prashantpogde commented on a change in pull request #1457:
URL: https://github.com/apache/hadoop-ozone/pull/1457#discussion_r498600060
##########
File path:
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/node/SCMNodeManager.java
##########
@@ -240,8 +247,19 @@ public VersionResponse getVersion(SCMVersionRequestProto
versionRequest) {
@Override
public RegisteredCommand register(
DatanodeDetails datanodeDetails, NodeReportProto nodeReport,
- PipelineReportsProto pipelineReportsProto) {
-
+ PipelineReportsProto pipelineReportsProto,
+ LayoutVersionProto layoutInfo) {
+
+ if (layoutInfo != null) {
+ if (layoutInfo.getSoftwareLayoutVersion() >
+ scmLayoutVersionManager.getSoftwareLayoutVersion()) {
Review comment:
SCM can handle multiple DNs and it may make log verbose. This will be
thrown back to the DN and it will be logged there for debugging as to why
datanode is not able to register with SCM.
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