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<H1><A NAME="SECTION001000000000000000000">备份</A></H1>
<A NAME="chapbackups"> </A>
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<I>
Hardware is indeterministically reliable. <BR>
Software is deterministically unreliable. <BR>
People are indeterministically unreliable. <BR>
Nature is deterministically reliable. <BR>
</I>
</td><td>
硬件不肯定是可靠的。<BR>
软件肯定是不可靠的。<BR>
人不肯定是不可靠的。<BR>
而自然肯定是可靠的。<br>
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本张说明为什么、如何、何时要做备份，及如何回存备份的东西。
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<UL><A NAME="CHILD_LINKS"> </A>
<LI> <A NAME="tex2html1429" HREF="node91.html#SECTION001010000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node91.html#SECTION001010000000000000000">On the importance of being backed up</A>
<LI> <A NAME="tex2html1430" HREF="node92.html#SECTION001020000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node92.html#SECTION001020000000000000000">选择备份介质</A>
<LI> <A NAME="tex2html1431" HREF="node93.html#SECTION001030000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node93.html#SECTION001030000000000000000">选择备份工具</A>
<LI> <A NAME="tex2html1432" HREF="node94.html#SECTION001040000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node94.html#SECTION001040000000000000000">简单备份</A>
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<LI> <A NAME="tex2html1433" HREF="node95.html#SECTION001041000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node95.html#SECTION001041000000000000000">用<tt>tar</tt>备份</A>
<LI> <A NAME="tex2html1434" HREF="node96.html#SECTION001042000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node96.html#SECTION001042000000000000000">用<tt>tar</tt>回存</A>
</UL>
<LI> <A NAME="tex2html1435" HREF="node97.html#SECTION001050000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node97.html#SECTION001050000000000000000">多级备份</A>
<LI> <A NAME="tex2html1436" HREF="node98.html#SECTION001060000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node98.html#SECTION001060000000000000000">备份什么</A>
<LI> <A NAME="tex2html1437" HREF="node99.html#SECTION001070000000000000000" tppabs="http://linux.ccpi.gov.cn/Linux/linuxadmin/node99.html#SECTION001070000000000000000">压缩备份</A>
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<P><ADDRESS>
<I>Lars Wirzenius <BR>
Sun Jun 29 13:31:22 EEST 1997</I>
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