diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 7e32b0686c..67a0e997bb 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -1472,6 +1472,11 @@ include_dir 'conf.d'
The default is TLSv1.2, which satisfies industry
best practices as of this writing.
+
+
+ This parameter can only be set in the postgresql.conf
+ file or on the server command line.
+
@@ -1490,6 +1495,11 @@ include_dir 'conf.d'
useful for testing or if some component has issues working with a
newer protocol.
+
+
+ This parameter can only be set in the postgresql.conf
+ file or on the server command line.
+
@@ -1703,7 +1713,7 @@ include_dir 'conf.d'
.
The default is zero (0).
When set to 0, the default huge page size on the
- system will be used.
+ system will be used. This parameter can only be set at server start.
Some commonly available page sizes on modern 64 bit server architectures include:
@@ -1900,6 +1910,9 @@ include_dir 'conf.d'
the value of should
be used instead. The setting has no effect on the behavior of
VACUUM when run in other contexts.
+ This parameter can only be set in the
+ postgresql.conf file or on the server command
+ line.
@@ -2029,7 +2042,8 @@ include_dir 'conf.d'
the huge_pages setting on operating systems where
that is supported, and may be more likely to benefit from larger pages
on operating systems where that is managed automatically.
- The default value is 0 (none).
+ The default value is 0 (none). This parameter can
+ only be set at server start.
@@ -4794,7 +4808,8 @@ ANY num_sync ( num_sync (