# PETSc Options, IO, and System Utilities

PETSc provides a variety of "system" level routines, including parallel file
access, graphics, options management, and synchronized printing to screen.

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Directories
<p><a href="totalview/index.html">totalview</a><br>
<a href="error/index.html">error</a><br>
<a href="webclient/index.html">webclient</a><br>
<a href="time/index.html">time</a><br>
<a href="info/index.html">info</a><br>
<a href="memory/index.html">memory</a><br>
<a href="perfstubs/index.html">perfstubs</a><br>
<a href="utils/index.html">utils</a><br>
<a href="ftn-mod/index.html">ftn-mod</a><br>
<a href="objects/index.html">objects</a><br>
<a href="yaml/index.html">yaml</a><br>
<a href="tests/index.html">tests</a><br>
<a href="dll/index.html">dll</a><br>
<a href="classes/index.html">classes</a><br>
<a href="ftn-src/index.html">ftn-src</a><br>
<a href="python/index.html">python</a><br>
<a href="fileio/index.html">fileio</a><br>
<a href="ftn-custom/index.html">ftn-custom</a><br>
<a href="ams/index.html">ams</a><br>
<a href="tutorials/index.html">tutorials</a><br>
<a href="logging/index.html">logging</a><br>