locality-load-balancing/failover/sequence.svg title=地域故障转移顺序><img class=element-to-stretch src=/v1.26/zh/docs/tasks/traffic-management/locality-load-balancing/failover/sequence.svg alt=地域故障转移顺序></a></div><figcaption>地域故障转移顺序</figcaption></figure><p>在内部，<a href=https://www.envoyproxy.io/docs/envoy/latest/intro/arch_overview/upstream/load_balancing/priority.html>Envoy 优先级</a>用于控制故障转移。
这些优先级将按照以下方式分配来�