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+<?xml version="1.0" encoding="iso-8859-1"?>
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+<refentry id="tdbbackup.8">
+<refentryinfo><date>2015-04-25</date></refentryinfo>
+
+<refmeta>
+ <refentrytitle>tdbbackup</refentrytitle>
+ <manvolnum>8</manvolnum>
+ <refmiscinfo class="source">Samba</refmiscinfo>
+ <refmiscinfo class="manual">System Administration tools</refmiscinfo>
+ <refmiscinfo class="version">3.6</refmiscinfo>
+</refmeta>
+
+
+<refnamediv>
+ <refname>tdbbackup</refname>
+ <refpurpose>tool for backing up and for validating the integrity of samba .tdb files</refpurpose>
+</refnamediv>
+
+<refsynopsisdiv>
+ <cmdsynopsis>
+ <command>tdbbackup</command>
+ <arg choice="opt">-s suffix</arg>
+ <arg choice="opt">-v</arg>
+ <arg choice="opt">-h</arg>
+ <arg choice="opt">-n hashsize</arg>
+ <arg choice="opt">-l</arg>
+ </cmdsynopsis>
+</refsynopsisdiv>
+
+<refsect1>
+ <title>DESCRIPTION</title>
+
+ <para>This tool is part of the <citerefentry><refentrytitle>samba</refentrytitle>
+ <manvolnum>1</manvolnum></citerefentry> suite.</para>
+
+ <para><command>tdbbackup</command> is a tool that may be used to backup samba .tdb
+ files. This tool may also be used to verify the integrity of the .tdb files prior
+ to samba startup or during normal operation. If it finds file damage and it finds
+ a prior backup the backup file will be restored.
+ </para>
+</refsect1>
+
+
+<refsect1>
+ <title>OPTIONS</title>
+
+ <variablelist>
+
+ <varlistentry>
+ <term>-h</term>
+ <listitem><para>
+ Get help information.
+ </para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>-s suffix</term>
+ <listitem><para>
+ The <command>-s</command> option allows the administrator to specify a file
+ backup extension. This way it is possible to keep a history of tdb backup
+ files by using a new suffix for each backup.
+ </para> </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>-v</term>
+ <listitem><para>
+ The <command>-v</command> will check the database for damages (corrupt data)
+ which if detected causes the backup to be restored.
+ </para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>-n hashsize</term>
+ <listitem><para>
+ The <command>-n</command> option sets the hash size for the new backup tdb.
+ </para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>-l</term>
+ <listitem><para>
+ This options disables any locking, by passing TDB_NOLOCK
+ to tdb_open_ex(). Only use this for database files which
+ are not used by any other process! And also only if it is otherwise not
+ possible to open the database, e.g. databases which were created with
+ mutex locking.
+ </para></listitem>
+ </varlistentry>
+
+ </variablelist>
+</refsect1>
+
+
+<refsect1>
+ <title>COMMANDS</title>
+
+ <para><emphasis>GENERAL INFORMATION</emphasis></para>
+
+ <para>
+ The <command>tdbbackup</command> utility can safely be run at any time. It was designed so
+ that it can be used at any time to validate the integrity of tdb files, even during Samba
+ operation. Typical usage for the command will be:
+ </para>
+
+ <para>tdbbackup [-s suffix] *.tdb</para>
+
+ <para>
+ Before restarting samba the following command may be run to validate .tdb files:
+ </para>
+
+ <para>tdbbackup -v [-s suffix] *.tdb</para>
+
+ <para>
+ Samba .tdb files are stored in various locations, be sure to run backup all
+ .tdb file on the system. Important files includes:
+ </para>
+
+ <itemizedlist>
+ <listitem><para>
+ <command>secrets.tdb</command> - usual location is in the /usr/local/samba/private
+ directory, or on some systems in /etc/samba.
+ </para></listitem>
+
+ <listitem><para>
+ <command>passdb.tdb</command> - usual location is in the /usr/local/samba/private
+ directory, or on some systems in /etc/samba.
+ </para></listitem>
+
+ <listitem><para>
+ <command>*.tdb</command> located in the /usr/local/samba/var directory or on some
+ systems in the /var/cache or /var/lib/samba directories.
+ </para></listitem>
+ </itemizedlist>
+
+</refsect1>
+
+<refsect1>
+ <title>VERSION</title>
+
+ <para>This man page is correct for version 3 of the Samba suite.</para>
+</refsect1>
+
+<refsect1>
+ <title>AUTHOR</title>
+
+ <para>
+ The original Samba software and related utilities were created by Andrew Tridgell.
+ Samba is now developed by the Samba Team as an Open Source project similar to the way
+ the Linux kernel is developed.
+ </para>
+
+ <para>The tdbbackup man page was written by John H Terpstra.</para>
+</refsect1>
+
+</refentry>