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Rename the built-in tablespaces to pg_default and pg_global, and prohibit

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creation of user-defined tablespaces with names starting with 'pg_', as
per suggestion of Chris K-L.  Also install admin-guide tablespace
documentation from Gavin.
This commit is contained in:
Tom Lane
2004-06-21 04:06:07 +00:00
parent 483b7f8249
commit f5f448fb3e
7 changed files with 140 additions and 117 deletions
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15
doc/src/sgml/diskusage.sgml
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@@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/diskusage.sgml,v 1.10 2003/11/29 19:51:36 pgsql Exp $
$PostgreSQL: pgsql/doc/src/sgml/diskusage.sgml,v 1.11 2004/06/21 04:06:03 tgl Exp $
-->
<chapter id="diskusage">
@@ -124,20 +124,15 @@ SELECT relname, relpages FROM pg_class ORDER BY relpages DESC;
<para>
If you cannot free up additional space on the disk by deleting
other things you can move some of the database files to other file
systems and create a symlink from the original location. But
note that <application>pg_dump</> cannot save the location layout
information of such a setup; a restore would put everything back in
one place. To avoid running out of disk space, you can place the
WAL files or individual databases in other locations while creating
them. See the <command>initdb</> documentation and <xref
linkend="manage-ag-alternate-locs"> for more information about that.
other things, you can move some of the database files to other file
systems by making use of tablespaces. See <xref
linkend="manage-ag-tablespaces"> for more information about that.
</para>
<tip>
<para>
Some file systems perform badly when they are almost full, so do
not wait until the disk is full to take action.
not wait until the disk is completely full to take action.
</para>
</tip>
</sect1>