[GitHub] [hbase] Apache9 commented on a change in pull request #1206: HBASE-23890 Update the rsgroup section in our ref guide

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Apache9 commented on a change in pull request #1206: HBASE-23890 Update the rsgroup section in our ref guide
URL: https://github.com/apache/hbase/pull/1206#discussion_r383916533
 
 

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 File path: src/main/asciidoc/_chapters/ops_mgt.adoc
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 @@ -3479,6 +3478,27 @@ To enable ACL, add the following to your hbase-site.xml and restart your Master:
 <property>
 ----
 
+=== Migrating From Old Implementation
+The coprocessor `org.apache.hadoop.hbase.rsgroup.RSGroupAdminEndpoint` is
+deprected, but for compatible, if you want the pre 3.0.0 hbase client/shell
+to communicate with the new hbase cluster, you still need to add this
+coprocessor to master. And if this coprocessor is specified, the
+`hbase.balancer.rsgroup.enabled` flag will be set to true automatically to
+enable rs group feature.
+
+The main difference comparing to the old implementation is that, now the
 
 Review comment:
   The old implementation is a bit broken, as we can set rsgroup for a namespace, and you can never get this information from the RSGroupInfo. In the new implementation there are two Admin methods for getting the information.

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