From a0563066bb3a0b8e662eb9e28fd5439c4f3dd5df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mart=C3=ADn=20Marqu=C3=A9s?=
 <martin.marques@2ndquadrant.com>
Date: Fri, 13 Apr 2018 09:39:11 -0300
Subject: [PATCH 1/2] Describe better vacuum_cost_limit, mentioning the lower
 and upper values it can take and the fact that once that value is reached the
 backend executing vacuum will sleep for vacuum_cost_delay milliseconds.

---
 doc/src/sgml/config.sgml | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 5d5f2d23c4..38e4766522 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -1860,8 +1860,9 @@ include_dir 'conf.d'
        </term>
        <listitem>
         <para>
-         The accumulated cost that will cause the vacuuming process to sleep.
-         The default value is 200.
+         This is the accumulated cost that will cause the vacuuming process to sleep
+         for <varname>vacuum_cost_delay</varname>. The parameter can take a value
+         between 1 and 10000. The default is 200.
         </para>
        </listitem>
       </varlistentry>
-- 
2.13.6