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<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"><!--Converted with LaTeX2HTML 96.1-h (September 30, 1996) by Nikos Drakos (nikos@cbl.leeds.ac.uk), CBLU, University of Leeds --><HTML><HEAD><TITLE>用badblocks检查磁盘错误</TITLE><META NAME="description" CONTENT="Checking for disk errors with badblocks"><META NAME="keywords" CONTENT="sag"><META NAME="resource-type" CONTENT="document"><META NAME="distribution" CONTENT="global"><LINK REL=STYLESHEET HREF="sag.css"></HEAD><BODY LANG="EN" > <A NAME="tex2html901" HREF="node49.html"><IMG WIDTH=37 HEIGHT=24 ALIGN=BOTTOM ALT="next" SRC="./next_motif.gif"></A> <A NAME="tex2html899" HREF="node41.html"><IMG WIDTH=26 HEIGHT=24 ALIGN=BOTTOM ALT="up" SRC="./up_motif.gif"></A> <A NAME="tex2html893" HREF="node47.html"><IMG WIDTH=63 HEIGHT=24 ALIGN=BOTTOM ALT="previous" SRC="./previous_motif.gif"></A> <A NAME="tex2html903" HREF="node1.html"><IMG WIDTH=65 HEIGHT=24 ALIGN=BOTTOM ALT="contents" SRC="./contents_motif.gif"></A> <A NAME="tex2html904" HREF="node108.html"><IMG WIDTH=43 HEIGHT=24 ALIGN=BOTTOM ALT="index" SRC="./index_motif.gif"></A> <BR><B> Next:</B> <A NAME="tex2html902" HREF="node49.html">Fighting fragmentation</A><B>Up:</B> <A NAME="tex2html900" HREF="node41.html">Filesystems</A><B> Previous:</B> <A NAME="tex2html894" HREF="node47.html">Checking filesystem integrity with </A><BR> <P><A NAME="1715"> </A><H2><A NAME="SECTION00587000000000000000">用badblocks检查磁盘错误</A></H2><P>应该周期性地用<tt>badblocks</tt><A NAME="1717"> </A>命令检查坏块它输出找到的所有坏块的编号的列表。列表给<tt>fsck</tt><A NAME="1719"> </A>记录在文件系统数据结构中，使操作系统存储数据时不使用这些坏块。举例： <BLOCKQUOTE> <TT><code>$</code> <I>badblocks /dev/fd0H1440 1440 > bad-blocks </I> <BR> <code>$</code> <I>fsck -t ext2 -l bad-blocks /dev/fd0H1440</I> <BR> <code>Parallelizing fsck version 0.5a (5-Apr-94)</code> <BR> <code>e2fsck 0.5a, 5-Apr-94 for EXT2 FS 0.5, 94/03/10</code> <BR> <code>Pass 1: Checking inodes, blocks, and sizes</code> <BR> <code>Pass 2: Checking directory structure</code> <BR> <code>Pass 3: Checking directory connectivity</code> <BR> <code>Pass 4: Check reference counts.</code> <BR> <code>Pass 5: Checking group summary information.</code> <BR> <code> </code> <BR> <code>/dev/fd0H1440: ***** FILE SYSTEM WAS MODIFIED *****</code> <BR> <code>/dev/fd0H1440: 11/360 files, 63/1440 blocks</code> <BR> <code>$ </code> </TT></BLOCKQUOTE>如果badblocks报告一个块已经使用，<tt>e2fsck</tt><A NAME="1721"> </A>将试着将此块移到其他地方。如果该块真的坏了，而不是在坏块边缘，文件内容可能丢失。<P><BR> <HR><P><ADDRESS><I>Lars Wirzenius <BR>Sun Jun 29 13:31:22 EEST 1997</I></ADDRESS></BODY></HTML>⌨️ 快捷键说明
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