Thanks Kurt,we may will still use snapshot and sstableloader to split this schema to another cluster.
------------------ 原始邮件 ------------------ 发件人: "kurt";<k...@instaclustr.com>; 发送时间: 2017年10月19日(星期四) 晚上6:11 收件人: "User"<user@cassandra.apache.org>; 主题: Re: split one DC from a cluster Easiest way is to separate them via firewall/network partition so the DC's can't talk to each other, ensure each DC sees the other DC as DOWN, then remove the other DC from replication, then remove all the nodes in the opposite DC using removenode.
