source: postlfs/filesystems/mdadm.xml@ 78bfd941

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
   "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../../general.ent">
  %general-entities;

  <!ENTITY mdadm-download-http "&kernel;linux/utils/raid/mdadm/mdadm-&mdadm-version;.tar.xz">
  <!ENTITY mdadm-download-ftp " ">
  <!ENTITY mdadm-md5sum        "2afc306135466923fe5020d743bff9a4">
  <!ENTITY mdadm-size          "364 KB">
  <!ENTITY mdadm-buildsize     "16.4 MB">
  <!ENTITY mdadm-time          "0.4 SBU">
]>

<sect1 id="mdadm" xreflabel="mdadm-&mdadm-version;">
  <?dbhtml filename="mdadm.html"?>

  <sect1info>
    <othername>$LastChangedBy$</othername>
    <date>$Date$</date>
  </sect1info>

  <title>mdadm-&mdadm-version;</title>

  <indexterm zone="mdadm">
    <primary sortas="a-mdadm">mdadm</primary>
  </indexterm>

  <sect2 role="package">
    <title>Introduction to mdadm</title>

    <para>The <application>mdadm</application> package contains administration
    tools for software RAID.</para>

    &lfs72_checked;

    <bridgehead renderas="sect3">Package Information</bridgehead>
    <itemizedlist spacing="compact">
      <listitem>
        <para>Download (HTTP): <ulink url="&mdadm-download-http;"/></para>
      </listitem>
      <listitem>
        <para>Download (FTP): <ulink url="&mdadm-download-ftp;"/></para>
      </listitem>
      <listitem>
        <para>Download MD5 sum: &mdadm-md5sum;</para>
      </listitem>
      <listitem>
        <para>Download size: &mdadm-size;</para>
      </listitem>
      <listitem>
        <para>Estimated disk space required: &mdadm-buildsize;</para>
      </listitem>
      <listitem>
        <para>Estimated build time: &mdadm-time;</para>
      </listitem>
    </itemizedlist>

    <para condition="html" role="usernotes">User Notes:
    <ulink url="&blfs-wiki;/mdadm"/></para>

  </sect2>

  <sect2 role="kernel" id='mdadm-kernel'>
    <title>Kernel Configuration</title>

    <para>Enable the following options in the kernel configuration
    and recompile the kernel, if necessary.  Only the RAID types desired
    are required.  </para>

<screen><literal>File Systems:
  Device Drivers:
    Multiple devices driver support (RAID and LVM): Y
      RAID support: Y or M
        Autodetect RAID arrays during kernel boot: Y
        Linear (append) mode: Y or M
        RAID-0 (striping) mode : Y or M
        RAID-1 (mirroring) mode : Y or M
        RAID-10 (mirrored striping) mode: Y or M
        RAID-4/RAID-5/RAID-6 mode : Y or M</literal></screen>

    <indexterm zone="mdadm mdadm-kernel">
      <primary sortas="d-mdadm">mdadm</primary>
    </indexterm>

  </sect2>

  <sect2 role="installation">
    <title>Installation of mdadm</title>

    <para>Install <application>mdadm</application> by running the following
    commands:</para>

<screen><userinput>make everything</userinput></screen>

<!--    <para>This package does not come with a test suite.</para> -->

    <para>Now, as the <systemitem class="username">root</systemitem> user:</para>

<screen role="root"><userinput>make install</userinput></screen>

  </sect2>

  <sect2 role="content">
    <title>Contents</title>

    <segmentedlist>
      <segtitle>Installed Programs</segtitle>
      <segtitle>Installed Libraries</segtitle>
      <segtitle>Installed Directory</segtitle>

      <seglistitem>
        <seg>mdadm and mdmon</seg>
        <seg>None</seg>
        <seg>None</seg>
      </seglistitem>
    </segmentedlist>

    <variablelist>
      <bridgehead renderas="sect3">Short Descriptions</bridgehead>
      <?dbfo list-presentation="list"?>
      <?dbhtml list-presentation="table"?>

      <varlistentry id="mdadm-prog">
        <term><command>mdadm</command></term>
        <listitem>
          <para>manages MD devices aka Linux Software RAID.</para>
          <indexterm zone="mdadm mdadm-prog">
            <primary sortas="b-mdadm-prog">mdadm</primary>
          </indexterm>
        </listitem>
      </varlistentry>

      <varlistentry id="mdmon">
        <term><command>mdmon</command></term>
        <listitem>
          <para>monitors MD external metadata arrays.</para>
          <indexterm zone="mdadm mdmon">
            <primary sortas="b-mdmon">mdmon</primary>
          </indexterm>
        </listitem>
      </varlistentry>

    </variablelist>

  </sect2>

</sect1>