s=article-container><button tabindex=-1 id=sidebar-toggler title="Toggle the navigation bar"><svg class="icon"><use xlink:href="/v1.1/img/icons.svg#pull"/></svg></button><nav aria-label=Breadcrumb><ol><li><a href=/v1.1/ title="Connect, secure, control, and observe services.">Istio</a></li><li><a href=/v1.1/blog/ title="Posts about using Istio.">Blog</a></li><li><a href=/v1.1/blog/2018/ title="Blog posts for 2018.">2018 Posts</a></li><li>Traffic Mirroring with Istio for Testing in Production</li></ol></nav><