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From: David Steele <david@pgmasters.net>
To: Andres Freund <andres@anarazel.de>
To: pgsql-committers@postgresql.org
Subject: Re: pgsql: Make WAL segment size configurable at initdb time.
Date: Thu, 20 Sep 2018 11:48:08 -0400
Message-ID: <68ea97d6-2ed9-f339-e57d-ab3a33caf3b1@pgmasters.net> (raw)
In-Reply-To: <E1duXBW-0003QB-4d@gemulon.postgresql.org>
References: <E1duXBW-0003QB-4d@gemulon.postgresql.org>

Hi Andres,

On 9/20/17 1:04 AM, Andres Freund wrote:
>
> Make WAL segment size configurable at initdb time.

<...>

> https://git.postgresql.org/pg/commitdiff/fc49e24fa69a15efacd5b8958115ed9c43c48f9a
It appears that fc49e24f missed updating the runtime config presets
documentation.

Patch attached.

Regards,
-- 
-David
david@pgmasters.net

Attachments:


wal-segment-size-doc.patch (text/plain, 811B) download
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index e1073ac6d3..3bfd172441 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -8440,10 +8440,8 @@ dynamic_library_path = 'C:\tools\postgresql;H:\my_project\lib;$libdir'
       </term>
       <listitem>
        <para>
-        Reports the number of blocks (pages) in a WAL segment file.
-        The total size of a WAL segment file in bytes is equal to
-        <varname>wal_segment_size</varname> multiplied by <varname>wal_block_size</varname>;
-        by default this is 16MB.  See <xref linkend="wal-configuration"/> for
+        Reports the size of write ahead log segments.
+        The default value is 16MB. See <xref linkend="wal-configuration"/> for
         more information.
        </para>
       </listitem>


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  Subject: Re: pgsql: Make WAL segment size configurable at initdb time.
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