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doc: various updates

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This commit is contained in:
Ian Barwick
2019-03-13 16:55:32 +09:00
parent 617e466f72
commit 5f92fbddf2
4 changed files with 24 additions and 107 deletions
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8
doc/configuring-witness-server.sgml
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@@ -1,7 +1,6 @@
<chapter id="using-witness-server">
<indexterm>
<primary>witness server</primary>
<seealso>Using a witness server with repmgrd</seealso>
</indexterm>
@@ -9,8 +8,9 @@
<para>
A <xref linkend="witness-server"> is a normal PostgreSQL instance which
is not part of the streaming replication cluster; its purpose is, if a
failover situation occurs, to provide proof that the primary server
itself is unavailable.
failover situation occurs, to provide proof that it is the primary server
itself which is unavailable, rather than e.g. a network split between
different physical locations.
</para>
<para>
@@ -53,7 +53,7 @@
in the same physical location as the cluster's primary server.
</para>
<para>
This instance should *not* be on the same physical host as the primary server,
This instance should <emphasis>not</emphasis> be on the same physical host as the primary server,
as otherwise if the primary server fails due to hardware issues, the witness
server will be lost too.
</para>