img class=element-to-stretch src=/v1.5/blog/2018/egress-tcp/errorFetchingBookRating.png alt="The Ratings service error messages"></a></div><figcaption>The Ratings service error messages</figcaption></figure><p>As in <a href=/v1.5/blog/2018/egress-https/>Consuming External Web Services</a>, you experience <strong>graceful service degradation</strong>,
which is good. The application did not crash due to the error in the <em>ratings</em> microservice. The webpage of the
application correctly displayed the book