che, as set using the
         <a class="xref" href="envset_cachesize.html" title="DbEnv::set_cachesize()">DbEnv::set_cachesize()</a>
         method.
    </p>
      <p>
         The <code class="methodname">DbEnv::get_cachesize()</code> method may be called at any time during
         the life of the application.
    </p>
      <p>
         The <code class="methodname">DbEnv::get_cachesize()</code> <span>
            
            <span>
                method either returns a non-zero error value or throws