sodonnel commented on code in PR #11778:
URL: https://github.com/apache/ozone/pull/11778#discussion_r4388092909
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hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMDatanodeProtocolServer.java:
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@@ -255,6 +258,13 @@ public SCMRegisteredResponseProto register(
pipelineReportsProto));
}
try {
+ if (registeredCommand.getError() ==
SCMRegisteredResponseProto.ErrorCode.errorNodeNotPermitted && !leaderReady) {
Review Comment:
One of the ZDU criteria is that all the SCM software versions must be
updated before the DN versions so this should not be a concern. We should not
have mixed software version SCMs with newer DNs running than some of the SCMs.
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