hfutatzhanghb commented on code in PR #3743:
URL: https://github.com/apache/hadoop/pull/3743#discussion_r1583039222
##########
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeManager.java:
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@@ -1281,6 +1282,57 @@ nodes with its data cleared (or user can just remove the
StorageID
}
}
+ /**
+ * refresh the network topology of this cluster based on the
mapping_topology.data file.
+ */
+ public void refreshTopology() throws IOException {
+ long start = System.currentTimeMillis();
Review Comment:
Sir, have fixed.
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