JacksonYao287 commented on a change in pull request #2886:
URL: https://github.com/apache/ozone/pull/2886#discussion_r768281939
##########
File path:
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/ratis/OzoneManagerRatisServer.java
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@@ -330,14 +330,45 @@ public void addOMToRatisRing(OMNodeDetails newOMNode)
throws IOException {
}
}
+ /**
+ * Remove decommissioned OM node from Ratis ring
+ */
+ public void removeOMFromRatisRing(OMNodeDetails removeOMNode)
+ throws IOException {
+ Preconditions.checkNotNull(removeOMNode);
+
+ String removeNodeId = removeOMNode.getNodeId();
Review comment:
if we want to remove a leader from the ratis ring, can we first transfer
the leadership to a follower and then remove the old leader(now it is follower)
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