# 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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Source files
<p><a href="segmentedmempool.hpp.html">segmentedmempool.hpp</a><br>
<a href="impldevicebase.hpp.html">impldevicebase.hpp</a><br>

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Directories
<p><a href="cupm/index.html">cupm</a><br>
<a href="host/index.html">host</a><br>
<a href="sycl/index.html">sycl</a><br>