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<B> Next:</B> <A NAME="tex2html181" HREF="node2.html">Introduction</A>
<B>Up:</B> <A NAME="tex2html179" HREF="sag.html">Linux System Administrators' Guide </A>
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<P><H2><A NAME="SECTION00100000000000000000">Contents</A></H2>
<UL><A NAME="CHILD_LINKS">&#160;</A>
<LI> <A NAME="tex2html183" HREF="node2.html#SECTION00200000000000000000">Introduction</A>
<LI> <A NAME="tex2html184" HREF="node5.html#SECTION00300000000000000000">Overview of a Linux System</A>
<UL>
<LI> <A NAME="tex2html185" HREF="node6.html#SECTION00310000000000000000">Various parts of an operating system</A>
<LI> <A NAME="tex2html186" HREF="node7.html#SECTION00320000000000000000">Important parts of the kernel</A>
<LI> <A NAME="tex2html187" HREF="node8.html#SECTION00330000000000000000">Major services in a UNIX system</A>
<UL>
<LI> <A NAME="tex2html188" HREF="node9.html#SECTION00331000000000000000"><tt>init</tt></A>
<LI> <A NAME="tex2html189" HREF="node10.html#SECTION00332000000000000000">Logins from terminals</A>
<LI> <A NAME="tex2html190" HREF="node11.html#SECTION00333000000000000000">Syslog</A>
<LI> <A NAME="tex2html191" HREF="node12.html#SECTION00334000000000000000">Periodic command execution: <tt>cron</tt> and <tt>at</tt></A>
<LI> <A NAME="tex2html192" HREF="node13.html#SECTION00335000000000000000">Graphical user interface</A>
<LI> <A NAME="tex2html193" HREF="node14.html#SECTION00336000000000000000">Networking</A>
<LI> <A NAME="tex2html194" HREF="node15.html#SECTION00337000000000000000">Network logins</A>
<LI> <A NAME="tex2html195" HREF="node16.html#SECTION00338000000000000000">Network file systems</A>
<LI> <A NAME="tex2html196" HREF="node17.html#SECTION00339000000000000000">Mail</A>
<LI> <A NAME="tex2html197" HREF="node18.html#SECTION003310000000000000000">Printing</A>
</UL> 
<LI> <A NAME="tex2html198" HREF="node19.html#SECTION00340000000000000000">The filesystem layout</A>
</UL> 
<LI> <A NAME="tex2html199" HREF="node20.html#SECTION00400000000000000000">Overview of the Directory Tree</A>
<UL>
<LI> <A NAME="tex2html200" HREF="node21.html#SECTION00410000000000000000">Background</A>
<LI> <A NAME="tex2html201" HREF="node22.html#SECTION00420000000000000000">The root filesystem</A>
<UL>
<LI> <A NAME="tex2html202" HREF="node23.html#SECTION00421000000000000000">The <tt>/etc</tt> directory</A>
<LI> <A NAME="tex2html203" HREF="node24.html#SECTION00422000000000000000">The <tt>/dev</tt> directory</A>
</UL> 
<LI> <A NAME="tex2html204" HREF="node25.html#SECTION00430000000000000000">The <tt>/usr</tt> filesystem</A>
<LI> <A NAME="tex2html205" HREF="node26.html#SECTION00440000000000000000">The <tt>/var</tt> filesystem</A>
<LI> <A NAME="tex2html206" HREF="node27.html#SECTION00450000000000000000">The <tt>/proc</tt> filesystem</A>
</UL> 
<LI> <A NAME="tex2html207" HREF="node28.html#SECTION00500000000000000000">Using Disks and Other Storage Media</A>
<UL>
<LI> <A NAME="tex2html208" HREF="node29.html#SECTION00510000000000000000">Two kinds of devices</A>
<LI> <A NAME="tex2html209" HREF="node30.html#SECTION00520000000000000000">Hard disks</A>
<LI> <A NAME="tex2html210" HREF="node31.html#SECTION00530000000000000000">Floppies</A>
<LI> <A NAME="tex2html211" HREF="node32.html#SECTION00540000000000000000">CD-ROM's</A>
<LI> <A NAME="tex2html212" HREF="node33.html#SECTION00550000000000000000">Tapes</A>
<LI> <A NAME="tex2html213" HREF="node34.html#SECTION00560000000000000000">Formatting</A>
<LI> <A NAME="tex2html214" HREF="node35.html#SECTION00570000000000000000">Partitions</A>
<UL>
<LI> <A NAME="tex2html215" HREF="node36.html#SECTION00571000000000000000">The MBR, boot sectors and partition table</A>
<LI> <A NAME="tex2html216" HREF="node37.html#SECTION00572000000000000000">Extended and logical partitions</A>
<LI> <A NAME="tex2html217" HREF="node38.html#SECTION00573000000000000000">Partition types</A>
<LI> <A NAME="tex2html218" HREF="node39.html#SECTION00574000000000000000">Partitioning a hard disk</A>
<LI> <A NAME="tex2html219" HREF="node40.html#SECTION00575000000000000000">Device files and partitions</A>
</UL> 
<LI> <A NAME="tex2html220" HREF="node41.html#SECTION00580000000000000000">Filesystems</A>
<UL>
<LI> <A NAME="tex2html221" HREF="node42.html#SECTION00581000000000000000">What are filesystems?</A>
<LI> <A NAME="tex2html222" HREF="node43.html#SECTION00582000000000000000">Filesystems galore</A>
<LI> <A NAME="tex2html223" HREF="node44.html#SECTION00583000000000000000">Which filesystem should be used?</A>
<LI> <A NAME="tex2html224" HREF="node45.html#SECTION00584000000000000000">Creating a filesystem</A>
<LI> <A NAME="tex2html225" HREF="node46.html#SECTION00585000000000000000">Mounting and unmounting</A>
<LI> <A NAME="tex2html226" HREF="node47.html#SECTION00586000000000000000">Checking filesystem integrity with <tt>fsck</tt></A>
<LI> <A NAME="tex2html227" HREF="node48.html#SECTION00587000000000000000">Checking for disk errors with <tt>badblocks</tt></A>
<LI> <A NAME="tex2html228" HREF="node49.html#SECTION00588000000000000000">Fighting fragmentation</A>
<LI> <A NAME="tex2html229" HREF="node50.html#SECTION00589000000000000000">Other tools for all filesystems</A>
<LI> <A NAME="tex2html230" HREF="node51.html#SECTION005810000000000000000">Other tools for the ext2 filesystem</A>
</UL> 
<LI> <A NAME="tex2html231" HREF="node52.html#SECTION00590000000000000000">Disks without filesystems</A>
<LI> <A NAME="tex2html232" HREF="node53.html#SECTION005100000000000000000">Allocating disk space</A>
<UL>
<LI> <A NAME="tex2html233" HREF="node54.html#SECTION005101000000000000000">Partitioning schemes</A>
<LI> <A NAME="tex2html234" HREF="node55.html#SECTION005102000000000000000">Space requirements</A>
<LI> <A NAME="tex2html235" HREF="node56.html#SECTION005103000000000000000">Examples of hard disk allocation</A>
<LI> <A NAME="tex2html236" HREF="node57.html#SECTION005104000000000000000">Adding more disk space for Linux</A>
<LI> <A NAME="tex2html237" HREF="node58.html#SECTION005105000000000000000">Tips for saving disk space</A>
</UL> 
</UL> 
<LI> <A NAME="tex2html238" HREF="node59.html#SECTION00600000000000000000">Memory Management</A>
<UL>
<LI> <A NAME="tex2html239" HREF="node60.html#SECTION00610000000000000000">What is virtual memory?</A>
<LI> <A NAME="tex2html240" HREF="node61.html#SECTION00620000000000000000">Creating a swap space</A>
<LI> <A NAME="tex2html241" HREF="node62.html#SECTION00630000000000000000">Using a swap space</A>
<LI> <A NAME="tex2html242" HREF="node63.html#SECTION00640000000000000000">Sharing swap spaces with other operating systems</A>
<LI> <A NAME="tex2html243" HREF="node64.html#SECTION00650000000000000000">Allocating swap space</A>
<LI> <A NAME="tex2html244" HREF="node65.html#SECTION00660000000000000000">The buffer cache</A>
</UL> 
<LI> <A NAME="tex2html245" HREF="node66.html#SECTION00700000000000000000">Boots And Shutdowns</A>
<UL>
<LI> <A NAME="tex2html246" HREF="node67.html#SECTION00710000000000000000">An overview of boots and shutdowns</A>
<LI> <A NAME="tex2html247" HREF="node68.html#SECTION00720000000000000000">The boot process in closer look</A>
<LI> <A NAME="tex2html248" HREF="node69.html#SECTION00730000000000000000">More about shutdowns</A>
<LI> <A NAME="tex2html249" HREF="node70.html#SECTION00740000000000000000">Rebooting</A>
<LI> <A NAME="tex2html250" HREF="node71.html#SECTION00750000000000000000">Single user mode</A>
<LI> <A NAME="tex2html251" HREF="node72.html#SECTION00760000000000000000">Emergency boot floppies</A>
</UL> 
<LI> <A NAME="tex2html252" HREF="node73.html#SECTION00800000000000000000"><tt>init</tt></A>
<UL>
<LI> <A NAME="tex2html253" HREF="node74.html#SECTION00810000000000000000"><tt>init</tt> comes first</A>
<LI> <A NAME="tex2html254" HREF="node75.html#SECTION00820000000000000000">Configuring <tt>init</tt>: the <tt>/etc/inittab</tt> file</A>
<LI> <A NAME="tex2html255" HREF="node76.html#SECTION00830000000000000000">Run levels</A>
<LI> <A NAME="tex2html256" HREF="node77.html#SECTION00840000000000000000">Special configuration in <tt>/etc/inittab</tt></A>
<LI> <A NAME="tex2html257" HREF="node78.html#SECTION00850000000000000000">Booting in single user mode</A>
</UL> 
<LI> <A NAME="tex2html258" HREF="node79.html#SECTION00900000000000000000">Logging In And Out</A>
<UL>
<LI> <A NAME="tex2html259" HREF="node80.html#SECTION00910000000000000000">Logins via terminals</A>
<LI> <A NAME="tex2html260" HREF="node81.html#SECTION00920000000000000000">Logins via the network</A>
<LI> <A NAME="tex2html261" HREF="node82.html#SECTION00930000000000000000">What <tt>login</tt> does</A>
<LI> <A NAME="tex2html262" HREF="node83.html#SECTION00940000000000000000">X and xdm</A>
<LI> <A NAME="tex2html263" HREF="node84.html#SECTION00950000000000000000">Access control</A>
<LI> <A NAME="tex2html264" HREF="node85.html#SECTION00960000000000000000">Shell startup</A>
</UL> 
<LI> <A NAME="tex2html265" HREF="node86.html#SECTION001000000000000000000">Managing user accounts</A>
<UL>
<LI> <A NAME="tex2html266" HREF="node87.html#SECTION001010000000000000000">What's an account?</A>
<LI> <A NAME="tex2html267" HREF="node88.html#SECTION001020000000000000000">Creating a user</A>
<UL>
<LI> <A NAME="tex2html268" HREF="node89.html#SECTION001021000000000000000"><tt>/etc/passwd</tt> and other informative files</A>
<LI> <A NAME="tex2html269" HREF="node90.html#SECTION001022000000000000000">Picking numeric user and group ids</A>
<LI> <A NAME="tex2html270" HREF="node91.html#SECTION001023000000000000000">Initial environment: <tt>/etc/skel</tt></A>
<LI> <A NAME="tex2html271" HREF="node92.html#SECTION001024000000000000000">Creating a user by hand</A>
</UL> 
<LI> <A NAME="tex2html272" HREF="node93.html#SECTION001030000000000000000">Changing user properties</A>
<LI> <A NAME="tex2html273" HREF="node94.html#SECTION001040000000000000000">Removing a user</A>
<LI> <A NAME="tex2html274" HREF="node95.html#SECTION001050000000000000000">Disabling a user temporarily</A>
</UL> 
<LI> <A NAME="tex2html275" HREF="node96.html#SECTION001100000000000000000">Backups</A>
<UL>
<LI> <A NAME="tex2html276" HREF="node97.html#SECTION001110000000000000000">On the importance of being backed up</A>
<LI> <A NAME="tex2html277" HREF="node98.html#SECTION001120000000000000000">Selecting the backup medium</A>
<LI> <A NAME="tex2html278" HREF="node99.html#SECTION001130000000000000000">Selecting the backup tool</A>
<LI> <A NAME="tex2html279" HREF="node100.html#SECTION001140000000000000000">Simple backups</A>
<UL>
<LI> <A NAME="tex2html280" HREF="node101.html#SECTION001141000000000000000">Making backups with <tt>tar</tt></A>
<LI> <A NAME="tex2html281" HREF="node102.html#SECTION001142000000000000000">Restoring files with <tt>tar</tt></A>
</UL> 
<LI> <A NAME="tex2html282" HREF="node103.html#SECTION001150000000000000000">Multilevel backups</A>
<LI> <A NAME="tex2html283" HREF="node104.html#SECTION001160000000000000000">What to back up</A>
<LI> <A NAME="tex2html284" HREF="node105.html#SECTION001170000000000000000">Compressed backups</A>
</UL> 
<LI> <A NAME="tex2html285" HREF="node106.html#SECTION001200000000000000000">Keeping Time</A>
<UL>
<LI> <A NAME="tex2html286" HREF="node107.html#SECTION001210000000000000000">Time zones</A>
<LI> <A NAME="tex2html287" HREF="node108.html#SECTION001220000000000000000">The hardware and software clocks</A>
<LI> <A NAME="tex2html288" HREF="node109.html#SECTION001230000000000000000">Showing and setting time</A>
<LI> <A NAME="tex2html289" HREF="node110.html#SECTION001240000000000000000">When the clock is wrong</A>
</UL> 
<LI> <A NAME="tex2html290" HREF="node111.html#SECTION001300000000000000000">Measuring Holes</A>
<LI> <A NAME="tex2html291" HREF="node112.html#SECTION001400000000000000000">Glossary (DRAFT)</A>
<LI> <A NAME="tex2html292" HREF="node113.html#SECTION001500000000000000000">References</A>
<LI> <A NAME="tex2html293" HREF="node114.html#SECTION001600000000000000000">Index</A>
<LI> <A NAME="tex2html294" HREF="node115.html#SECTION001700000000000000000">  About this document ... </A>
</UL>
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<P><ADDRESS>
<I>Lars Wirzenius <BR>
Sat Nov 15 02:32:11 EET 1997</I>
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