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<section id="frequently-asked-questions">
<h1>Frequently Asked Questions<a class="headerlink" href="#frequently-asked-questions" title="Link to this heading">¶</a></h1>
<section id="does-damon-support-virtual-memory-only">
<h2>Does DAMON support virtual memory only?<a class="headerlink" href="#does-damon-support-virtual-memory-only" title="Link to this heading">¶</a></h2>
<p>No. The core of the DAMON is address space independent. The address space
specific monitoring operations including monitoring target regions
constructions and actual access checks can be implemented and configured on the
DAMON core by the users. In this way, DAMON users can monitor any address
space with any access check technique.</p>
<p>Nonetheless, DAMON provides vma/rmap tracking and PTE Accessed bit check based
implementations of the address space dependent functions for the virtual memory
and the physical memory by default, for a reference and convenient use.</p>
</section>
<section id="can-i-simply-monitor-page-granularity">
<h2>Can I simply monitor page granularity?<a class="headerlink" href="#can-i-simply-monitor-page-granularity" title="Link to this heading">¶</a></h2>
<p>Yes. You can do so by setting the <code class="docutils literal notranslate"><span class="pre">min_nr_regions</span></code> attribute higher than the
working set size divided by the page size. Because the monitoring target
regions size is forced to be <code class="docutils literal notranslate"><span class="pre">>=page</span> <span class="pre">size</span></code>, the region split will make no
effect.</p>
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