# Couchbase High Availability and Disaster Recovery: Java Multi-Cluster Aware Client - **期号**: SRE Weekly Issue #111(2018-02-25) - **作者**: Hod Greeley — Couchbase - **链接**: https://blog.couchbase.com/couchbase-high-availability-disaster-recovery-java-multi-cluster-aware-client/ ## 简介 > In this post, I’m going to take a look at a sample application that uses the Couchbase Server Multi-Cluster Aware (MCA) Java client. This client goes hand-in-hand with Couchbase’s Cross-Data Center Replication (XDCR) capabilities. ## 正文 > ⚠️ 抓取失败:HTTP 403