specified defaults for lmdb-shards setting

diff --git a/docs/backends/lmdb.rst b/docs/backends/lmdb.rst
index 87b829de85b97ba784a8ae005644c0d0ecf0e477..4bc8e151f8fb1cc80addd6e338ca919a6ca82c15 100644 (file)
--- a/docs/backends/lmdb.rst
+++ b/docs/backends/lmdb.rst
@@ -38,6 +38,7 @@ Path to the LMDB file (e.g. */var/spool/powerdns/pdns.lmdb*)
 ^^^^^^^^^^^^^^^^^
 
 Records database will be split into this number of shards e.g. lmdb-shards=64
+Default is 2 on 32 bits systems, and 64 on 64 bits systems.
 
 .. _setting-lmdb-sync-mode: