3 files changed, 18 insertions, 0 deletions
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 93735e3aea5..94d1eb2b81a 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -2151,6 +2151,22 @@ include_dir 'conf.d'
       </listitem>
      </varlistentry>
 
+     <varlistentry id="guc-max-notify-queue-pages" xreflabel="max_notify_queue_pages">
+      <term><varname>max_notify_queue_pages</varname> (<type>integer</type>)
+      <indexterm>
+       <primary><varname>max_notify_queue_pages</varname> configuration parameter</primary>
+      </indexterm>
+      </term>
+      <listitem>
+       <para>
+        Specifies the maximum amount of allocated pages for
+        <xref linkend="sql-notify"/> / <xref linkend="sql-listen"/> queue.
+        The default value is 1048576. For 8 KB pages it allows to consume
+        up to 8 GB of disk space.
+       </para>
+      </listitem>
+     </varlistentry>
+
      </variablelist>
      </sect2>
 
diff --git a/doc/src/sgml/ref/listen.sgml b/doc/src/sgml/ref/listen.sgml
index 2fab9d65a10..6c1f09bd455 100644
--- a/doc/src/sgml/ref/listen.sgml
+++ b/doc/src/sgml/ref/listen.sgml
@@ -148,6 +148,7 @@ Asynchronous notification "virtual" received from server process with PID 8448.
   <simplelist type="inline">
    <member><xref linkend="sql-notify"/></member>
    <member><xref linkend="sql-unlisten"/></member>
+   <member><xref linkend="guc-max-notify-queue-pages"/></member>
   </simplelist>
  </refsect1>
 </refentry>
diff --git a/doc/src/sgml/ref/notify.sgml b/doc/src/sgml/ref/notify.sgml
index d7dcbea02d4..fd6ed54e8f9 100644
--- a/doc/src/sgml/ref/notify.sgml
+++ b/doc/src/sgml/ref/notify.sgml
@@ -228,6 +228,7 @@ Asynchronous notification "foo" with payload "payload" received from server proc
   <simplelist type="inline">
    <member><xref linkend="sql-listen"/></member>
    <member><xref linkend="sql-unlisten"/></member>
+   <member><xref linkend="guc-max-notify-queue-pages"/></member>
   </simplelist>
  </refsect1>
 </refentry>