mirror of
https://github.com/Zeckmathederg/glfs.git
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16e115760c
git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@9942 af4574ff-66df-0310-9fd7-8a98e5e911e0
244 lines
7.6 KiB
XML
244 lines
7.6 KiB
XML
<?xml version="1.0" encoding="ISO-8859-1"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY % general-entities SYSTEM "../../general.ent">
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%general-entities;
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<!ENTITY lvm2-download-http " ">
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<!ENTITY lvm2-download-ftp "ftp://sources.redhat.com/pub/lvm2/LVM2.&lvm2-version;.tgz">
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<!ENTITY lvm2-md5sum "321429cd1b1526a29cf6d75018b1e4bb">
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<!ENTITY lvm2-size "1 MB">
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<!ENTITY lvm2-buildsize "15 MB">
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<!ENTITY lvm2-time "0.3 SBU">
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]>
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<sect1 id="lvm2" xreflabel="lvm-&lvm2-version;">
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<?dbhtml filename="lvm2.html"?>
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<sect1info>
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<othername>$LastChangedBy$</othername>
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<date>$Date$</date>
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</sect1info>
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<title>lvm2-&lvm2-version;</title>
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<indexterm zone="lvm2">
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<primary sortas="a-lvm2">lvm2</primary>
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</indexterm>
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<sect2 role="package">
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<title>Introduction to lvm2</title>
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<para>The <application>lvm2</application> package is a package that manages
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logical partitions. It allows spanning of file systems across multiple
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physical disks and disk partitions and provides for dynamic growing or shrinking
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of logical partitions.</para>
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&lfs70_checked;
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<bridgehead renderas="sect3">Package Information</bridgehead>
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<itemizedlist spacing="compact">
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<!--<listitem>
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<para>Download (HTTP): <ulink url="&lvm2-download-http;"/></para>
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</listitem>-->
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<listitem>
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<para>Download (FTP): <ulink url="&lvm2-download-ftp;"/></para>
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</listitem>
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<listitem>
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<para>Download MD5 sum: &lvm2-md5sum;</para>
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</listitem>
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<listitem>
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<para>Download size: &lvm2-size;</para>
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</listitem>
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<listitem>
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<para>Estimated disk space required: &lvm2-buildsize;</para>
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</listitem>
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<listitem>
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<para>Estimated build time: &lvm2-time;</para>
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</listitem>
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</itemizedlist>
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<para condition="html" role="usernotes">User Notes:
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<ulink url="&blfs-wiki;/lvm2"/></para>
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</sect2>
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<sect2 role="kernel" id='lvm2-kernel'>
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<title>Kernel Configuration</title>
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<para>Enable the following option in the kernel configuration
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and recompile the kernel:</para>
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<screen><literal>Device Drivers --->
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Multiple devices driver support (RAID and LVM): Y
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Device mapper support: Y or M
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Crypt target support: (optional)
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Snapshot target: (optional)
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Mirror target: (optional) </literal></screen>
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<indexterm zone="lvm2 lvm2-kernel">
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<primary sortas="d-lvm2">lvm2</primary>
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</indexterm>
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</sect2>
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<sect2 role="installation">
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<title>Installation of lvm2</title>
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<para>Install <application>lvm2</application> by running the following
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commands:</para>
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<screen><userinput>./configure --sbindir=/sbin --libdir=/lib --enable-pkgconfig &&
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make</userinput></screen>
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<!-- Note, there is a test suite (make check), but it is for LVM2 -->
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<para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>make install</userinput></screen>
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</sect2>
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<sect2 role="commands">
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<title>Command Explanations</title>
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<para><parameter>--enable-pkgconfig</parameter>: This parameter installs
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pkgconfig support.</para>
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<para><option>--enable-dmeventd</option>: This option builds the
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device-mapper event daemon.</para>
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<para><option>--enable-cmdlib</option>: This option builds the shared
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command library. It is required when building the daemon.</para>
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</sect2>
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<!-- TODO FIXME Need to create a boot script for dmeventd (devmapper-event)
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According to CBLFS, only needed in very specific situations.
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<sect2 role="configuration">
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<title>Configuring device-mapper</title>
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<sect3 id="device-mapper-init">
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<title>Boot Script</title>
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<para>To automatically start the <command>device-mapper</command> daemon
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when the system is rebooted, install the
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<filename>/etc/rc.d/init.d/device-mapper</filename>
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bootscript from the
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<xref linkend="bootscripts"/> package.</para>
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<indexterm zone="device-mapper device-mapper-init">
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<primary sortas="f-device-mapper">device-mapper</primary>
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</indexterm>
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<screen role="root"><userinput>make install-device-mapper</userinput></screen>
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</sect3>
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</sect2>
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-->
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<sect2 role="content">
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<title>Contents</title>
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<segmentedlist>
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<segtitle>Installed Programs</segtitle>
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<segtitle>Installed Libraries</segtitle>
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<segtitle>Installed Directories</segtitle>
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<seglistitem>
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<seg>dmsetup, fsadm, lvm, lvmconf, lvndump, vgimportclone. There
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are also numerous symbolic links to lvm to impement specific
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functionality.</seg>
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<seg>libdevmapper.so</seg>
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<seg>None</seg>
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</seglistitem>
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</segmentedlist>
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<variablelist>
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<bridgehead renderas="sect3">Short Descriptions</bridgehead>
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<?dbfo list-presentation="list"?>
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<?dbhtml list-presentation="table"?>
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<varlistentry id="dmsetup">
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<term><command>dmsetup</command></term>
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<listitem>
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<para>is a low level logical volume management tool.</para>
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<indexterm zone="lvm2 dmsetup">
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<primary sortas="b-dmsetup">dmsetup</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="fsadm">
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<term><command>fsadm</command></term>
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<listitem>
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<para>is a utility to resize or check filesystem on a device.</para>
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<indexterm zone="lvm2 fsadm">
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<primary sortas="b-fsadm">fsadm</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="lvm">
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<term><command>lvm</command></term>
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<listitem>
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<para>provides the command-line tools for lvm2. Commands are
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implemented via sympolic links to this program to manage physical
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devices (pv*), volume groups (vg*), and logical volumes (lv*).</para>
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<indexterm zone="lvm2 lvm">
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<primary sortas="b-lvm">lvm</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="lvmconf">
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<term><command>lvmconf</command></term>
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<listitem>
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<para>is a script that modifies the locking configuration in
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an lvm configuration file.</para>
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<indexterm zone="lvm2 lvmconf">
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<primary sortas="b-lvmconf">lvmconf</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="lvmdump">
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<term><command>lvmdump</command></term>
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<listitem>
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<para>is a tool to dump various information concerning lvm2.</para>
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<indexterm zone="lvm2 lvmdump">
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<primary sortas="b-lvmdump">lvmdump</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="vgimportclone">
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<term><command>vgimportclone</command></term>
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<listitem>
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<para>is used to import a duplicated VG (e.g. hardware snapshot).</para>
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<indexterm zone="lvm2 vgimportclone">
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<primary sortas="b-vgimportclone">vgimportclone</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libdevmapper">
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<term><filename class='libraryfile'>libdevmapper.so</filename></term>
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<listitem>
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<para>contains the <application>device-mapper</application> API
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functions.</para>
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<indexterm zone="lvm2 libdevmapper">
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<primary sortas="c-libdevmapper">libdevmapper.so</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect2>
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</sect1>
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