<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Chapter 16. Coexisting with Other Operating Systems</title> <link rel="stylesheet" href="images/mdk-doc.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.73.2"> <link rel="start" href="index.html" title="Mastering Mandriva Linux"> <link rel="up" href="install.html" title="Part 3. Installing Mandriva Linux"> <link rel="prev" href="install.html" title="Part 3. Installing Mandriva Linux"> <link rel="next" href="before-installation.html" title="Chapter 17. Before Installation"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <div class="navheader"> <table width="100%" summary="Navigation header"> <tr> <th colspan="3" align="center">Chapter 16. Coexisting with Other Operating Systems </th> </tr> <tr> <td width="20%" align="left"><a accesskey="p" href="install.html">Prev</a> </td> <th width="60%" align="center">Part 3. Installing Mandriva Linux</th> <td width="20%" align="right"> <a accesskey="n" href="before-installation.html">Next</a></td> </tr> </table> <hr> </div> <div class="chapter" lang="en"> <div class="titlepage"> <div> <div> <h1 class="title"><a name="bigfat-warning"></a>Coexisting with Other Operating Systems </h1> </div> </div> </div> <a class="indexterm" name="BIdNEW-bigfat-warning-it3"></a> <p><a name="BId-bigfat-warning-pa1"></a>If you plan on using <span class="application">Windows <sup>®</sup></span> as well as <span class="application">GNU/Linux</span> by dual-booting (being able to access either system on the same computer), please note that it is easier to install <span class="application">Windows <sup>®</sup></span> <span class="emphasis"><em>before</em></span> <span class="application">GNU/Linux</span>. If <span class="application">Windows <sup>®</sup></span> is already set up on your system, and you have never installed <span class="application">GNU/Linux</span> before, <span class="application">DrakX</span> — <span class="application">Mandriva Linux</span>'s installation program — will have to re-size your <span class="application">Windows <sup>®</sup></span> partition. This operation can be harmful to your data. Therefore, you <span class="emphasis"><em>must</em></span> perform the following steps before proceeding: </p> <div class="procedure"> <ol type="1"> <li> <p><a name="BId-bigfat-warning-pa2"></a> <a class="indexterm" name="BId-bigfat-warning-it1"></a> <a class="indexterm" name="BIdNEW-bigfat-warning-it4"></a> <a class="indexterm" name="BIdNEW-bigfat-warning-it7"></a> <a class="indexterm" name="BIdNEW-bigfat-warning-it8"></a> Run <span class="command"><strong>chkdsk</strong></span> on your <span class="application">Windows <sup>®</sup></span> computer (also called <span class="command"><strong>scandisk</strong></span> on some non- <span class="application">NT</span> systems, such as <span class="application">Windows <sup>®</sup> 9x</span>). The resizing program can detect some obvious errors, but <span class="command"><strong>chkdsk</strong></span> is better suited for this task. Refer to the <span class="command"><strong>chkdsk</strong></span> documentation for more information on the different options it has. </p> <div class="note" style="margin-left: 0.5in; margin-right: 0.5in;"> <table border="0" summary="Note"> <tr> <td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="images/note.png"></td> <th align="left">Note</th> </tr> <tr> <td align="left" valign="top"> <p><a name="BId-bigfat-warning-pa3"></a>Before using <span class="command"><strong>chkdsk</strong></span> make sure your screen saver and any other program that might write to the hard disk is turned off. To obtain even better results, you should run <span class="command"><strong>chkdsk</strong></span> from <span class="application">Windows <sup>®</sup></span>'s “<span class="quote">Safe Mode</span>”, though it will take longer. </p> </td> </tr> </table> </div> </li> <li> <p><a name="BId-bigfat-warning-pa4"></a> <a class="indexterm" name="BId-bigfat-warning-it2"></a> <a class="indexterm" name="BIdNEW-bigfat-warning-it5"></a> For maximum data security, also run <span class="application">defrag</span> on your partition if you use <span class="application">Windows <sup>®</sup> 9x</span> <sup>[<a name="d5e9481" href="#ftn.d5e9481" class="footnote">15</a>]</sup>. This further reduces the risk of data loss. This isn't mandatory, but it's <span class="emphasis"><em>highly recommended</em></span>. Doing so will make the resizing process much faster and easier. </p> </li> <li> <p><a name="BId-bigfat-warning-pa5"></a>The ultimate insurance against problems is to always <span class="emphasis"><em>back up your data</em></span>! Of course, you should back up your data on <span class="emphasis"><em>another</em></span> computer, upload your back-ups onto the web, on a friend's computer, etc. <span class="emphasis"><em>Do not</em></span> back it up onto the computer on which you want to install <span class="application">GNU/Linux</span>. </p> </li> </ol> </div> <div class="footnotes"><br><hr width="100" align="left"> <div class="footnote"> <p><sup>[<a name="ftn.d5e9481" href="#d5e9481" class="para">15</a>] </sup>On <span class="application">NT</span>-based operating systems, defragmentation has little to no effect, provided the disk is formatted with <acronym class="acronym">NTFS</acronym>. </p> </div> </div> </div> <div class="navfooter"> <hr> <table width="100%" summary="Navigation footer"> <tr> <td width="40%" align="left"><a accesskey="p" href="install.html">Prev</a> </td> <td width="20%" align="center"><a accesskey="u" href="install.html">Up</a></td> <td width="40%" align="right"> <a accesskey="n" href="before-installation.html">Next</a></td> </tr> <tr> <td width="40%" align="left" valign="top">Part 3. 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