行业分享

HBase金融大数据乾坤大挪移
https://www.jianshu.com/p/cb4a645dd66a

HBase跨机房迁移技术分享总结
https://www.jianshu.com/p/defc787b2704
dbaplus181期：腾讯金融HBase跨机房迁移实战
https://m.qlchat.com/topic/details?topicId=2000003847589595
https://dbaplus.cn/activity-12-755-1.html

HBase 集群间数据迁移

参考
https://blog.csdn.net/qq_26442553/article/details/134282334
https://blog.csdn.net/wypblog/article/details/108030883
https://www.cnblogs.com/ballwql/p/hbase_data_transfer.html
https://www.slideshare.net/jmhsieh/apache-hbase-for-the-enterprise-stratahadoop-world-2012

1、使用distcp方式拷贝HDFS上的数据：
格式：
hadoop distcp ${旧集群HBase表在HDFS上路径} ${新集群HBase表在HDFS上路径}
例如：
hadoop distcp hdfs://192.168.75.156:8020/hbase/data/default/SYSTEM.STATS hdfs://192.168.75.11:8020/hbase/data/default/SYSTEM.STATS

2、然后执行：
hbase hbck -fixMeta
hbase hbck -fixAssignments

即可把数据做集群间迁移。

Snapshot

http://hbasefly.com/2017/09/17/hbase-snapshot/
https://hbase.apache.org/book.html#ops.snapshots

Replication

其他记录

http://blog.cloudera.com/blog/2012/06/online-hbase-backups-with-copytable-2
https://blog.cloudera.com/introduction-to-apache-hbase-snapshots/
http://blog.cloudera.com/blog/2013/06/introduction-to-apache-hbase-snapshots-part-2-deeper-dive/
https://hbase.apache.org/book.html#casestudies