abel="Table of Contents"><div><hr><ol><li role=none aria-label=Params><a href=#Params>Params</a><li role=none aria-label=Params.Level><a href=#Params-Level>Params.Level</a><li role=none aria-label=Params.Stream><a href=#Params-Stream>Params.Stream</a></ol><hr></div></nav><p>The <code>stdio</code> adapter enables Istio to output logs and metrics to
the local machine. Logs and metrics can be directed to Mixer&rsquo;s
standard output stream, standard error stream, or to any locally
reachable file. When outputt