cess&rsquo; standard output stream. This is the default value.</p></td></tr><tr id=Params-Stream-STDERR><td><code>STDERR</code></td><td><p>Output to the Mixer process&rsquo; standard error stream.</p></td></tr><tr id=Params-Stream-FILE><td><code>FILE</code></td><td><p>Output to a specific file.</p></td></tr><tr id=Params-Stream-ROTATED_FILE><td><code>ROTATED_FILE</code></td><td><p>Output to a specific rotating file, controlled by the various file rotation options.</p></td></tr></tbody></table></section></ar