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Diffstat (limited to 'chapter06/aboutdebug.xml')
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1 files changed, 1 insertions, 36 deletions
diff --git a/chapter06/aboutdebug.xml b/chapter06/aboutdebug.xml index 4939bb704..55435a9d9 100644 --- a/chapter06/aboutdebug.xml +++ b/chapter06/aboutdebug.xml @@ -7,41 +7,6 @@ <title>About debugging symbols</title> <?dbhtml filename="aboutdebug.html"?> -<para>Most programs and libraries are, by default, compiled with debugging -symbols included (with <command>gcc</command>'s <parameter>-g</parameter> -option). This means that, when debugging a program or library that was compiled -with debugging information included, the debugger can give you not only memory -addresses but also the names of the routines and variables.</para> - -<para>The inclusion of these debugging symbols, however, enlarges a program or -library significantly. To get an idea of the amount of space these symbols -occupy, have a look at the following:</para> - -<itemizedlist> - -<listitem><para>a bash binary -with debugging symbols: 1200 KB</para></listitem> - -<listitem><para>a bash binary -without debugging symbols: 480 KB</para></listitem> - -<listitem><para>Glibc and GCC files (<filename class="directory">/lib</filename> -and <filename class="directory">/usr/lib</filename>) -with debugging symbols: 87 MB</para></listitem> - -<listitem><para>Glibc and GCC files -without debugging symbols: 16 MB</para></listitem> - -</itemizedlist> - -<para>Sizes may vary somewhat, depending on which compiler was used and which C -library, but when comparing programs with and without debugging symbols the -difference will generally be a factor between 2 and 5.</para> - -<para>As most people will probably never use a debugger on their system -software, a lot of disk space can be regained by removing these symbols. For -your convenience, the next section shows how to strip all debugging symbols -from all programs and libraries. Information on other ways of optimizing your -system can be found in the hint at <ulink url="&hints-root;optimization.txt"/>.</para> +<para>See testing</para> </sect1> |