula and the PG calculator
-footnote:[PG calculator https://ceph.com/pgcalc/] online. From Ceph Nautilus
+footnote:[PG calculator https://web.archive.org/web/20210301111112/http://ceph.com/pgcalc/] online. From Ceph Nautilus
onward, you can change the number of PGs
footnoteref:[placement_groups,Placement Groups
{cephdocs-url}/rados/operations/placement-groups/] after the setup.