doc/radosgw: fix pgcalc link

The pgcalc tool has moved to the "old" ceph site so update
the link to avoid a 404.

Signed-off-by: Ville Ojamo <14869000+bluikko@users.noreply.github.com>
(cherry picked from commit 7e1dc469648028d064a6c0faeabe9ecb3c11f32f)

diff --git a/doc/radosgw/pools.rst b/doc/radosgw/pools.rst
index a9b00eac1d62edea8295b6ad660c43d3b623a177..bb1246c1fcac922ef33133858967108686ca5159 100644 (file)
--- a/doc/radosgw/pools.rst
+++ b/doc/radosgw/pools.rst
@@ -17,7 +17,7 @@ exist, it will create that pool with the default values from
 are sufficient for some pools, but others (especially those listed in
 ``placement_pools`` for the bucket index and data) will require additional
 tuning. We recommend using the `Ceph Placement Group’s per Pool
-Calculator <http://ceph.com/pgcalc/>`__ to calculate a suitable number of
+Calculator <https://old.ceph.com/pgcalc/>`__ to calculate a suitable number of
 placement groups for these pools. See
 `Pools <http://docs.ceph.com/en/latest/rados/operations/pools/#pools>`__
 for details on pool creation.