”)
                            </p>
                            <p>
                                <a data-type="indexterm" data-primary="post hoc analysis" id="id-JnCDSjIVcG"></a>In general, Google has trended toward simpler and faster monitoring systems, with better tools for <em>post hoc</em> analysis. We avoid &#34;magic&#34; systems that try to learn thresholds or automatically detect causality. Rules that detect unexpected changes in end-user request rates are one counterexample; while these rules 