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<chapter id="backup">
<title>Backup and Restore</title>
establish all the frozen snapshots.
</para>
+ <para>
+ Another option is to use <application>rsync</> to perform a file
+ system backup. First, while the database server is running,
+ run <application>rsync</>, then shut down the database
+ server and perform a second <application>rsync</>, then
+ restart the database server. This allows a file system backup to be
+ performed with minimal downtime.
+ </para>
+
<para>
Note that a file system backup will not necessarily be
smaller than an SQL dump. On the contrary, it will most likely be